The invention relates to a control device (7) for operating a fuel cell (5), comprising a position-sensing module (9), which is designed to sense the current position of the fuel cell (5), and a purge control module (13), which is designed to control the purging of the fuel cell (5) with a gas, wherein the purge control module (13) is operatively connected to the position-sensing module (9) and is designed not to carry out a purging of the fuel cell (5) if the position-sensing module (9) senses a current position of the fuel cell (5) that deviates from a predefined normal position at least by a predefined limit angle.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
H01M 8/04313 - Processes for controlling fuel cells or fuel cell systems characterised by the detection or assessment of variablesProcesses for controlling fuel cells or fuel cell systems characterised by the detection or assessment of failure or abnormal function
The invention relates to a method for purging fuel cells (5), a plurality of fuel cells (5) being operated jointly in a fuel cell assembly (3), the fuel cells (5) being arranged such that the fuel cells can be purged at least partially independently of each other, and purging processes for the fuel cells (5) being temporally coordinated.
H01M 8/04119 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants with simultaneous supply or evacuation of electrolyteHumidifying or dehumidifying
The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine, in which method: during normal operation, the injection system desired values for controlling the injection system final control elements are calculated using an adaptable combustion model in accordance with default values for the operation of the internal combustion engine; a measure of quality is calculated by an optimiser at least in accordance with the injection system desired values, and the measure of quality is minimised by the optimiser by modifying at least the injection system desired values within a prediction horizon; and the injection system desired values are set by the optimiser on the basis of the minimised measure of quality (J(MIN)) as essential for setting the operating point of the internal combustion engine, wherein during stationary operation, switching takes place cyclically from the normal operation to an exploration operation; in the exploration operation, an exploration measure of quality (J(EXP)) is calculated in accordance with the combustion model and variance (VAR) thereof; the exploration measure of quality (J(EXP)) is set as essential for setting the operating point of the internal combustion engine; on the basis of the operating variables of the internal combustion engine the combustion model is adapted; and switching back to the normal operation takes place.
The invention relates to a method for model-based open-loop and closed-loop control of an internal combustion engine (1), in which: the injection system setpoint values for controlling the injection system actuators are determined via a combustion model (4) according to a setpoint torque; during operation of the internal combustion engine (1), the combustion model (4) is adapted according to a model value, the model value being calculated from a first Gaussian process model for representing a base grid and a second Gaussian process model for representing adaptation data points; a minimised measure of quality is determined by an optimiser (3) by changing the injection system setpoint values within a prediction horizon, and, in the event that a minimised measure of quality is found, the injection system setpoint values are set as critical for adjusting the operating point of the internal combustion engine (1). The invention is characterised in that the model value is monitored in respect of a predefined monotonicity.
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
F02D 41/26 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
5.
METHOD FOR MONITORING THE OPERABILITY OF A VEHICLE, CONTROLLER FOR A DRIVE OF A VEHICLE, DRIVE HAVING SUCH A CONTROLLER, AND VEHICLE HAVING SUCH A DRIVE
The invention relates to a method for monitoring the operability of a vehicle (2), comprising the following steps: – the vehicle (2) travelling on a defined route (7); – detecting at least one power parameter of the vehicle (2) that is characteristic for a power of a drive (9) of the vehicle (2); – in a first comparison, comparing the at least one power parameter with historical data regarding the route (7) travelled on, and assessing the operability of the vehicle (2) on the basis of the first comparison.
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
B60T 1/10 - Arrangements of braking elements, i.e. of those parts where braking effect occurs acting by retarding wheels by utilising wheel movement for accumulating energy, e.g. driving air compressors
B60T 17/22 - Devices for monitoring or checking brake systemsSignal devices
The invention relates to a drive (3) for a vehicle (2), in particular for a watercraft (1), comprising an internal combustion engine (5) and a freewheel device (7), wherein the internal combustion engine (5) can be drivingly connected to a driveshaft (22) of the drive (3) via the freewheel device (7), wherein the freewheel device (7) is designed to decouple the internal combustion engine (5) from the driveshaft (22) if a rotational speed of the driveshaft (22) exceeds a rotational speed of the internal combustion engine (5), and comprising a bridging device (11) which is designed to couple the internal combustion engine (5) to the driveshaft (22) in at least one operating situation of the drive (3), if the internal combustion engine (5) is separated from the driveshaft (2) by the freewheel device (7).
B63H 23/10 - Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit
B63H 21/20 - Use of propulsion power plant or units on vessels the vessels being powered by combinations of different types of propulsion units
B63H 23/16 - Transmitting power from propulsion power plant to propulsive elements with mechanical gearing for transmitting drive from more than one propulsion power unit allowing combined use of the propulsion power units characterised by provision of reverse drive
7.
CONTROL DEVICE FOR CONTROLLING A WATERCRAFT, WATERCRAFT HAVING SUCH A CONTROL DEVICE, AND METHOD FOR CONTROLLING A WATERCRAFT
The invention relates to a control device (3) for controlling a watercraft (1), comprising a position detection module (2) designed to detect a current position of the watercraft (1), and comprising a positioning module (4) designed to determine a new position for the watercraft (1) within a delimited region (5) depending on at least one positioning parameter when the watercraft (1) approaches a predetermined or parameterizable distance to a delimitation of the delimited region (5).
B63B 49/00 - Arrangements of nautical instruments or navigational aids
G05D 1/02 - Control of position or course in two dimensions
8.
METHOD AND CONTROL DEVICE FOR OPERATING A NUMBER OF ASSEMBLIES, EACH HAVING A FUEL ENERGY CONVERSION UNIT, AND NUMBER OF ASSEMBLIES, EACH HAVING A FUEL ENERGY CONVERSION UNIT WITH A CONTROL DEVICE
The invention relates to a method for operating a number of assemblies (610.1-610.n), each having a fuel energy conversion unit, with a control device (602), in particular a method for operating the number of assemblies (610.1-610.n) in the form of a farm or fleet (600) with an overall controller, preferably a farm or fleet controller, wherein the number of assemblies (610.1-610.n) are operated with the fuel energy conversion units under comparable conditions, wherein at least one operating parameter (BPP1-BPPn) is acquired for a fuel energy conversion unit. According to the invention there is provision that - an individual operating parameter profile of the operating parameter is acquired (102) for the fuel energy conversion unit over an operating time period (T) of the fuel energy conversion unit; - a common overall general tendency (AT), assigned to a number of individual operating parameter profiles of a number of fuel energy conversion units, is determined (104) as a function of the operating time period (T); - the individual operating parameter profile of the fuel energy conversion unit is compared with the general tendency (AT) and checked (108) for a deviation, in particular from the general tendency (AT).
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
F02D 41/22 - Safety or indicating devices for abnormal conditions
9.
METHOD FOR OPERATING A DATA CENTRE IN AN ELECTRICAL NETWORK, AND DATA CENTRE FOR CARRYING OUT SUCH A METHOD
The invention relates to a method for operating a data centre (1) in an electrical network (3), wherein - a plurality of calculation tasks (11) are processed by the data centre (1), wherein - each calculation task (11) of the plurality of calculation tasks (11) is assigned a prioritisation value and/or a calculation complexity, wherein - the calculation tasks (11) are processed taking into account their individual prioritisation value and/or calculation complexity and taking into account a power provision parameter (15) of the electrical network (3).
H02J 3/14 - Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
G06F 1/3206 - Monitoring of events, devices or parameters that trigger a change in power modality
G06F 1/329 - Power saving characterised by the action undertaken by task scheduling
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
10.
FUEL CELL SYSTEM, METHOD FOR OPERATING A FUEL CELL SYSTEM, VEHICLE AND AIR-CONDITIONING SYSTEM
The invention relates to a fuel cell system (1000, 1000', 1000'') for providing a power output level (PO), having: - a fuel cell (100) for generating a quantity of energy (E, EE, EM, ET) for the power output level (PO) and - an energy store (300) for storing the quantity of energy (E, EE, ET), - a control device (400, 400', 400''), which in one operating mode is designed to control the fuel cell (100), wherein a power specification (LV) for the fuel cell (100) is specified for the control of the power output level (PO), wherein - the fuel cell (100) is assigned an efficiency level (WG) as a function of a fuel cell power level (PB). According to the invention there is provision in the fuel cell system that - for operation with improved efficiency the power specification (LV) is issued as a function of the state of charge (LZ) of the energy store (300).
H01M 8/04007 - Auxiliary arrangements, e.g. for control of pressure or for circulation of fluids related to heat exchange
B60L 58/40 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for controlling a combination of batteries and fuel cells
CONTROL DEVICE FOR CONTROLLING A TECHNICAL SYSTEM COMPRISING AT LEAST ONE CONTROLLABLE COMPONENT, METHOD FOR OPERATING A CONTROL DEVICE, AND SYSTEM COMPRISING THE CONTROL DEVICE
The invention relates to a method and a control device (100) for controlling a technical system (112) comprising at least one controllable component (108) with respect to a target variable taking into account a forecast curve (106), wherein - the forecast curve (106) is provided with a number of values (W) for points in time (t1, ...,t8, t1',...t8') in a future time period by a receiving unit (101), and the component (108) can be controlled on the basis of an approximated forecast curve (111), wherein - supporting points (W, t) are specified in order to approximate the forecast curve (106). According to the invention, an optimiser (102) is provided which has an analysis unit (104) for analysing the forecast curve and an approximator (104) for specifying the approximated forecast curve (106), wherein - the analysis unit (104) is designed to set the supporting points (Ws, ts) on the basis of the analysed values (W) of the forecast curve (106), and - the approximator (107) is designed to specify the approximated forecast curve (111) using the supporting points (Ws, ts) that are set on the basis of the analysed values (W) of the forecast curve (106).
G06Q 10/04 - Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
The invention relates to an energy conversion assembly (1), comprising: an energy conversion device (3) which is designed to convert chemical energy into electrical and/or mechanical energy; a first material supply device (5) for supplying a first material flow (9) to the energy conversion device (3); a second material supply device (7) for supplying a second material flow (11) to the energy conversion device (3), wherein the first material supply device (5) is designed to release a first material of the first material flow (9) from a first higher pressure level to a second lower pressure level; and a utilisation device (12) which is designed to thermally and/or mechanically utilise the pressure release of the first material.
H01M 8/04111 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants using a compressor turbine assembly
H01M 8/04014 - Heat exchange using gaseous fluidsHeat exchange by combustion of reactants
H01M 8/04089 - Arrangements for control of reactant parameters, e.g. pressure or concentration of gaseous reactants
F02B 43/00 - Engines characterised by operating on gaseous fuelsPlants including such engines
F02D 19/02 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
13.
CRANKCASE FOR AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE
The invention relates to a crankcase (800), comprising a number (Z) of at least one cylinders (100), for an internal combustion engine (1000). The cylinder (100) has the following: - a cylinder lining (140) which is arranged within a cylinder interior (120), and - a cylinder head (160) which closes the cylinder interior (120), wherein the cylinder head (160) has a receiving means (162), in particular a receiving means which surrounds and/or guides a receiving sleeve or a receiving bushing or the like for a device or component which reaches into the cylinder, in particular an injector, an ignition device for an injector, or an ignition device, and a cooling system (170) which conducts a coolant flow (KS) and comprises a cooling chamber (166). According to the invention, the crankcase is characterized by: - a distributing system (240) which is arranged in the crankcase (800) for separating the coolant flow (KS) into a primary sub-flow (K1) and at least one secondary sub-flow (K2, K2.1, K2.2, K2.3, K2.4), and - the crankcase (800) is equipped with a main channel (250) for the primary sub-flow (K1) and with a branching passage (146, 146.1, 146.2, 146.3, 146.4), which branches off from the main channel (250) and is arranged transversely to the main channel (250), for the secondary sub-flow (K2, K2.1, K2.2, K2.3, K2.4).
The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine (1), in which an emission class for the operation of the internal combustion engine is read from a library, wherein injection system target values for actuating the injection system actuators are calculated using a combustion model (19) as a function of a target torque and wherein gas path target values for actuating the gas path actuators are calculated using a gas path model (20) as a function of a target torque, in which a measurement of quality is calculated by an optimizer (21) as a function of the injection system target values and the gas path target values, wherein the measurement of quality is minimized by the optimizer (21) by changing the injection system target values and the gas path target values within a prediction horizon, and in which the injection system target values and the gas path target values are set as being decisive to the adjustment of the operating point of the internal combustion engine (1) by the optimizer (21) using the minimized measurement of quality. The invention is characterized in that an operation history of the internal combustion engine (1) is recorded, a legally predetermined emission target of the emission class is read, the emission target is adapted as a function of the operation history while complying with the emission regulations and the adapted emission target is set as a default value for the optimizer (21).
The invention relates to a method for the diagnosis of an injector leak in an internal combustion engine (1), wherein at least one injector (5, 7) is actuated in order to introduce a first fuel amount into a combustion chamber (3) of the internal combustion engine (1), wherein the first fuel amount is smaller than an ignition amount required to generate an ignitable mixture in the combustion chamber (3), wherein at least one combustion chamber parameter is detected for the combustion chamber (3) after the actuation of the injector (5, 7), and wherein it is determined whether there is an injector leak in the combustion chamber (3) based on the detected combustion chamber parameter.
The invention relates to a method for monitoring a fuel supply system (3) of an internal combustion engine (1), wherein a first pressure value in the fuel supply system (3) in the region of a prefilter (9) and upstream of a low-pressure pump (11, 11') is detected, wherein a second pressure value in the fuel supply system (3) downstream of the low-pressure pump (11, 11') in the region of a main filter (13) is detected, the first pressure value and the second pressure value being monitored for an error state of the fuel supply system (3), and wherein an error state is only detected if the error state is plausible based on both pressure values.
F02D 41/22 - Safety or indicating devices for abnormal conditions
F02M 37/00 - Apparatus or systems for feeding liquid fuel from storage containers to carburettors or fuel-injection apparatusArrangements for purifying liquid fuel specially adapted for, or arranged on, internal-combustion engines
17.
METHOD FOR MONITORING AN INJECTOR FOR MECHANICAL DAMAGE
The invention relates to a method for monitoring an injector (7) for mechanical damage, in which: a target-actual deviation of an operating point of the injection is determined from an individual accumulator pressure (pE); an abstraction function, in particular a Gaussian normal distribution, is calculated from a plurality of target-actual deviations of the operating points; the abstraction function is compared with a specified damage pattern; a cause of wear is assigned on the basis of the comparison; and the continued operation of the injector (7) takes place on the basis of the comparison.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE HAVING AN INJECTION SYSTEM
The invention relates to a method for predicting the condition of an injector (7) in a common rail system, in which method, by using the individual accumulator pressure (pE), a deviation of a reference working point from an actual working point of the injection is calculated. The invention is characterized in that, from a plurality of deviations of the working point, an abstraction function and the characteristics thereof are determined, a development of the characteristics of the abstraction function over time is observed and, by using the development of the characteristics over time, a prediction of the condition of the injector (7) is made and a maintenance recommendation is output.
F02D 41/38 - Controlling fuel injection of the high pressure type
F02M 65/00 - Testing fuel-injection apparatus, e.g. testing injection timing
20.
METHOD FOR OPERATING AN INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE, AN INJECTION SYSTEM FOR AN INTERNAL COMBUSTION ENGINE, AND AN INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN INJECTION SYSTEM
The invention relates to a method for operating an injection system (3) of an internal combustion engine (1), wherein the injection system (3) comprises a high pressure reservoir (13), wherein a high pressure in the high pressure reservoir (13) is regulated in normal operation by way of actuation of a low pressure-side suction throttle (9), wherein the high pressure is regulated in a first operating mode of safety operation by way of actuation of at least one high pressure-side pressure regulating valve (19), wherein a switchover is carried out from normal operation into the first operating mode of safety operation if the high pressure reaches or exceeds a first limit pressure value, and wherein a switchover is carried out from the first operating mode of safety operation into normal operation if, starting from above a setpoint pressure value, the high pressure reaches or undershoots the setpoint pressure value, wherein the setpoint pressure value is lower than the first limit pressure value.
F02D 41/38 - Controlling fuel injection of the high pressure type
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
A method is proposed for the model-based open-loop and closed-loop control of an internal combustion engine (1) with an SCR catalytic converter (31), in which the operating point of the internal combustion engine (1) is predefined by means of an engine control unit (10), and the operating point of the SCR catalytic converter (31) is predefined by means of an SCR control unit (27), in which an overall system quality measure is calculated by an overall system optimiser (19) on the basis of an operator request and in accordance with fed-back variables of the engine control unit (10) and of fed-back variables of the SCR control unit (27), the overall system optimiser (19) minimises the overall system quality measure by changing the predefined values for the engine control unit (10) and by changing the predefined values for the SCR control unit (27) for a prediction horizon in respect of the operating costs, and in which the overall system optimiser (19) sets, on the basis of the minimised overall system quality measure, the predefined values for the engine control unit (10) and the predefined values for the SCR control unit (27) as decisive for the setting of the operating point of the internal combustion engine (1) and of the SCR catalytic converter (31).
F02D 41/02 - Circuit arrangements for generating control signals
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
The invention relates to a method for regulating an exhaust gas aftertreatment system (7) for reducing nitrogen oxides in an exhaust gas flow treated by the exhaust gas aftertreatment system (7), wherein a metering device (13) is actuated so as to meter a reducing agent into the exhaust gas flow upstream of a catalytic converter (9), and the metering device (13) is actuated according to a target load variable of the catalytic converter (9). The target load variable is determined using a phenomenological model of a relationship between a relative load of the catalytic converter (9) and the conversion rate of the catalytic converter (9), and a physical storage balance is used to actuate the metering device (13).
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
23.
METHOD FOR THE MODEL-BASED CONTROL AND REGULATION OF AN INTERNAL COMBUSTION ENGINE
The invention relates to a method for the model-based control and regulation of an internal combustion engine (1), in which, as a function of a set torque, injection system set values for controlling the injection system actuators are calculated via a combustion model (20), and gas path set values for controlling the gas path actuators are calculated via a gas path model (22), the combustion model (20) being adapted during operation of the internal combustion engine (1) into the form of a complete data-based model. A measure of quality is minimised by an optimiser (23) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimiser (23) as critical for adjusting the operating point of the internal combustion engine (1) by using the minimised measure of quality.
F02D 43/04 - Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment using only digital means
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
A charge-air cooler (1) is proposed for an internal combustion engine (2) in a V-arrangement with a cooler matrix (4), with a housing (5) which surrounds the cooler matrix (4), and with a vertical feed of the charge air (LL) to the cooler matrix (4). The invention is characterized in that the cooler matrix (4) comprises an A-side block (9A) for cooling the charge air (LL) for an A-side cylinder bank (3A), a B-side block (9B) for cooling the charge air (LL) for a B-side cylinder bank (3B), and a channel (10) which runs in the vertical direction for spacing apart the two blocks (9A, 9B), wherein a deflection of the charge air (LL) within the charge-air cooler (1) takes place into the horizontal direction, and the cooled charge air (LL) exits via transfer windows (15A, 15B) in the side walls (7A, 7B) of the housing (5).
The invention relates to a method for operating an internal combustion engine, wherein the following is provided according to the invention in order to align the injection behavior of injectors; sensing a transient fuel pressure of the internal combustion engine, the transient fuel pressure being sensed using a fuel pressure sensor assembly at the fuel collection chamber and/or at the fuel feed; determining a measure, the measure being associated with a switched-off injector of the number of injectors and being determined by means of a transient algorithm on the transient fuel pressure; and correcting the control of an injector to be corrected, the measure associated with the injector to be corrected being used.
The invention relates to a method for operating a piston engine, in particular an internal combustion engine, and preferably to a method for operating a piston engine with an electric machine, in particular a generator or a motor, preferably as a hybrid drive. According to the invention, it is provided in the method that - a first and a second rotary angle sensor (S1, S2), as magnetosensitive sensors and part of a number of rotary angle sensors (S1, S2, ... , Sn) which are spaced apart from one another, measure a first and second rotary angle of a torsion directly of a crankshaft (10) in such a way that the first (S1) and second (S2) rotary angle sensor are spaced apart from one another over a spacing region (AB) of the crankshaft, wherein the first and second rotary angle are measured in the spacing region (AB), and - an angular offset between the first and the second rotary angle (S1, S2) is determined, which angular offset results from the torsion of the loaded crankshaft (10), and - the spacing region (AB) between the first (S1) and the second (S2) rotary angle sensor is limited along the crankshaft to a real part region of the spacing between the bearing journals, and - the part region comprises a real subgroup of the number of offsets and/or shaft journals, with the result that the angular offset is to be assigned to the real subgroup of the number of offsets and shaft journals.
G01L 3/10 - Rotary-transmission dynamometers wherein the torque-transmitting element comprises a torsionally-flexible shaft involving electric or magnetic means for indicating
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
A method determines a generator system load and/or rotor angle. The generator system has a generator with a generator terminal outputting electrical power generated by the generator, a transformer and a point of common coupling, PCC, terminal. The transformer is between the generator and PCC terminals. The method includes: determining the generator field current; determining the output voltage, the output current and the power factor and/or angle of the output voltage and output current from the generator terminal, and determining the load angle of the generator system, output voltage from the generator terminal, output current from the generator terminal and the power factor and/or angle; and/or determining the output voltage, the output current and the power factor and/or angle of the output voltage and output current, and determining the rotor angle of the generator system, output voltage, output current from the PCC terminal and the power factor and/or angle.
G01D 5/242 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying output of an electrodynamic device, e.g. of a tachodynamo
H02P 9/00 - Arrangements for controlling electric generators for the purpose of obtaining a desired output
28.
PRODUCTION METHOD FOR A DRIVE DEVICE, AND TEST DEVICE
The invention relates to a production method for a drive device (1001), having the steps of: - assembling the drive device (1001) in an assembly sequence (AM), - testing an assembly state (ZM) in the assembly sequence (AM), wherein - a three-dimensional virtual reference model (ARD) of the drive device (1001) is provided on an evaluation unit (800), wherein - the three-dimensional virtual reference model (ARD) is provided from a data system (900) which holds product-specific data, in particular data encompassing life-cycle phases, for the drive device (1001), and - a three-dimensional recording (AD) of the drive device (1001) is provided as a real image on the evaluation unit (200), wherein - the three-dimensional recording (AD) is created using a number of stereoscopic imaging devices (10, 20, 30) of a recording system (200) fitted to a gantry (102), wherein the gantry (102) and the drive device (1001) are movable relative to one another, - wherein, in order to test an assembly state (ZM), the three-dimensional virtual reference model (ARD) and the three-dimensional recording (AD) are compared and, in the event of a discrepancy, a number of differentiating features (MDIF) are determined, - and, for assembly, a correction suggestion (310) for a differentiating feature (MDIF) of the number of features is interactively displayed in an interaction device (300).
A power system, including: a synchronous electrical generator having a rotor; and an angle computation unit configured to: determine a rotor angle in a steady state period of the synchronous electrical generator, determine a change in rotor angle in a transient period of the synchronous electrical generator, and estimate the rotor angle in the transient period based on the steady state rotor angle and the change in rotor angle.
H02P 9/00 - Arrangements for controlling electric generators for the purpose of obtaining a desired output
G01D 5/242 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying output of an electrodynamic device, e.g. of a tachodynamo
A power system includes a synchronous electrical generator having a rotor driven by a shaft; a permanent magnet signaling generator, coupled to the shaft; and an angle computation unit configured to calculate a rotor angle or load angle based on a voltage from the permanent magnet signaling generator and a voltage from the synchronous electrical generator.
H02P 9/10 - Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
H02K 19/36 - Structural association of synchronous generators with auxiliary electric devices influencing the characteristic of the generator or controlling the generator, e.g. with impedances or switches
H02P 9/00 - Arrangements for controlling electric generators for the purpose of obtaining a desired output
31.
CABLE LUG, CONNECTING PIN AND ELECTRIC THREE-PHASE DRIVE SYSTEM AND DRIVE SYSTEM
The present invention relates to a cable lug (1) having a connecting ring (3) for connecting the cable lug (1) to a connecting pin (7). A coding (15) which corresponds to a coding (19) formed on an outer side (18) of the connecting pin (7) is formed on an inner side (14) of the connecting ring (3). The present invention also relates to a connecting pin (7) for connecting a connecting ring (3) of a cable lug (1). A coding (19) which corresponds to a coding (15) formed on an inner side (14) of the connecting ring (3) is formed on an outer side (18) of the connecting pin (7). The invention further relates to an electric three-phase system (25) having three terminals for three three-phases (U, V, W), and to a drive system (27) having said type of electric three-phase system (25).
H01R 11/12 - End pieces terminating in an eye, hook, or fork
H01R 4/18 - Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one anotherMeans for effecting or maintaining such contactElectrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation effected solely by twisting, wrapping, bending, crimping, or other permanent deformation by crimping
32.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, CONTROL DEVICE FOR AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE HAVING A CONTROL DEVICE OF SAID TYPE
The invention relates to a method for operating an internal combustion engine (1) having at least one combustion chamber (3), wherein a combustion gas quantity for a combustion in the at least one combustion chamber (3) can be metered to the at least one combustion chamber (3) by means of a gas injection valve (5), wherein the gas injection valve (5) is actuated in order to meter the combustion gas quantity by means of an actuation signal. The method is distinguished by the fact that the actuation signal is determined in a manner dependent on an operating duration of the gas injection valve (5).
The invention relates to a method for the model-based control and regulation of an internal combustion engine (1), in which, as a function of a set torque (M(SOLL)), injection system set values for controlling the injection system actuators are calculated via a combustion model (20), and gas path set values for controlling the gas path actuators are calculated via a gas path model (22), the combustion model (20) being adapted during operation of the internal combustion engine (1). A measure of quality is calculated by an optimizer (23) as a function of the injection system set values and the gas path set values. The measure of quality is minimized by the optimizer (23) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimizer (23) as critical for adjusting the operating point of the internal combustion engine (1) by using the minimized measure of quality.
The invention relates to a distributor apparatus of a common-rail system for an internal combustion engine, which distributor apparatus is designed with at least one distributor device (9) having a high-pressure line (14) for fuel and a plurality of feed lines (17, 18, 19) branching off from the high-pressure line (14) within the distributor device (9), which feed lines each lead to an individual accumulator (8) and an injector (7). The feed line (17, 18, 19) is associated with a restriction device (26, 27, 28) and a discharge bore (29, 30, 31), which is designed to cooperate with a pressure-measuring device (33, 34, 35) and which is arranged downstream of the restriction device (26, 27, 28), such that the restriction device (26, 27, 28) is arranged in the feed line (17, 18, 19) and the discharge bore (29, 30, 31) arranged in the distributor device (9) is connected to the feed line (17, 18, 19) downstream of the restriction device (26, 27, 28).
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
35.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, CONTROL DEVICE AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for operating an internal combustion engine comprising, in particular, an engine and an additional component such as a turbocharger, heat exchanger or similar, wherein the internal combustion engine has: - an engine part, which can limit the operational life of the internal combustion engine, such as a motor component or an exhaust gas turbocharger component or similar, or a part of the same which is in particular movable; - a number of operating media, in particular, an exhaust gas, charge air, a fuel, a lubricant, a coolant or similar, which are used to operate the internal combustion engine, for example to operate the engine itself, and which, optionally, are supplied to, discharged from or held in another component such as the turbocharger; and - a device which is designed to at least monitor the operation of the internal combustion engine, in particular for open-loop and/or closed-loop control of the engine, wherein in the method: - operating data of the internal combustion engine and of the operating media are determined; and - for the operation of the internal combustion engine, a time period that limits the operational life of the engine part is indicated, preferably a time period until the next maintenance of the internal combustion engine, such as a preventative exchange- or reconditioning period for the engine part.
The invention relates to a method for operating an internal combustion engine, in particular, comprising a motor and an additional component such as a turbocharger, heat exchanger or similar, wherein the internal combustion engine has: an engine part, which can limit the operational life of the internal combustion engine, such as a motor component or an exhaust gas turbocharger component or similar, or a part thereof which is in particular movable; a number of operating media, in particular, an exhaust gas, charge air, a fuel, a lubricant, a coolant or similar, which are used to operate the internal combustion engine, for example to operate the motor itself and which are optionally supplied to, discharged from or held in another component such as the turbocharger; and a device which is designed to monitor the operation of the internal combustion engine, in particular for open-loop and/or closed-loop control; wherein in the method, operating data of the engine part and/or of the operating media are determined, and for the operation of the internal combustion engine, an operational-life-limiting time period of the engine part is indicated, preferably a time period until the next maintenance of the internal combustion engine, such as a preventative exchange- or overhaul period for the engine part.
G07C 3/08 - Registering or indicating the production of the machine either with or without registering working or idle time
F16H 57/01 - Monitoring wear or stress of gearing elements, e.g. for triggering maintenance
F02D 41/22 - Safety or indicating devices for abnormal conditions
G07C 5/08 - Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle, or waiting time
G07C 5/00 - Registering or indicating the working of vehicles
37.
METHOD FOR BRINGING AN INTERNAL COMBUSTION ENGINE INTO OPERATION, AND INTERNAL COMBUSTION ENGINE DESIGNED FOR CARRYING OUT SUCH A METHOD
The invention relates to a method for bringing an internal combustion engine (1) into operation, wherein the internal combustion engine (1) is brought in a load-free manner from an idle state to a predetermined speed. A boost pressure in a boost path (7) of the internal combustion engine (1) is raised above a boost pressure value corresponding to the instantaneous operating state of the internal combustion engine (1), and a load is coupled to the internal combustion engine (1) when the internal combustion engine (1) reaches the predetermined speed.
F02B 37/10 - Engines with exhaust drive and other drive of pumps, e.g. with exhaust-driven pump and mechanically-driven second pump at least one pump being alternately driven by exhaust and other drive
F02D 41/06 - Introducing corrections for particular operating conditions for engine starting or warming up
F02D 23/02 - Controlling engines characterised by their being supercharged the engines being of fuel-injection type
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
The invention relates to a method (100) for operating an internal combustion engine (260, 420) with a motor, having a moving machine part and at least one machine element which retains said moving machine part and is subject to wear, such as, for example, a supporting, sealing, guiding or the like retaining machine element that is subject to wear during operation relative to the moving machine part, which machine element, because of the wear, is service-life-limiting for the operation of the internal combustion engine (260, 420), wherein - for the operation of the internal combustion engine (260, 420), a service-life-limiting time interval until the next maintenance of the internal combustion engine (260, 420) is specified, and - the internal combustion engine has a number of service-life-limiting machine elements (262), wherein for the at least one service-life-limiting machine element (262) a remaining service life is forecast and the service-life-limiting time interval is determined therefrom.
The invention relates to a method for operating a drive system, in particular for operating an internal combustion engine, a hybrid drive or an electric drive, in particular for operating a drive of a rail vehicle. It is provided according to the invention that, in the method, - a heat input into the cooling system is determined, and - an input value which corresponds to the heat input is forwarded to a temperature control system for actuating the actuating unit.
F01P 7/04 - Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
B61C 5/00 - Locomotives or motor railcars with IC engines or gas turbines
40.
METHOD FOR THE OPEN-LOOP AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE WITH A GENERATOR AND ASYNCHRONOUS MACHINE, OPEN-LOOP AND CLOSED-LOOP CONTROL UNIT, AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for the open-loop and closed-loop control of an internal combustion engine (BK), in particular a diesel engine or gas engine, with a generator (G) and asynchronous machine (ASM), comprising the following steps: detecting at least one electrical characteristic variable of the generator, wherein the electrical characteristic variable is selected from current (I), voltage (U) or frequency (f); determining a characteristic variable change in the electrical characteristic variable of the generator in a predetermined time interval; comparing the change in characteristic variable with a first threshold value; and in the event that the change in characteristic variable is greater than the first threshold value, changing from a standard speed control of the internal combustion engine to a feed-forward control.
F02D 29/06 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto peculiar to engines driving electric generators
F02D 41/04 - Introducing corrections for particular operating conditions
H02P 9/04 - Control effected upon non-electric prime mover and dependent upon electric output value of the generator
41.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING AT LEAST ONE COMBUSTION CHAMBER AND INTERNAL COMBUSTION ENGINE FOR CARRYING OUT SUCH A METHOD
The invention relates to a method for operating an internal combustion engine (1) having at least one combustion chamber (3), wherein a structure-borne sound signal is detected time-dependently for the at least one combustion chamber (3) during operation of the internal combustion engine (1). At least one evaluation parameter is determined from the detected structure-borne sound signal in a predetermined measuring window. The at least one evaluation parameter is compared with at least one predetermined comparative value from which at least one comparison result is obtained, and on the basis of the comparison result a knocking event in the combustion chamber (3) or an interference signal is associated with the structure-borne sound signal.
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
G01L 23/22 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion enginesUnits comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
42.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, DUAL INJECTION DEVICE AND INTERNAL COMBUSTION ENGINE DESIGNED FOR CARRYING OUT SUCH A METHOD
The invention relates to a method for operating an internal combustion engine (1), comprising the following steps: simultaneous introduction of at least two fuel gas jets into a combustion chamber (3) of the internal combustion engine (1), wherein a first fuel gas jet of the at least two fuel gas jets is ignited at an ignition time. In a first operating mode of the internal combustion engine (3) a second combustible gas jet of the at least two combustible gas jets, which is different from the first combustible gas jet, is ignited after the ignition time.
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02M 61/18 - Injection nozzles, e.g. having valve-seats
F02B 23/06 - Other engines characterised by special shape or construction of combustion chambers to improve operation with compression ignition the combustion space being arranged in working piston
F02D 19/10 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
43.
METHOD FOR THE MODEL-BASED CONTROL AND REGULATION OF AN INTERNAL COMBUSTION ENGINE
The invention relates to a method for the model-based control and regulation of an internal combustion engine (1). An emission class for the operation of the internal combustion engine (1) is read from a first library (26) by an optimizer (22); a maximum mechanical component load is read from a second library (27) by the optimizer (22) using the internal combustion engine type; and the emission class and the component load are set as mandatory for a combustion model (20) and a gas path model (21), wherein injection system target values for actuating the injection system actuators are calculated using the combustion model (20) on the basis of a target torque; gas path target values for actuating the gas path actuators are calculated using the gas path model (21) on the basis of the target torque; a measurement of quality is calculated by the optimizer (22) on the basis of the injection system target values and the gas path target values; the measurement of quality is minimized by the optimizer (22) by changing the injection system target values and the gas path target values within a prediction horizon; and the injection system target values and the gas path target values are set as being decisive to the adjustment of the operating point of the internal combustion engine (1) by the optimizer (22) using the minimized measurement of quality.
F02D 41/24 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
F02D 41/26 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
44.
METHOD FOR THE MODEL-BASED CONTROL AND REGULATION OF AN INTERNAL COMBUSTION ENGINE
According to the invention, a method for the control and regulation of an internal combustion engine with exhaust gas recirculation is proposed in a first embodiment, in which an EGR rate (EGRR) is determined by means of a Kaiman filter from calculated and measured variables of the gas path and from calculated and measured variables of the combustion. A method for the model-based control and regulation of an internal combustion engine is proposed in a second embodiment, in which injection system set values for controlling the injection system actuators are calculated as a function of a set torque by a combustion model (20), and gas path set values for controlling the gas path actuators are calculated as a function of an EGR rate by a gas path model (21), wherein a measure of quality is calculated by an optimizer (22) as a function of the injection system set values and the gas path set values. The measure of quality is minimized by the optimizer (22) by changing the injection system set values and gas path set values within a prediction horizon, and the injection system set values and gas path set values are set by the optimizer (22) as definitive for adjusting the operating point of the internal combustion engine (1) by using the minimized measure of quality.
A measuring device for measuring a physical property of a fluid, including a base body which is closed along a peripheral line. The base body surrounds a first recess passing through the base body in the axial direction and the base body includes at least one second recess passing through the base body in the axial direction recess. At least one sensor device, which can be associated with the base body, can be bought into contact with the first recess.
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
G01D 11/30 - Supports specially adapted for an instrumentSupports specially adapted for a set of instruments
G01K 13/02 - Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
G01L 19/00 - Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
47.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE HAVING AN INJECTION SYSTEM, INJECTION SYSTEM DESIGNED TO CARRY OUT A METHOD OF THIS TYPE, AND INTERNAL COMBUSTION ENGINE HAVING AN INJECTION SYSTEM OF THIS TYPE
F02D 41/38 - Controlling fuel injection of the high pressure type
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
METHOD FOR REGULATING PRESSURE IN A HIGH-PRESSURE INJECTION SYSTEM OF AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE FOR CARRYING OUT SUCH A METHOD
F02D 41/38 - Controlling fuel injection of the high pressure type
F02D 31/00 - Use of non-electrical speed-sensing governors to control combustion engines, not otherwise provided for
49.
ENERGY CONVERTING DEVICE FOR CONVERTING ELECTRIC ENERGY INTO CHEMICAL ENERGY, ELECTRICAL NETWORK COMPRISING SUCH AN ENERGY CONVERTING DEVICE, AND METHOD FOR OPERATING SUCH AN ENERGY CONVERTING DEVICE
The invention relates to an energy converting device (3) for converting electric energy into chemical energy, comprising an electrolysis device (5) which can be connected to an electrical network (1) and is designed to split water into hydrogen and oxygen using electric power; a fuel synthesis device (7) which is fluidically connected to the electrolysis device (5) such that the fuel synthesis device (7) can be supplied with hydrogen generated in the electrolysis device (5) as a reactant, wherein the fuel synthesis device (7) is designed to synthesize a fuel from hydrogen and carbon dioxide; and an internal combustion engine (9) which is fluidically connected to the electrolysis device (5) such that the internal combustion engine (9) can be supplied with oxygen generated in the electrolysis device (5). The internal combustion engine (9) is designed to be operated in a continuous mode using the oxygen generated in the electrolysis device (5) as combustion gas. The invention further relates to a method for operating such an energy converting device.
The invention relates to a bearing cap (1) for a crankcase (3) of a reciprocating piston internal combustion engine, wherein the bearing cap (1) is provided as an end-side bearing cap for the crankcase (3), characterized in that the bearing cap (1) comprises a sealing strip (17) integrally formed with the same.
The invention relates to a method for the model-based open-loop and closed-loop control of an internal combustion engine (1), in which injection system set points for activating the injection system actuator are calculated as a function of a torque setpoint via a combustion model (19), and gas path set points for activating the gas path actuators are calculated via a gas path model (20), in which a measure of quality is calculated by an optimizer (21) as a function of the injection system set points and the gas path set points, the measure of quality is minimized by the optimizer (21) by changing the injection system set points and gas path set points within a prediction horizon, and in which, by using the minimized measure of quality, the injection system set points and gas path set points are set by the optimizer (21) as definitive for adjusting the operating point of the internal combustion engine (1).
The invention relates to a fuel injection system (1), having: - a first (5), a second (7) and a third (9) routing, each for fuel, - a low pressure fuel pump (11), - a high pressure fuel pump (13), which can be supplied by the low pressure fuel pump (11) via the first routing (5), - at least one rail (27) which can be supplied by the high pressure fuel pump (13) via the second routing (7), - a pressure reducing device (35), by means of which a rail pressure can be reduced by a controlled discharge of the fuel via the third routing (9), - a rail pressure sensor (37), wherein - the first routing (5) also passes through a valve (39) which is arranged in the first routing (5) and which can be switched between a throughflow position and a throttle position.
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
F02D 41/22 - Safety or indicating devices for abnormal conditions
A method for monitoring a cylinder pressure sensor (11) is proposed, in which method the sensor value is checked for admissibility and inadmissibility in a predefinable crankshaft angle range, when admissibility is detected the cylinder pressure sensor (11) is used further and when inadmissibility is detected the cylinder pressure sensor (11) is deactivated. The invention is characterized in that a first sensor value of the cylinder pressure sensor (11) is set as a start value, and a second sensor value is set as a stop value, a plateau range is determined from the number of sampling steps between the start value and the stop value, and the plateau range is set as decisive for the admissibility or inadmissibility of the sensor values.
G01L 27/00 - Testing or calibrating of apparatus for measuring fluid pressure
G01L 23/22 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion enginesUnits comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
54.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, DEVICE, AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for operating an internal combustion engine comprising a motor which has a crankshaft, wherein a charge air flow delivered to the motor is compressed by means of a compressor via a second rotational movement, and a power turbine for producing a first rotational movement is charged with an exhaust gas flow discharged from the motor. According to the invention the following steps are provided: in a first operational mode operating the internal combustion engine in four-stroke mode, and in a second operational mode operating the internal combustion engine in two-stroke mode. Furthermore, according to the invention the crankshaft can be driven by the power turbine via the first rotational movement, and the compressor can be driven by the crankshaft via the second rotational movement, wherein the second rotational movement for the compressor can be set differently from the first rotational movement of the power turbine.
F02B 41/10 - Engines with prolonged expansion using exhaust turbines
F02B 69/06 - Internal-combustion engines convertible into other combustion-engine type, not provided for in group Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different cycles, e.g. convertible from two-stroke to four-stroke
F02B 75/02 - Engines characterised by their cycles, e.g. six-stroke
55.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for operating an internal combustion engine having a motor having a first number of cylinders and a second number of cylinders and a charger arrangement, wherein a charge air flow supplied to the motor is compressed by means of at least one compressor and an exhaust gas flow channeled from the motor is applied to at least one turbine. According to the invention, the method further comprises the step: in a main operating mode, operating the first number of cylinders in two-stroke mode and the second number of cylinders in four-stroke mode, wherein a flushing gradient is greater for the cylinders operated in two-stroke mode than for the cylinders operated in four-stroke mode.
F02B 11/00 - Engines characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition, e.g. in different cylinders
F02B 69/06 - Internal-combustion engines convertible into other combustion-engine type, not provided for in group Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different cycles, e.g. convertible from two-stroke to four-stroke
F02B 75/02 - Engines characterised by their cycles, e.g. six-stroke
56.
INTERNAL COMBUSTION ENGINE COMPRISING A MOTOR AND A SUPERCHARGER ASSEMBLY, AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE
The invention relates to an internal combustion engine comprising a motor which has a crankshaft and comprising a supercharger assembly, the supercharger assembly having: a power turbine for converting energy from an exhaust gas flow of the motor into a first rotational movement of the power turbine; and a compressor for compressing a charge air flow for the motor via a second rotational movement. According to the invention, the crankshaft can be driven by the power turbine via the first rotational movement, the compressor can be driven by the crankshaft via the second rotational movement, the second rotational movement for the compressor can be set differently from the first rotational movement of the power turbine, and the compressor and the power turbine can be indirectly coupled via a crankshaft of the motor.
F02B 39/08 - Non-mechanical drives, e.g. fluid drives having variable gear ratio
F02B 39/12 - Drives characterised by use of couplings or clutches therein
F02B 41/10 - Engines with prolonged expansion using exhaust turbines
F02B 69/06 - Internal-combustion engines convertible into other combustion-engine type, not provided for in group Internal-combustion engines of different types characterised by constructions facilitating use of same main engine-parts in different types for different cycles, e.g. convertible from two-stroke to four-stroke
57.
METHOD FOR REQUIREMENT-BASED SERVICING OF AN INJECTOR
A method for requirement-based servicing of an injector (7) in a common-rail system is proposed, in which method, during ongoing operation of the engine, a current operating point is stored as a function of the rail pressure (p CR) and of the fuel injection mass, and the current operating point is multiplied by a damage factor and is stored as a reference injection cycle as a function of the rail pressure (p CR) as well as of the fuel injection mass, in which method a total reference injection cycle is calculated by forming sums over the reference injection cycles, and in which method a load factor is calculated as a function of the total reference injection cycle and the permissible injection cycles, and the load factor is set as decisive for the servicing recommendation of the injector.
The invention relates to a reciprocating piston engine comprising a combustion chamber for the combustion of a combustion gas-air mixture having portions of air and a combustion gas which contains accompanying substances, wherein the combustion chamber has an inlet valve and a piston, and comprising a valve controller for controlling the inlet valve, wherein a combustion gas inlet for supplying the combustion gas to the air is provided in order to create the combustion gas-air mixture, wherein the combustion gas has a certain combustion gas temperature and the combustion gas-air mixture has a certain combustion gas-air mixture temperature at which the accompanying substances of the combustion gas are in a gaseous form, and the valve controller is configured such that it triggers a closing of the inlet valve when the piston adopts a position before or after the bottom dead centre thereof.
F02B 43/00 - Engines characterised by operating on gaseous fuelsPlants including such engines
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
59.
GAS INJECTION VALVE FOR INJECTING A COMBUSTIBLE GAS INTO AN INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE HAVING SUCH A GAS INJECTION VALVE, AND METHOD FOR OPERATING SUCH AN INTERNAL COMBUSTION ENGINE
The invention relates to a gas injection valve (3) for injecting a combustible gas into an internal combustion engine (1), comprising a valve element (5), which can be moved between closed position and an open position, the open position being defined by a maximum stroke of the valve element (5). According to the invention, the maximum stroke of the valve element (5) can be adjusted during operation of the gas injection valve (3).
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
F02D 33/00 - Non-electrical control of delivery of fuel or combustion-air, not otherwise provided for
F02D 19/02 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
F16K 1/52 - Means for additional adjustment of the rate of flow
60.
INTERNAL COMBUSTION ENGINE, AND METHOD FOR MONITORING THE INTERNAL COMBUSTION ENGINE
The invention relates to an internal combustion engine (100), having an engine (110), having an inlet valve and an oil separator (115) for reducing oil deposits on the inlet valve, and to a monitoring device (120) for monitoring a load profile of the internal combustion engine. It is provided for the internal combustion engine (100) that the monitoring device (120) is configured to indicate a loading of the oil separator by means of a load factor and a strain of the engine (110), in particular by means of an overload of the oil separator (115), which overload lies above a design limit of the oil separator. Here, the monitoring device (120) determines the load factor by means of an operating time of the engine and/or the proportion of a maximum load factor of the engine during operation, and determines the strain by means of a parameter which identifies the power output of the engine.
The invention relates to an internal combustion engine having a motor having a number of cylinders and a monitoring device for monitoring an operation of the internal combustion engine, characterized in that, for each cylinder from the number of cylinders, a respective cylinder pressure sensor of the monitoring device is arranged on the respective cylinder of the internal combustion engine and is designed to measure a cylinder pressure of the respective cylinder, to determine cylinder pressure data corresponding to the cylinder pressure and to output a respective cylinder pressure signal indicating the cylinder pressure data. The monitoring device furthermore has an analysis unit which is designed to receive the respective cylinder pressure signal (135) and to determine, individually for each cylinder, from a temporal progression of the cylinder pressure data of the respective cylinder, whether there is an anomaly of cylinder pressure, in particular whether there is an anomaly of cylinder pressure during a compression phase of the respective cylinder during operation of the motor, and to associate the anomaly with the respective cylinder of the motor.
F02D 41/22 - Safety or indicating devices for abnormal conditions
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
62.
METHOD FOR ASCERTAINING A CONTINUOUS INJECTION OF A COMBUSTION CHAMBER, INJECTION SYSTEM, AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN INJECTION SYSTEM
The invention relates to a method for ascertaining a continuous injection of a combustion chamber (16) of an internal combustion engine (1) which has an injection system (3) with a high-pressure store (13) for a fuel, having the following steps: detecting a high pressure in the injection system (3) in a time-dependent manner; beginning a continuous injection detection at a starting time during the operation of the internal combustion engine (1); ascertaining a pressure drop starting time which lies chronologically before the starting time and at which the high pressure in the injection system (3) starts to drop if a continuous injection has been detected; and ascertaining at least one combustion chamber (16) to which the continuous injection can be assigned using the pressure drop starting time.
The invention relates to a belt-tensioning device (1), in particular for an internal combustion engine, comprising: a pivoting arm (13), which is mounted on a bearing housing (5) of the belt-tensioning device (1) under torsion spring load, a tensioning pulley (21) also being arranged on the pivoting arm (13), a locking device (31), formed by means of a first (33) and a second (35) locking means on the pivoting arm (13) and by means of a locking cut-out (37) on the bearing housing (5), which locking cut-out interacts with said locking means, the locking device (31) being able to be configured in such a way that the pivoting arm (13) can be locked by means of the locking device (31) in different predefined locking positions and can be pivoted with predefined free space in an operating position.
The invention relates to a method for operating an internal combustion engine (1), involving the following steps: determining a target lambda value and measuring an actual lambda value for combustion in a combustion chamber (3) of an internal combustion engine (1); establishing, in accordance with the target lambda value and the actual lambda value, a point in time for an intake valve (7) associated with the combustion chamber (3) to open; and opening the intake valve (7) at the established point in time.
F02D 13/02 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
65.
MIXING DEVICE FOR INTRODUCING A LIQUID INTO AN EXHAUST GAS STREAM, INTERNAL COMBUSTION ENGINE HAVING A MIXING DEVICE OF THIS TYPE, AND METHOD FOR INTRODUCING A LIQUID INTO AN EXHAUST GAS STREAM
The invention relates to a mixing device (7) for introducing a liquid (9) into an exhaust gas stream, having an exhaust gas line section (11), set up for conducting exhaust gas along the exhaust gas line section (11), and having a metering device (13), arranged and set up for introducing a liquid (9) into the exhaust gas line section (11). Here, at least one sound source (15) is provided which is arranged relative to the exhaust gas line section (11) and the metering device (13) in such a way that thorough mixing of the liquid (9) which is introduced into the exhaust gas line section (11) by means of the metering device (13) with the exhaust gas which flows in the exhaust gas line section (11) is promoted by way of sound which is emitted by the at least one sound source (15) when the at least one sound source (15) emits sound.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F01N 3/035 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
F01N 3/10 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
The invention relates to a method for monitoring crankcase pressure (pKG), in which a learning curve (LK) is calculated according to a target-actual deviation of the crankcase pressure, in which the target crankcase pressure is adjusted according to the learning curve (LK) and a limit curve (GK) is calculated according to the target crank case pressure and in which the actual crank case pressure (pKG(IST)) is monitored for exceedance of the limit curve (GK). The invention is characterised in that after an engine start with identification of a stationary operation of the internal combustion engine, the actual crank case pressure (pGK(IST)) is compared with a limit value (dpKG) and, if an exceedance of the limit value (pKG(IST)≥dpKG) is identified, the learning curve (LK) and, as a result, the limit curve (GK) are reset to their starting values.
The invention relates to an internal combustion engine (1), in particular a reciprocating-piston internal combustion engine, comprising a camshaft (3) and an oil spray cooling device (15), which is designed to produce oil spray jets (A) for cooling at least one piston (7) of the internal combustion engine (1), wherein the internal combustion engine (1) is designed to mechanically control, by means of the camshaft (3), the generation of oil spray jets by the oil spray cooling device (15). The invention further relates to a method to be carried out by means of the internal combustion engine.
The invention relates to a device (100) for supplying a seal (120), in particular a shaft seal, with a lubricant, comprising: a conveying means (1000), in particular a pump, for conveying a fluid, in particular a liquid medium, the conveying means further comprising a conveying chamber (200) having a low-pressure part (220) and a high-pressure part (240), a seal (120), the seal further comprising at least one sealing ring (122, 124) and at least one lubricating space (130), a supply cylinder (140) for receiving and providing lubricant. According to the invention, it is further provided: a piston (142), which is arranged in the supply cylinder in a translatory manner so as to be movable in the direction of the central axis (MV) of the supply cylinder and which divides the internal volume of the supply cylinder in a lubricant chamber (150) and a conveying fluid chamber (160), wherein the volumes of lubricant chamber and conveying fluid chamber are variable by moving the piston, and wherein the lubricant chamber of the supply cylinder is fluidically connected with the lubricating space of the seal via a lubricant supply conduit (152). Furthermore, it is provided according to the invention that the lubricant chamber of the supply cylinder is connected to the high-pressure part of the conveying chamber in a pressure-transmitting manner.
ARRANGEMENT COMPRISING A SYSTEM FOR CARRYING OUT A THERMODYNAMIC CYCLIC PROCESS AND AN INTERNAL COMBUSTION ENGINE, AND METHOD FOR OPERATING SUCH AN ARRANGEMENT
The invention relates to an arrangement (1) comprising a system (3) for carrying out a thermodynamic cyclic process and comprising an internal combustion engine (5), wherein the internal combustion engine (5) is thermally operatively connected to the system (3) in such a way that waste heat from the internal combustion engine (5) can be used in the system (3) to carry out the thermodynamic cyclic process, wherein the system (3) can be connected thermally to at least one heat source (19) on or in the internal combustion engine (13) via a fluid path (21), which carries a heat transport fluid, which is neither coolant from the internal combustion engine (5) nor exhaust gas. The invention further relates to a method for operating such an arrangement.
F01K 23/06 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F02G 5/04 - Profiting from waste heat of exhaust gases in combination with other waste heat from combustion engines
70.
INTERNAL COMBUSTION ENGINE HAVING EXHAUST GAS RECIRCULATION
The invention relates to an exhaust gas routing system for an internal combustion engine having exhaust gas recirculation, wherein the internal combustion engine has at least one second cylinder group having at least one cylinder, which is connected on the exhaust side to an exhaust gas recirculation device via a collection line, wherein the exhaust gas recirculation device has an exhaust cooler, characterized in that a first exhaust flap for controlling the exhaust gas recirculation rate is arranged downstream of the exhaust gas cooler in the exhaust gas recirculation device and a first exhaust line for non-recirculated exhaust is arranged having a second exhaust flap downstream of the exhaust cooler between the exhaust cooler and a turbine.
F02M 26/05 - High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
F02M 26/43 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories having two or more EGR passagesEGR systems specially adapted for engines having two or more cylinders in which exhaust from only one cylinder or only a group of cylinders is directed to the intake of the engine
F02M 26/33 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage controlling the temperature of the recirculated gases
A method for controlling an emergency device of an internal combustion engine (200), in particular of a diesel engine or gas engine, wherein the emergency device (100) comprises at least one quick-stop device, in particular at least one quick-action valve (SSK-A, SSK-B), comprising the steps: - initialising an operating time meter (ZB) when triggering the emergency device (100), detecting the operating time (tB) of the internal combustion engine, repeated comparison of the detected operating time (tB) with stored limiting values. According to the invention there is provision that - when a first stored limiting value is exceeded, a pre-alarm signal is output, and when a second stored limiting value which is larger than the first limiting value is exceeded, a main alarm signal is output, - in response to the main alarm signal a user-defined action is selected on the basis of user settings.
F02D 41/22 - Safety or indicating devices for abnormal conditions
F02D 19/02 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02D 29/00 - Controlling engines, such controlling being peculiar to the devices driven thereby, the devices being other than parts or accessories essential to engine operation, e.g. controlling of engines by signals external thereto
72.
METHOD FOR REGENERATING A PARTICLE FILTER OF AN INTERNAL COMBUSTION ENGINE WITH LOW-PRESSURE EXHAUST GAS RECIRCULATION
The invention relates to a method for regenerating a particle filter of an exhaust gas aftertreatment system of an internal combustion engine with low-pressure exhaust gas recirculation, the internal combustion engine comprising: an EGR valve between an exhaust gas cooler and a low-pressure turbocharger, for controlling an exhaust gas recirculation rate; a bypass valve in a bypass of a high-pressure turbocharger between at least one cylinder of the internal combustion engine and a low-pressure turbocharger; and a throttle valve between the high-pressure turbocharger and a charge air cooler. According to the invention, the method has the following steps: - sensing a pressure difference across the particle filter; comparing the pressure difference with a first stored limit value for the pressure difference; if the pressure difference is above the stored limit value, - closing the bypass valve and the EGR valve; - completely opening the throttle valve; - increasing the amount of injected fuel while monitoring a combustion air ratio λ and a nitrogen oxide concentration; - continuously sensing and comparing the pressure difference with a second stored limit value which is lower than the first stored limit value; - if the pressure difference is lower than the second stored limit value, terminating the regenerating process.
F02D 41/02 - Circuit arrangements for generating control signals
F01N 9/00 - Electrical control of exhaust gas treating apparatus
F02B 37/00 - Engines characterised by provision of pumps driven at least for part of the time by exhaust
F02B 37/013 - Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
F01N 3/023 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
F01N 3/035 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02M 26/08 - EGR systems specially adapted for supercharged engines for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor
The invention relates to a method for operating an internal combustion engine (1), having the following steps: introducing a first defined quantity of a first gaseous fuel into a combustion chamber (3) of the internal combustion engine (1), in a first operating mode; introducing a second defined quantity of a second liquid fuel into the combustion chamber (3) at a defined injection time, inflaming the fuels in the combustion chamber (3), and detecting a knocking signal for the combustion chamber (3) in order to determine a knocking intensity, wherein, in the first operating mode of the internal combustion engine (1), the defined injection time is moved later within a first postponement range (VB1) if the determined knocking intensity exceeds a first smaller threshold value, wherein the determined injection time is moved later within a second postponement range (VB2), which is expanded in comparison to the first postponement range (VB1), if the determined knocking intensity exceeds a second, larger threshold value.
F02D 19/10 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02D 41/34 - Controlling fuel injection of the low pressure type with means for controlling injection timing or duration
F02D 41/40 - Controlling fuel injection of the high pressure type with means for controlling injection timing or duration
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
F02P 5/152 - Digital data processing dependent on pinking
74.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE DESIGNED TO RUN ON AT LEAST TWO FUELS, CORRECTION CONTROL DEVICE, AND INTERNAL COMBUSTION ENGINE HAVING SUCH A CORRECTION CONTROL DEVICE
The invention relates to a method for operating an internal combustion engine (1) designed to run on at least two fuels. In a first operating state, a first actual amount (5) of a first fuel which is supplied to at least one combustion chamber of the internal combustion engine (1) is determined. A first target amount (7) for the first fuel is specified, and a correction value (9) is determined by comparison (8) of the first actual amount (5) of the first fuel with the first target amount (7) for the first fuel. A second actual amount (13) of a second fuel which is supplied to the at least one combustion chamber of the internal combustion engine (1) and is different from the first fuel is set on the basis of the correction value (9).
F02D 19/08 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels
F02D 19/10 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
75.
VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE COMPRISING SUCH A VALVE DRIVE, AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE COMPRISING SUCH A VALVE DRIVE
The invention relates to a valve drive (3) for an internal combustion engine (1), comprising at least one gas exchange valve (5, 5'); a first mechanically driven drive mechanism (9, 9'); and a second drive mechanism (17, 17') which is connected to the at least one gas exchange valve (5, 5') in order to move same. The first drive mechanism (9,9') is operatively connected to the second drive mechanism (17, 17') via a hydraulic coupling device (25, 25'), and the hydraulic coupling device (25, 25') has a pressure chamber (27, 27'), which can be relieved of pressure via a valve device (29, 29') and is designed to couple the first drive mechanism (9, 9') and the second drive mechanism (17, 17') under the effect of hydraulic pressure and to decouple same in a pressure-relieved state. The valve device (29, 29') has at least two switch valves (31, 33; 31', 33') which are fluidically connected to the pressure chamber (27, 27') parallel to each other and via which the pressure chamber (27, 27') can be relieved of pressure in the open state of at least one of the switch valves (31, 33; 31', 33'). The valve drive (3) has a controller (35) which is designed to actuate the switch valves (31, 33; 31', 33') in a delayed manner in order to provide a variable valve stroke of the at least one gas exchange valve (5, 5') during a stroke movement of the gas exchange valve (5, 5').
F01L 9/02 - Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
76.
EXHAUST GAS PATH FOR AN INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE HAVING SUCH AN EXHAUST GAS PATH AND METHOD FOR AGGLOMERATING SOOT PARTICLES IN THE EXHAUST GAS OF AN INTERNAL COMBUSTION ENGINE
The invention relates to an exhaust gas path (3) for an internal combustion engine (1), having an exhaust gas turbine (5), a first line section (7) which is arranged upstream of the exhaust gas turbine (5) and is fluidically connected to the exhaust gas turbine (5), and having a second line section (9) which leads out from the first line section (7) at an exit point (11) and, viewed in the direction of an exhaust gas flow through the first line section (7), enters the first line section (7) at an entry point (13) upstream of the exit point (11), wherein the second line section (9) is designed to divert a portion of exhaust gas flowing along the first line section (7) at the exit point (11) and conduct it back to the entry point (13), and at least one exhaust gas flow delay device (15), which is designed to delay the exhaust gas flow flowing along the first and/or second line section (7, 9), is arranged in the first line section (7) and/or in the second line section (9). The invention further relates to a method for agglomerating soot particles in the exhaust gas of an internal combustion engine.
F01N 3/021 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
F01N 13/08 - Other arrangements or adaptations of exhaust conduits
F01N 3/02 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
04 - Industrial oils and greases; lubricants; fuels
06 - Common metals and ores; objects made of metal
07 - Machines and machine tools
09 - Scientific and electric apparatus and instruments
11 - Environmental control apparatus
12 - Land, air and water vehicles; parts of land vehicles
16 - Paper, cardboard and goods made from these materials
19 - Non-metallic building materials
35 - Advertising and business services
36 - Financial, insurance and real estate services
37 - Construction and mining; installation and repair services
39 - Transport, packaging, storage and travel services
40 - Treatment of materials; recycling, air and water treatment,
42 - Scientific, technological and industrial services, research and design
Goods & Services
(1) Vanes namely, guide vanes and rotor blades for continuous-flow machines; shims.
(2) Aeroplane engines, namely jet engines and turboprop engines; gas turbines, namely turboshaft engines for the generation of electricity; gas turbine installations, namely gas turbines for the generation of electricity in combination with electric drives, generators and electric drives and generators; parts for the aforesaid goods, namely turbo compressors, exhaust gas turbochargers, mechanically driven compressors, gear boxes, liquid pumps and fuel pumps, pump drives for electric generators, radial and axial compressors, fans for motors and engines, guide baffles for turbomachines, gas flow systems, namely gas pumps, and compressors, axial and radial turbines, silencers for motors and engines, fuel lines, fuel regulators, fuel gauges, injection pumps, nozzles and valves for gas turbine engines, compressed air-start systems, fixed and detachable couplings, hydraulic drives and couplings, oil and fuel filters, liquid filters, centrifuges, shaft bearings, axles, and gear boxes, gearwheels, engine igniters, section tubes and exhaust manifolds for engines, machine housings, mounting devices for propulsion mechanisms namely, reciprocating engines, control rods, gaskets (in particular brush seals, labyrinth seals and mechanical seals), sealing rings for engines, pump impellers, stators, rotors namely rotating blades for turbomachinery, integral rotors and housings (for turbomachines), thrusters for aeroplane engines, and parts and fittings for the aforesaid goods, electronic generators; component parts of turbo-engines of fibre composites, namely turboshaft engines, turboprop engines, ceramics and metals; metalworking machines and machine tools for engines and turbine generators, and parts therefor.
(3) Magnetic and optical discs and electronic circuits recorded with software used in controlling electronic components of aeroplane engine and gas turbines; magnetic and optical discs and electronic circuits recorded with software used in the testing of aeroplane engines or turbines; electronic and electric regulators for fuel pumps, fuel valves and fuel injectors used in the fuel supply of aeroplane engines and gas turbines; electronic sensors and electronic measuring instruments used in electronic and electric diagnostic devices for aeroplane engines and gas turbines; electronic and electric diagnostic devices used in the testing and maintenance of aeroplane engines and gas turbines; electronic and electric controllers and their components to be used with aeroplane engines and gas turbines; protective goggles, namely dust goggles and safety goggles.
(4) Heat exchangers, namely counter current heat exchangers, recuperating heat exchangers, regenerative heat exchangers, burners, combustion chambers, flame retention baffles, ignitors, ignition devices, coolers, namely for oil, fuel and coolants; radiators; profile and distributing pipes; all of the aforesaid goods for use in aeroplane engines.
(5) Electric drives for aircrafts;
(6) Paper, cardboard and goods made from these materials, namely, leaflets, catalogs and brochures in the field of turbine generators; printed matter, namely prospectuses, catalogues and brochures, newspapers and periodicals; bookbinding articles; photographs; instructional and training material (except apparatuses) in the field of turbine generators; plastic materials for packaging, namely plastic bags, plastic film (not included in other classes). (1) Commercial consultancy in the field of aeroplane engines, gas turbines and gas turbine installations.
(2) Financing of aeroplane engines, gas turbines and gas turbine installations; trading in aeroplane drives, gas turbines and gas turbine installations; asset management, namely gas turbine asset management; arranging and concluding of commercial transactions, for others, namely in the field of aeroplane engines, gas turbines and gas turbine installations;
(3) Technical maintenance, repair of aeroplane engines, gas turbines and gas turbine installations, and parts therefor, namely gas turbines combined with electric drives and generators.
(4) Leasing and rental of aeroplane engines, gas turbines and gas turbine installations;
(5) Custom manufacture of aeroplane engines, gas turbines and gas turbine installations, and parts therefor, namely gas turbines combined with electric drives and generators.
(6) Provision of technical consultancy; condition monitoring services; scientific and industrial research and development; creation and updating of computer programs for data and information processing, for organisation, planning, control, material management, production, distribution and accounting; engineering services; all of the aforesaid services in class 42 being in the field of aeroplane engines, gas turbines and gas turbine installations.
The invention relates to a heat supplying device (1) comprising: a system for performing a cyclic thermodynamic process that includes a working medium circuit (5); at least one cooling circuit section (7) for a coolant circuit (9); and at least one heating circuit section (11) for an effective heat circuit (13); the cooling circuit section (7) and the heating circuit section (11) are fluidically separated from each other. According to the invention, the cooling circuit section (7) is thermally connected to both the working medium circuit (5) and the heating circuit section (11).
F01K 23/06 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
79.
METHOD FOR OPERATING AN EXHAUST GAS AFTERTREATMENT SYSTEM OF AN INTERNAL COMBUSTION ENGINE, AN EXHAUST GAS AFTERTREATMENT SYSTEM FOR AN INTERNAL COMBUSTION ENGINE, AND AN INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN EXHAUST GAS AFTERTREATMENT SYSTEM
The invention relates to a method for operating an exhaust gas aftertreatment system (3) of an internal combustion engine (1), wherein at least one operating parameter is detected during the operation of the exhaust gas aftertreatment system, the operating parameter being associated with an oxidation state of an SCR catalyst material of the exhaust gas aftertreatment system (3), and at least one measure for preventing an ongoing reduction of the SCR catalyst material and/or at least one reoxidizing measure for reoxidizing the SCR catalyst material is introduced in accordance with the at least one operating parameter.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
F01N 9/00 - Electrical control of exhaust gas treating apparatus
80.
METHOD FOR OPERATING A SYSTEM FOR CARRYING OUT A THERMODYNAMIC CIRCUIT PROCESS, COOLANT CIRCUIT FOR SUCH A SYSTEM, AND SYSTEM FOR CARRYING OUT A THERMODYNAMIC CIRCUIT PROCESS BY MEANS OF SUCH A COOLANT CIRCUIT
The invention relates to a method for operating a system (1) for carrying out a thermodynamic circuit process. A condenser (7) of a working medium circuit (3) of the system (1) is supplied with a coolant via a coolant circuit (5), and the coolant is pumped along the coolant circuit (5) by means of a coolant pumping device (19). The pump power of the coolant pumping device (19) varies depending on at least one temperature measured in the region of the condenser (7).
F01K 23/06 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
A method for starting an internal combustion engine (1) by means of a compressed air starting system (2) is proposed in which in a first starting sequence the engagement of the starter (3) is brought about by means of compressed air, a decompression valve for relieving the cylinder working space is acted on in the opening direction, and starting of the internal combustion engine (1) is initiated by pulsed compressed air being applied to the starter (3), and in which in a second starting sequence the decompression valve is acted on in the closing direction, and constant compressed air is applied to the starter (3).
F02B 3/06 - Engines characterised by air compression and subsequent fuel addition with compression ignition
F02B 21/00 - Engines characterised by air-storage chambers
F02N 9/04 - Starting of engines by supplying auxiliary pressure fluid to their working chambers the pressure fluid being generated otherwise, e.g. by compressing air
F02N 15/10 - Safety devices not otherwise provided for
F02N 7/08 - Starting apparatus having fluid-driven auxiliary engines or apparatus the engines being of rotary type
82.
SYSTEM FOR CARRYING OUT A THERMODYNAMIC CYCLE AND METHOD FOR OPERATING A SYSTEM OF THIS TYPE
The invention relates to a system (1) for carrying out a thermodynmaic cycle comprising an expansion device (13) having at least one storage point (17, 17', 17"); a storage temperature measuring device (19, 19', 19") configured for measuring a storage temperature of the at least one storage point (17, 17', 17"); and comprising a lubrication device (21) configured for supplying lubricant to the at least one storage point (17, 17', 17"), wherein the lubricant device (21) has an adjustment device (23, 23', 23") that is configured to adjust an amount of lubricant supplied to the at least one storage point (17, 17', 17"), and comprising a control device (25) which is operatively connected to the storage temperature measuring device (19, 19', 19") and to the adjustment device (23, 23', 23"), and which is configured to actuate the adjustment device (23, 23', 23") in order to adjust the amount of lubricant supplied to the at least one storage point (17, 17', 17") according to the storage temperature.
F01K 21/00 - Steam engine plants not otherwise provided for
F01K 25/06 - Plants or engines characterised by use of special working fluids, not otherwise provided forPlants operating in closed cycles and not otherwise provided for using mixtures of different fluids
83.
ENGINE OF AN INTERNAL COMBUSTION ENGINE, INTERNAL COMBUSTION ENGINE, AND METHOD FOR LUBRICATING A PISTON AND GUDGEON PIN BEARING DURING OPERATION OF THE ENGINE
Engine of an internal combustion engine, in particular a diesel or petrol engine or gas engine, having a number of cylinders and pistons which are arranged in the latter, wherein a piston is mounted for driving a crankshaft of the engine via a piston and gudgeon pin bearing on a connecting rod which is connected to the crankshaft by means of a piston pin in a connecting rod eye, arranged at the end which faces the piston, of the connecting rod, wherein the piston has a piston crown section which faces away from the connecting rod eye and a piston boss section which faces the connecting rod eye. It is provided according to the invention that the piston has at least one piston boss with a boss inner surface which is formed practically in a hollow-cylindrical manner, and a piston crown cooling chamber, and a lubricating device for lubricating the piston and the gudgeon pin mount is provided, which lubricating device has: at least one outlet opening which is arranged on the boss inner surface, and at least one oil return duct which connects the piston crown cooling chamber and the outlet opening and is arranged outside the movement plane of the connecting rod, wherein the lubricating device is configured to feed lubricant from the piston crown cooling chamber via the at least one oil return duct, furthermore via the outlet opening and, furthermore, via an intermediate chamber between the piston and the connecting rod eye along the outer surface of the piston pin into a lubricating zone which is formed between the connecting rod eye and the piston pin.
The invention relates to an internal combustion engine (5) comprising exhaust gas turbo chargers (1, 3) operating in parallel, of which one can be switched on and off via a charging air blocking device (43) with a charging air blocking element (45) and via an exhaust path blocking device (21), characterized in that - the charging air blocking device (43) is designed to adjust a defined movement characteristic of the charging air blocking element (45), which has a relatively longer intake period in the opening position and a relatively shorter intake period in the closing position of the charging air blocking element (45).
The invention relates to a regulating method for a charged internal combustion engine (1), wherein an operating point of the compressor is adjusted in a compressor map by a compressor position regulator (16) based on a throttle valve regulation deviation (dDK) in that both a first manipulated variable (aVBP) for actuating the compressor bypass valve as well as a second manipulated variable (aWG) for actuating the turbine bypass valve are calculated by the compressor position regulator (16), and the operating point of the compressor is corrected by a correction regulator (22) on the basis of an air mass regulation deviation (dmL) in that both a first correction variable (KORR1) for correcting the first manipulated variable (aVBP) as well as a second correction variable (KORR2) for correcting the second manipulated variable (aWG) are calculated by the correction regulator (22).
The invention relates to an internal combustion engine (1) having a supercharging path (3) designed for feeding charge air to at least one combustion chamber (5) of the internal combustion engine (3), having an exhaust-gas tract (7) designed for discharging exhaust gas from the at least one combustion chamber (5), and having an exhaust-gas recirculation path (9) which connects the exhaust-gas tract (7) outside the at least one combustion chamber (5) to the supercharging path (3), such that exhaust gas can be fed from the exhaust-gas tract (7) to the supercharging path (3). Here, a heat transport device (11) is provided which has a heat absorption device (13) which is designed and arranged to absorb heat from the exhaust-gas recirculation path (9), wherein the heat transport device (11) is designed to introduce heat extracted from the exhaust-gas recirculation path (9) into the exhaust-gas tract (7) downstream of a branching-off point (15) of the exhaust-gas recirculation path (9) from the exhaust-gas tract (7).
F02M 26/22 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
F02M 26/02 - EGR systems specially adapted for supercharged engines
F01N 3/023 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
F01N 5/02 - Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
F02G 5/02 - Profiting from waste heat of exhaust gases
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
F02M 26/08 - EGR systems specially adapted for supercharged engines for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor
F02M 26/05 - High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
F02B 37/00 - Engines characterised by provision of pumps driven at least for part of the time by exhaust
87.
METHOD FOR CONTROLLING AN EMERGENCY UNIT AND VALVE CONTROL DEVICE
The invention relates to a method for controlling an emergency unit of an internal combustion engine, in particular a motor, wherein the emergency unit has at least one quick-closing valve, comprising the following steps: inputing a threshold value for an overspeed of the internal combustion engine; detecting a second rotational speed (nMOT2) of the internal combustion engine with a second rotational speed sensor; checking the plausibility of the second rotational speed, wherein the plausibility checking comprises the following steps: inputing a first rotational speed (nMOT1) detected by a first rotational speed sensor of an engine control unit (ECU); calculating a difference (dn) between the second rotational speed (nMOT2) and the first rotational speed (nMOT1); comparing the difference (dn) with a recorded threshold value (GW) for the difference; in the event that the difference is smaller than the threshold value for the difference, emitting a plausibility signal; after receipt of the plausibility signal, inputing the second rotational speed (nMOT2); using the second rotational speed for an activation process of the emergency unit according to the overspeed.
The invention relates to a method for operating an internal combustion engine, wherein, according to the invention, in the event of a transient operating state, in particular a load application/compensation (LA), both the first partial gas flow (7) and the second partial gas flow (8) is practically completely supplied to the high-pressure turbine (13.5), in particular, an injection in the first cylinder bank (21) is fully or partially activated. The first separating means (41), in particular the dispenser cylinder flap, is opened predominantly or practically completely such that the gas-carrying discharge connection is predominantly or completely opened, and the second separating means (42), in particular the exhaust gas recirculation flap, is predominantly practically completely closed such that the gas-carrying return connection is predominantly closed.
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02D 43/00 - Conjoint electrical control of two or more functions, e.g. ignition, fuel-air mixture, recirculation, supercharging or exhaust-gas treatment
F02B 37/20 - Control of the pumps by increasing exhaust energy, e.g. using combustion chambers
F02B 37/16 - Control of the pumps by bypassing charging air
F02D 23/00 - Controlling engines characterised by their being supercharged
F02M 26/08 - EGR systems specially adapted for supercharged engines for engines having two or more intake charge compressors or exhaust gas turbines, e.g. a turbocharger combined with an additional compressor
F02M 26/25 - Layout, e.g. schematics with coolers having bypasses
F02B 37/00 - Engines characterised by provision of pumps driven at least for part of the time by exhaust
F02B 37/013 - Engines characterised by provision of pumps driven at least for part of the time by exhaust with exhaust-driven pumps arranged in series
89.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, DEVICE FOR THE OPEN-LOOP AND/OR CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE, INJECTION SYSTEM AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for operating an internal combustion engine, which comprises an engine having a number of cylinders and comprises an injection system having high-pressure components, in particular an injection system that has a common rail and that has a number of injectors associated with the cylinders, in particular wherein an individual accumulator is associated with each injector, which individual accumulator is designed to store fuel from the common rail for the injector, wherein the method has the following steps: starting the internal combustion engine, operating the internal combustion engine, shutting off the internal combustion engine. According to the invention, the following steps are provided in the method: a state indicating an engine standstill is detected, in particular after the internal combustion engine has been shut off, a high-pressure limit value is defined and a target high pressure is specified, a leakage is produced in the common rail without injection, the fuel pressure in the common rail is reduced to the defined high-pressure limit value below the target high pressure by means of the leakage.
F02D 41/04 - Introducing corrections for particular operating conditions
F02D 41/06 - Introducing corrections for particular operating conditions for engine starting or warming up
F02D 41/38 - Controlling fuel injection of the high pressure type
90.
METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE, DEVICE FOR THE OPEN-LOOP AND CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE, INJECTION SYSTEM, AND INTERNAL COMBUSTION ENGINE
The invention relates to a method for operating an internal combustion engine comprising a motor having a number of cylinders and an injection system having a common rail with a number of injectors assigned to the cylinders and similar high-pressure components, in particular wherein an injector is assigned an individual reservoir, which is designed to hold fuel from the common rail for the injector, wherein the method has the steps: injecting fuel from the common rail into a cylinder by means of an injector, determining a fuel pressure for a high-pressure component, in particular the common rail, the injector and/or the individual reservoir, having at least one high-pressure sensor measuring the fuel pressure. According to the invention, provision is made for – a defect in the high-pressure sensor to be detected in that a check is made as to whether magnitude of the high-pressure control deviation (ep) during a predetermined time interval (tLimit1 SD, tLimit2 SD , tLimit3 SD ) exceeds a predetermined limiting value (eLimit1 SD, eLimit2 SD , eLimit3 SD ) .
F02D 41/22 - Safety or indicating devices for abnormal conditions
F02D 41/38 - Controlling fuel injection of the high pressure type
F02M 63/02 - Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injectorFuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectorsFuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
91.
VALVE TRAIN FOR THE VARIABLE ACTUATION OF AN INLET VALVE AND AN OUTLET VALVE, AND INTERNAL COMBUSTION ENGINE HAVING A VALVE TRAIN OF THIS TYPE
The invention relates to a valve train (1) for the variable actuation of an inlet valve (3) and an outlet valve (5) of a combustion chamber (7) of an internal combustion engine (9), having a first operative connection (11) between a valve actuating device (13) and the inlet valve (3); a second operative connection (11') between the valve actuating device (13) and the outlet valve (5), wherein the first operative connection (11) and the second operative connection (11') are assigned an interrupting element (31) which is set up to temporarily interrupt the operative connections (11, 11'), wherein the first operative connection (11) and the second operative connection (11') are connected to the same interrupting element (31) in such a way that the first operative connection (11) and the second operative connection (11') can be interrupted temporarily by way of the interrupting element (31).
F01L 9/02 - Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
92.
MEASURING DEVICE, COMBUSTIBLE GAS SUPPLY DEVICE WITH SAID TYPE OF MEASURING DEVICE AND INTERNAL COMBUSTION ENGINE WITH SAID TYPE OF COMBUSTIBLE GAS SUPPLY DEVICE
The invention relates to a measuring device (1) for measuring a physical property of a fluid, comprising a base body (3) which is closed along a peripheral line, said base body (3) surrounding a first recess (5) passing through the base body (3) in the axial direction and the said base body (3) comprises at least one second recess (7) passing through the base body (3) in the axial direction recess. At least one sensor device (9, 11), which can be associated with the base body (3), can be bought into contact with the first recess (5).
Disclosed is a feeding arrangement for introducing recirculated exhaust gas into the fresh air duct (1) of an internal combustion engine. The invention is characterized in that a quick-closing gate (4) is placed in the fresh air duct (1) upstream of the cylinder head of the internal combustion engine in order to block the fresh air supply, and in that the outlet port (2) of the exhaust gas recirculation system (3) is located centrally in the fresh air duct (1) and in the direction of flow of the fresh air in such a way that a minimal gap is formed upstream of the quick-closing gate (4).
F02D 9/14 - Throttle valves specially adapted thereforArrangements of such valves in conduits having slidably-mounted valve-membersThrottle valves specially adapted thereforArrangements of such valves in conduits having valve-members movable longitudinally of conduit the members being slidable transversely of conduit
F02D 9/02 - Controlling engines by throttling air or fuel-and-air induction conduits or exhaust conduits concerning induction conduits
F02D 17/04 - Controlling engines by cutting-out individual cylindersRendering engines inoperative or idling rendering engines inoperative or idling, e.g. caused by abnormal conditions
F02M 26/19 - Means for improving the mixing of air and recirculated exhaust gases, e.g. venturis or multiple openings to the intake system
94.
HYBRID DRIVE SYSTEM, TRANSPORTATION MEANS AMD METHOD FOR OPERATING A HYBRID DRIVE SYSTEM
The invention proposes a transportation means, a hybrid drive system and a method for operating a hybrid drive system, in particular for a transportation means (10). The hybrid drive system has a motor, an internal combustion engine and an energy store for feeding the motor. According to the invention, a quantity of energy which has been expended in order to charge the energy store (11) is ascertained (2000). Furthermore, depending on the quantity of energy expended, a decision is made (3000) as to whether the motor (2), the internal combustion engine (3) or both the motor (2) and the internal combustion engine (3) will be operated.
B60W 10/06 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of combustion engines
B60W 10/08 - Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
B60W 10/26 - Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
B60W 20/11 - Controlling the power contribution of each of the prime movers to meet required power demand using model predictive control [MPC] strategies, i.e. control methods based on models predicting performance
B60W 20/12 - Controlling the power contribution of each of the prime movers to meet required power demand using control strategies taking into account route information
B60W 50/00 - Details of control systems for road vehicle drive control not related to the control of a particular sub-unit
B60W 30/188 - Controlling power parameters of the driveline, e.g. determining the required power
B60L 15/20 - Methods, circuits or devices for controlling the propulsion of electrically-propelled vehicles, e.g. their traction-motor speed, to achieve a desired performanceAdaptation of control equipment on electrically-propelled vehicles for remote actuation from a stationary place, from alternative parts of the vehicle or from alternative vehicles of the same vehicle train for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
95.
VALVE DRIVE FOR AN INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING A VALVE DRIVE
The invention relates to a valve drive (1) with a cam shaft (11) and an actuating device (15) which cooperates with the at least one cam (13) on a first acting end (17) and is operatively connectable to a gas exchange valve (5) at a second acting end (19), wherein the actuating device (15) comprises an interrupter device (21) which is designed to interrupt in a first operating state an operative connection between the at least one cam (13) and the gas exchange valve (5) via the actuating device (15) and to close in a second operating state said operative connection.
F01L 9/02 - Valve-gear or valve arrangements actuated non-mechanically by fluid means, e.g. hydraulic
F01L 13/08 - Modifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for decompression, e.g. during startingModifications of valve-gear to facilitate reversing, braking, starting, changing compression ratio, or other specific operations for changing compression ratio
F01L 1/46 - Component parts, details, or accessories, not provided for in preceding subgroups
96.
DUAL-FUEL INJECTOR, INTERNAL COMBUSTION ENGINE HAVING SUCH A DUAL-FUEL INJECTOR, AND METHOD FOR OPERATING SUCH AN INTERNAL COMBUSTION ENGINE
The invention relates to a dual-fuel injector (3) for an internal combustion engine (1), comprising a first injection device (7) for injecting a first fuel and at least one second injection device (9.1, 9.2), arranged radially outward from the first injection device (7), for injecting a second fuel, wherein the second fuel is different from the first fuel, and comprising a first connection for supplying the first fuel and a second connection for supplying the second fuel. According to the invention, the first connection (11) is fluidically connected to the first injection device (7) in order to supply the gaseous first fuel and the second connection (13) is fluidically connected to the second injection device (9.1, 9.2) in order to supply the liquid second fuel.
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02D 19/10 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
97.
INTERNAL COMBUSTION ENGINE AND METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE OF THIS TYPE
The invention relates to an internal combustion engine (1) having a fuel gas feed device (3), a mixture sensor device (5) and a control device (6), wherein the fuel gas feed device (3) is designed to mix fuel gas and combustion air to a fuel gas/combustion air mixture, wherein the mixture sensor device (5) is configured to determine an actual mixing ratio of the fuel gas/combustion air mixture, and wherein the control device (6) is configured to influence a gas-air mixture ratio of the fuel gas/combustion air mixture towards a reduced fuel gas fraction by actuating the fuel gas feed device (3) when the actual mixing ratio reaches or exceeds a first predetermined mixing limit value.
F02D 19/02 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with gaseous fuels
F02D 19/06 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02D 19/10 - Controlling engines characterised by their use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures peculiar to engines working with pluralities of fuels, e.g. alternatively with light and heavy fuel oil, other than engines indifferent to the fuel consumed simultaneously using pluralities of fuels peculiar to compression-ignition engines in which the main fuel is gaseous
98.
METHOD FOR CHECKING THE ASSOCIATION OF STRUCTURE-BORNE NOISE SENSORS WITH CYLINDERS OF AN INTERNAL COMBUSTION ENGINE
The invention relates to a method for checking the association of structure-borne noise sensors (1) of an internal combustion engine (2) having a plurality of cylinders (3), which internal combustion engine can be operated in diesel operation or with individualized gas injection and in the case of which internal combustion engine a structure-borne noise sensor (1) is arranged in the region of each cylinder (3), wherein the output signals of the structure-borne noise sensors (1) reflect a knock index and are captured by a computing unit (4), wherein the internal combustion engine (2) is operated in order to perform the method, wherein the output signals of all structure-borne noise sensors (1) are determined during at least one working cycle, which is formed by two revolutions of a crankshaft (5), in the respective positions of the crankshaft (5), and wherein the output signal of a cylinder (3) is compared with the average value (arithmetic mean) or the median value of the output signals of other cylinders (3).
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
F02D 41/00 - Electrical control of supply of combustible mixture or its constituents
F02D 41/24 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
F02D 41/26 - Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using computer, e.g. microprocessor
F02P 5/152 - Digital data processing dependent on pinking
F02D 41/22 - Safety or indicating devices for abnormal conditions
G01L 23/22 - Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquidIndicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for detecting or indicating knocks in internal-combustion enginesUnits comprising pressure-sensitive members combined with ignitors for firing internal-combustion engines
99.
METHOD AND DEVICE FOR PREDICTIVE OPEN-LOOP AND/OR CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE AND INTERNAL COMBUSTION ENGINE HAVING THE DEVICE FOR CARRYING OUT THE METHOD
The invention relates to a method for predictive open-loop and/or closed-loop control of an internal combustion engine with control variables in accordance with a model of the internal combustion engine with characterising variables and a control circuit for the control variables, wherein, in the method, the control variables of the internal combustion engine are adjusted in an open-loop or closed-loop manner and the method comprises the following steps: measuring actual values and specifying target values of the characterising variables of the internal combustion engine and, optionally, depending on the boundary and/or environmental and/or ageing conditions. According to the invention, the characterising variables are controlled in accordance with a model of the internal combustion engine with the characterising variables and a control circuit with the control variables, wherein the controlling is performed as part of a model-based predictive control, in which the characterising variables of the model of the internal combustion engine are calculated and the control variables of the internal combustion engine are adjusted in a predictively controlled manner. Furthermore, according to the invention, a model-based predictive non-linear controller is used for the controlling, which is constructed in a modular manner with a number of model-based predictive control modules.
The invention relates to an exhaust gas aftertreatment system (3) with an exhaust gas inlet (9), at least two exhaust gas aftertreatment elements (11, 13), and a flow chamber (15). According to the invention, - the exhaust gas inlet (9), the at least two exhaust gas aftertreatment elements (11, 13), and the flow chamber (15) are arranged relative to one another and fluidically connected together such that exhaust gas flowing through the exhaust gas inlet (9) into the flow chamber (15) can be distributed to the at least two exhaust gas aftertreatment elements (11, 13). The exhaust gas passes through at least one first of the at least two exhaust gas aftertreatment elements (11, 13) along a first flow direction, and the exhaust gas passes through at least one second of the at least two exhaust gas aftertreatment elements (11, 13) along a second flow direction, wherein the first flow direction and the second flow direction are oriented at least diagonally to each other, preferably anti-parallel to each other.
F01N 3/20 - Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operationControl specially adapted for catalytic conversion
