WO2016080216A1 - Système hybride, véhicule hybride, et procédé d'alimentation électrique pour système hybride - Google Patents

Système hybride, véhicule hybride, et procédé d'alimentation électrique pour système hybride Download PDF

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Publication number
WO2016080216A1
WO2016080216A1 PCT/JP2015/081337 JP2015081337W WO2016080216A1 WO 2016080216 A1 WO2016080216 A1 WO 2016080216A1 JP 2015081337 W JP2015081337 W JP 2015081337W WO 2016080216 A1 WO2016080216 A1 WO 2016080216A1
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Prior art keywords
power
battery
power lines
hybrid system
electric power
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PCT/JP2015/081337
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English (en)
Japanese (ja)
Inventor
充宏 阿曽
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いすゞ自動車株式会社
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Publication of WO2016080216A1 publication Critical patent/WO2016080216A1/fr

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    • 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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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
    • B60K6/485—Motor-assist 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00
    • 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 ; Control systems therefor, i.e. systems controlling two or more prime movers, or controlling one of these prime movers and any of the transmission, drive or drive units Informative references: mechanical gearings with secondary electric drive F16H3/72; arrangements for handling mechanical energy structurally associated with the dynamo-electric machine H02K7/00; machines comprising structurally interrelated motor and generator parts H02K51/00; dynamo-electric machines not otherwise provided for in H02K see H02K99/00 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
    • 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
    • B60L50/10—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines
    • B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W10/00—Conjoint control of vehicle sub-units of different type or different function
    • B60W10/24—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means
    • B60W10/26—Conjoint control of vehicle sub-units of different type or different function including control of energy storage means for electrical energy, e.g. batteries or capacitors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60W—CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION; CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES; ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TO THE CONTROL OF A PARTICULAR SUB-UNIT
    • B60W20/00—Control systems specially adapted for hybrid vehicles
    • 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

Definitions

  • the present invention relates to a hybrid system, a hybrid vehicle, and a power supply method for a hybrid system in which both an internal combustion engine and a motor generator are mounted, and electric power generated by the motor generator is stored in a battery.
  • a hybrid vehicle equipped with both an internal combustion engine and a motor generator, and a hybrid system that stores the electric power generated by the motor generator in a battery, is the power generated by the motor generator driven by the engine, and braking of the vehicle.
  • regenerative power generated by a motor generator is stored in a battery, and the vehicle is driven using the power of the battery or assist output to engine output.
  • the battery used in the hybrid system is set to a relatively high voltage, for example, 200V.
  • the battery that outputs this high voltage needs to be able to cut off the power of the battery from the outside in terms of safety against electric shock.
  • a secondary battery and a capacitor that output a high voltage such as nickel hydride and lithium ion are used in a vehicle power supply system.
  • a configuration including at least one system main relay including at least one system main relay.
  • a power supply system includes a first power storage device, a first converter, a first switching device provided between the first converter and the first power storage device, and a second power storage device.
  • a vehicle power supply device for controlling the second converter is proposed in which the control device causes the fuse to blow by flowing a large current exceeding the allowable current value to the fuse when a vehicle collision occurs. Been That.
  • the battery used in the hybrid system mounted on the passenger car has a high voltage specification exceeding 200 V, and is often composed of a secondary battery such as nickel metal hydride or lithium ion. For this reason, it is determined by a rule that the power supply is cut off, and various measures as described above are made. Therefore, there is a problem that the power storage system becomes complicated.
  • the present invention has been made in view of the above, and an object of the present invention is to eliminate the need for an emergency battery power shut-off system, to simplify the power storage system, and to be unexpected.
  • a hybrid system, a hybrid vehicle, and a power supply method for a hybrid system having an inexpensive and highly safe power storage system that has redundancy even in the event of a disconnection of an electric wire and can secure a degree of freedom in wiring even in a narrow space. It is to provide.
  • a hybrid system of the present invention is a hybrid system including both an internal combustion engine and a motor generator, between the motor generator and a battery that stores electric power generated by the motor generator.
  • an inverter is provided to move power through the inverter
  • the battery is formed of a battery having a voltage of 60 V or less
  • a power line connecting the inverter and the battery is added It is composed of a total of four power lines, ie, two power lines and two minus power lines, or a total of six power lines, three plus power lines and three minus power lines.
  • the voltage of the battery is set to 60 V or less, there is little danger even if the power from the battery flows to the human body in an emergency, so there is no need to provide a mechanism for cutting off the power from the battery.
  • the power storage system can be made simple.
  • the battery voltage is set to 60V or less, for example 48V
  • the output of the motor generator equivalent to the conventional system exceeding 200V is maintained or increased
  • the current value increases by the amount of the voltage decrease.
  • the resistance of the power line as a whole can be reduced by using four or six power lines. Thereby, the problem of power loss due to an increase in current can be solved, and a battery having a voltage of 60 V or less can be used more efficiently (or at a higher output) by the battery of the hybrid system.
  • the control device of the hybrid system limits the function due to a failure (so-called limp home function)
  • limp home function when it is configured to stop the energization of the power line diagnosed as disconnected and limit the output according to the number of remaining power lines, even if some of the power lines are disconnected, the remaining power lines
  • the power between the battery and the inverter can be moved without hindrance, and the transfer to the repair shop can be performed smoothly.
  • a hybrid vehicle of the present invention for achieving the above object is a hybrid vehicle equipped with the above hybrid system. According to this hybrid vehicle, the same effects as the above hybrid system can be achieved.
  • a power supply method for a hybrid system is a power supply method for a hybrid system including both an internal combustion engine and a motor generator.
  • the power generated by the motor generator is passed through an inverter.
  • the voltage is 60V with 2 power lines for plus 2 and 2 power lines for minus, or 4 power lines in total, or 3 power lines for plus and 3 power lines for minus.
  • the method is characterized in that the following battery is supplied and stored. According to this method, the same effect as the above hybrid system can be obtained.
  • a battery having a voltage of 60 V or less is used. Therefore, there is little danger even if the power from the battery flows to one person in an emergency. Therefore, it is not necessary to provide a mechanism for cutting off the electric power from the battery, and the power storage system can be simplified.
  • the inverter and the battery are connected by four or six power lines, redundancy is provided for unexpected electric wire disconnection failure, and the power line per line Since the required capacity of the power supply is reduced and the thickness of one power line can be reduced, the radius of curvature that can be bent is reduced, so that wiring can be facilitated even in narrow spaces, and the flexibility of layout can be secured. A high power storage system can be obtained.
  • FIG. 1 is a diagram showing a configuration of a hybrid system and a hybrid vehicle according to an embodiment of the present invention.
  • the hybrid system of this embodiment is a hybrid system having an engine (internal combustion engine) and a motor generator (M / G).
  • the hybrid system is described as being mounted on a hybrid vehicle (HEV: hereinafter referred to as a vehicle), but the hybrid system itself is not necessarily limited to that mounted on the vehicle.
  • HEV hybrid vehicle
  • the hybrid system 2 includes both an engine (ENG) 11 and a motor generator 21.
  • a motor generator 21 is connected to a CVT (continuously variable transmission mechanism or fixed transmission ratio power transmission device (pulley or gear)) 16 provided directly connected to a crankshaft 15 of the engine 11.
  • CVT continuously variable transmission mechanism or fixed transmission ratio power transmission device
  • an endless belt 16c is wound around a first pulley 16a on the crankshaft 15 side and a second pulley 16b on the motor generator 21 side, and the crankshaft 15 and the motor generator are passed through these.
  • the motor generator 21 which is a part of the electric power system 20 generates power by receiving the driving force of the engine 11 as a generator, or generates regenerative power by generating regenerative power such as braking force of the vehicle 1. At the same time, it is driven as a motor and the driving force is transmitted to the crankshaft 15 of the engine 11 to assist the driving force (output: torque) of the engine 11.
  • the electric power generated by the motor generator 21 is converted by the inverter (INV) 23 via the power line (bus bar) 22 and charged to the battery 25 via the power line 24. Further, when the motor generator 21 is driven, the power charged in the battery 25 is converted by the inverter 23 and supplied to the motor generator 21.
  • the inverter 23 is provided between the motor generator 21 and the battery 25 that stores the electric power generated by the motor generator 21, and the electric power is moved via the inverter 23.
  • a hybrid vehicle 1 is configured by mounting the above-described hybrid system 2.
  • the power of the engine 11 is a power transmission system.
  • 30 is transmitted to the wheels 35 through the transmission 31, the propulsion shaft 32, the differential device 33, and the drive shaft 34, and the vehicle 1 travels.
  • the power transmission path from the engine 11 to the wheel 35 may be different.
  • the power charged in the battery 25 is supplied to the motor generator 21 via the inverter 23, and the power of the motor generator 21 generated by this power is cranked via the CVT 16. It is transmitted to the shaft 15, transmits the power transmission path of the engine 11, and is transmitted to the wheels 35. Thereby, the motive power of the motor generator 21 is transmitted to the wheels 35 together with the motive power of the engine 11, and the vehicle 1 travels. During regeneration, the regenerative power of the wheels 35 or the regenerative power of the engine 11 is transmitted to the motor generator 21 through the reverse path, and the motor generator 21 can generate power.
  • a hybrid system control device 41 is provided, and the operating state such as the rotational speed Ne and the load Q of the engine 11, the operating state such as the rotational speed Na of the motor generator 21, and the state of charge (SOC) of the battery 25. While monitoring, the CVT 16, the motor generator 21, the inverter 23 and the like are controlled.
  • the hybrid system control device 41 is usually configured to be incorporated in an overall control device 40 that controls the engine 11 and the vehicle 1.
  • the battery 25 is formed of a 48V battery having a voltage of 60V or less.
  • the power line 24 connecting the inverter 23 and the battery 25 is composed of a total of four power lines 24 (24 a and 24 b collectively 24), two plus power lines 24 a and two minus power lines 24 b. And).
  • the power line 24 for plus 24a and the power line 24b for minus are composed of three power lines 24 in total.
  • the hybrid system control device 41 which is a control device of the hybrid system, is connected to the wire diagnosed as being disconnected when a part of the power line 24 connecting the inverter 23 and the battery 25 is disconnected. By stopping energization and limiting the output according to the remaining number, even if a part of the number of power lines 24 is cut off, the remaining power line 24 moves power between the battery 25 and the inverter 23 without any trouble. It is possible to move to the repair shop smoothly.
  • This electric power supply method is an electric power supply method of the hybrid system 2 including both the engine 11 and the motor generator 31, and the electric power generated by the motor generator 31 is passed through the inverter 23 and 2 of the plus two power lines 24 a.
  • a battery 25 having a voltage of 60 V or less with a total of four power lines 24, ie, two power lines 24b and a minus power line 24b, or a total of six power lines 24, three power lines 24a and three power lines 24b. And supplying electricity to the battery.
  • the voltage of the battery 25 is set to 60 V or less, so that even if the power from the battery 25 flows to one person in an emergency. Since there is little danger, it is not necessary to provide a mechanism for cutting off the power from the battery 25, and the power storage system can be made simple.
  • the current increases by the amount that the voltage has decreased, so that the current value increases and the influence of the resistance of the power line 24 on the output, that is, the power due to the resistance of the power line 24
  • the resistance of the power line 24 as a whole can be reduced by using four or six power lines 24. Thereby, the problem of power loss due to an increase in current can be solved, and a battery having a voltage of 60 V or less can be used as the battery 25 of the hybrid system 2.
  • Hybrid vehicle Hybrid vehicle: HEV
  • Hybrid system 11 engine (internal combustion engine) 15 Crankshaft 16 CVT (continuously variable transmission mechanism or fixed transmission ratio power transmission device (pulley or gear))
  • Electric power system 21 Motor generator (M / G) 22 Power line (bus bar) 23 Inverter 24 Power line 24a Positive power line 24b Negative power line 25 Battery 30 Power transmission system 40

Abstract

Un onduleur (23) est disposé entre un générateur électrique (31) et une batterie (25) afin de stocker l'énergie électrique générée par le générateur électrique (31) de manière à transférer l'énergie électrique par l'intermédiaire de l'onduleur (23), la batterie (25) comprenant une batterie présentant une tension inférieure ou égale à 60 V, et en outre une ligne électrique (24) reliant l'onduleur (23) et la batterie (25) comprend un total de quatre lignes électriques (24) comprenant deux lignes d'électricité positive (24a) et deux lignes d'électricité négative (24b), ou un total de six lignes électriques (24) comprenant trois lignes d'électricité positive (24a) et trois lignes d'électricité négative (24b). De cette façon, la nécessité d'un système d'arrêt d'alimentation électrique de batterie d'urgence est supprimée, ce qui permet d'obtenir une configuration de système de stockage d'électricité qui est simple. De plus, la redondance est procurée pour une défaillance de déconnexion de ligne électrique, et un câblage est facilité dans un espace étroit, ce qui permet d'assurer une plus grande liberté d'agencement. L'invention concerne un système hybride doté d'un système de stockage électrique très sûr et peu coûteux, un véhicule hybride, et un procédé d'alimentation électrique pour système hybride.
PCT/JP2015/081337 2014-11-17 2015-11-06 Système hybride, véhicule hybride, et procédé d'alimentation électrique pour système hybride WO2016080216A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014-232590 2014-11-17
JP2014232590A JP2016094148A (ja) 2014-11-17 2014-11-17 ハイブリッドシステム、ハイブリッド車両、及びハイブリッドシステムの電力供給方法

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WO2016080216A1 true WO2016080216A1 (fr) 2016-05-26

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