An electronic control unit (ECU) includes a housing, a circuit board disposed in the housing, and a power terminal conductively coupled with the circuit board and accessible from an exterior of the housing. A power cable is operatively coupled with the power terminal and one of a power supply and a load. The power cable includes a terminal connector crimped about a jacketed conductor and conductively coupled with the power terminal. A first temperature sensor is configured to sense a first temperature. A second temperature sensor configured to sense a second temperature. A diagnostic circuit is configured to indicate presence or absence of a fault of the power cable in response to the first temperature and the second temperature. A controller is configured to change operation of the ECU in response to output of the second comparator.
G01R 31/58 - Testing of lines, cables or conductors
G01K 1/02 - Means for indicating or recording specially adapted for thermometers
G01K 3/14 - Thermometers giving results other than momentary value of temperature giving differences of valuesThermometers giving results other than momentary value of temperature giving differentiated values in respect of space
G01K 7/22 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a non-linear resistance, e.g. thermistor
H02H 5/04 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
2.
DATA DISTRIBUTION IN A MULTI-INVERTER ELECTRIC MACHINE
Disclosed herein are devices, systems, and methods relating to controlling an electric machine. In an example, a method can include obtaining first position data corresponding to a rotor of an electric machine. The first position data can include numeric data indicating a speed and an angle of the rotor. The first position data can further include signal data indicating an angle of the rotor. The method can further include determining, at a first time, by comparing the speed to a threshold, that the speed exceeds the threshold. The method can further include generating a calculated speed and a calculated angle of the rotor. The generating can be based on the signal data. The generating can further be in response to the determining at the first time that the speed exceeds the threshold. The method can further include storing the calculated speed and the calculated angle for controlling the electric machine.
An internal combustion engine includes a cylinder head with an exhaust manifold (IBM) integrated with the cylinder head. The exhaust manifold comprises a first duct having an interior surface defining a plurality of first duct inlet fluid passages and a first duct exhaust passage in fluid receiving communication with the plurality of first duct inlet fluid passages. The exhaust manifold further comprises a fin projecting from the interior surface into one of the first duct inlet fluid passages.
A prime mover system includes a prime mover with an output shaft, at least one variable speed clutch, and at least one alternator engageable and disengageable to the output shaft with the variable speed clutch. The variable speed clutch can be controlled to vary a speed of the at least one alternator independently of varying a speed of the output shaft. The prime mover system includes a controller in operative communication with the prime mover and the variable speed clutch to control the selective engagement and disengagement of the at least one alternator to the output shaft and the speed of the at least one alternator.
B60W 20/13 - Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limitsControlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion
B60W 20/16 - Control strategies specially adapted for achieving a particular effect for reducing engine exhaust emissions
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
F02B 63/04 - Adaptations of engines for driving pumps, hand-held tools or electric generatorsPortable combinations of engines with engine-driven devices for electric generators
Systems and methods are provided for selecting a powertrain for a vehicle based on a scenario description for implementing the vehicle. A typical drive cycle for the vehicle based on the scenario is generated from telematics data of other vehicles. For each of a plurality of types of powertrains, a prime mover speed and a prime mover torque are determine based on a vehicle speed and a vehicle power at each work point of the typical drive cycle. The prime mover speed and the prime mover torque at each work point of the typical drive cycles is used to determine a fuel consumption for each gear ratio of the plurality of types powertrains and a gear shift strategy that minimizes the fuel consumption over the typical drive cycle. The powertrain providing the minimum fuel consumption over the typical drive cycle is then selected for the vehicle.
B60K 6/365 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
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 10/10 - Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
G06F 16/28 - Databases characterised by their database models, e.g. relational or object models
G07C 5/00 - Registering or indicating the working of vehicles
A connecting rod includes a connecting rod body having a piston end, an opposing crank end, and a shank extending between the piston and crank ends. The connecting rod body aligns along a longitudinal plane that extends between respective centers of the piston and crank ends. The shank has a cross-sectional area that is symmetric about the longitudinal plane. The shank includes a web having a web wall that includes a central portion. The web wall defines a pair of first cavities and a pair of second cavities wherein the central portion is positioned between the pair of first cavities and the pair of second cavities such that the first cavities are offset from the second cavities. The first cavities are larger than the second cavities. The first cavities are positioned closer to the piston end and the second cavities are positioned closer to the crank end.
A power supply. Embodiments comprise a first load, that optionally includes a battery, an alternator, a switch, and a DC/AC converter. The alternator is connected in series to the first load. The switch is configured to receive power control signals, and to couple the first load and alternator to the DC/AC converter.
B60L 50/61 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
B60L 15/02 - 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 characterised by the form of the current used in the control circuit
B60L 50/51 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
8.
MULTI-FUEL ENGINES AND CONTROLS USING HYDROGEN FUEL SUBSTITUTION
Engine systems are disclosure that include a multi-fuel engine operable to selectably combust varying proportions of a first type of fuel and a second type of fuel, such as gaseous hydrogen fuel. An electronic control system and method control the substitution of the hydrogen fuel for emissions reduction and/or aftertreatment regeneration. Substitution of hydrogen fuel may also be monitored and controlled to manage emissions credits.
A direct current (DC) power supply. Embodiments comprise a first load, that optionally includes a battery, an alternator, and a switch. The alternator is connected in series to the first load. The switch is configured to receive power control signals, and to couple the first load and alternator to a second load.
B60L 50/61 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
B60K 6/26 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
H02J 1/08 - Three-wire systemsSystems having more than three wires
10.
LOUVER DESIGN TO MINIMIZE DUST ENTRY IN GENERATOR SETS
A diesel genset includes an engine configured to provide mechanical power; a generator configured to provide electrical power using the mechanical power using the mechanical power from the engine; an enclosure defining an at least partially enclosed space and a ventilation opening; and a louver assembly disposed at the ventilation opening. The louver assembly further includes a plurality of louvers extending into the enclosed space. Each of the louvers includes a first leg and a second leg and is structured to minimize the entry of dust into the enclosure.
B01D 45/08 - Separating dispersed particles from gases or vapours by gravity, inertia, or centrifugal forces by utilising inertia by impingement against baffle separators
11.
A SYSTEM FOR MITIGATING EFFECTS OF HYDROGEN LEAKAGE, AND A METHOD FOR MITIGATING EFFECTS OF HYDROGEN LEAKAGE
A system for mitigating effects of hydrogen leakage includes a fuel supply line configured for hydrogen containment. A jacket is positioned around the fuel supply line and the fuel supply line is positioned radially within the jacket. The jacket and the fuel supply line define a channel therebetween. An inert gas source is in inert gas-providing communication with the channel. A leak sensor is positioned at least partially within the channel.
A vehicle includes: a plurality of braking systems, a plurality of sensors, and a controller including a memory storing instructions thereon that, when executed by one or more processors, cause the one or more processors to: determine a first braking split strategy; receive sensor information indicating that the first braking split strategy causes a particulate matter emissions level of the vehicle to be greater than a threshold value; determine a second braking split strategy based on the received sensor information, the second braking split strategy causing the particulate matter emissions level of the vehicle to be less than the threshold value; and control at least one of the plurality of braking systems in accordance with the second braking split strategy.
A device for monitoring an engine surface includes a fixture body defining a breather aperture. The fixture body includes a first face engageable with a surface of an engine cylinder bore. The first face defines a recess. The fixture body also includes a first end including a lip that engages with a cylinder block. The first end defines a first end aperture in fluid communication with the recess. The device also includes at least one biasing member coupled to the fixture body and configured to exert a force on the fixture body causing the first face of the fixture body to contact the surface of the cylinder bore.
A system includes a position-controlled valve and at least one processing circuit. The at least one processing circuit is configured to: determine one or more estimated operational parameters for the position-controlled valve based on a model; retrieve one or more reference parameters for the position-controlled valve; determine a margin of error between the one or more estimated operational parameters and the one or more reference parameters; determine a trend regarding the margin of error; predict a fault in response to the trend regarding the margin of error; and, control operation of the position-controlled valve in response to predicting the fault.
An internal combustion engine system includes a turbomachine, an exhaust conduit, a first dosing module, and a valve assembly. The exhaust conduit is coupled to the turbomachine and is configured to receive exhaust from the turbomachine. The exhaust conduit has a conduit internal diameter The first dosing module is positioned along the exhaust conduit and is configured to selectively dose reductant into the exhaust within the exhaust conduit. The valve assembly is selectively actuatable between at least (i) a first position that allows the exhaust to flow at a first flow rate, and (ii) a second position that allows the exhaust to flow at a second flow rate. A first valve assembly distance between the valve assembly and the first dosing module is less than or equal to 3 times the conduit internal diameter.
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
A mixer is configured to receive exhaust gas. The mixer includes a hub and a plurality of fins. The hub extends along a first plane. Each of the fins extends from the hub. Each of the fins includes an inner portion and an outer portion. The inner portion extends from the hub. At least a portion of the inner portion is configured to contact the first plane. The outer portion extends from the inner portion and away from the hub. The outer portion extends along a second plane intersecting the first plane at an obtuse angle between 120 degrees and 162 degrees. At least a portion of the inner portion is configured to contact the second plane. A ratio of (i) an arc angle of the fin to (ii) the obtuse angle is between 0.25 and 0.47.
F01N 1/08 - Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling
B01F 25/312 - Injector mixers in conduits or tubes through which the main component flows with Venturi elementsDetails thereof
B01F 25/431 - Straight mixing tubes with baffles or obstructions that do not cause substantial pressure dropBaffles therefor
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
A vehicle includes a chassis and a battery assembly coupled to the chassis. The battery assembly includes a first battery set comprising a first battery positioned on a first chassis side of the chassis and a second battery positioned on a second chassis side of the chassis, opposite the first chassis side. The battery assembly includes a first hanging bracket coupled to a first battery side of the first battery. The battery assembly includes a first mount positioned at a first battery end of the first battery and coupled to the first hanging bracket. The battery assembly includes a plate coupled to the first mount and extending from the first battery to the second battery above the chassis. The plate is coupled to the chassis.
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60K 1/04 - Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
B60K 17/22 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location, or type of main drive shafting, e.g. cardan shaft
18.
SYSTEMS AND METHODS FOR DETERMINING FAN TORQUE VALUES FOR INTERNAL COMBUSTION ENGINES
Fan torque values for a fan of a powertrain are determined for use in torque broadcast values. The fan torque value is based on one or more torque parameters associated with the fan that are input into the electronic control system of the powertrain along with one or more currently operating parameters, such as engine speed and current air density.
A camshaft tone wheel, system, and method are provided for determining a rotational position of an internal combustion engine. Sensors detect unique features positioned around the camshaft tone wheel in conjunction with a tooth count on a crankshaft tone wheel, or in conjunction with elapsed time for passage of the unique features during rotation of the camshaft tone wheel, to resolve engine position and enable accurately timed combustion.
A control system, apparatus, and method determines a torque limit override condition in response to look ahead route information and an uphill grade. The torque limit override condition operates the prime mover at a modified torque limit to maintain a minimum vehicle speed based on an offset from a cruise control set speed in order to reduce vehicle speed deviations along the uphill grade.
A system includes a controller coupled to an aftertreatment system. The controller is configured to receive a first operational data regarding the aftertreatment system during a first time period. The first operational data includes at least a first pressure value regarding a filter of the aftertreatment system. The first time period is based on first regeneration time value. Responsive to the first pressure value being below a pressure threshold, the controller is configured to set a regeneration counter value to a predefined value and, responsive to the first time period expiring, modify the first regeneration time value to a second regeneration time value corresponding to a second time period. Responsive to the first pressure value being at or above the pressure threshold and the regeneration counter value being at or above a predetermined threshold, the controller is configured to implement a regeneration command.
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 9/00 - Electrical control of exhaust gas treating apparatus
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
A system includes an engine, one or more gaseous fuel injectors configured to inject gaseous fuel for combustion by the engine, and an electronic control system configured to perform an engine shutdown, during the engine shutdown measure a first pressure of gaseous fuel supplied to at least a first injector of the one or more gaseous fuel injectors, command a first operation of the first injector comprising a plurality of shorter injection pulses, after the plurality of shorter injection pulses measure a second pressure of gaseous fuel supplied to the first injector, command a second operation of the first injector comprising one or more longer injection pulses, each of the one or more longer injection pulses having a duration greater that any of the plurality of shorter injection pulses, and after the one or more longer injection pulses measure a third pressure of gaseous fuel supplied to the first injector, diagnose the first injector in response to the first pressure, the second pressure, and the third pressure, and operate the engine to purge gaseous fuel injected during the engine shutdown.
A coolant manifold for an engine cooling system includes a main body. The main body has an outlet port defining an outlet axis that extends in an outlet direction and plurality of inlet ports in fluid providing communication with the outlet port. The plurality of inlet ports includes a first inlet port and a second inlet port. The first inlet port defines a first inlet axis spaced away from the outlet axis. The first inlet axis extends from the main body in a first inlet direction at a first non-zero angle with respect to the outlet direction. The second inlet port defines a second inlet axis spaced away from the outlet axis. The second inlet axis extends from the main body in a second inlet direction at a second non-zero angle with respect to the outlet direction.
Systems and methods for diagnosing a catalyst of an aftertreatment system are described herein. The system includes an exhaust aftertreatment system and a controller coupled to the exhaust aftertreatment system. The controller receives a dosing efficiency regarding a catalyst of the aftertreatment system and determines an actual aging condition of the catalyst based at least in part on the dosing efficiency. The controller further receives temperature data indicative of an operating temperature of the catalyst, the temperature data having associated runtime durations and determines an expected aging condition of the catalyst based on the temperature data and the associated runtime durations. The controller transmits an early aging notification to a user device in response to the actual aging condition exceeding the expected aging condition.
A system, method, and apparatus for thermally managing an internal combustion engine are provided. A restart time for the engine is determined based on one or more temperature conditions associated with the internal combustion engine when the engine is shut down. After elapse of the restart time, the engine is automatically restarted if temperature conditions indicate an engine restart is required. The engine is then automatically shut down when a desired temperature of the engine is reached, and new restart time is estimated.
F02D 35/02 - Non-electrical control of engines, dependent on conditions exterior or interior to engines, not otherwise provided for on interior conditions
29.
PERFORATED LOUVERS TO REDUCE NOISE LEAKAGE FROM A GENERATOR SET ENCLOSURE
A genset includes a generator, an enclosure, and a plurality of louvers. The enclosure defines a space that is at least partially enclosed, with the generator in the space. The louvers extend from the enclosure inward to the enclosed space. Each of the louvers include a short leg and a long leg, the long leg coupled with the short leg at an angle to the short leg.
A pressure sensor for a diesel exhaust dosing system includes a pressure sensor cell, a central support tube, and an elastomeric membrane surrounding at least a portion of the central support tube. The he elastomeric membrane includes a core portion surrounding and supported by the central support tube and extending intermediate a first membrane end and a second membrane end, a first annular protrusion extending outward from the core portion at a location proximate the first membrane end, a second annular protrusion extending outward from the core portion at a location proximate the second membrane end, and a plurality of ribs positioned intermediate the first annular protrusion and the second annular protrusion and extending outward from the core portion, and a plurality of air-filled expansion volumes disposed intermediate the plurality of ribs.
G01L 19/06 - Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
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
31.
SCALABLE RULES-BASED OBJECT-ORIENTED POWER SYSTEM CONTROL SCHEME
Systems and methods for activating and deactivating point-to-point routes in a one-line topology. A control system comprises one or more processors coupled with memory, to: obtain a list comprising point-to-point routes in a one-line topology, each of the point-to-point routes associated with respective objects representing a point-to-point route; receive an indication to supply power or cease supplying power between a source and a load; generate, responsive to receiving the indication, a signal to activate or deactivate at least one point-to-point route of the point-to-point routes in accordance with a respective number of objects associated with each of the point-to-point routes, the signal comprising an indication of an active route state or an inactive route state; and transmit the signal to one or more controllers of the objects representing the at least one point-to-point route, wherein the one or more controllers operate in accordance with the indication.
An aftertreatment system includes an aftertreatment component assembly, a first electronic component, a second electronic component, a retainer assembly, and a wire. The aftertreatment component assembly includes a housing and an aftertreatment component disposed within the housing. The retainer assembly includes a flange, a first projection, and a second projection. The flange has a first surface coupled to the housing. The flange also has a second surface opposite the first surface. The first projection extends from a second surface. The second projection extends from the second surface. The wire is coupled to the first electronic component and the second electronic component. The wire includes a first portion extending through a region between the first projection and the second projection. The wire also includes a second portion wrapped around the first projection and the second projection.
A filtration system includes a filter cartridge, a filter head, and a plate. The filter head is coupled to the filter cartridge and includes a main body, a first wall extending from the main body towards the filter cartridge, and a second wall extend from the main body towards the filter cartridge and radially inward from the first wall. An outer chamber is at least partially defined between the first wall and the second wall. An inner chamber is at least partially defined radially inward of the second wall. The plate is coupled to the filter head and includes an end wall defining an aperture that enables fluid communication between the inner chamber and the filter cartridge, a first sealing member forming a first seal between the plate and the first wall, and a second sealing member forming a second seal between the plate and the second wall.
A filtration system for filtering a fluid is described herein. The filtration system includes a filter cartridge. The filter cartridge includes a center tube, a first resin bed assembly, a second resin bed assembly, and a bed separator. The center tube includes a first inlet. The first resin bed assembly is disposed at the first inlet. The first resin bed assembly includes a resin bed and a first outer cover. The resin bed is disposed within the first outer cover The first outer cover defines a first outlet. The bed separator is disposed between the first resin bed assembly and the second resin bed assembly.
B01D 29/23 - Supported filter elements arranged for outward flow filtration
B01D 35/00 - Filtering devices having features not specifically covered by groups , or for applications not specifically covered by groups Auxiliary devices for filtrationFilter housing constructions
B01D 35/02 - Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
A sensor mounting system for an aftertreatment system includes an aftertreatment system component and a sensor table. The sensor table is mounted to the aftertreatment system component. The sensor table includes the sensor mounting plate, a first leg, and a second leg. The sensor mounting plate includes a first surface, a second surface opposite of the first surface, an inner side, and an outer edge located on an outer side opposite of the inner side. The first leg extends from the inner side of the plate in a first direction away from the first surface. The second leg extends from an inner side of the plate in a second direction away from the second surface.
A fan guard includes a plurality of first panels radially extending from a center of the fan guard. At least one of the first panels includes a first panel first end and a first panel second end. The first panel first end of one of the first panels fixedly coupled to the first panel second end of another of the first panels. The fan guard includes a second panel radially extending from the center of the fan guard. The second panel includes a second panel first end and a second panel second end. The second panel first end is positioned next to the first panel second end of one of the first panels such that a gap is present between the one of the first panels and the second panel. The second panel second end is fixedly coupled to the first panel first end of another one of the first panels and the first panels and the second panel include a plurality of openings.
A system includes an exhaust aftertreatment system and a controller. The controller is configured to: receiving data comprising a first inlet temperature regarding the first catalyst member and a second inlet temperature regarding the second catalyst member; executing a first control process specific to a first set of components of the exhaust aftertreatment system, the first control process comprising determining a first control process output comprising a heater output temperature target that is at least partly based on at least the first inlet temperature regarding the first catalyst member; executing a second control process specific to a second set of components of the exhaust aftertreatment system, the second control process comprising determining a heater control output based on the data, the first control process output that comprises the heater output temperature target, or both; and causing the heater to operate based on the heater control output.
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 3/10 - 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
38.
FUEL PUMP DIAGNOSTIC APPARATUSES, METHODS, AND SYSTEMS
A method of testing a fuel pump of an engine includes cranking the engine with a starter motor, inhibiting fuel injection to the engine concurrent with the cranking and opening an inlet metering valve to provide fuel to the fuel pump concurrent with the cranking and the inhibiting. The method includes measuring fuel pressure at or downstream of an outlet of the pump concurrent with the cranking, the inhibiting, and the opening, and diagnosing a condition of the pump in response to the measuring.
G07C 5/00 - Registering or indicating the working of vehicles
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
A decomposition chamber for an aftertreatment system includes a conduit centered on a conduit axis extending from an inlet to an outlet. The decomposition chamber includes a first mixing plate disposed in the conduit and having a plurality of first vertical crossmember, a plurality of first transverse crossmembers, and a plurality of first deflectors The decomposition chamber includes a second mixing plate disposed in the conduit downstream of the first mixing plate, the second mixing plate having a plurality of second vertical crossmembers, a plurality of second transverse crossmembers, and a plurality of second deflectors. The decomposition chamber includes a vane mixer disposed in the conduit downstream of the first mixing plate and the second mixing plate and a baffle.
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
There is provided a turbine housing comprising a housing dividing wall circumferentially extending around a central axis of the turbine housing. The housing dividing wall axially separates a first inlet volute and a second inlet volute. The housing dividing wall comprises a circumferentially extending tip configured to receive a nozzle ring. The tip is shaped to impart a tortuous geometry upon a leakage passage defined between the first inlet volute and the second inlet volute.
An engine control system for an industrial vehicle includes an engine comprising a plurality of cylinders. The engine control system includes a controller. The controller is configured to receive vehicle data regarding the industrial vehicle. The controller is configured to receive environment data regarding an environment that the vehicle traverses. The controller is configured to determine that a deactivation condition is satisfied based on the vehicle data and the environment data. The controller is configured to deactivate at least one cylinder of the plurality of cylinders responsive to the cylinder deactivation condition being satisfied.
Systems and methods are disclosed for recovering lithium inventory and extending the operational life of lithium manganese iron phosphate (LMFP) batteries exhibiting multiphase electrochemical behavior. In example implementations, a battery cell configured with LMFP cathode materials having phase-dependent lithium transport characteristics undergoes a controlled recovery operation initiated in response to aging indicators. The recovery operation includes regulating the battery cell to a defined elevated temperature range for at least one phase of a multiphase reaction and directing a charging process while the cell is within the temperature range to promote lithium-ion migration from less accessible regions to active electrochemical sites. In some implementations, the charging process includes a low-rate charge followed by a normal-rate discharge. The disclosed techniques may be implemented by a battery management system and are applicable to vehicle, industrial, and stationary energy storage systems to improve capacity retention, operational stability, and lifecycle performance of aged LMFP batteries.
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFySelection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodesLithium-ion batteries
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 10/46 - Accumulators structurally combined with charging apparatus
43.
AFTERTREATMENT SYSTEM NOx AND AMMONIA CONTROL STRATEGY
A system includes an aftertreatment system and a controller coupled to the aftertreatment system. The controller is configured to receive a model that divides a catalyst of the aftertreatment system into a plurality of portions. The controller is further configured to adjust the model based on one or more sensed values from one or more sensors positioned relative to an upstream portion and a downstream portion of the plurality of portions.
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
A nozzle ring for a variable geometry turbine comprises: a generally annular wall; an inner flange; an outer flange; and two protrusions. The inner flange is generally perpendicular to the generally annular wall and extends from a radially inner edge of the generally annular wall. The outer flange is generally perpendicular to the generally annular wall and extends from a radially outer edge of the generally annular wall. The two protrusions extend from one of the inner or outer flange towards the other one of the inner or outer flange. At least one of the two protrusions extends only partially towards the other one of the inner or outer flange. The two protrusions define a first gap therebetween. The generally annular wall and the two protrusions define a second gap between the generally annular wall and both of the two protrusions. In some embodiments, the two protrusions are such that the first gap is tapered so that a dimension of the gap is smaller at a distal end of the protrusions and larger proximate to the inner or outer flange from which the two protrusions extend. In some embodiments, a radial extent of the second gap is less than a radial extent of the two protrusions. In use, the second gap receives an arcuate head portion of a support and the first gap receives an intermediate portion of the support. The nozzle ring may be suitable for use in a variable geometry turbocharger.
A system, method, and apparatus for temperature control of catalyst member using machine learning technique are provided. A processing circuit receives an indication of a hydrocarbon injection event in a vehicle. The processing circuit receives, at a first timeframe associated with the hydrocarbon injection event, a plurality of parameters regarding an operation of the vehicle. The processing circuit predicts, using a model based on the plurality of parameters, temperature data for a second timeframe subsequent to the first timeframe, the temperature data regarding an aftertreatment system of the vehicle. In response to the temperature data being above a threshold, the processing circuit computes, using the model, a second injection rate based on the predicted temperature at the second timeframe, the second injection rate lower than a first injection rate associated with the hydrocarbon injection event. The processing circuit commands an injector to inject hydrocarbon based on the second injection rate.
For a cam phaser capable of selectively operating in a CTA, OPA or maintenance mode of operation, a method of controlling the cam phaser comprises determining that a new engine operating state for the internal combustion engine is required, and further determining that a new cam phaser state is to be used to achieve the new engine operating state. The method further comprises switching operation of the cam phaser to the CTA mode to effectuate transition to the new cam phaser state. In an embodiment, while operating in the CTA mode, if the new cam phaser state has not been achieved, the method further comprises switching operation of the cam phaser to the OPA mode to effectuate transition to the new cam phaser state. A hydraulic control valve in accordance with such operation comprises a shuttle valve having a pair of opposed check valves disposed in a bore formed therein.
F01L 1/344 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear
47.
HYDRAULIC CONTROL VALVE AND METHOD OF CONTROLLING A HYBRID CAM PHASER
For a cam phaser capable of selectively operating in a CTA, OPA or maintenance mode of operation, a method of controlling the cam phaser comprises determining that a new engine operating state for the internal combustion engine is required, and further determining that a new cam phaser state is to be used to achieve the new engine operating state. The method further comprises switching operation of the cam phaser to the CTA mode to effectuate transition to the new cam phaser state. In an embodiment, while operating in the CTA mode, if the new cam phaser state has not been achieved, the method further comprises switching operation of the cam phaser to the OPA mode to effectuate transition to the new cam phaser state. A hydraulic control valve in accordance with such operation comprises a shuttle valve having a pair of opposed check valves disposed in a bore formed therein.
F02D 13/02 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation
F01L 1/356 - Valve-gear or valve arrangements, e.g. lift-valve gear characterised by the provision of means for changing the timing of the valves without changing the duration of opening changing the angular relationship between crankshaft and camshaft, e.g. using helicoidal gear making the angular relationship oscillate
48.
SYSTEM AND APPARATUS FOR POWER ELECTRONICS COOLING
A cooling system and apparatus for power electronics includes a first heat sink and a second heat sink with coolant flow paths that receive coolant for cooling different sides of the power electronics. A first connector assembly at the inlet ends of the first and second heat sinks connects the coolant flow paths to a cooling loop, receives the coolant from the cooling loop, and splits the coolant between the coolant flow paths of the first and second heat sinks. A second connector assembly at the outlet ends of the first and second heat sinks collects the coolant flow from the coolant flow paths of the first and second heat sinks and outlets the combined coolant flows to the cooling loop.
An exhaust aftertreatment system includes: a decomposition chamber centered on a chamber axis; a panel positioned such that the chamber axis extends through the panel; a dosing module coupled to an outer surface of the panel, the dosing module including an injector configured to inject a treatment fluid along an injection axis; and a mixer, at least a portion of which is located in the decomposition chamber. The mixer includes: a frustoconical body having a first end that faces an inner surface of the panel and defines a first opening, and a second end that is opposite the first end and defines a second opening, and a plurality of plates that are arrayed circumferentially around the second end of the frustoconical body and angled relative to a plane of the second opening.
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
50.
SYSTEMS AND METHODS FOR AMMONIA STORAGE CONTROLS BASED ON DYNAMIC AMMONIA STORAGE PROFILE MANAGEMENT
A system includes a controller coupled to a reductant dosing system of an aftertreatment system in exhaust gas receiving communication with an engine, the controller including one or more processors and one or more memory devices storing instructions that, when executed by the one or more processors, cause the one or more processors to perform operations. The operations include receiving, from one or more sensors, a temperature value regarding the aftertreatment system, adjusting an ammonia storage profile of a catalyst member of the aftertreatment system based on the temperature value, and implementing one or more controls based on the ammonia storage profile.
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 9/00 - Electrical control of exhaust gas treating apparatus
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
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
51.
Detection and identification of fuel injector failure modes
A fuel system includes including a fuel rail configured to receive fuel from a fuel supply and to supply fuel to a plurality of fuel injectors. A pressure sensor is operatively coupled with and configured to sense pressure of fuel in the fuel rail. An exhaust oxygen sensor operatively coupled with and configured to sense oxygen content of exhaust output by the engine. An electronic control system is configured to receive a fuel pressure signal from the pressure sensor, detect a predetermined frequency of the pressure signal, receive an exhaust oxygen signal from the exhaust oxygen sensor, and in response to an output of the resonating filter and the exhaust oxygen signal, diagnose one of an under-fueling failure mode and an over-fueling failure mode of a diagnosed injector of the plurality of injectors.
Systems and methods are provided for leveraging installation quality data for a component and subsequent asset performance data for assets that integrate that component. A predictive model is created using the installation quality data and subsequent asset performance data for the plurality of assets that integrate the component. The predictive model is used to predict a likelihood of future fault conditions for a new asset when installation requirements for the components are not followed.
Systems and methods for determining a value regarding a system, such as a vehicle, to enable control of the system are provided. A method includes: receiving an indication of a transmission being in a continuously single setting; receiving an indication of a brake event of the vehicle; determining a first energy value regarding the vehicle based on the transmission being in the continuously single setting and the indication of the brake event; receiving an indication of a change in operation of at least one of the transmission and the brake event; determining a second energy value regarding the vehicle based on the indication of the change in operation of the at least one of the transmission and the brake event; based on the first and second energy values, determining a value regarding the vehicle; and controlling operation of a component of the vehicle based on the determined value.
A system is configured to receive a power demand, determine a target engine speed based on the power demand, determine an engine speed ramp rate based on a power limit of the energy storage system and the target engine speed, and adjust an engine speed of the internal combustion engine to the determined engine speed at the determined engine speed ramp rate.
B60W 20/13 - Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limitsControlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion
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
B60K 6/365 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the transmission gearings with the gears having orbital motion
55.
ENGINE SYSTEM, TURBOCHARGER ASSEMBLY, AND TURBOCHARGER HOUSING
A turbocharger housing includes a first fluid passage and a second fluid passage. The first fluid passage includes an exhaust gas inlet, a volute, and an exhaust gas outlet. The volute extends from the exhaust gas inlet in a circumferential direction relative to a central axis of the exhaust gas outlet. The second fluid passage extends parallel to the first fluid passage between the exhaust gas inlet and the exhaust gas outlet. The second fluid passage includes an outlet opening that is offset from the exhaust gas outlet.
Systems and apparatuses include one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to: determine a pantograph bounce event based on an input voltage and an input voltage frequency; automatically disable a rectifier in response to determining the pantograph bounce event; record an instant DC link voltage at the time the rectifier is disabled; and set a reference DC voltage to the instant DC link voltage.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 1/00 - Supplying electric power to auxiliary equipment of electrically-propelled vehicles
B60L 3/04 - Cutting-off the power supply under fault conditions
A process of operating a computing system in operative communication with a fueling system including includes receiving a fueling command including a specified fuel quantity and a specified fuel pressure, determining a first fueling rate shape corresponding to the specified fuel pressure but not corresponding to the specified fuel quantity, determining a second fueling rate shape corresponding to the specified fuel quantity and the specified fuel pressure at least in part by modifying the first fueling rate shape by repositioning a post-maximum fueling portion of the first fueling rate shape relative to a pre-maximum fueling portion of the first fueling rate shape, updating a fuel metering device control model based on the second fueling rate shape, and at least one of controlling and diagnosing a fuel metering device of the fueling system using the updated fuel metering device control model.
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 41/20 - Output circuits, e.g. for controlling currents in command coils
A dosing module for an aftertreatment unit includes a housing, a seal member, an inner sleeve, a plunger including a needle, and a piston assembly. The seal member includes an upper seal portion and a lower seal portion. The upper seal portion contacts the housing to form a first seal. The lower seal portion contacts the housing to form a second seal. The first seal and the second seal inhibit fluid communication between a first cavity portion of the cavity and a second cavity portion of the cavity. The inner sleeve defines a sleeve central channel having an outlet. The piston assembly is configured to facilitate repositioning of the needle within the sleeve central channel between a first configuration that allows for fluid communication from the first cavity portion to the outlet and a second configuration that inhibits fluid communication from the first cavity portion to the outlet.
F01N 3/24 - 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 constructional aspects of converting apparatus
B05B 1/30 - Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
59.
BRACKET ASSEMBLY FOR A ROTATING ELECTRICAL MACHINE
A bracket assembly for a rotating electrical machine with a cooler housing is disclosed. The bracket assembly (54; 68) comprises a front wall (59), a rear wall (58; 70) and a plurality of cross-members (62; 74, 75, 76) which extend between the front wall and the rear wall. An airflow guide (60; 72) is arranged to guide airflow from a fan (22) circumferentially around an outside of the fan to the cooler housing through an air outlet (63; 77) between the front wall and the rear wall. The bracket assembly may allow airflow to be directed into the cooler housing (34; 36), while optimising airflow and minimising the number of components and the assembly time required.
H02K 9/06 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
H02K 9/18 - Arrangements for cooling or ventilating wherein gaseous cooling medium circulates between the machine casing and a surrounding mantle wherein the external part of the closed circuit comprises a heat exchanger structurally associated with the machine casing
60.
A PISTON HEAD FOR COMBUSTION CYLINDER, AND A COOLING GALLERY FOR A PISTON HEAD OF A COMBUSTION CYLINDER
A piston head includes a piston head lower portion and a piston head upper portion coupled to the piston head lower portion. The piston head upper portion includes an end wall, an outer wall, and an inner wall. The end wall includes, an outer portion and an inner portion, angled with respect to the outer portion. The outer wall extends axially away from the end wall in a first direction. The inner wall extends axially away from the end wall in the first direction and is separated from the outer wall such that an outer chamber is defined between the outer wall and the inner wall and an inner chamber is defined within the inner wall. The inner wall defines one or more openings fluidly connecting the inner chamber to the outer chamber. An axis of each of the one or more openings is substantially parallel to the inner portion.
The present invention relates to a motor winding design method that enables the implementation of high parallel paths per phase in both high-speed and low-speed electric motors. The method involves using multiple parallel paths per phase, where each parallel path occupies one slot per pole and the winding configuration incorporates both forward and backward parallel paths. The design features a layer-group winding configuration with at least two layers, with jumper wires connecting different layer groups. Additionally, the method includes a flexibility mechanism that supports scalable configurations for various motor types, including 3-phase and 6-phase systems. This approach enhances motor performance and efficiency while providing adaptable design options.
H02K 3/28 - Layout of windings or of connections between windings
B60K 1/00 - Arrangement or mounting of electrical propulsion units
B60K 6/26 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the motors or the generators
H02K 15/36 - Processes or apparatus for simultaneously twisting two or more open ends of hairpins after their insertion into the machine
62.
SYSTEM AND METHOD FOR METHOD OF OPTIMIZING NVH AND EFFICIENCY OF ELECTRIC POWERTRAIN
In some implementations, methods may include receiving an indication of a dominant disturbance associated with operation of a first component of the electrified vehicle, the dominant disturbance having a dominant noise level associated therewith. In addition, the methods may include adjusting operation of a second component of the electrified vehicle having a secondary noise level associated therewith at least so long as the secondary noise level is less than the dominant noise level such that performance of the electrified vehicle is optimized without detrimentally affecting the sensory feedback associated with the performance.
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
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
63.
SYSTEMS AND METHODS FOR IMPLEMENTING A VEHICLE DRIVE MODE
An engine system for a vehicle includes a controller coupled to an engine, an electric machine, a battery, a series of user input devices, and a transmission. The controller is configured to perform operations. The operations include receiving information regarding the state of operation of the vehicle, further including information regarding vehicle speed, transmission speed, and drive demand power. The controller is further configured to calculate a fuel saved ratio representing efficiency of the engine system and determine how to maximize the efficiency of the system. The operations of the controller further include operating the components of the engine system in order to maximize system efficiency and fuel savings.
B60W 20/13 - Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limitsControlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion
B60K 6/40 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the assembly or relative disposition of components
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 20/15 - Control strategies specially adapted for achieving a particular effect
64.
SYSTEMS AND METHODS FOR GEAR SHIFTING MANAGEMENT IN COOPERATIVE ADAPTIVE CRUISE CONTROL
Systems and methods for transmission gear shift management of a vehicle having cooperative adaptive cruise control (CACC) are provided. A method includes: enabling an at least partially autonomous driving level for a vehicle via a cooperative adaptive cruise control (CACC) mode of the vehicle; determining one or more CACC vehicle states; updating a predictive gear shifting circuit based on the one or more CACC vehicle states; determining a transmission shift event based on the updated predictive gear shifting circuit; and implementing the determined transmission shift event.
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 10/10 - Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
An exhaust heater assembly includes a housing including an outer surface and an inner peripheral surface, a heater removably coupled to the housing, a plurality of mounting assemblies coupling the heater to the inner peripheral surface, and an exhaust heater current adaptor removably coupled to the outer surface and the heater, the exhaust heater current adaptor configured to facilitate provision of electrical power to the heater. The exhaust heater current adaptor can include a first cable including a first end and a second end, the first cable centered on a first axis, the first end electrically coupled to the heater, a first connector removably coupled to and extending around the second end, and a first cable gland removably coupled to the first cable and including an aperture, the first cable extending through the aperture.
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
F01N 9/00 - Electrical control of exhaust gas treating apparatus
H01R 11/12 - End pieces terminating in an eye, hook, or fork
B01D 53/94 - Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
66.
INTERNAL COMBUSTION ENGINE AND FUELING SYSTEM FOR INJECTING GASEOUS FUEL AND METHOD FOR RELEASING MOVABLE MASS FROM VALVE SEAT
A mass is movable into and out of contact with a valve seat to control flow through an opening of the valve seat. The movable mass is operably coupled to an electronic actuator. A drive current is supplied to the electronic actuator in a manner that induces a mechanical resonance in the movable mass to release the movable mass from the valve seat in response to a release condition, such as when the movable mass is stuck to the valve seat due to a temperature condition.
A connector sealing interface between an enclosure and electrical connector in an electronic control unit is provided. The electronic control unit includes a housing including a cover plate and an enclosure coupled with the cover plate. The enclosure includes a connector opening and a fastener opening spaced apart from the connector opening. The electrical control unit also includes an electrical connector operatively coupled with a PCB and extending through the connector opening and a fastener extending through the fastener opening and extending into and engaging a fastener receptacle of the electrical connector to fasten the electrical connector to the enclosure. The electrical connector further includes a sealing interface formed between the enclosure and the electrical connector which includes a pedestal protruding from an interior surface of the enclosure, a receiving groove formed in the electrical connector receiving a portion of the pedestal, and a sealant bead disposed intermediate and contacting the pedestal and the receiving groove to form a seal.
Battery energy storage system and methods for electrically isolating a plurality of battery cells from an interface port are disclosed. In one example, a method comprises measuring an electrical parameter on a DC bus to which the plurality of battery cells are electrically coupled. An individual battery cell electrical parameter is determined using the electrical parameter and a quantity of the battery cells. Based at least on comparing the individual battery cell electrical parameter to a predefined threshold, the plurality of battery cells are electrically isolated from the interface port.
A manual valve for controlling fluid flow is provided. The manual valve includes a valve body including a passage extending therethrough and a valve stem rotatably positioned in the valve body and extending through the passage. A mounting member is movably engaged to the valve body and a distal driver end of the valve stem is coupled to the mounting member. A valve core is coupled to the mounting member. Rotation of the valve stem in the passage displaces the mounting member along the valve body to extend and retract the valve core relative the valve body between a closed position and an open position.
A vehicle system includes at least one controller configured to determine a fuel consumption rate of an engine, receive a fuel sensor signal and determine a biodiesel blend fraction based on the fuel sensor signal, compare the biodiesel blend fraction to a biodiesel blend fraction threshold, determine, using a biodiesel contaminant level lookup table, a first level of contamination of the oxidation catalyst based on the fuel consumption rate and the biodiesel blend fraction, compare the first level of contamination to a first threshold, and adjust at least one of: (i) operation of the engine to increase a temperature of the exhaust, (ii) a light-off temperature stored by the at least one controller, the light-off temperature associated with the oxidation catalyst, or (iii) a diagnostic oxidation catalyst threshold stored by the at least one controller, the diagnostic oxidation catalyst threshold associated with undesirable operation of the oxidation catalyst.
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 19/06 - 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
F01N 3/025 - 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 using fuel burner or by adding fuel to exhaust
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
A computing system includes one or more processors and one or more memory devices storing instructions. The one or more processors perform operations according to the instructions. The operations include receiving an available gear value regarding a number of available gears of a transmission. The operations include responsive to the available gear value being above a predetermined gear value threshold, receiving a first efficiency value corresponding to a current gear and a second efficiency value corresponding to a first gear of the number of available gears of the transmission. The operations include implementing a gear shift that causes the transmission to operate at the first gear, responsive to the second efficiency value being below the first efficiency value.
A flow control valve for gaseous fuel is provided that includes a valve assembly in a passage of a valve body. The valve assembly includes a plunger and a valve seat with a fuel flow path to provide gaseous fuel flow when the valve assembly is open. The plunger is coupled to a spring and to an actuator. The spring and gaseous fuel pressure in the valve body bias the plunger into sealing engagement with the valve seat. The actuator is operable to longitudinally move the plunger in the valve body against the bias of the spring and the gaseous fuel pressure to open the fuel flow path through valve seat.
An adjustable pressure regulating valve controls gaseous fuel pressure for a fuel flow in a fuel system. The adjustable pressure regulating valve includes a housing with a spring chamber that houses a plunger spring. The plunger spring biases a pressure sensing plunger extending along the plunger spring to an open position relative to a valve seat. An adjustment mechanism is provided that allows the biasing force of the plunger spring to be externally adjusted without disassembly of the adjustable pressure regulating valve.
A pressure regulating valve for controlling gaseous fuel pressure for a fuel flow in a fuel system includes a housing with a spring chamber that houses a spring. The spring biases a pressure sensing plunger extending through the spring to an open position relative to a valve seat. The pressure sensing end of the pressure sensing plunger and a fluid seal around the pressure sensing end are positioned in a fluid chamber that is separate from the spring chamber of the housing. Fluid pressure in the fluid chamber acts on the pressure sensing end of the pressure sensing plunger and the seal to seat the pressure sensing plunger on the valve seat when the fluid pressure overcomes the biasing force of the spring.
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
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
F02M 63/00 - Other fuel-injection apparatus having pertinent characteristics not provided for in groups or Details, component parts or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups or
G05D 16/10 - Control of fluid pressure without auxiliary power the sensing element being a piston or plunger
75.
SYSTEMS AND METHODS FOR RECALIBRATING BATTERIES OF VEHICLES
A method includes receiving, by a controller, information regarding an upcoming activity of a vehicle, receiving, by the controller, a first calibration threshold and a second calibration threshold based on the received information, receiving, by the controller, a first parameter value of a battery of the vehicle, responsive to the first parameter value being at or above the first calibration threshold, modifying, by the controller, a calibration of the battery such that the first parameter value decreases, and responsive to the first parameter value being at or below the second calibration threshold, modifying, by the controller, the calibration of the battery such that the first parameter value increases.
B60L 58/12 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
B60L 58/24 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
B60L 58/32 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling fuel cells for controlling the temperature of fuel cells, e.g. by controlling the electric load
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
H01M 10/48 - Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
An exhaust sampling assembly includes an end flange, an exhaust conduit, a cover, and a sensor cup. The exhaust sampling assembly is positioned in an exhaust aftertreatment system such that a first portion of exhaust is routed into the exhaust conduit from a central opening of the end flange and through the exhaust aftertreatment system. A second portion of exhaust is routed from apertures of the end flange towards the sensor cup. A portion of a sensor is positioned within the sensor cup and the second portion of exhaust is routed to the sensor for sampling. The second portion of exhaust is then routed out of the sensor cup via an outlet, into the exhaust conduit, and through the exhaust aftertreatment system.
F01N 13/00 - Exhaust or silencing apparatus characterised by constructional features
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
G01M 15/10 - Testing internal-combustion engines by monitoring 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
Systems, apparatuses, and methods for controlling a transmission and other systems and components based on operation of an auxiliary braking system for a vehicle are disclosed. A controller includes one or more processing circuits, and is configured to: receive data regarding operation of an auxiliary brake system of the vehicle; determine an auxiliary brake fault condition based on the received data regarding operation of the auxiliary brake system; determine that a vehicle speed is greater than a requested vehicle speed; and control a transmission to downshift at least one setting relative to a current transmission setting.
B60W 10/30 - Conjoint control of vehicle sub-units of different type or different function including control of auxiliary equipment, e.g. air-conditioning compressors or oil pumps
B60W 10/10 - Conjoint control of vehicle sub-units of different type or different function including control of change-speed gearings
B60W 60/00 - Drive control systems specially adapted for autonomous road vehicles
78.
SMART TURN-OFF LOGIC FOR HIGH POWER CONVERTERS AND INVERTERS
Presented herein are systems, apparatuses, devices, and methods for deactivating high power converters and inverters in shutdown and fault events. An apparatus can include an inverter electrically coupled with a power supply. The inverter can provide electrical power from the power supply. The apparatus can include an output contactor electrically coupled with the inverter and with a load. The output contactor can pass the electrical power from the inverter to the load. The apparatus can include a controller having at least one processor coupled with memory. The controller can detect that the output contactor is off. The controller can perform, responsive to the detection, a removal of residual heat from the inverter. The controller can determine whether a temperature of the inverter is not below a threshold from performing the removal. The controller can execute at least one fault countermeasure in accordance with the determination.
B60L 3/00 - Electric devices on electrically-propelled vehicles for safety purposesMonitoring operating variables, e.g. speed, deceleration or energy consumption
B60L 13/00 - Electric propulsion for monorail vehicles, suspension vehicles or rack railwaysMagnetic suspension or levitation for vehicles
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
Systems and apparatuses include one or more processing circuits comprising one or more memory devices coupled to one or more processors, the one or more memory devices configured to store instructions thereon that, when executed by the one or more processors, cause the one or more processors to: monitor power electronics parameters; compare the parameters to a hardware protection threshold; activate software protection of the power electronics when the parameters are less than the hardware protection threshold; and activate hardware protection logic of the power electronics when the parameters are greater than or equal to the hardware protection threshold.
H02H 7/18 - Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteriesEmergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for accumulators
H02H 3/06 - Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition, with or without subsequent reconnection Details with automatic reconnection
80.
PISTON FOR RECIPROCATING WITHIN A CYLINDER IN AN INTERNAL COMBUSTION ENGINE
A piston having a piston body with an upper end opposite a lower end, between which a center axis extends. The piston body includes a piston bowl having a piston bowl surface with a half section profile that includes a central bottom portion and a target side wall that extends between first and second separation cliffs. The central bottom portion extends radially at a central slope from the center axis to the first separation cliff. The target side wall extends at a slope that is different from the central slope. The target side wall receives fuel from a fuel injector at a spray angle that avoids contact with the first separation cliff for better fuel to air mixing to delay peak of combustion rate. The second separation cliff extends at a slope that directs the fuel plume away from and detaches from the second separation cliff for peak combustion.
A power converter apparatus includes a parent circuit board comprising a first surface, a second surface, and a thermal conductor core disposed intermediate the first surface and the second surface. A first child circuit is board mounted on the parent circuit board. A first plurality of power switches is mounted on the first child circuit board. A second child circuit is board mounted on the parent circuit board. A second plurality of power switches are mounted on the second child circuit board. A first heat transfer circuit includes a first set of conductors thermally conductively coupling the first plurality of power switches with the thermal conductor core. A second heat transfer circuit includes a second set of conductors thermally conductively coupling the second plurality of power switches with the thermal conductor core.
B60R 16/03 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for supply of electrical power to vehicle subsystems
B60R 16/023 - Electric or fluid circuits specially adapted for vehicles and not otherwise provided forArrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric for transmission of signals between vehicle parts or subsystems
A conductor assembly includes a first spacer, a second spacer, a plurality of bus bars positioned between the first spacer and the second spacer, and a plurality of fasteners coupling the first spacer and the second spacer. The first spacer is shaped to receive the plurality of bus bars.
Presented herein are systems, devices, and methods for providing electrical power. A system can include a power source configured to provide at least a subset of electrical power to an electrical bus. The system can include an inverter coupled with the power source and the electrical bus, the inverter configured to convey the electrical power between at least the power source and the electrical bus. The system can include a voltage controller coupled with the inverter. The voltage controller can be configured to generate, responsive to an initiation of synchronization between the inverter and the electrical bus, an inverter command to enable phase locked loop (PLL) control on the electrical power. The voltage controller can be configured to modify, responsive to a completion of the synchronization, the inverter command to disable the PLL control on the electrical power.
H02M 1/36 - Means for starting or stopping converters
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
H02M 1/12 - Arrangements for reducing harmonics from AC input or output
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
Systems and methods for assessing a vehicle are described herein. The provider computing system includes one or more processors and at least one memory storing instructions thereon that, when executed by the one or more processors, cause the one or more processors to perform operations. The operations include receiving, from at least one vehicle via a network, vehicle data regarding the at least one vehicle, the vehicle data associated with one or more evaluation factors. The operations include analyzing the one or more evaluation factors to output a valuation metric, transforming the valuation metric into a human-readable message and transmitting, via the network, the human-readable message to a user device. The operations include causing the user device to display the human-readable message including the valuation metric.
An exhaust sampler includes a sensor assembly enclosure. A portion of the exhaust sampler is coupled to an exhaust conduit in an exhaust aftertreatment system. A sensor is coupled to the exhaust conduit and configured to monitor a level of at least one constituent in exhaust. The exhaust sampler is positioned around the sensor. The sensor protrudes through the sensor assembly enclosure. The exhaust sampler is configured to receive a portion of exhaust in the exhaust conduit through an inlet, route the portion of exhaust to the sensor for sampling, and route the portion of exhaust back into the exhaust conduit through an outlet.
Systems, apparatuses, and methods are provided for assembling a fuel system connector to a fuel system component. A retainer is used to maintain a fastener of the fuel system connector in position along a connector body of the fuel system connector. An end form on the end of the connector body is thereby maintained within the fastener as the fuel system connector is engaged to the fuel system component, protecting the end form from potential damage during assembly.
Methods and systems for identifying, generating, and/or commanding operation parameters of a battery system of a hybrid mining haul truck. The methods and systems herein may include sensors operationally coupled to a battery system and/or an engine of a vehicle to obtain characteristics related to a route of a vehicle and/or the vehicle's operation, which are configured to transmit signals to one or more processor functions for evaluation and generation of a battery system operation request or command.
B60W 20/13 - Controlling the power contribution of each of the prime movers to meet required power demand in order to stay within battery power input or output limitsControlling the power contribution of each of the prime movers to meet required power demand in order to prevent overcharging or battery depletion
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 10/26 - 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
88.
HYBRID VEHICLE APPARATUSES, PROCESSES, AND SYSTEMS
A vehicle system includes an engine, a transmission coupled with the engine, a set of ground contacting wheels, a hybrid axle assembly including a set of axles coupled with the set of ground contacting wheels, a differential coupled with the set of axles and the transmission, an electric machine fastened to the hybrid axle assembly, and means for mitigating losses of the electric machine, the hybrid axle assembly being configured to transmit driveline torque received from the engine and the transmission to the set of ground contacting wheels and to selectably transmit machine torque output by the electrical machine to the set of ground contacting wheels, an energy storage system (ESS) operatively coupled with the electric machine, and an electronic control system (ECS) configured to selectably operate the electric machine, the energy storage system, and the means for mitigating losses in a plurality of modes.
B60K 6/20 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
B60K 6/28 - Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
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
B60L 50/60 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
B60W 20/00 - Control systems specially adapted for hybrid vehicles
H02K 11/33 - Drive circuits, e.g. power electronics
H02P 21/00 - Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation
Presented herein are systems, devices, and methods for parallel control. A device can receive a first power signal corresponding to electrical power convey via an electrical bus, the first power signal comprising a power and at least one of a first voltage or a first frequency. The device can identify a change in the first power signal greater than a threshold. The device can generate, from the first power signal, a second power signal using at least one of a second voltage or a second frequency associated with the change, wherein the second voltage or the second frequency is different from the first voltage or the first frequency, respectively.
H02M 7/5387 - Conversion of DC power input into AC power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only, e.g. single switched pulse inverters in a bridge configuration
H02J 3/00 - Circuit arrangements for ac mains or ac distribution networks
A reductant delivery system designed for quickly thawing reductant includes a reductant pump. The reductant pump includes a filter housing, a pump, a filter cartridge, a cover, and a startup heater. The filter housing includes a filter head, a pump chamber, and a transfer channel. The cover is coupled to the filter head to define a filter head cavity. The pump provides reductant from the pump chamber to the transfer channel. The filter cartridge includes a filter cartridge cavity within the filter head cavity. The startup heater is positioned within the filter cartridge cavity. The reductant delivery system further includes a reductant delivery system controller and a main tank that stores reductant and includes a lift pump and a temperature sensor. The temperature sensor is communicatively coupled to the reductant delivery system controller. The reductant delivery system controller receives a signal from the temperature sensor.
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
A vehicle includes an engine to receive a cracked gas mixture. A cracker of the vehicle can receive ammonia and energy, crack the ammonia to form the hydrogen gas and a nitrogen gas, and convey the hydrogen gas to the engine. A controller for the vehicle can receive a predefined route for the vehicle. The controller can predict a future load demand of the vehicle based on the predefined route. The controller can adjust a flow rate of ammonia delivered to the cracker based on the future load demand.
B61C 7/04 - Locomotives or motor railcars with two or more different kinds or types of engines, e.g. steam and IC engines
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 29/02 - 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 vehiclesControlling 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 variable-pitch propellers
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
F02M 21/02 - Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels
92.
SYSTEMS AND METHODS FOR DIAGNOSING COMPONENT FAILURE
Systems and methods for diagnosing at least one component in an exhaust aftertreatment system are provided. Operations to diagnose at least one component include causing an engine to operate through a sequence of a plurality of engine outputs; receiving, from at least one sensor, a first set of sensor data corresponding to a first engine output; diagnosing the at least one component based on the first set of sensor data, the diagnosis indicating a failure type; and
Systems and methods for diagnosing at least one component in an exhaust aftertreatment system are provided. Operations to diagnose at least one component include causing an engine to operate through a sequence of a plurality of engine outputs; receiving, from at least one sensor, a first set of sensor data corresponding to a first engine output; diagnosing the at least one component based on the first set of sensor data, the diagnosis indicating a failure type; and
causing at least one of the engine or an electric machine coupled to the engine to operate based on the failure type.
F01N 11/00 - Monitoring or diagnostic devices for exhaust-gas treatment apparatus
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 9/00 - Electrical control of exhaust gas treating apparatus
F02D 41/02 - Circuit arrangements for generating control signals
A piston head assembly includes a piston head including an upper portion and a lower portion. The upper portion includes an outer wall and an inner wall disposed radially inward of the outer wall. A cooling gallery is at least partially defined between the outer wall and the inner wall. The extends downward from the upper portion. The lower portion includes an upper surface and a skirt extending from the upper surface. The skirt defines a pin bore centered around a pin bore center axis. A portion of the skirt between the pin bore center axis and a skirt reference axis has a curved vertical profile. The skirt reference axis intersects the pin bore center axis. The piston head assembly includes a plurality of lock plates coupled to the upper portion. Each lock plate extends between the outer wall and the inner wall.
An armature is disclosed for use in an armature assembly associated with actuation of a valve, such as for fuel injectors, fuel cells, and/or fuel pumps. The armature includes a body having a first end with a flange and a shaft extending from the flange to a second end of the body. The second end includes a recessed surface configured to reduce stress on the armature upon impact. The armature can be fabricated from a lower strength material that is highly permeable, reducing residual magnetism in the armature to help de-latching and reduce end of injection delays.
A thermostat housing assembly includes a thermostat housing and a valve assembly. The thermostat housing includes an inlet portion having a first port, a radiator outlet portion having a second port, a radiator bypass outlet portion having a third port, and a housing divider portion. The housing divider portion defines a first aperture in selective fluid providing communication from the first port to the third port and a second aperture in fluid providing communication from the first port to the third port. The valve assembly is adjustable between a first configuration that prevents fluid providing communication from the first port to the second port and a second configuration that prevents fluid providing communication from the first port to the third port through the first aperture. The third port is in fluid providing communication with the first port through the second aperture when the valve assembly is in the second configuration.
A cooling system for an electrified vehicle includes a first cooling loop for circulating coolant for cooling at least one of power electronics and a motor/generator of the vehicle. The first coolant loop includes a heat exchanger for exchanging heat with the coolant in the first cooling loop. A second cooling loop is provided for circulating coolant for cooling a battery of the vehicle. The second cooling loop includes a coolant chiller connected to a refrigeration system of the vehicle for exchanging heat in the coolant received from the battery with the refrigeration system of the vehicle.
H01M 10/66 - Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
B60H 1/00 - Heating, cooling or ventilating devices
B60L 58/26 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by cooling
A gas production system includes an electrolyzer configured to provide an electrolysis gas comprising hydrogen gas and oxygen gas. The gas production system includes a housing comprising a housing inlet configured to receive the electrolysis gas from the electrolyzer. The gas production system includes a first catalyst member disposed in the housing and configured to receive the electrolysis gas from the housing inlet. The gas production system includes a second catalyst member disposed in the housing. The second catalyst member is configured to receive the electrolysis gas from the first catalyst member. The gas production system includes a first heat exchanger disposed at least partially within the first catalyst member and configured to heat the first catalyst member. The gas production system includes a second heat exchanger disposed at least partially within the second catalyst member and configured to heat the second catalyst member.
Systems, methods, and apparatuses for generating a fluid analysis report with key issues to improve vehicle maintenance are provided. A processing circuit is configured to: obtain information regarding a sample of fluid from a vehicle; obtain one or more thresholds according to the type of fluid and the type of the vehicle; adapt the one or more thresholds according to updates regarding the type of fluid from at least one of the plurality of vehicles that corresponds to the type of vehicle; compare at least one value representing the at least one characteristic to the one or more thresholds; determine categories of risk associated with the at least one value responsive to the comparison; and trigger, on a computing device responsive to the determination, a graphical user interface to dynamically render a display comprising at least the categories of risk for recommending at least one action for maintenance.
G07C 5/00 - Registering or indicating the working of vehicles
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
99.
DESATURATION HIGH FREQUENCY CYCLE-BY-CYCLE CURRENT LIMIT
An apparatus includes a switching device configured to turn on and off. A driver is operatively coupled with the switching device and is configured to configured to receive a command signal, output a control signal in response to the command signal to turn the switching device on and off, receive an input indicative of an desaturation condition of the switching device, and output a fault condition signal in response to the input. A state machine circuit including a bistable memory device operatively coupled with the driver and is configured to receive the fault condition signal and the command signal.
H03K 19/20 - Logic circuits, i.e. having at least two inputs acting on one outputInverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
