Method aspects of the disclosure provide a method for manufacturing an embodiment of a stator core. The method includes providing flakes that each have a magnetic anisotropy. The method also includes positioning a first portion of the flakes to form the shape of at least one portion of the yoke of the stator, applying a first magnetic field to the flakes of the first portion, and joining each flake of the first portion together to create the yoke. The method also includes positioning a second portion of the flakes to form the shape of at least one portion of the teeth of the stator, applying a second magnetic field to the second portion of the flakes, and joining each flake of the second portion together to create at least one portion of the teeth attached to the yoke, and repeating the preceding steps to complete the stator core.
A support for a conductor in an electric machine, including a body receivable in a stator of the electric machine between adjacent coils, the body defining an axis, a conductor anchor extending from the body at an angle to the axis, the conductor anchor having at least two conductor contact points, the angle of the anchor causing bending of the conductor at at least two contact points when the conductor is disposed in the anchor and the body is disposed in the stator. A stator having a coil thereon, a conductor separate from the coil, and a support disposed in the stator and in supportive contact with the conductor. A method for supporting a conductor at a stator of an electric machine, including disposing the support in contact with the conductor, rotating the support to introduce plastic deformations in the conductor, and inserting the body into the stator.
H02K 11/25 - Devices for sensing temperature, or actuated thereby
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
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
3.
SYSTEMS FOR EXTENSION BUSBAR FOR INVERTER FOR ELECTRIC VEHICLE
A multi-level inverter configured to convert DC power to AC power to drive a motor includes a first printed circuit board for a two-level inverter, a power module electrically connected to the first printed circuit board; one or more busbars, one or more extension capacitors electrically connected to the one or more busbars, and a second printed circuit board electrically connected to the power module and to the first printed circuit board, wherein the second printed circuit board includes: one or more extension switches electrically connected to the one or more busbars, and one or more extension controllers to control the one or more extension switches.
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
B60L 50/51 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
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
4.
SYSTEMS AND METHODS FOR GALVANIC ISOLATOR WITH PRINTED CIRCUIT BOARD
A system includes an inverter configured to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a galvanic isolator separating a high voltage area of the inverter from a low voltage area of the inverter; a low voltage controller in the low voltage area; and a high voltage controller in the high voltage area and configured to communicate with the low voltage controller via the galvanic isolator, wherein the galvanic isolator includes: a printed circuit board (PCB) including a substrate having a high voltage side defining the high voltage area and a low voltage side defining the low voltage area, a low voltage metal trace on the low voltage side of the substrate and connected to the low voltage controller, and a high voltage metal trace on the high voltage side of the substrate and connected to the high voltage controller.
H02M 7/539 - 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 with automatic control of output wave form or frequency
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
5.
SYSTEMS AND METHODS FOR TWO-STEP SYNCHRONOUS RECTIFICATION FOR POWER CONVERTER
A DC-DC converter includes a first switch, and a first diode in parallel with the first switch, a second switch, and a second diode in parallel with the second switch, a third switch, and a third diode in parallel with the third switch, a fourth switch, and a fourth diode in parallel with the fourth switch, and one or more controllers configured to operate in a first period to turn on the first switch and hold the fourth switch to remain turned off, and to turn on the third switch and hold the second switch to remain turned off during one or more of a synchronous rectification of the DC-DC converter, a discontinuous conduction or light load of the DC-DC converter, or a freewheeling of the DC-DC converter.
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
An electric compressor module (100) for a thermal management system of an electric vehicle. The electric compressor module (100) includes a housing (110), an electric compressor (120), a heater (130), control electronics (140) and electric connectors (150). The housing (110) includes a compressor housing section (112) and a control housing section (114). The heater (130) includes a heating element (132) and a coolant channel (134) including coolant ports (136). The control electronics (140) includes a circuit board (142). The heater (130) and the control electronics (140) are arranged within the control housing section (114). The control housing section (114) is arranged axially adjacent to the compressor housing section (112). The coolant ports (136) and the electric connectors (150) are arranged at the control housing section (114) and are oriented in the same direction.
A power converter includes a first half-bridge configured to operate at a first frequency, a second half-bridge in parallel with the first half-bridge and configured to operate at the first frequency, a third half-bridge in parallel with the second half-bridge and configured to operate at the first frequency, and a neutral half-bridge of the power converter in parallel with the third half-bridge and configured to operate at a second frequency, wherein the second frequency is based on the first frequency.
H02M 5/293 - Conversion of AC power input into AC power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into DC 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
B60L 15/00 - 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
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 7/44 - Conversion of DC power input into AC power output without possibility of reversal by static converters
A double wastegate valve arrangement having improved durability and reduced overall loading in the system, with two wastegate valves movable along a valve longitudinal axis, wherein each of the two wastegate valves has a rotationally symmetrically designed projecting upper side portion configured around the valve longitudinal axis, a valve arm connected to an actuating shaft, and an intermediate plate which is loosely arranged between the valve arm and the wastegate valves, wherein the intermediate plate is pivotable about the valve arm in a direction perpendicularly with respect to the valve longitudinal axis and is supported by rotationally symmetrically designed projecting lower side portions of the intermediate plate on the rotationally symmetrically designed projecting upper side portions of the two wastegate valves.
A stationary vehicle battery charger includes a plurality of power modules and a plurality of charging plugs. Two or more of the modules are included in a synchronization block for the purpose of supplying electrical charging current to a single charging plug. One module in the block is defined as a primary module with remaining modules being secondary modules. The respective outputs of the primary and secondary modules are synchronized using a synchronization signal, which is generated by each module and can include associated output signal timing/phase information. The synchronization signals are exchanged over a bidirectional data bus. Each module is configured to regulate the phase (e.g., by phase offset) of its own output signal so that collectively, the summed output of the synchronized modules exhibits a reduced charging current ripple relative to the output of a single module, without the need for an external inductor-capacitor circuit.
A range extender system may include a first electric machine. A range extender system may include a first gearbox. A range extender system may include an engine. A range extender system may include a first connector to couple and decouple the first electric machine to and from the engine. A range extender system may include a second connector to couple and decouple the first electric machine to and from the first gearbox.
B60K 6/383 - One-way clutches or freewheel devices
B60K 6/36 - 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
An electric machine includes a first cooling channel encapsulating first end windings, a second cooling channel encapsulating second end windings, a first supply path, and a second supply path. The electric machine includes a first outlet path configured to receive fluid from a first outlet fluidly coupled to the first cooling channel and a first outlet path, and a second outlet path configured to receive fluid from a second outlet fluidly coupled to the second cooling channel and a second outlet path. The first supply path is fluidly separate from the second supply path. The first cooling channel is configured such that, when the fluid is pressurized, the fluid flows from a first lower cooling portion to a first upper cooling portion and such that, when the fluid is not pressurized, the fluid does not flow from the first lower cooling portion to the first upper cooling portion.
H02K 5/20 - Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
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
B60K 6/36 - 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
H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
12.
SYSTEMS FOR EXTENSION BOARD FOR INVERTER FOR ELECTRIC VEHICLE
A system includes a multi-level inverter configured to convert DC power to AC power to drive a motor, wherein the multi-level inverter includes: a first printed circuit board for a two-level inverter; a power module electrically connected to the first printed circuit board; and a second printed circuit board electrically connected to the power module and to the first printed circuit board, wherein the second printed circuit board includes: one or more switches; one or more capacitors electrically connected to the one or more switches; and one or more controllers to control the one or more switches.
H02M 7/537 - 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
H02M 7/00 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output
H05K 7/20 - Modifications to facilitate cooling, ventilating, or heating
An electric machine includes a machine housing, a stator including a stator core defining a stator core interior and a plurality of windings including first and second end windings, and an internal core including first and second upper portions and first and second lower portions. The electric machine additionally includes a first outer insert engaged with the first upper portion, a second outer insert engaged with the second upper portion, a first inner insert engaged with the first lower portion, and a second inner insert engaged with the first lower portion. The first outer insert, the first inner insert, the first upper portion, and the first lower portion collectively define a first cooling channel for encapsulating the first end windings, and the second outer insert, the second inner insert, the second upper portion, and the second lower portion collectively define a second cooling channel for encapsulating the second end windings.
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
An electric machine includes a machine housing, and a stator including a stator core defining a stator core interior and a plurality of windings disposed in the stator core interior. The plurality of windings has first and second end windings. The electric machine further includes an internal core surrounding the plurality of windings within the stator core interior. The internal core includes a first upper portion, a second upper portion, a first lower portion, and a second lower portion. The electric machine includes a first insert surrounding the first plurality of windings. The first insert is engaged with the internal core to define a first cooling channel for encapsulating the first end windings. The electric machine also includes a second insert surrounding the second plurality of windings. The second insert is engaged with the internal core to define a second cooling channel for encapsulating the second end windings.
A system includes an inverter to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a power module including: a positive DC power tab; a negative DC power tab; an AC power tab; a first neutral power tab; a second neutral power tab, wherein the first neutral power tab and the second neutral power tab are on opposite sides of the positive DC power tab and the negative DC power tab; a first switch electrically connected to the positive DC power tab and the AC power tab; a second switch electrically connected to the negative DC power tab and the AC power tab; and one or more switches electrically connected to the AC power tab and one or more of the first neutral power tab or the second neutral power tab.
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
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
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
A heating device with a heating plate including a metal plate, a conductor track and an insulator layer between the conductor track and the metal plate, a housing in which the heating plate is arranged, a circuit board with control electronics, and an electrical connector made of sheet metal. The electrical connector has a first end that is designed as a press-fit contact and is pressed into an opening in the circuit board, and a second end that makes electrical contact with the heating plate. A second end of the connector is welded to the heating plate.
H05B 3/26 - Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
17.
THREE-PHASE EXTERNAL ROTOR MOTOR AND METHOD FOR ASSEMBLING A STATOR FOR A THREE-PHASE EXTERNAL ROTOR MOTOR
A three-phase external rotor motor is described with a rotor and a stator surrounding the rotor, wherein the rotor has permanent magnets and the stator comprises a stack with an annular cross-section. End caps arranged at both ends of the sheet stack and stator windings arranged in slots on a radial outer side. The stator has grooves on a radial inner side, which run in a straight line in the axial direction from one of the two end caps over the sheet stack to the other end cap. In addition, a method for assembling a stator for a three-phase external rotor motor is described.
A system for an on-board charger includes: a battery charger including: a direct current to direct current (DC-DC) converter connected to a power factor correction (PFC) subsystem, wherein the PFC subsystem includes one or more leaves, wherein the one or more leaves of the PFC subsystem are operable to configure the PFC subsystem into each of a three-phase operation, a simultaneous charging and split-phase operation, a simultaneous charging, discharging, and split-phase operation, and a simultaneous charging and three-phase operation.
B60L 53/22 - Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
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
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
H02M 1/42 - Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
H02M 1/44 - Circuits or arrangements for compensating for electromagnetic interference in converters or inverters
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
19.
SYSTEMS FOR CLAMP FOR COOLING SYSTEM FOR INVERTER FOR ELECTRIC VEHICLE
A clamp includes: a body including a first end and a second end, wherein the body extends along a longitudinal axis from the first end toward the second end; and a plurality of loading sources which extend below the body, wherein the plurality of loading sources include: a first loading source including a first fixed end and a first free end, the first loading source extending from the first fixed end toward the first free end; and a second loading source including a second fixed end and second free end, the second loading source extending from the second fixed end toward the second free end.
A system includes an inverter to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a capacitor assembly including: a first busbar; a second busbar; a third busbar between the first busbar and the second busbar; and one or more capacitors connected to one or more of the first busbar, the second busbar, or the third busbar.
H02P 27/00 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage
B60L 15/00 - 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
A system includes an inverter to convert DC power from a battery to AC power to drive a motor, wherein the inverter includes: a capacitor assembly including: a first group of capacitors connected to one or more power modules, wherein the first group of capacitors are used when the one or more power modules operate as a two-level inverter; and a second group of capacitors connected to the one or more power modules, wherein the second group of capacitors are used when the one or more power modules operate as a three-level inverter or as the two-level inverter.
H02M 7/537 - 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
An electric vehicle (EV) gearbox assembly that can be equipped in an electric vehicle (EV) such as an automotive battery electric vehicle (BEV) is depicted and described. The EV gearbox assembly, per certain implementations, can include an electric motor, an input shaft, one or more speed gears, a first countershaft, and a second countershaft, among other possible components. The input shaft is rotationally driven by the electric motor, and the speed gear(s) is rotationally driven by the input shaft. Further, the first countershaft is rotationally driven by the speed gear(s). The second countershaft is situated rotationally downstream of the first countershaft, and has a concentric arrangement with respect to the input shaft.
B60K 17/12 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of electric gearing
B60K 17/08 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of change-speed gearing of mechanical type
B60K 17/16 - Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing of differential gearing
23.
SYSTEMS AND METHODS FOR COOLING MODULE FOR POWER CONVERSION SYSTEM FOR ELECTRIC VEHICLE
A system includes a power conversion unit, wherein the power conversion unit includes: a power module; and a first cooling module configured to extract heat from the power module, wherein the power module includes: a printed circuit board; a switching power device embedded within the printed circuit board; and a first external isolation layer external to the printed circuit board, wherein the first cooling module directly contacts the first external isolation layer.
A system includes a power conversion unit, wherein the power conversion unit includes: a power module; and a first cooling module configured to extract heat from the power module, wherein the power module includes: a printed circuit board; and a switching power device embedded within the printed circuit board, wherein the first cooling module is directly attached to a first end of the printed circuit board.
A system includes an inverter configured to convert DC power from a main battery to AC power to drive a motor, wherein the inverter includes a galvanic isolator separating a high voltage (HV) area from a low voltage (LV) area, a gate driver in the HV area, the gate driver to control one or more switches in the HV area in response to a control signal from the LV area, an auxiliary battery assembly in the HV area, and a power supply to provide power to the HV area from each of the main battery and the auxiliary battery assembly.
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
B60L 50/51 - Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells characterised by AC-motors
B60L 58/16 - Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to battery ageing, e.g. to the number of charging cycles or the state of health [SoH]
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
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
H02J 7/34 - Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
26.
Shuttling mechanical tensioner for control of chain drives with alternating tight and slack strands
A shuttling mechanical tensioner for control of chain drives with alternating tight and slack chain strands. The shuttling mechanical tensioner allows for chain control on an outside face of the chain strand or an inside face of the chain strand.
An electric vehicle (EV) gearbox assembly that can be equipped in an electric vehicle (EV) such as an automotive battery electric vehicle (BEV) is depicted and described. The EV gearbox assembly, per certain implementations, can include an electric motor, an input shaft, one or more speed gears, a first countershaft, and a second countershaft, among other possible components. The input shaft is rotationally driven by the electric motor, and the speed gear(s) is rotationally driven by the input shaft. Further, the first countershaft is rotationally driven by the speed gear(s). The second countershaft is situated rotationally downstream of the first countershaft, and has a concentric arrangement with respect to the input shaft.
F16H 3/00 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
F16H 3/093 - Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously- meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
28.
COMBUSTOR HEAD FLANGE ASSEMBLY FOR COMBUSTOR AND ASSOCIATED COMBUSTOR SYSTEM
A combustor head flange assembly (48) for positioning at a first combustor end (32) includes a flange body (50) having a front (52) and an opposing back side (54). The front side (52) defines a pilot fuel channel (56) and a main fuel channel (58) for receiving the fuel used in initiating and maintaining combustion in a combustion chamber (36). The combustor head flange assembly (48) also includes a one-piece plate cover (100) coupled to the front side (52) covering both the pilot and main fuel channel (56, 58).
A combustor (30) includes a combustor body extending from first and second combustor ends (32, 34) with an axis extending (A) along the body between the ends (32, 34). A combustion chamber (36) is defined within the body between the ends (32, 34). A combustor head flange assembly (48) positioned at the first combustor end (32) includes a flange body (50) having front and back sides (52, 54), with the front side (52) defining a main fuel channel (58) and the flange body (50) defining main fuel holes (86) between the channel (58) and the chamber (36). The assembly (48) includes fuel nozzles (188) disposed at least partially in the main fuel holes (86). A swirler (90) positioned on the back side (54) has swirler projections (92) defining swirler channels (94), with the nozzles (188) having fuel outlet holes (116) to direct a fuel into the swirler channels (94). Each nozzle (188) cooperates with the flange body (50) to prevent each nozzle (188) from moving radially relative to the axis (A) and to align the fuel outlet holes 116) with the swirler channels (94).
A turbomachine includes a compressor housing (12) and a turbine housing (16). One of the compressor housing (12) and the turbine housing (16) includes a first seal component (20). The turbomachine also includes a unitary impeller (26) rotatable about an axis, including a first face having a plurality of turbine blades (30) facing in a first direction, and a second face having a plurality of compressor blades (34) facing in a second direction. One of the first face and the second face includes a second seal component (36) configured to cooperate with the first seal component (20) to establish a fluid seal between the compressor housing (12) and the turbine housing (16). The turbomachine further includes a shaft (40) rotatable with the unitary impeller (26) and an electric machine (42) configured to convert at least one of rotational motion of the shaft (40) to electrical energy and electrical energy to rotational motion of the shaft (40).
A system includes an inverter configured to convert DC power from a battery to AC power, wherein the inverter includes: a pulse demodulator including: an analog timer including: a first stage pulse generator, a second stage pulse generator connected to the first stage pulse generator, and a third stage pulse generator connected to the second stage pulse generator; and a voltage translator including: a voltage divider connected to the first stage pulse generator, the second stage pulse generator, and the third stage pulse generator, and a comparator connected to the voltage divider.
H02P 27/08 - Arrangements or methods for the control of AC motors characterised by the kind of supply voltage using variable-frequency supply voltage, e.g. inverter or converter supply voltage using DC to AC converters or inverters with pulse width modulation
32.
SYSTEMS AND METHODS FOR DUTY CYCLE ADJUSTOR AND PULSE DEMODULATOR FOR INVERTER FOR ELECTRIC VEHICLE
A system includes an inverter configured to convert DC power from a battery to AC power, wherein the inverter includes: a duty cycle adjustor including: a rising edge detector to detect a rising edge of a periodic signal; a ramp generator connected to the rising edge detector; a first comparator connected to the ramp generator; a duty cycle trimmer connected to the first comparator; and a bidirectional current trimmer connected to the duty cycle trimmer and the ramp generator.
A power conversion system includes a power converter including a plurality of switches, one or more capacitors, and a charging connector, wherein the power converter is configured to operate in each of a two-level inverter mode, a three-level inverter mode, a two-level converter mode, a three-level converter mode, an AC-DC onboard charger (OBC) mode, and a DC-DC boost converter mode.
A turbocharger housing for a turbine (1) having a variable turbine geometry which can be adjusted by a control shaft (23), including
a turbine housing (3),
a bearing housing (9) having a longitudinal axis (33) and having a VTG bushing (25) for the control shaft (23), wherein the VTG bushing (25) is spaced apart from the longitudinal axis (33),
wherein the bearing housing (9) includes a coolant jacket (27) which includes an inlet (29) and an outlet (31), wherein the coolant jacket (27) encloses the VTG bushing (25).
A system includes a direct current to direct current (DC-DC) converter connected to a power factor correction (PFC) subsystem, wherein the PFC subsystem includes one or more leaves, wherein the one or more leaves of the PFC subsystem are operable to configure the PFC subsystem into each of a charging operation, a discharging operation, a split-phase operation, and a simultaneous charging and discharging operation.
A power conversion apparatus includes an input stage to receive an alternating current (AC) voltage and having a plurality of switches, a sensing circuit coupled to a monitored node in the input stage and configured to assert a disable signal when a sensed voltage level indicative of an overvoltage condition, exceeds a selectable threshold voltage level, the sensing circuit including a latch to maintain the disable signal until a release event occurs, such as after the overvoltage condition subsides or a predetermined time has elapsed, and a controller configured to control the switches into conductive and non-conductive states for power conversion where the controller is further configured to place the switches into non-conductive states in response to and while the disable signal is asserted.
H02M 1/32 - Means for protecting converters other than by automatic disconnection
H02M 3/335 - Conversion of DC power input into DC power output with intermediate conversion into AC by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate AC using devices of a triode or a transistor type requiring continuous application of a control signal using semiconductor devices only
A guide device (100) for a turbine (10), including vane bearing ring (110), a cover disk (150) which is arranged parallel to the vane bearing ring (110) and spaced apart therefrom in the axial direction (22) by spacer elements (160), and a plurality of adjustable guide vanes (120) which are each mounted rotatably and adjustably in the vane bearing ring (110). The vane bearing ring (110) and/or the cover disk (150) has/have a bevel (200, 200a, 200b) The adjustable guide vanes (120) each have a guide vane trailing edge (123). In the case of guide vane positions corresponding to a mass throughput range from a first mass throughput value to a second mass throughput value, the guide vane trailing edge (123) lies in the radial direction (24) in the region of the bevel (200, 200a, 200b), the first mass throughput value being at most 35%.
An assembly for transmitting rotational torque between an output of a drive engine and a transmission input of a transmission includes a torque converter and a clutch assembly. The torque converter includes a torque converter input member and a torque converter output member rotatably. The torque converter output member is configured to deliver rotational torque to the transmission input. The clutch assembly includes a disconnect clutch having an engaged and disengaged position. The clutch assembly also includes a clutch housing rotatably coupling the clutch input member to the torque converter input member when the disconnect clutch is in the engaged position. One of the clutch housing and the torque converter input member includes a retention groove and the other of the clutch housing and the torque converter input member includes a retention lever disposable in the retention groove to axially retain the clutch assembly.
An electric machine includes a rotor press fit to a knurled section of a shaft. The rotor includes a lamination stack having multiple laminations. Each lamination includes a disc defining a center hole. Slots defined in the disc. Each slot is configured to receive a magnet at least partially defining a magnetic pole of the electric machine. The center hole has a circumference including a number of scallops. Each scallop intrudes into the disc. A stator is disposed radially outward of a rotor.
H02K 1/28 - Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
H02K 1/276 - Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
An electric machine includes a stator having a plurality of windings and a rotor positioned within the stator. The rotor includes a lamination stack formed from a plurality of lamination sheets with a plurality of slots formed in the lamination stack. The rotor further includes a plurality of magnets arranged in the plurality of slots. At least one of the plurality of lamination sheets includes a tab extending into an associated one of the plurality of slots, the tab including a bent distal tip defining a distal curved surface and a bent proximal joint defining a proximal curved surface, wherein the distal curved surface engages one of the plurality of magnets positioned in the associated one of the plurality of slots.
H02K 15/035 - Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets on the rotor
A slot liner configured for use in a stator assembly of a rotating electrical machine, including a first wall, configured to abut a portion of a stator slot, having a surface that faces the stator windings; a second wall, configured to abut another portion of the stator slot, having a surface that faces the stator windings; an axially extending fluid channel, separated from the stator windings, positioned radially between the stator windings and a back iron area of the stator assembly; and an elongated baffle assembly configured to receive fluid and change the direction of fluid within the slot liner.
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
42.
RETAINER FOR AN INTERNAL PERMANENT MAGNET ROTOR, AND METHOD
A retainer for an internal permanent magnet rotor, including a body having a first end and a second end, a first anchor feature at the first end, and a tensioner feature disposed along the body and configured to draw the first end toward the second end. An internal permanent magnet rotor, including a rotor lamination having a magnet opening, a magnet housed in the magnet opening, a pole piece, and a retainer, connecting the lamination and the pole piece. A method for assembling an internal permanent magnet (IPM) rotor, including installing a magnet in a magnet opening of the IPM rotor, and disposing a retainer into the IPM rotor.
A slot liner configured for use in a stator assembly of a rotating electrical machine, including a first wall, configured to abut a portion of a stator slot, having a surface that faces the stator windings; a second w all, configured to abut another portion of the stator slot, having a surface that faces the stator windings; an axially extending fluid channel, separated from the stator windings, positioned radially between the stator windings and a back iron area of the stator assembly; and an elongated baffle assembly configured to receive fluid and change the direction of fluid within the slot liner.
H02K 3/24 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
H02K 15/13 - Applying slot closure means in the coresManufacture of slot closure means
A breather assembly for a transfer case includes a tube and a cap. The tube has a proximal end, a distal end, a passage extending therethrough between the proximal and distal ends, and distal-end barbs for coupling the tube to a hose. The cap includes an annular body having a cavity7 with an opening at a first end configured to receive the proximal end of the tube. The cap includes a cover member that closes a second end of the body opposite the first end. The body has holes therethrough leading to the cavity. The holes, the cavity, and the passage form a passageway for venting air from an interior of the transfer case. The cover member extends radially outwardly of the holes to provide a barrier to keep lubricating oil, which splashes by a rotating or moving element, from reaching and entering the holes and being expelled.
A breather assembly for a transfer case includes a tube and a cap. The tube has a proximal end, a distal end, a passage extending therethrough between the proximal and distal ends, and distal-end barbs for coupling the tube to a hose. The cap includes an annular body having a cavity with an opening at a first end configured to receive the proximal end of the tube. The cap includes a cover member that closes a second end of the body opposite the first end. The body has holes therethrough leading to the cavity. The holes, the cavity, and the passage form a passageway for venting air from an interior of the transfer case. The cover member extends radially outwardly of the holes to provide a barrier to keep lubricating oil, which splashes by a rotating or moving element, from reaching and entering the holes and being expelled.
A system may include an inverter configured to convert DC power from a battery to AC power to drive a motor. The inverter of the system may further include a first power module and a first cooling module configured to extract heat from the first power module. The first cooling module may further include a substrate including a first contact area for the first power module, and a plating layer on the substrate. The plating layer may be removed from the first contact area of the substrate using laser ablation.
A tooth insulator for use in a rotating electrical machine including a body, shaped to conform to an outer surface of a tooth; a first elongated leg, extending away from the body; a second elongated leg, extending away from the body; a deformable slot positioned between the first elongated leg and the second elongated leg, wherein the deformable slot permits temporary displacement of the first elongated leg relative to the second elongated leg to fit over an outer surface of the tooth and force exerted by the first elongated leg and the second elongated leg on the outer surface of the tooth when in situ.
An orthoplanar spring for a hydraulic tensioner which has a flat, closed position, in which a flat center portion of the orthoplanar spring seals the inlet hole between the oil supply and the high pressure chamber of the tensioner and an open deformed position in which the flat center portion of the orthoplanar spring moves a distance to unseal the inlet hole such that fluid flows from the inlet supply through the openings in the orthoplanar spring and around the flat center portion to the high pressure chamber.
F16K 15/06 - Check valves with guided rigid valve members with guided stems
F16H 7/08 - Means for varying tension of belts, ropes, or chains
F16K 17/04 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side spring-loaded
49.
DIFFERENTIALS WITH FACE GEARS FOR ELECTRICAL DRIVE SYSTEMS
An electric drive system in a battery electric vehicle (BEV) includes an output shaft, configured to couple with a drive wheel of the BEV, having a face gear at a distal end; a differential, including a reduced diameter pinion gear cage receiving reduced axial length pinion gears rotatably connected to the reduced diameter pinion gear cage via gear pins; and a housing that receives the differential having an outer surface that is configured to couple to a rotating electrical machine of the BEV, such that the reduced axial length pinion gears engage the face gear and permit angular displacement of the output shaft relative to another output shaft.
An electric drive system in a battery electric vehicle (BEV) includes an output shaft, configured to couple with a drive wheel of the BEV, having a face gear at a distal end; a differential, including a pinion gear cage receiving pinion gears rotatably connected to the pinion gear cage via gear pins, having radially-outwardly-facing gear teeth that are oriented at a non-zero angle relative to an axis of rotation; and a housing receiving the differential that is configured to couple to a rotating electrical machine of the BEV, and engages the radially- outwardly-facing gear teeth preventing radial and axial movement of the differential relative to the housing, wherein the pinion gears engage the face gear and permit angular displacement of the output shaft relative to another output shaft.
A micro-turbine system (10) includes a combustor (12) defining an inlet (14) for receiving oxidizing agent, a combustion chamber (16) for combusting the fuel and the oxidizing agent, and an outlet (18) for expelling exhaust gas. The micro-turbine system (10) also includes a turbine machine (20) including a bearing housing (22) defining a bearing housing interior (24) and a lubricant passageway (26), a turbine housing (28) coupled to the bearing housing (22) and defining a turbine housing interior (30), a turbine wheel (32) disposed in the turbine housing interior (24), rotatable about an axis, and in fluid communication with the outlet (18) of the combustor (16). The turbine machine (20) also includes a shaft (34) rotatable with the turbine wheel (32) about the axis, a bearing arrangement (36) disposed about the shaft (34), and an electric machine (38) disposed about the shaft (34) and configured to convert rotational motion of the shaft (34) to electrical energy. The micro-turbine system (10) further includes a restriction valve (40) configured to increase a pressure in the bearing housing interior (24).
Examples described herein provide a system that includes a controller operable to execute controller operations that include processing raw sensor output (RSO) to generate an error-compensated version of the RSO; and generating state information based at least in part on the error-compensated version of the RSO. The state information is operable to convey a state of a target.
A method for starting an AC electric motor includes: applying, in response to receiving a control signal for starting the motor, a first active short profile to the motor during a first period of time; applying, after the first period of time, a first current profile to the motor during a second period of time; applying, after the second period of time, a second active short profile to the motor during a third period of time; and applying, after the third period of time, open-loop control of the motor based on a crank-up profile wherein a speed of the rotor of the motor is increased from essentially zero to a speed threshold during a fifth period of time.
A dual drive gear shift assembly for a vehicle gearbox such as an automotive transfer case is depicted and described. Certain features and functions previously carried out by multiple parts in past devices are combined in single components in the dual drive gear shift assembly, furnishing a reduced quantity of overall parts and a reduction in overall weight. The dual drive gear shift assembly, per certain implementations, can include a shift cam housing, a sensor plate, a dual drive gear, and a thrust washer, among other possible components. The sensor plate and dual drive gear can be attached together, and one or more tabs of the thrust washer can be received in one or more complementary slots of the shift cam housing.
F16H 63/04 - Final output mechanisms thereforActuating means for the final output mechanisms a single final output mechanism being moved by a single final actuating mechanism
B60K 17/344 - Arrangement or mounting of transmissions in vehicles for driving both front and rear wheels, e.g. four wheel drive vehicles having a transfer gear
A hybrid module for a vehicle is provided. The hybrid module includes an electric motor comprising a stator and a rotor. The hybrid module includes a torque converter operably coupled to the electric motor. An inner diameter of the stator in a radial direction is greater than an outer diameter of the torque converter in the radial direction.
B60K 6/387 - Actuated clutches, i.e. clutches engaged or disengaged by electric, hydraulic or mechanical actuating means
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
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
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
An axial-flux machine, particularly for a high-voltage fan, comprises a housing, at least one stator, a rotor and a rotor cooling assembly. The rotor is arranged rotatably in the housing, spaced apart from the at least one stator in the axial direction via an axial gap. The rotor cooling assembly comprises a recirculation duct which is designed as a cavity in the housing. The recirculation duct extends from radially outside to radially inside the at least one stator and is fluidically connected to the axial gap.
H02K 9/10 - Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 9/04 - Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
57.
DUAL DRIVE GEAR SHIFT ASSEMBLY FOR VEHICLE GEARBOX
A dual drive gear shift assembly for a vehicle gearbox such as an automotive transfer case is depicted and described. Certain features and functions previously carried out by multiple parts in past devices are combined in single components in the dual drive gear shift assembly, furnishing a reduced quantity of overall parts and a reduction in overall weight. The dual drive gear shift assembly, per certain implementations, can include a shift cam housing, a sensor plate, a dual drive gear, and a thrust washer, among other possible components. The sensor plate and dual drive gear can be attached together, and one or more tabs of the thrust washer can be received in one or more complementary slots of the shift cam housing.
The present invention relates to an axial flux machine (1) for a high voltage fan (100). The axial flux machine (1) comprises a housing (10), two stators (20), a rotor arrangement (30) and a bearing arrangement (40). The rotor arrangement (30) comprises a shaft (34) and a rotor disk (32) arranged on it. The bearing arrangement (40) mounts the rotor arrangement (30) rotatably in the housing (10). The rotor arrangement (30) is mounted on a first axial side (30a) via a locating bearing (42) of the bearing arrangement (40) against an axial bearing surface (12a) of the housing (10). Furthermore, the axial flux machine comprises a spacer element (50) which is designed and arranged between the rotor disk (32) and the axial bearing surface (12a) so as to set axial gaps (122a, 122b) between the rotor disk (32) and the stators (20).
H02K 1/2796 - Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets where both axial sides of the rotor face a stator
H02K 7/14 - Structural association with mechanical loads, e.g. with hand-held machine tools or fans
H02K 15/144 - CasingsEnclosuresSupports of shafts, bearings or supports therefor
59.
INTEGRATION OF INDUCTIVE POSITION SENSOR IN A ROTARY TRANSFORMER
A rotary transformer with an integrated inductive position sensor is disclosed herein. The rotary transformer comprises a stationary side and a rotating side. The stationary side includes a core defining a central axis and a first printed circuit board (PCB) coupled to the core. A primary coil of the rotary transformer is positioned within the core concentric with the central axis. An excitation coil of an inductive position sensor and at least one sensing coil of the inductive position sensor is positioned on the first PCB. The rotating side includes a second PCB with a secondary coil of the rotary transformer positioned on the second PCB. Additionally, at least one target for the inductive position sensor positioned on the second PCB. The rotary transformer may be advantageously used to feed the rotor of a wound rotor synchronous machine.
G01D 5/22 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature differentially influencing two coils
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
A rotary transformer is disclosed herein comprising a stationary portion and a rotating portion. The stationary portion includes a transformer housing, a primary coil positioned within the transformer housing and defining a central axis, and a stationary printed circuit board (PCB). The stationary PCB includes an excitation coil of an inductive position sensor and at least one sensing coil of the inductive position sensor. The rotating portion of the rotary transformer includes a rotating PCB with a secondary coil of the rotary transformer positioned on the rotating PCB. The rotating portion further includes a diode holder connected to the rotating PCB. The diode holder includes at least one target for the inductive position sensor.
H02K 11/00 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
H02K 11/215 - Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
H02K 11/04 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for rectification
A rotary transformer with an integrated inductive position sensor is disclosed herein. The rotary transformer comprises a stationary side and a rotating side. The stationary side includes a core defining a central axis and a first printed circuit board (PCB) coupled to the core. A primary coil of the rotary transformer is positioned within the core concentric with the central axis. An excitation coil of an inductive position sensor and at least one sensing coil of the inductive position sensor is positioned on the first PCB. The rotating side includes a second PCB with a secondary coil of the rotary transformer positioned on the second PCB. Additionally, at least one target for the inductive position sensor positioned on the second PCB. The rotary transformer may be advantageously used to feed the rotor of a wound rotor synchronous machine.
A wound rotor synchronous machine (WRSM) includes a rotary transformer. The rotary transformer has a primary coil and a secondary coil. A rotor is connected to a positive direct current (DC) output of the secondary coil and connected to a negative DC output of the secondary coil. The rotor includes a shaft. A winding is wound around the shaft. The winding includes a turn of one of the positive DC output and the negative DC output. A contactless sensor is disposed adjacent the winding and in communication with a controller.
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
G01R 19/00 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof
63.
Package Integration of a Rotor Position Sensor in a Rotary Transformer
A rotary transformer is disclosed herein comprising a stationary portion and a rotating portion. The stationary portion includes a transformer housing, a primary coil positioned within the transformer housing and defining a central axis, and a stationary printed circuit board (PCB). The stationary PCB includes an excitation coil of an inductive position sensor and at least one sensing coil of the inductive position sensor. The rotating portion of the rotary transformer includes a rotating PCB with a secondary coil of the rotary transformer positioned on the rotating PCB. The rotating portion further includes a diode holder connected to the rotating PCB. The diode holder includes at least one target for the inductive position sensor.
H02K 11/20 - Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
G01D 5/20 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
H02K 1/12 - Stationary parts of the magnetic circuit
H02K 1/22 - Rotating parts of the magnetic circuit
64.
Cooling system for cooling an exhaust-gas turbocharger
The invention relates to a cooling system (30) for cooling an exhaust-gas turbocharger (5) as a heat source (50), the cooling system (30) including a cooling pipe (45) filled with a working fluid (60; 65), wherein the cooling pipe is arranged at a distance from a turbine housing (10) of the exhaust-gas turbocharger (5), wherein the cooling pipe (45) is formed as a loop so that the working fluid is self-propelling within the cooling pipe (45), wherein the heat source (50) is serving as a evaporator for the working fluid and a heat sink (35) is serving as a condenser for the working fluid, wherein the working fluid (60; 65) is selected according to the amount of heat produced by the heat source (50).
F01K 23/10 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle with exhaust fluid of one cycle heating the fluid in another cycle
F01K 23/06 - Plants characterised by more than one engine delivering power external to the plant, the engines being driven by different fluids the engine cycles being thermally coupled combustion heat from one cycle heating the fluid in another cycle
F02B 37/00 - Engines characterised by provision of pumps driven at least for part of the time by exhaust
F02G 5/02 - Profiting from waste heat of exhaust gases
F02B 39/00 - Component parts, details, or accessories relating to driven charging or scavenging pumps, not provided for in groups
65.
TEMPERATURE-BASED DISCONTINUOUS PULSE WIDTH MODULATION CONTROL SYSTEM
An inverter controller configured to control an inverter includes a microprocessor that is configured to measure or estimate a temperature of a first phase and to measure or estimate a temperature of a second phase; determine whether the temperature of the first phase is greater than the second phase; and select a switch in the inverter to clamp based on the determination.
H02M 7/5395 - 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 with automatic control of output wave form or frequency by pulse-width modulation
H02M 7/49 - Combination of the output voltage waveforms of a plurality of converters
H02M 7/797 - Conversion of AC power input into DC power outputConversion of DC power input into AC power output with 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
66.
THREE PHASE TO SINGLE PHASE POWER SUPPLY EQUIPMENT
A method of controlling power supply equipment that includes receiving alternating current (AC) electrical power at the power supply equipment; selecting a mode from the following possible modes: high power buck, high power boost, low power buck, or low power boost; generating gate signals based on the selected mode; and providing the generated gate signals to switches included in the power supply equipment that rectify alternating current (AC) into direct current (DC).
H02M 7/219 - Conversion of AC power input into DC 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 in a bridge configuration
B60L 53/10 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
A spacer is configured to abut an output shaft bearing. The spacer has an inner diameter and an outer diameter. A first wall extends from the inner diameter to the outer diameter, and is configured to abut a radial surface of the output shaft bearing as well as a surface of a housing. A second wall, attached to the first wall at the inner diameter, extends from the inner diameter to the outer diameter, and is configured to abut a surface of the housing. The first wall and the second wall are axially spaced apart at the outer diameter.
A balance ring assembly for coupling to a rotor assembly of a rotating electrical machine, including a balance ring, configured to couple to a rotor assembly, formed from a ferromagnetic material, that is axially spaced from the rotor assembly by a pre-defined amount.
An on-board charging apparatus for charging a battery of an electrified vehicle includes a wired power circuit configured to be conductively coupled to an external power source and receive AC power. The on-board charging apparatus also includes a wireless power circuit including a plurality of receiving coils configured to be electromagnetically coupled to a transmitting coil of an external inductive charger and receive three-phase AC power therefrom. The on-board charging apparatus further includes a converter coupled to the wired power circuit and the plurality of receiving coils of the wireless power circuit. The converter converts the AC power from the wired power circuit and the plurality of receiving coils into DC power to supply the DC power to the battery of the electrified vehicle.
A charging cable management assembly configured to couple to a stationary vehicle battery charger, including an elongated frame configured to be coupled to the stationary vehicle battery charger; a movable support arm, coupled to the elongated frame, movable relative to the stationary vehicle battery charger and a battery electric vehicle (BEV) between a stowed and a deployed position relative; and a cable reel, attached to the movable support arm, deploying a retractable tether, configured to couple to a charging cable of the stationary vehicle battery charger, that assists a vehicle user moving the charging cable into electrical engagement with the BEV.
A turbocharger, having a shaft coupled to a compressor wheel on a first end, and coupled to a turbine wheel on a second end; a center housing enveloping the shaft, having a first housing end proximate to the compressor wheel and a second housing end proximate to the turbine wheel; a compressor housing enveloping the compressor wheel and coupled with the center housing, having a compressor inlet and a compressor outlet; a turbine housing enveloping the turbine wheel and coupled with the center housing, having a turbine inlet and a turbine outlet; and a squeeze film damper disposed within the center housing disposed about the shaft and configured to center the shaft within the center housing, the squeeze film damper further including a cylindrical body; a cylindrical flange; a rib connecting the cylindrical body and the cylindrical flange; a bearing disposed within the cylindrical body.
A controlled area progression vaned diffuser (CAPVD) for a compressor may be defined by a bearing diffuser wall of a bearing housing and a compressor diffuser wall of a compressor housing that are spaced apart in the axial direction, with a plurality of vanes extending between the diffuser walls and circumferentially spaced about a rotational axis of a compressor wheel. Airflow from the compressor wheel enters the CAPVD through a diffuser inlet, flows between the diffuser walls and past the vanes, and flows out of a diffuser outlet to a volute. The diffuser walls may be shaped so that a width of pinch point between the diffuser inlet and the vanes is less than a width at the vanes, and a width of the diffuser outlet is less than the width at the vanes.
An electric machine includes a housing having an inner surface, an upper portion, and a bottom portion. The bottom portion supports a coolant inlet, and a coolant outlet. A stator is mounted in the housing. The stator includes a plurality of stator laminations having a first end turn and a second end turn. The plurality of stator laminations includes a coolant flow path having a plurality of coolant channels that extend circumferentially about the stator. A first portion of the plurality of coolant channels direct a coolant circumferentially about the stator in a clockwise direction and a second portion of the plurality of coolant channels direct the coolant circumferentially about the stator in a counter-clockwise direction. The coolant flow path includes a first outlet and a second outlet. The first outlet directs onto the first end turn, and the second outlet directs coolant onto the second end turn.
H02K 1/20 - Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
H02K 9/193 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with provision for replenishing the cooling mediumArrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil with means for preventing leakage of the cooling medium
A charging cable management assembly can be part of a stationary vehicle battery charger for furnishing charge to vehicle batteries of battery electric vehicles (BEVs), as an example application. In an implementation, the charging cable management assembly has a cable support arm and a spring. The cable support arm moves about a pivot relative to an associated stationary vehicle battery charger during use. The cable support arm can move between a home position and a fully deployed position, as well as to less-than-fully deployed positions therebetween. The spring exerts a return biasing force to the cable support arm for bringing the cable support arm back to its home position after deployment and for keeping it there.
A charging cable management assembly can be part of a stationary vehicle battery charger for furnishing charge to vehicle batteries of battery electric vehicles (BEVs), as an example application. In an implementation, the charging cable management assembly has a cable support arm and a spring. The cable support arm moves about a pivot relative to an associated stationary vehicle battery charger during use. The cable support arm can move between a home position and a fully deployed position, as well as to less-than-fully deployed positions therebetween. The spring exerts a return biasing force to the cable support arm for bringing the cable support arm back to its home position after deployment and for keeping it there.
A stationary battery charger, configured to detachable couple with and charge a battery electric vehicle (BEV) battery, including an input for receiving alternating current (AC) voltage from an electrical grid; one or more electrical cables configured to detachably couple with BEVs; and one or more enhanced power modules, electrically coupled to the input, that convert AC voltage to direct current (DC) voltage, each comprising a low voltage output for powering auxiliary circuits within the stationary battery charger and a high voltage output for applying DC voltage to the BEV battery.
B60L 53/10 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
B60L 53/18 - Cables specially adapted for charging electric vehicles
77.
HYDRAULIC CHECK VALVE UTILIZING AN ORTHO-PLANAR SPRING
An orthoplanar spring for a hydraulic tensioner which has a flat, closed position, in which a flat center portion of the orthoplanar spring seals the inlet hole between the oil supply and the high pressure chamber of the tensioner and an open deformed position in which the flat center portion of the orthoplanar spring moves a distance to unseal the inlet hole such that fluid flows from the inlet supply through the openings in the orthoplanar spring and around the flat center portion to the high pressure chamber.
F16K 17/04 - Safety valvesEqualising valves opening on surplus pressure on one sideSafety valvesEqualising valves closing on insufficient pressure on one side spring-loaded
A bicycle chain which includes inner link plates which are formed to act as both a rotating joint for the pin and a supporting surface for the roller. Two internal links together form an internal link assembly, along with rollers and bushings. A device can be used to prevent clearance fit bushings from falling out of the apertures of inner link plates when the bicycle chain is in non-hooked up state. The device is present on an outer face of the inner link plates surrounding each of the apertures. The device is a partial ridge of non-continuous nodes or a ridge that surrounds that the aperture in its entirety. The device extends from the outer face and into the inner circumference of the aperture.
A bicycle chain which includes internal links which are formed to act as both a rotating joint for the pin and a supporting surface for the roller. Two internal links together form an internal link assembly, along with rollers and bushings.
A stationary vehicle charging system for charging batteries carried by battery electric vehicles (BEVs) includes a plurality of power modules configured to receive alternating current (AC) voltage from an electrical grid and rectify the AC voltage into direct current (DC) voltage; a primary group of switches having switches electrically coupled: to the plurality of power modules, with other switches within the primary group of switches via a plurality of primary module busses, and to a charging cable for charging a BEV; and a secondary group of switches having switches electrically coupled to: a plurality of switches within the primary group of switches, with another charging cable for charging a BEV, and configured to electrically couple to one or more secondary busses.
B60L 53/10 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
B60L 53/18 - Cables specially adapted for charging electric vehicles
A stator for an electric machine is disclosed herein. In at least one embodiment, the stator comprises a stator core including a plurality of teeth with slots formed between the teeth. A winding arrangement is positioned on the stator core and includes a plurality of conductors forming a multi-phase winding. Each phase of the multi-phase winding includes a plurality of parallel paths arranged in the slots with the winding defined by at least four slots-per-pole-per-phase. The plurality of parallel paths include a first plurality of adjacent paths and a second plurality of adjacent paths, wherein the winding is weaveless and void of any weave between the first plurality of adjacent paths and the second plurality of adjacent paths. Start leads and finish leads for the plurality of parallel paths are all positioned on a same half of the stator core.
A stator includes a stator core with a plurality of slots and a winding arrangement formed from a plurality of parallel paths. Each parallel path includes a first continuous wire connected in series with a second continuous wire and a third continuous wire, wherein the second and third continuous wire are in parallel. The first continuous wire has a first cross-sectional area and forms a plurality of layers in the back of each slot near the outer diameter. The second and third continuous wire each have a second cross-sectional area and are used to form a plurality of layers in the front of each slot near the inner diameter of the stator. The first cross-sectional area is greater than the second cross-sectional area.
A stationary vehicle charging system for charging batteries carried by battery electric vehicles (BEVs) includes a plurality of power modules configured to receive alternating current (AC) voltage from an electrical grid and rectify the AC voltage into direct current (DC) voltage; a primary group of switches having switches electrically coupled: to the plurality of power modules, with other switches within the primary group of switches via a plurality of primary module busses, and to a charging cable for charging a BEV: and a secondary group of switches having switches electrically coupled to: a plurality of switches within the primary group of switches, with another charging cable for charging a BEV, and configured to electrically couple to one or more secondary busses.
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
H02M 1/10 - Arrangements incorporating converting means for enabling loads to be operated at will from different kinds of power supplies, e.g. from AC or DC
H02J 7/02 - Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from AC mains by converters
A tooth tip cap for an electric machine includes a first connection portion and a second connection portion spaced apart from the first connection portion. A first leg and a second leg connect the first connection portion to the second connection portion. The tooth tip cap is configured such that each leg partially reduces an air gap of a radial insertion slot winding of a stator.
A stator for an electric machine is disclosed herein. In at least one embodiment, the stator comprises a stator core including a plurality of teeth with slots formed between the teeth. A winding arrangement is positioned on the stator core and includes a plurality of conductors forming a multi-phase winding. Each phase of the multi-phase winding includes a plurality of parallel paths arranged in the slots with the winding defined by at least four slots-per-pole-per-phase. The plurality of parallel paths include a first plurality of adjacent paths and a second plurality of adjacent paths, wherein the winding is weaveless and void of any weave between the first plurality of adjacent paths and the second plurality of adjacent paths. Start leads and finish leads for the plurality of parallel paths are all positioned on a same half of the stator core.
H02K 3/28 - Layout of windings or of connections between windings
H02K 3/14 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots with transposed conductors, e.g. twisted conductors
H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
H02K 3/52 - Fastening salient pole windings or connections thereto
86.
CONTINUOUS STATOR WINDING WITH LARGE AND SMALL WIRES
A stator includes a stator core with a plurality of slots and a winding arrangement formed from a plurality of parallel paths. Each parallel path includes a first continuous wire connected in series with a second continuous wire and a third continuous wire, wherein the second and third continuous wire are in parallel. The first continuous wire has a first cross-sectional area and forms a plurality of layers in the back of each slot near the outer diameter. The second and third continuous wire each have a second cross-sectional area and are used to form a plurality of layers in the front of each slot near the inner diameter of the stator. The first cross-sectional area is greater than the second cross-sectional area.
H02K 3/28 - Layout of windings or of connections between windings
H02K 3/50 - Fastening of winding heads, equalising connectors, or connections thereto
H02K 3/14 - Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots with transposed conductors, e.g. twisted conductors
H02K 3/52 - Fastening salient pole windings or connections thereto
An integrated bushing (30), which is used for an exhaust gas recirculation valve (1), includes: a retaining portion (32) which is formed with a through hole (322) and is configured for mounting and fixing of the integrated bushing (30); and an insulating portion (34) which is formed with a through hole (342) and extends from the retaining portion (32). The retaining portion (32) and the insulating portion (34) are integrally formed as an integral structure. A valve stem sealing apparatus (20) includes the integrated bushing (30) and a sealing assembly (50), and the exhaust gas recirculation valve (1) includes the valve stem sealing apparatus (20).
The present disclosure relates to a stator tooth unit (10) for a stator (110). The stator having an axis (111) and a plurality of stator tooth units (10) which are circumferentially arranged around the axis (111). The stator tooth unit (10) comprises a stator tooth (20), an insulation (30), and a coil (40). The stator tooth (20) defines a radially outer side (20a) and a radially inner side (20b). The radially inner side (20b) is opposite to the radially outer side (20a). The stator tooth (20) further defines a first circumferential side (20c) and a second circumferential side (20d). The second circumferential side (20d) is opposite to the first circumferential side (20c). The insulation (30) is at least partially covering the stator tooth (20). The coil (40) is wound around the partially covered stator tooth (20). The insulation (30) comprises an insulation wall (32) which extends away from the stator tooth (20) on the first and second circumferential sides (20c, 20d). The insulation wall (32) comprises a sealing structure (54, 56) on at least one circumferential side (20c, 20d). The sealing structure (54, 56) is configured to form a sealing (50) with the insulation wall (32) of an adjacent stator tooth unit (10).
H02K 3/34 - Windings characterised by the shape, form or construction of the insulation between conductors or between conductor and core, e.g. slot insulation
H02K 15/02 - Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
H02K 15/12 - Impregnating, moulding insulation, heating or drying of windings, stators, rotors or machines
A housing for an electrical or electronic device is described, with a first housing part made of metal and a second housing part made of metal. The first housing part has a groove that contains a sealant, and in which one or a plurality of ribs of the second housing part engage. In accordance with this disclosure, provision is made for the rib or ribs to be designed as crimping ribs.
A flow heater has a heating plate that has a metal plate, a heating conductor track, and an insulating layer between the heating conductor track and the metal plate. The heating plate is arranged in a housing and the housing encloses a flow channel for fluid to be heated, which leads from an inlet port of the housing to an outlet port of the housing. A circuit board with control electronics is provided. An electrical connector connects the heating conductor track of the heating plate electrically to the control electronics, and the electrical connector has a plastic body from which a conductor projects and extends into a hole of the circuit board. The heating plate is clamped between a clamping part of the electrical connector and an end section of the conductor projecting from the plastic body. A heating plate for such a flow heater is also described.
A rotor for an external rotor motor is described that has an annular stack of steel sheets welded together, permanent magnets, which are attached to an inner face of the stack, a carrier which has a hub for a shaft, and brackets, which engage around a radially outer edge of the carrier, and press the carrier against the stack in the axial direction. In accordance with this disclosure, the stack has pressure application surfaces between its axial ends, against which presses one end of the brackets facing away from the hub.
The present application relates to a lead frame for making electrical contact with stator windings of a three-phase stator. The lead frame comprises an annular main body, three connection contacts, a plurality of line planes and a plurality of electrically conductive contact elements. The annular main body has an upper side and a lower side. The three connection contacts are designed to make electrical contact between a respective stator phase and an inverter on the inverter side. The plurality of line planes are arranged in an axially insulated manner in the annular main body. The line planes have a plurality of line sections spaced apart in the circumferential direction. The plurality of electrically conductive contact elements extend axially through the annular main body. Furthermore, the contact elements are arranged so as to be distributed in the circumferential direction. In addition, the contact elements are arranged in a manner radially spaced apart from the line sections. The line planes also have line tabs which radially protrude from the line sections and electrically connect the line sections to the contact elements. The line tabs are arranged in such a way that an electrical interconnection of the stator phases between the contact elements and the connection contacts is provided by the line planes and the contact elements. Furthermore, at least some of the plurality of contact elements are designed to make electrical contact with the stator windings.
F01D 25/24 - CasingsCasing parts, e.g. diaphragms, casing fastenings
F01D 25/16 - Arrangement of bearingsSupporting or mounting bearings in casings
F02B 39/00 - Component parts, details, or accessories relating to driven charging or scavenging pumps, not provided for in groups
F02M 26/41 - Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories characterised by the arrangement of the recirculation passage in relation to the engine, e.g. to cylinder heads, liners, spark plugs or manifolds characterised by the arrangement of the recirculation passage in relation to specially adapted combustion chambers
F04D 17/10 - Centrifugal pumps for compressing or evacuating
F04D 29/42 - CasingsConnections for working fluid for radial or helico-centrifugal pumps
94.
THERMAL MANAGEMENT APPARATUS AND THERMAL MANAGEMENT SYSTEM INCLUDING THE SAME
A thermal management apparatus includes a manifold defining a first manifold flow path for directing a first working fluid and a second manifold flow path for directing a second working fluid, a first heating element in thermal communication with the first manifold flow path for heating the first working fluid, a second heating element operable independent of the first heating element and in thermal communication with the second manifold flow path for heating the second working fluid, and a heat exchanger defining a first heat exchanger flow path in fluid communication with the first manifold flow path and a second heat exchanger flow path in fluid communication with the second manifold flow path. The first heat exchanger flow path and the second heat exchanger flow path are disposed in thermal communication with each other to facilitate heat transfer between the first working fluid and the second working fluid.
An electric vehicle transmission (30) for a vehicle includes a housing (32) defining a housing interior (34) and an electric motor (40) disposed in the housing interior (34). The electric motor (40) comprises a rotor (42) and a stator (44). The electric vehicle transmission (30) also includes an input shaft (46) disposed in the housing interior (34) and extending along a shaft axis. The input shaft (46) is rotatably coupled to the rotor (42) of the electric motor (40). The electric vehicle transmission (30) further includes a gear reduction assembly (50) disposed in the housing interior (34). The gear reduction assembly (50) is rotatably coupled to the input shaft (46) for delivering rotational torque to wheels of the vehicle. The housing (32) defines a first sump (36) for retaining oil and a second sump (38) separate from the first sump (36) for retaining oil. The second sump (38) and the first sump (36) are configured such that oil lubricates the gear reduction assembly (50) when flowing from the second sump (38) into the first sump (36).
F16H 57/04 - Features relating to lubrication or cooling
H02K 5/20 - Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
H02K 7/00 - Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
H02K 7/116 - Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
H02K 9/19 - Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
96.
VEHICLE DRIVELINE COMPONENT HAVING FRICTION CLUTCH
A vehicle drive line component including a friction clutch, configured to selectively communicate rotational motion between the first plate mount and the second plate mount, comprising: a clutch pack having a plurality of first clutch plates axially slidable but non-rotatable relative to the first plate mount, a plurality of second clutch plates, interleaved with the first clutch plates, axially slidable but non-rotatable relative to the second plate mount; a pressure plate, disposed on a side of the clutch pack, comprising: a hub portion; an engagement portion that is configured to contact the clutch pack; and a flange portion that extends radially outwardly from the hub portion, wherein the flange portion includes: a flange body; a first transition portion coupling the hub portion to a radially inner side of the flange body; and a second transition portion that couples the engagement portion to a radially outer side of the flange body.
F16D 25/0638 - Fluid-actuated clutches in which the fluid actuates a piston incorporated in the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
A method of carrier-based modulation with a dual gate bidirectional switch includes the steps of receiving a sine triangle pulse width modulation (PWM) signal; converting the received sine triangle PWM signal from a voltage source inverter (VSI) input to a current source inverter (CSI) output involving vector matching; converting the CSI output to internal model control (IMG) signal pulses; generating a PWM signal for each dual gate bidirectional switches based on the IMG signal pulses; generating two gate signals for each dual gate bidirectional switch; and selectively applying a phase shift or delay between the gate signals applied to a high side of the dual gate bidirectional switch relative to a low side of the dual gate bidirectional switch.
H02M 7/5395 - 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 with automatic control of output wave form or frequency by pulse-width modulation
B60L 53/20 - Methods of charging batteries, specially adapted for electric vehiclesCharging stations or on-board charging equipment thereforExchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
An electric vehicle transmission for a vehicle and lubricated by an oil includes a housing extending along an axis. The housing defines a housing interior, an inlet for receiving the oil from the housing interior, an inlet for receiving the oil from the housing interior, an outlet for expelling the oil, and a passageway in fluid communication with the inlet and the outlet. The outlet is spaced radially inward from the inlet.
An electric vehicle transmission (30) for a vehicle includes a housing (32) defining a housing interior (34) and an electric motor (40) disposed in the housing interior (34). The electric motor (40) includes a rotor (42) and a stator (44). The electric vehicle transmission (30) also includes an input shaft (46) disposed in the housing interior (34) and extending along a shaft axis. The input shaft (46) is rotatably coupled to the rotor (42) of the electric motor (40). The electric vehicle transmission (30) further includes a gear reduction assembly (50) disposed in the housing interior (34). The gear reduction assembly (50) is rotatably coupled to the input shaft (46) for delivering rotational torque to wheels of the vehicle. The electric vehicle transmission (30) additionally includes a carrier (66) coupled to the gear reduction assembly (50). The housing (32) defines a sump for retaining oil. The carrier (66) is configured to bail oil from said sump to lubricate the gear reduction assembly (50).
A method of managing electric vehicle (EV) supply equipment that includes detecting a plurality of EVs are electrically connected to EV supply equipment via electrical cables that communicate electrical current from a grid to vehicle batteries on the EVs through the EV supply equipment: assigning a queue value to each EV based on the order in which the EV electrically connected to the EV supply equipment: determining that the quantity of EVs electrically connected to the EV supply equipment exceeds a maximum number of EVs the EV supply equipment can charge at once; and selecting the electrically connected EVs to charge via active cables based on queue values while the remaining electrically connected EVs wait for charging via queued cables.
