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WO2018056270A1 - Système d'assistance pour véhicule - Google Patents

Système d'assistance pour véhicule Download PDF

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Publication number
WO2018056270A1
WO2018056270A1 PCT/JP2017/033762 JP2017033762W WO2018056270A1 WO 2018056270 A1 WO2018056270 A1 WO 2018056270A1 JP 2017033762 W JP2017033762 W JP 2017033762W WO 2018056270 A1 WO2018056270 A1 WO 2018056270A1
Authority
WO
WIPO (PCT)
Prior art keywords
vehicle
power
motor generator
wheel
assist system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2017/033762
Other languages
English (en)
Japanese (ja)
Inventor
光生 川村
健太郎 西川
石河　智海
康之 藤田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTN Corp
Original Assignee
NTN Corp
NTN Toyo Bearing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP2017106330A external-priority patent/JP6976083B2/ja
Application filed by NTN Corp, NTN Toyo Bearing Co Ltd filed Critical NTN Corp
Priority to CN201780057810.2A priority Critical patent/CN109789802B/zh
Priority to EP17853042.4A priority patent/EP3517343B1/fr
Publication of WO2018056270A1 publication Critical patent/WO2018056270A1/fr
Priority to US16/358,842 priority patent/US10836247B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
    • B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/26—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/28—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs characterised by apparatus, components or means specially adapted for HEVs characterised by the electric energy storing means, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/22—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
    • B60K6/40—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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/42—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 the architecture of the hybrid electric vehicle
    • B60K6/48—Parallel type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/52—Driving a plurality of drive axles, e.g. four-wheel drive
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K6/00—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
    • B60K6/20—Arrangement or mounting of plural diverse prime-movers for mutual or common propulsion, e.g. hybrid propulsion systems comprising electric motors and internal combustion engines the prime-movers consisting of electric motors and internal combustion engines, e.g. HEVs
    • B60K6/50—Architecture of the driveline characterised by arrangement or kind of transmission units
    • B60K6/54—Transmission for changing ratio
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K7/00—Disposition of motor in, or adjacent to, traction wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
    • B60L15/20—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles for control of the vehicle or its driving motor to achieve a desired performance, e.g. speed, torque, programmed variation of speed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L7/00—Electrodynamic brake systems for vehicles in general
    • B60L7/10—Dynamic electric regenerative braking
    • B60L7/14—Dynamic electric regenerative braking for vehicles propelled by AC motors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
    • B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
    • B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L9/00—Electric propulsion with power supply external to the vehicle
    • B60L9/16—Electric propulsion with power supply external to the vehicle using AC induction motors
    • B60L9/18—Electric propulsion with power supply external to the vehicle using AC induction motors fed from DC supply lines
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility

Definitions

  • the present invention performs power assist and regenerative braking on a driven wheel that is mechanically disconnected from a motor, an internal combustion engine, or a hybrid main drive source that combines these in a vehicle such as front wheel drive or rear wheel drive.
  • the present invention relates to a vehicle power assist system and a vehicle driven wheel regeneration system that improve vehicle performance such as vehicle running performance, braking performance, and fuel consumption.
  • a first motor generator mechanically connected to one of a front wheel and a rear wheel of a vehicle and a second motor generator mechanically connected to either the front wheel or a rear wheel are provided.
  • a vehicle drive device has been proposed (for example, Patent Document 1). According to this, since the first motor generator, the second motor generator and the battery are electrically connected via the control device, energy can be transferred between them. In addition, energy during braking can be recovered from the rear wheels. Therefore, improvement in energy efficiency can be expected.
  • the motor generator mounted on the vehicle can transmit power only to the rear wheel that is not driven by the main power system.
  • the power supply device is configured to supply driving power only to the motor generator and store only regenerative power from the motor generator (for example, Patent Document 2).
  • Patent Document 2 when the regenerative electric power is generated by the first motor generator and the second motor generator at the time of braking of the vehicle, the vehicle does not cause abnormal behavior to stabilize the posture. Since the amount of braking by the front and rear regenerative brakes is adjusted, each regenerative power fluctuates during braking, and in order to store such fluctuating regenerative power in a common battery, the control becomes very complicated. There's a problem. Therefore, in Patent Document 2, by providing a power supply device that supplies driving power only to a motor generator that is capable of transmitting power only to a driven wheel and stores only regenerative power from the motor generator. Proposed a solution to the above problem.
  • Patent Document 2 a battery and a motor generator are connected to the auxiliary power system, and the motor generator transmits power to a driven wheel (tire) via a clutch, a power distribution mechanism, and a drive shaft. It is a mechanism to do. Therefore, by installing the auxiliary power system, as described above, the parts configuration is the same as that of the four-wheel drive vehicle, the structure becomes complicated, and the vehicle weight increases.
  • the clutch is disengaged to disconnect the driven wheel, but since the power distribution mechanism or the drive shaft and the driven wheel are connected, the running resistance increases.
  • the weight of the battery increases, and depending on the state of charge of the battery, fuel consumption may be deteriorated.
  • An object of the present invention is a structure for performing drive assist, regenerative braking, and power generation on a driven wheel, improving vehicle performance such as running performance, braking performance, and fuel consumption, and obtaining auxiliary driving force. It is an object of the present invention to provide a vehicle power assist system that is simple and can suppress an increase in vehicle weight. Another object of the present invention is to further improve the wiring and reliability. Still another object of the present invention is to enable regenerative braking and power generation with driven wheels, improve vehicle performance such as braking performance and fuel consumption, and simplify the structure by reducing the number of parts. Another object of the present invention is to provide a vehicle driven wheel regeneration system that can suppress an increase in vehicle weight.
  • the vehicle power assist system is a vehicle power assist system used in a vehicle 2 having a driven wheel 4 that is mechanically disconnected from a main drive source 5 that drives the drive wheels 3 to travel. 4 is mounted on the wheel bearing 31 that supports the motor 4, and the motor generator 8 for driving assistance capable of rotating the driven wheel 4 by being driven by the rotation of the driven wheel 4 and being supplied with power.
  • the rotor 42 is fixed to the rotating side wheel of the wheel bearing 31 without any speed increasing / decreasing means, and the regenerative power generated by the motor generator is stored, and the stored power is stored in the motor generator. 8 is provided with power storage means for supplying power.
  • the driven wheel 4 is driven by the motor generator 8 but is referred to as a driven wheel that is only auxiliary driving and mechanically disconnected from the main drive source 5.
  • the main drive source 5 may be an internal combustion engine only, or a combination of the internal combustion engine 5a and an electric motor, or only an electric motor.
  • the motor generator 8 that generates power by the rotation of the driven wheel 4 since the motor generator 8 that generates power by the rotation of the driven wheel 4 is provided, the energy that has been converted to heat by the mechanical brake until now is used to generate regenerative power to the battery using the motor generator as a generator. By storing, a braking force can be generated. The braking performance can be improved by using it together with the mechanical brake.
  • the main drive source 5 can be driven at a rotational speed and torque that improve the efficiency, and the running performance is improved.
  • the driving force of the motor generator 8 is assisted during acceleration, and the driving force of the motor generator 8 is added or generated during constant speed running or cruising, so that the main drive source 5 can be driven efficiently.
  • Appropriate regenerative power can be obtained.
  • the main drive source 5 is an internal combustion engine (gasoline engine or diesel engine)
  • the difference in efficiency due to the rotational speed or torque is large, and the efficiency of the main drive source 5 by assisting the driving force of the motor generator 8 is increased.
  • Great improvement effect is possible.
  • the motor generator 8 is mounted on the wheel bearing 31 and has a direct drive type in which the rotor 42 is fixed to the rotating side wheel of the wheel bearing 31 without any speed increasing / decreasing means.
  • a drive shaft or the like is unnecessary, a configuration for providing auxiliary power is simple, and an increase in vehicle weight can be suppressed.
  • vehicle performance such as travel performance, braking performance, and fuel consumption can be improved, and a structure for providing auxiliary power can be simplified.
  • the vehicle 2 has the motor generator 8 for a plurality of driven wheels 4, and has a plurality of individual control means 9 for controlling the motor generator 8 individually by each driven wheel 4. Also good. In the case of this configuration, more stable traveling is possible by individually controlling the motor generator 8 during acceleration or turning for traveling lane change or the like.
  • individual motor generator command means for outputting a command for causing the individual control means 9 of each motor generator 8 to perform drive and regeneration control to the host ECU 10 that performs integrated control of the vehicle 2. 15 may be included. By having the individual motor generator command means 15 in the host ECU 10, it is easy to perform control for supporting the travel lane change and turning by using each motor generator 8 individually.
  • the vehicle 2 is a low voltage battery 20 that serves as a power source for the host ECU 10 that performs integrated control of the vehicle 2, and a medium voltage that is higher than the low voltage battery 20 and that is used as a power source for accessory parts.
  • the medium voltage battery 19 may be the power storage means provided with the battery 19 and connected to the motor generator 8.
  • the core electrical parts such as the host ECU 10 use a 12V battery that has been used for many years. Also, if the voltage of the battery is too high, there is a problem of electric shock when performing maintenance. For this reason, a medium voltage battery 19 different from the 12V low voltage battery 20 serving as a power source for the host ECU 10 is provided and used as a power source for electrical auxiliary equipment other than the basic electrical parts, both for wiring and ensuring reliability. Is desirable.
  • the “accessory part” refers to a part excluding a basic part, which is a part that is essential for traveling, among electric parts of a vehicle.
  • the vehicle power assist system is a low-voltage battery 20 that supplies power to the low-voltage load 22, a storage voltage higher than the low-voltage battery 20, and a higher-voltage load than the low-voltage load 22.
  • the motor generator 8 includes an intermediate voltage battery 19 that supplies power to the intermediate voltage load 23, and a converter 21 that connects the low voltage battery 22 and the intermediate voltage battery 19. Are connected to each other, regenerates by rotation of the driven wheel 4, supplies power to the medium voltage battery 19, and rotates the driven wheel 4 by power supply from the medium voltage battery 19. Also good.
  • the medium voltage battery 19 is provided separately from the low voltage battery 20, and the low voltage load 22 is supplied from the low voltage battery 20 and the medium voltage load 23 is supplied from the medium voltage battery 19.
  • the component to be used it can be used as a low-voltage component or a medium-voltage component, which is excellent in terms of wiring and reliability as described above.
  • the motor generator 8 has a radial direction between a brake caliper 37 that contacts an outer peripheral portion of a brake rotor 36 attached to the rotating wheel of the wheel bearing 31 and an outer ring 32 of the wheel bearing 31. It may be within the range. If the motor generator 8 for driving assistance has a volume that fits between the brake caliper 37 and the wheel bearing, it can be easily attached to the driven wheel of a conventional vehicle by simply modifying the knuckle part. Can be installed without any trouble.
  • FIG. 1 is a block diagram showing a conceptual configuration of a vehicle power assist system or a vehicle driven wheel regeneration system according to an embodiment of the present invention.
  • FIG. 2 is a power supply system diagram as an example of a vehicle equipped with the vehicle power assist system or the vehicle driven wheel regeneration system.
  • the vehicle power assist system 1 includes a driven wheel 4 that is a non-driven wheel such as a front wheel drive or a rear wheel drive, and the driven wheel 4 is mechanically disconnected from the driven wheel 4.
  • the main drive source 5 is an internal combustion engine such as a gasoline engine or a diesel engine, a motor generator (electric motor), or a hybrid drive source that combines both.
  • the “motor generator” refers to an electric motor that can generate power by applying rotation.
  • the vehicle 2 is a front wheel drive vehicle in which the front wheels are drive wheels 3 and the rear wheels are driven wheels 4, and the main drive source 5 is an internal combustion engine 5a and a motor generator 5b on the drive wheels side.
  • It is a hybrid vehicle (hereinafter sometimes referred to as “HEV”). Specifically, it is a mild hybrid type in which the motor generator 5b on the drive wheel side is driven at a medium voltage such as 48V.
  • Hybrids are broadly divided into strong hybrids and mild hybrids. Mild hybrids are the main drive source that is an internal combustion engine, and it is a type that mainly assists driving with a motor when starting or accelerating.
  • the (electric vehicle) mode is distinguished from a strong hybrid by being able to perform normal driving for a while but not for a long time.
  • the internal combustion engine 5a of the example shown in the figure has a clutch 6 and a speed reducer 7 and is connected to the drive shaft of the drive wheel 3, and the drive wheel side motor generator 5b is connected to the speed reducer 7.
  • the vehicle power assist system 1 includes a travel assist motor generator 8 that rotates the driven wheel 4, an individual control unit 9 that controls the motor generator 8, and a host ECU 10 that is provided with the individual control unit. And individual motor generator command means 15 for outputting a command for causing the motor 9 to perform drive and regeneration control.
  • the motor generator 8 is connected to power storage means.
  • a battery storage battery
  • a capacitor a capacitor, or the like can be used as the power storage means, and the type and the mounting position on the vehicle 2 are not limited.
  • the medium voltage battery 19 is the medium voltage battery 19.
  • the motor generator 8 for the driven wheel is a direct drive motor that does not use a transmission, and acts as a motor by supplying electric power, and also acts as a generator that converts the kinetic energy of the vehicle 2 into electric power.
  • the motor generator 8 is configured between a wheel bearing 31 (also referred to as a hub bearing) that supports the driven wheel 4 and a brake caliper 37 of the brake 35.
  • the wheel bearing 31 includes a double-row rolling element 34 provided between an outer ring 32 serving as a fixed ring and an inner ring 33 serving as a hub ring, and the outer ring 32 is fastened with bolts to a suspension frame part 39 such as a knuckle portion.
  • the inner ring 33 has a flange 33 a, and the wheel 4 a of the driven wheel 4 and the brake rotor 36 of the brake 35 are attached to the flange 33 a by a bolt 40.
  • the wheel 4a has a disk-like portion 4aa attached to the inner ring 33 and a tapered cylindrical portion 4ab extending from the outer periphery to the vehicle inner side, and a tire 4b is attached to the cylindrical portion 4ab.
  • the wheel bearing 31 is entirely within the axial width of the wheel 4a.
  • the brake rotor 36 is a disc type, and includes a disc-shaped portion 36a attached to the inner ring 33, an intermediate cylindrical portion 36b extending from an outer peripheral edge thereof so as to surround a part of the outer periphery of the wheel bearing 31,
  • the outer diameter side disk-shaped portion 36c extends from the tip to the outer diameter side, and the outer diameter side disk-shaped portion 36c is sandwiched between a pair of brake pads 37a and 37b opened and closed by the brake caliper 37.
  • the brake caliper 37 may be either a hydraulic type or a mechanical type, and may be an electric motor type.
  • the brake caliper 37 is attached to the underbody frame part 39.
  • the motor generator 8 includes an inner circumferential annular stator 41 and an annular rotor 42 located on the outer circumference thereof.
  • the stator 41 is fitted to the outer ring 32 of the wheel bearing 31. It is fixed integrally by fastening or by fastening with bolts.
  • the motor generator 8 is a synchronous motor such as an IPM motor, and the stator 41 includes a stator core 41a and a stator coil 41b.
  • a stator coil 41b is wound around each tooth of the stator core 41a.
  • the rotor 42 includes a magnetic body 42a and a permanent magnet 42b.
  • the rotor 42 is fixedly attached to the flange portion 33a of the inner ring 33, which is a hub ring, by fitting or fastening with an attachment part 43 at one end in the axial direction. A part of the rotor 42 in the axial direction is accommodated in the intermediate cylindrical portion 36 b of the brake rotor 36.
  • the rotor 42 is attached to the inner ring 33 that is a hub wheel. Therefore, when a current is applied (powered) from the medium voltage battery 19 to the motor generator 8, the inner ring 33 is rotationally driven. At the time of power regeneration, regenerative power can be obtained by loading an induced voltage, and power can be supplied to the medium voltage battery 19.
  • the motor generator 8 is configured between the outer periphery of the wheel bearing 31 and the brake caliper 37, more specifically, between the intermediate cylindrical portion 36b of the brake rotor 36. Does not require a change in the structure of the damping device around the driven wheel. Further, with regard to the wheel bearing 31, existing products other than the outer ring 32 such as the inner ring 33 can be used. In addition, although the illustrated wheel bearing 31 shows an example of application to the third generation type of the inner ring rotation type, it can also be applied to an axle bearing such as an outer ring rotation type or a first or second generation type. .
  • the illustrated motor generator 8 is an outer rotor type IPM motor, but may be an inner rotor type.
  • the motor generator 8 can be various motors such as an SPM motor, an IM, and an SR motor.
  • the coil may be either distributed winding or concentrated winding.
  • the wheel bearing 31 is provided with a rotation detecting device 45 between the flange portion 33 a of the inner ring 33 and the outer ring 32.
  • the rotation detecting device 45 includes an encoder part 45a provided on the inner ring 33 and a sensor part 45b attached to the outer ring 32 and reading the encoder part 45a.
  • the rotation detection device 45 may be of any type and mounting position, such as a resolver, a Hall element, an optical type, and a magnetic type.
  • the host ECU 13 is means for performing integrated control of the vehicle 2, and includes torque that generates a torque command in accordance with operation amount signals respectively input from an accelerator operating means 46 such as an accelerator pedal and a brake operating means 47 such as a brake pedal.
  • Command generation means 13 is provided.
  • the vehicle 2 includes an internal combustion engine 5a and a motor generator 5b on the drive wheel side as a main drive source 5, and two motor generators 8 that drive the two driven wheels 4 and 4, respectively.
  • the upper ECU 13 is provided with a torque command distribution means 14 for distributing a command according to a rule determined for each of the drive sources 5a, 5b, 8, and 8.
  • a torque command for the internal combustion engine 5a is transmitted to the internal combustion engine control means 17, and is used by the internal combustion engine control means 17 for valve opening control and the like.
  • the torque command for the drive wheel side motor generator 5b is transmitted to the drive wheel side motor generator control means 18 and executed.
  • Torque commands for the motor generators 8 and 8 on the driven wheel side are transmitted to the individual control means 9 and 9.
  • a portion of the torque command distribution means 14 that outputs to the individual control means 9, 9 is referred to as an individual motor generator command means 15.
  • This individual motor generator command means 15 gives to the individual control means 9 a torque command that serves as a braking force command for the motor generator 8 to share braking by regenerative braking in response to an operation amount signal of the brake operation means 47. It also has functions.
  • the individual control means 9 is an inverter device, and an inverter 11 that converts the DC power of the medium voltage battery 19 into a three-phase AC voltage, and a control unit 12 that controls the output of the inverter 11 by PWM control or the like according to the torque command or the like. And have.
  • the inverter 11 includes a bridge circuit (not shown) using a semiconductor switching element and the like, and a charging circuit (not shown) that charges the regenerative power of the motor generator 8 to the medium voltage battery 19.
  • the individual control means 9 is individually provided for the two motor generators 8 and 8, but is configured to be housed in one housing and share the control unit 12 between the two individual control means 9 and 9. May be.
  • FIG. 2 is an electrical system diagram of the (mild) hybrid vehicle shown in FIG.
  • a low voltage battery 20 and a medium power battery 19 are provided as batteries, and both batteries 19 and 20 are connected via a DC / DC converter 21.
  • the motor generator 5b on the drive wheel side in FIG. 1 is connected to the middle power system in parallel with the motor generator 8 on the driven wheel side.
  • a low voltage load 22 is connected to the low voltage system, and a medium voltage load 23 is connected to the medium voltage system.
  • the low voltage battery 20 is a battery generally used for various automobiles as a power source for a control system or the like, and is, for example, 12V or 24V.
  • the low voltage load 22 includes basic parts such as a starter motor of the internal combustion engine 5a, lights, a host ECU 10 and other ECUs (not shown).
  • the low voltage battery 20 may be referred to as an auxiliary battery for electrical accessories, and the medium voltage battery 19 may be referred to as an auxiliary battery for an electric system.
  • the medium voltage battery 19 is higher in voltage than the low voltage battery 20 and lower than a high voltage battery (100 V or more, for example, about 200 to 400 V) used in a strong hybrid vehicle or the like.
  • a 48V battery that has a voltage that does not cause a problem and that has been used in mild hybrid vehicles in recent years is preferable.
  • the medium voltage battery 19 such as a 48V battery can be mounted on a vehicle equipped with a conventional internal combustion engine relatively easily, and as a mild hybrid system, fuel consumption can be reduced by power assist or regeneration using electric power.
  • the medium voltage load 23 of the 48V system is the accessory part, and is a higher voltage load than the low voltage load 22.
  • the medium voltage load 23 of the 48V system is a power assist motor which is the motor generator 5b on the driving wheel side, and an electric pump, an electric power steering, a supercharger, an air compressor and the like.
  • the output of power assist is lower than that of high voltage (such as a strong hybrid vehicle of 100V or more), but the risk of electric shock to passengers and maintenance workers can be reduced. it can.
  • the insulating coating of the electric wire can be thinned, the weight and volume of the electric wire can be reduced.
  • the volume of the electric motor or generator can be reduced. From these things, it contributes to the fuel consumption reduction effect of a vehicle.
  • the vehicle power assist system of this embodiment is suitable for accessory parts of such mild hybrid vehicles, and is applied as power assist and power regeneration parts.
  • a motor generator is mounted between the internal combustion engine and the transmission, or between the gear box and the rear differential (referred to as CMG, GMG), or a belt-driven starter motor is mounted directly on the internal combustion engine ( (Neither of these are shown in the drawings)
  • CMG, GMG gear box and the rear differential
  • a belt-driven starter motor is mounted directly on the internal combustion engine (Neither of these are shown in the drawings)
  • these are power assist and regenerative to the internal combustion engine and the power unit, they are affected by the efficiency of the transmission unit, the speed reducer, and the like.
  • the vehicle power assist system 1 of this embodiment is mounted on the driven wheel 4, it is separated from a main drive source such as an internal combustion engine 5b or an electric motor (not shown), and power regeneration. In this case, the kinetic energy of the vehicle body 1 can be directly used by performing regeneration by rotation of the driven wheel 4.
  • the motor generator 8 when the motor generator 8 is mounted between the power transmission portions from the internal combustion engine 5b to the tire, it is necessary to incorporate it from the design stage of the vehicle 2 and it is difficult to retrofit, but the driven wheel 4
  • the motor generator 8 of the vehicle power assist system 1 that fits in can be installed with the same number of man-hours as parts replacement even for a complete vehicle, and constitutes a 48V system for a complete vehicle with only the internal combustion engine 5b. be able to.
  • another motor generator 5b may be mounted on a vehicle on which the vehicle power assist system 1 of this embodiment is mounted as in the example of FIG. At that time, the power assist amount and the regenerative power amount for the vehicle 2 can be increased, which further contributes to fuel consumption reduction.
  • the operations and effects of the vehicle power assist system 1 configured as described above are summarized as follows.
  • (1) During braking The energy that has been converted to heat by the mechanical brake until now is stored in the medium voltage battery 19 that is electrically connected to the motor generator 8 using the motor generator 8 as a generator. By generating the braking force, it is possible to recover the energy that has been discarded.
  • (2) During acceleration and steady running In the case of the vehicle 2 having the internal combustion engine (engine) 5a in the main drive source 5, the engine speed is improved in accordance with the running state of the vehicle 2 (vehicle speed, running resistance, etc.). The motor generator 8 is driven so as to obtain torque. As a result, the engine efficiency is improved, which can contribute to the improvement of fuel consumption.
  • the driving force can be added or the power can be generated in the driving force assist of the motor generator 8 at the time of acceleration, constant speed running, or cruising.
  • Driving on a low-friction road surface When starting or stopping on a low-friction road surface such as in the rain or on a snowy road, the traction of the tire is controlled by the motor generator 8 to enable stable driving. Since the motor generator 8 is provided in the tire 4b close to the road surface, the operability has good responsiveness.
  • a rotation detecting device 45 (see FIG. 3) is provided, and an in-vehicle brake sensor or the like can be omitted.
  • the present invention may be applied to a vehicle in which the main drive source 5 is only an internal combustion engine or a vehicle in which the main drive source 5 is only an electric motor. it can.
  • the vehicle power assist system 1 includes the motor generator 8, and the motor generator 8 generates power by the rotation of the driven wheel 4 and rotationally drives the motor generator 8 by feeding. Indicated.
  • a modified example of the vehicle power assist system 1 may be a vehicle driven wheel regeneration system 1 that has a function of generating power but does not perform rotational driving by power feeding.
  • the vehicle driven wheel regeneration system 1 includes a vehicle 2 having a driven wheel 4 that is mechanically disconnected from a main drive source 5 that drives the driving wheel 3.
  • the driven wheel 4 is supported by the wheel bearing 31, and the generator 8 that generates power by the rotation of the driven wheel 4 is mounted on the wheel bearing 31.
  • a rotor 42 is fixed to the inner ring (rotation side wheel) 33 of the wheel bearing 31 without any speed increasing / decreasing means, and a medium voltage battery (storage means) for storing regenerative power generated by the generator 8 is stored. 19 is provided.
  • the energy that has been discarded up to now can be recovered, as in the above-described embodiment. That is, by storing the regenerative power generated by the generator 8 in the medium voltage battery 19, a braking force can be generated.
  • the braking performance can be improved by using together with or using the mechanical brake 35.
  • the generator 8 Since the generator 8 is mounted on the wheel bearing 31 for the driven wheel, it is easy to secure a space for mounting the generator 8, and the generator 8 can be provided without greatly designing and deforming the existing wheel bearing. . Thereby, the versatility of the vehicle driven wheel regeneration system 1 can be improved.
  • the generator 8 is mounted on the wheel bearing 31 and has a direct drive type in which the rotor 42 is fixed to the inner ring (rotating side wheel) 33 of the wheel bearing 31 without any speed increasing / decreasing means.
  • a distribution mechanism, a drive shaft, etc. are unnecessary.
  • the structure can be simplified by reducing the number of parts, and an increase in vehicle weight can be suppressed. Since the structure can be simplified, the cost can be reduced. Moreover, since the increase in vehicle weight can be suppressed, fuel consumption can be suppressed.
  • the individual control means 9 can be configured as an AC / DC converter device (not shown) instead of an inverter device.
  • the AC / DC converter device has a function of charging the regenerative power of the generator 8 to the medium voltage battery 19 by converting a three-phase AC voltage to a DC voltage, and the control method is easier than an inverter. Miniaturization is possible.
  • the motor generator 8 of the above-described embodiment is used only for power generation, and in this case, the motor generator 8 may be expressed as a generator 8.
  • Aspect 1 is a vehicle power assist system that assists the power of the vehicle, and includes a low-voltage battery that supplies power to a low-voltage load, a storage voltage higher than that of the low-voltage battery, and a higher voltage than that of the low-voltage load.
  • a medium voltage battery for supplying power to a medium voltage load as a load; a converter for connecting the low voltage battery and the medium voltage battery; and a wheel bearing for a driven wheel of the vehicle.
  • a motor-generator that is connected to the motor-generator, the motor-generator performs regeneration by rotating the driven wheel, supplies power to the medium voltage battery, and supplies the driven wheel to the medium-voltage battery. Rotating drive.
  • drive assist, regenerative braking, and power generation can be performed on the driven wheels, and vehicle performance such as running performance, braking performance, and fuel consumption can be improved, and assistance can be provided.
  • a structure for obtaining the driving force is simple, and an increase in vehicle weight can be suppressed.
  • the medium voltage battery is provided separately from the low voltage battery, the low voltage load is fed from the low voltage battery, and the medium voltage load is fed from the medium voltage battery. Accordingly, it is possible to selectively use a low-voltage component or a medium-voltage component, which is excellent in terms of securing the wiring surface and reliability as in the above embodiment.
  • Aspect 2 is a vehicle driven wheel regeneration system having a driven wheel that is mechanically disconnected from a main drive source that drives the driving wheel.
  • the driven wheel is supported by a wheel bearing, and the driven wheel
  • a generator that generates power by rotation is mounted on the wheel bearing, and the generator is configured such that the rotor is fixed to the rotating side wheel of the wheel bearing without any speed increasing / decreasing means, and the regenerative power generated by the generator is generated.
  • the main drive source may be only the internal combustion engine, or a combination of the internal combustion engine and the electric motor, or only the electric motor.
  • the generator that generates electric power by the rotation of the driven wheel since the generator that generates electric power by the rotation of the driven wheel is provided, the energy that has been discarded up to now can be recovered. That is, the braking force can be generated by storing the regenerative power generated by the generator in the power storage means. The braking performance can be improved by using it together with the mechanical brake or using it properly. Since the generator is mounted on the wheel bearing for the driven wheel, it is easy to secure a space for mounting the generator, and the generator can be provided without greatly changing the design of the existing wheel bearing. Since the generator is a direct drive type that is mounted on a wheel bearing and the rotor is fixed to the rotating side wheel of the wheel bearing without any speed increasing / decreasing means, a clutch, a power distribution mechanism, a drive shaft, etc. It is unnecessary.
  • the structure can be simplified by reducing the number of parts, and an increase in vehicle weight can be suppressed. Since the structure can be simplified, the cost can be reduced. Moreover, since the increase in vehicle weight can be suppressed, fuel consumption can be suppressed.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un système d'assistance pour véhicule permettant de fournir une assistance à la conduite à l'aide d'une roue entraînée, permettant de fournir un freinage régénératif et une génération de puissance, permettant d'améliorer les performances du véhicule telles que la performance de conduite, la performance de freinage et la consommation de carburant, comportant une structure simple pour obtenir une puissance d'entraînement auxiliaire, et permettant de supprimer une augmentation du poids du véhicule. Ce système d'assistance pour véhicule est appliqué à des véhicules comportant des roues entraînées (4) qui ne sont pas accouplées mécaniquement à une source d'entraînement principale (5) telle qu'un moteur à combustion interne. Les roues entraînées (4) sont soutenues par des paliers de roue (31) comportant un générateur électrique (8) pour l'assistance à la conduite monté sur lesdits paliers de roue. Les générateurs électriques (8) comportent un rotor qui est directement fixé à une roue côté rotation pour les paliers de roue (31), sans comporter un moyen d'accélération/de décélération entre eux. Le système d'assistance pour véhicule comprend un moyen de stockage d'électricité (19) qui stocke une puissance de régénération générée par les générateurs électriques (8) ; et fournit la puissance stockée aux générateurs électriques (8).
PCT/JP2017/033762 2016-09-21 2017-09-19 Système d'assistance pour véhicule Ceased WO2018056270A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201780057810.2A CN109789802B (zh) 2016-09-21 2017-09-19 车辆动力辅助系统
EP17853042.4A EP3517343B1 (fr) 2016-09-21 2017-09-19 Système d'assistance pour véhicule
US16/358,842 US10836247B2 (en) 2016-09-21 2019-03-20 Vehicle power assist system

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP2016184294 2016-09-21
JP2016-184294 2016-09-21
JP2017-106330 2017-05-30
JP2017106330A JP6976083B2 (ja) 2016-09-21 2017-05-30 車両動力補助システムおよび車両従動輪回生システム

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US16/358,842 Continuation US10836247B2 (en) 2016-09-21 2019-03-20 Vehicle power assist system

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WO2018056270A1 true WO2018056270A1 (fr) 2018-03-29

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Publication number Priority date Publication date Assignee Title
JP2019205241A (ja) * 2018-05-22 2019-11-28 Ntn株式会社 三相永久磁石同期モータおよびこの三相永久磁石同期モータを備えた車両用動力装置、発電機およびこの発電機を備えた発電機付車輪用軸受
EP3970264A1 (fr) * 2019-05-15 2022-03-23 Carlo ROSMINO Système et procédé de recharge de batteries de véhicules électriques et hybrides

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JP2011131674A (ja) * 2009-12-24 2011-07-07 Shusaku Murata 動力制御ユニットおよびそれを備えた車両
JP2016026465A (ja) * 2010-07-02 2016-02-12 株式会社エムリンク ホイールインモータ及び電動車両
JP2016054635A (ja) * 2014-09-02 2016-04-14 エルエス産電株式会社Lsis Co., Ltd. バッテリパックと、前記バッテリパックを含むハイブリッド車両
JP2016100948A (ja) * 2014-11-19 2016-05-30 日東電工株式会社 駆動装置、通気部材
JP2016150739A (ja) * 2015-02-19 2016-08-22 本田技研工業株式会社 車両

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Publication number Priority date Publication date Assignee Title
JP2011131674A (ja) * 2009-12-24 2011-07-07 Shusaku Murata 動力制御ユニットおよびそれを備えた車両
JP2016026465A (ja) * 2010-07-02 2016-02-12 株式会社エムリンク ホイールインモータ及び電動車両
JP2016054635A (ja) * 2014-09-02 2016-04-14 エルエス産電株式会社Lsis Co., Ltd. バッテリパックと、前記バッテリパックを含むハイブリッド車両
JP2016100948A (ja) * 2014-11-19 2016-05-30 日東電工株式会社 駆動装置、通気部材
JP2016150739A (ja) * 2015-02-19 2016-08-22 本田技研工業株式会社 車両

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019205241A (ja) * 2018-05-22 2019-11-28 Ntn株式会社 三相永久磁石同期モータおよびこの三相永久磁石同期モータを備えた車両用動力装置、発電機およびこの発電機を備えた発電機付車輪用軸受
EP3970264A1 (fr) * 2019-05-15 2022-03-23 Carlo ROSMINO Système et procédé de recharge de batteries de véhicules électriques et hybrides

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