WO2006057435A1 - 動力出力装置およびそれを備えた車両 - Google Patents
動力出力装置およびそれを備えた車両 Download PDFInfo
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- WO2006057435A1 WO2006057435A1 PCT/JP2005/022043 JP2005022043W WO2006057435A1 WO 2006057435 A1 WO2006057435 A1 WO 2006057435A1 JP 2005022043 W JP2005022043 W JP 2005022043W WO 2006057435 A1 WO2006057435 A1 WO 2006057435A1
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- WIPO (PCT)
- Prior art keywords
- voltage
- motor generator
- power output
- motor
- phase
- Prior art date
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/42—Conversion of dc power input into ac power output without possibility of reversal
- H02M7/44—Conversion of dc power input into ac power output without possibility of reversal by static converters
- H02M7/48—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
- H02M7/53—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
- H02M7/537—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
- H02M7/5387—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
- H02M7/53871—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 with automatic control of output voltage or current
- H02M7/53875—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 with automatic control of output voltage or current with analogue control of three-phase output
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- 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
- B60K6/26—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 ; 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 motors or the generators
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- 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
- B60K6/46—Series type
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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
- B60L15/00—Methods, circuits, or devices for controlling the traction-motor speed of electrically-propelled vehicles
- B60L15/007—Physical arrangements or structures of drive train converters specially adapted for the propulsion motors of electric vehicles
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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
- 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
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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
- 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
- B60L50/61—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries by batteries charged by engine-driven generators, e.g. series hybrid electric vehicles
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
- B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
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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
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
- B60L53/24—Using the vehicle's propulsion converter for charging
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- 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
- B60W10/04—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units
- B60W10/08—Conjoint control of vehicle sub-units of different type or different function including control of propulsion units including control of electric propulsion units, e.g. motors or generators
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- 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
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/02—Arrangement or mounting of electrical propulsion units comprising more than one electric motor
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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
- B60L2210/00—Converter types
- B60L2210/20—AC to AC converters
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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
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/10—Electrical machine types
- B60L2220/14—Synchronous machines
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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
- B60L2220/00—Electrical machine types; Structures or applications thereof
- B60L2220/50—Structural details of electrical machines
- B60L2220/54—Windings for different functions
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- 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
- Y02T10/62—Hybrid vehicles
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- 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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- 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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- 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
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- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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- 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
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- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
Definitions
- the present invention relates to a power output device and a vehicle including the same, and more particularly, to a power output device capable of generating an AC voltage and outputting it to an external AC load and a vehicle including the same.
- Japanese Patent Application Laid-Open No. 2002-218793 discloses a power output device mounted on a hybrid vehicle (Hybridvehiclé) or an electric vehicle (Electrivic Vehiclé) using a motor generator as a power source.
- This power output device consists of two Y-phase motors or two motor generators made by winding two three-phase coils around the same stator, two inverters corresponding to the two Y motors or two motor generators, and two Y motor or DC power supply connected between neutral points of two motor generators.
- the inverter is controlled by controlling the two inverters so that the potential difference between the neutral points of the 2 Y motor or the two motor generators is made smaller or larger than the voltage of the DC power supply.
- the input voltage can be adjusted within a wide range.
- a proposal has been made to use a hybrid vehicle or the like as an AC power source 1 using a power output device mounted on a hybrid vehicle or an electric vehicle.
- hybrid vehicles, etc. it is intended to use hybrid vehicles, etc., as emergency power supplies in case of disasters or when there are no commercial power supply facilities in the surroundings such as campsites.
- Such a method of use increases the price of products such as hybrid vehicles.
- Japanese Patent Application Laid-Open No. 2002-374604 discloses a technology that enables AC 100V output in an automobile equipped with a secondary battery.
- This car is equipped with a secondary battery and a dedicated AC 100 V inverter that uses the power from the secondary battery to output 100 V AC.
- the AC 10 OV output can be limited based on the SOC (State of Charge) of the secondary battery and other system conditions.
- the drive motor can be well controlled by using the power from the secondary battery due to such a limitation of the AC 100V output, so that it is possible to ensure good drive control of the vehicle and the secondary battery.
- AC 100V output can be performed using the power from.
- the power output device disclosed in Japanese Patent Laid-Open No. 2002-218793 can generate AC power and output it to the outside. Can not.
- the automobile disclosed in Japanese Patent Laid-Open No. 2002-374604 is useful as an apparatus that enables an external output of 100 V AC and ensures good driving control of the vehicle, but efficiently uses the voltage. Thus, no consideration is given from the viewpoint of obtaining maximum AC power.
- this car needs to be equipped with a dedicated inverter for AC 100 V output, which may hinder downsizing, weight reduction, and cost reduction of the vehicle. Disclosure of the invention
- the present invention has been made to solve such a problem, and an object of the present invention is to provide a power output device capable of outputting maximum AC power to the outside efficiently using voltage.
- Another object of the present invention is to provide a vehicle equipped with a power output device that can efficiently output a maximum amount of AC power to the outside by using a voltage efficiently.
- the power output device is connected to the first and second motor generators such as the first and second motor generators, respectively, and receives the input voltage from the voltage supply line.
- a control device that controls the operation of the first and second inverters so as to generate an AC voltage between the neutral points of the first and second motor generators using the input voltage.
- the control device cooperatively controls the first and second dampers so that an intermediate value between the maximum value and the minimum value of the voltage command to the first and second motor generators becomes an intermediate potential of the input voltage.
- control device uses the input voltage to generate the first and second motor generators. Further control the operation of the first and / or second inverters to drive at least one of the data.
- control device calculates the intermediate value, and subtracts the calculated intermediate value from each phase voltage command of the first and second motor generators to cooperatively control the first and second inverters. Including a cooperative control unit.
- control device includes a voltage compensator for compensating for a voltage drop due to internal impedances of the first and second motor generators.
- the voltage compensator calculates a voltage compensation value based on an alternating current flowing between the intermediate points of the first and second motor generators, and uses the calculated voltage compensation value for the first and second motor generators. Correct the command value of the AC voltage generated between the neutral points of the second motor generator.
- the power output device further includes a DC power supply and a boost converter that boosts a DC voltage output from the DC power supply and outputs the boosted voltage to a voltage supply line.
- the control device further controls the operation of the boost converter so as to boost the DC voltage from the DC power source to the input voltage.
- the vehicle is connected to any of the power output devices described above, the internal combustion engine connected to the first motor generator of the power output device, and the second motor generator of the power output device. And a drive wheel driven by a second motor generator.
- the control device of the power output device drives the first and second motor generators using the input voltage, and generates an AC voltage between the neutral points of the first and second motor generators. Controls the operation of the first and second inverters of the power output device.
- the first and second motor generators output an AC voltage generated between the neutral points to an external electric load that is electrically connected between the neutral points.
- the control device operates the first and second inverters so as to generate an AC voltage between the neutral points of the first and second motor generators using the input voltage.
- Control cooperatively controls the first and second inverters so that an intermediate value between the maximum value and the minimum value of the voltage command to the first and second motor generators becomes an intermediate potential of the input voltage. So first And a second voltage control range by Inbata, i.e. beyond the voltage range up to the positive side potential from the negative electrode side potential of the input voltages of the first and second I converter, the voltage command from the first and second inverters Is avoided as much as possible. Therefore, according to the present invention, it is possible to generate the maximum AC power with less distortion and output it to the external AC load. From the opposite perspective, the input voltage of the first and second inverters can be kept to the minimum necessary, improving system safety.
- the control device since the control device includes a voltage compensation unit that compensates for a voltage drop due to the internal impedance of the first and second motor generators, the voltage command from the first and second inverters. Improves accuracy. Therefore, according to the present invention, fluctuations in the output AC voltage can be suppressed.
- the vehicle according to the present invention is provided with any of the power output devices described above, it is not necessary to separately provide a dedicated inverter for generating an AC voltage and outputting it to the outside. Therefore, according to the present invention, the reduction in size, weight, and cost of the vehicle is not hindered.
- the control device for the power output device drives the first motor generator connected to the internal combustion engine and the second motor generator connected to the drive wheels and driving the drive wheels. And the operation of the first and second inverters of the power output device is controlled so that an AC voltage is generated between the neutral points of the first and second motor generators. Therefore, while generating regenerative power and generating a drive torque on the drive wheels by the second motor generator, an AC voltage is generated between the neutral points of the first and second motor generators to generate an external voltage. Can output to AC load.
- FIG. 1 is a schematic block diagram of a power output apparatus according to Embodiment 1 of the present invention.
- FIG. 2 is a diagram for explaining a current flowing through the motor generator shown in FIG. Fig. 3 is a waveform diagram of the inverter duty sum and AC voltage V ac.
- FIG. 4 is a functional block diagram showing a configuration of a part related to the cooperative control of the cooperative control device shown in FIG.
- FIG. 5 is a first voltage waveform diagram of the motor generator.
- FIG. 6 is a second voltage waveform diagram of the motor generator.
- FIG. 7 is a third voltage waveform diagram of the motor generator.
- FIG. 8 is a diagram for explaining the current that flows through the motor generator in the power output apparatus according to the second embodiment of the present invention.
- Figure 9 is a waveform diagram of the duty sum and AC voltage.
- FIG. 10 is a functional block diagram showing a configuration of a part related to cooperative control of the cooperative control device according to Embodiment 2 of the present invention.
- FIG. 11 is a functional block diagram showing a configuration of a part related to cooperative control of the cooperative control device according to Embodiment 3 of the present invention.
- FIG. 12 is a block diagram showing a power train of a hybrid vehicle equipped with a power output apparatus according to Embodiment 2 or Embodiment 3 of the present invention.
- FIG. 1 is a schematic block diagram of a power output apparatus 100 according to Embodiment 1 of the present invention.
- this power output device 100 includes a battery B, a boost converter 10, inverters 20 and 30, an AC outlet 40, a coordinated control device 50, a capacitor C, a voltage sensor 52, Current sensor 54, 56, 58, 6 0, 62, rotation sensor 64, 66, power line PL 1, PL 2, ground line SL, U-phase line UL 1, UL2, V-phase line VL1, VL2, W phase lines WL1 and WL2, and AC output lines ACL1 and ACL2 are provided.
- Motor generator MG 1 is composed of, for example, a three-phase AC synchronous motor. Mo The generator MG 1 generates an AC voltage using the rotational force from the engine ENG and outputs the generated AC voltage to the inverter 20. Motor generator MG 1 generates driving force by the AC voltage received from inverter 20 and starts engine ENG.
- the motor generator MG 2 is also composed of, for example, a three-phase AC synchronous motor. Motor generator MG 2 generates an AC voltage between neutral points of motor generators MG 1 and MG 2 together with motor generator MG 1. Motor generators MG 1 and MG 2 output the AC voltage generated between the neutral points to AC outlet 40 via AC output lines ACL 1 and AC L 2.
- Battery B which is a direct current source, consists of secondary batteries such as nickel hydrogen and lithium ion, for example.
- the battery B outputs the generated DC voltage to the boost converter 10 and is charged by the DC voltage output from the boost converter 10.
- Boost converter 10 includes a rear tuttle, npn transistors Q 1 and Q 2, and diodes D 1 and D 2.
- the rear tuttle L has one end connected to the power line P L 1 and the other end connected to the connection point of the n pn transistors Q 1 and Q 2.
- the np n-type transistors Q l and Q2 are connected in series between the power supply line P L 2 and the ground line S L and receive the control signal PWC from the cooperative control device 50 at the base terminal.
- Diodes D 1 and D 2 are connected between the collector and emitter of each of the npn transistors Q 1 and Q 2 so that current flows from the emitter side to the collector side.
- Inverter 20 includes a U-phase arm 22, a V-phase arm 24 and a W-phase arm 26.
- U-phase arm 22, V-phase arm 24, and W-phase arm 26 are connected in parallel between power supply line PL 2 and ground line SL.
- U-phase arm 22 consists of npn transistors Ql 1 and Q12 connected in series
- V-phase arm 24 consists of npn-type transistors Q 13 and Q 14 connected in series
- W-phase arm 26 It consists of npn transistors Q15 and Q16 connected in series.
- diodes D 11 to D 16 for flowing current from the emitter side to the collector side are connected between the collector and emitter of each of the nn-type transistors Ql 1 to Q16.
- the connection point of each npn transistor in each phase arm is U, V, It is connected to the anti-neutral point side of each U, V, W phase coil of motor generator MG1 via W phase lines UL1, VL1, WL1.
- Inverter 30 includes U-phase arm 3 2, V-phase arm 3 4, and W-phase arm 3 6.
- U-phase arm 3 2, V-phase arm 3 4, and W-phase arm 3 6 are connected in parallel between power supply line P L 2 and ground line S L.
- U-phase arm 3 2 consists of npn-type transistors Q 2 1 and Q 2 2 connected in series.
- V-phase arm 3 4 consists of npn-type transistors Q 2 3 and Q 2 4 connected in series.
- the W-phase arm 3 6 consists of npn transistors Q 2 5 and Q 2 6 connected in series.
- diodes D 2 1 to D 26 that allow current to flow from the emitter side to the collector side are connected between the collectors and emitters of the npn transistors Q 21 to Q 26, respectively.
- the connection point of each npn transistor in each phase arm is the U of the motor generator MG 2 via the U, V, W phase lines UL 2, VL 2, WL 2. , V and W are connected to the anti-neutral point side of each phase coil.
- Capacitor C is connected between power supply line P L 2 and ground line S L to reduce the influence on inverters 20 and 30 and boost converter 10 due to voltage fluctuation.
- Boost converter 10 stores DC current from battery B by storing current flowing in reactor L as magnetic field energy in response to switching operation of nn-type transistor Q 2 based on control signal P WC from cooperative control device 50.
- the voltage is boosted and the boosted voltage is output to the power supply line PL 2 via the diode D 1 in synchronization with the timing when the npn transistor Q 2 is turned off.
- Boost converter 10 also steps down the DC voltage received from inverter 20 via battery PL and line PL 2 to the voltage level of battery B based on control signal PWC from cooperative controller 50. To charge battery B.
- Inverter 20 converts a DC voltage received from power supply line PL 2 into an AC voltage based on control signal P WM 1 from cooperative control device 50, and outputs the AC voltage to motor generator MG 1. Thereby, motor generator MG 1 is driven to generate a desired torque. Also, the inverter 20 is controlled by the cooperative control device 50. Based on control signal P WM 1, the AC voltage regeneratively generated by motor generator MG 1 is converted into a DC voltage, and the converted DC voltage is output to power supply line PL 2. Inverter 30 converts a DC voltage received from power supply line PL 2 into an AC voltage based on control signal P WM 2 from cooperative control device 50, and outputs the AC voltage to motor generator MG 2.
- inverters 20 and 30 are connected to an AC voltage between the neutral points of motor generators MG 1 and MG 2. Is generated. That is, the inverters 20 and 30 each set the neutral potential of the motor generators MG 1 and MG 2 to a desired alternating current based on the control signals P WM 1 and P WM 2 from the cooperative control device 50, respectively. Vary with frequency.
- inverters 20 and 30 when inverters 20 and 30 generate AC voltage between the neutral points of motor generators MG 1 and MG 2, the maximum and minimum values of the voltage command to motor generators MG 1 and MG 2 So that the intermediate value becomes the intermediate potential of the input voltages of the inverters 20 and 30 (intermediate potential between the positive and negative potentials of the input voltages of the inverters 20 and 30). Coordinate operation is performed based on control signals P WM 1 and P WM 2 from 50. The cooperative operation of the inverters 20 and 30 will be described in detail later.
- AC outlet 40 is an output terminal for outputting the AC voltage generated between the neutral points of motor generators MG 1 and MG 2 to an external AC load.
- a power outlet is connected.
- AC outlet 40 is connected to AC output lines A C L 1 and A C L 2 connected to the neutral points of motor generators MG 1 and MG 2, respectively.
- the voltage sensor 52 detects the voltage between the terminals of the capacitor C, that is, the input voltage V dc of the inverters 20 and 30 and outputs the detected voltage to the cooperative controller 50.
- Current sensors 5 4 and 5 6 are sensors for detecting the motor current of motor generator MG 1 and are arranged on U-phase line UL 1 and V-phase line VL 1 respectively.
- Current sensors 5 4 and 5 6 detect U-phase current I u 1 and V-phase current IV 1 of motor generator MG 1, respectively, and output them to cooperative control device 50.
- Current sensors 5 8 and 6 0 are sensors for detecting the motor current of motor generator MG 2. Arranged on U-phase line UL 2 and V-phase line VL 2 respectively.
- Current sensors 58 and 60 detect U-phase current I u 2 and V-phase current IV 2 of motor generator MG 2, respectively, and output them to cooperative control device 50.
- Current sensor 62 is arranged on AC output line AC L 1, detects AC current I ac generated by motor generators MG 1, MG 2, and outputs the detected AC current to cooperative control device 50.
- the rotation sensors 64 and 66 detect the rotation position 0 1 of the motor generator MG 1 and the rotation position ⁇ 2 of the motor generator MG 2, respectively, and output them to the cooperative control device 50.
- the cooperative controller 50 drives the boost converter 10 based on the torque command value TR 1 of the motor generator MG 1 and the motor speed, the battery voltage of the battery B, and the input voltage V dc of the inverters 20 and 30.
- Control signal PWC is generated, and the generated control signal PWC is output to boost converter 10.
- the battery voltage of battery B is detected by a voltage sensor (not shown), and the rotational speed of motor generator MG 1 is calculated based on rotational position ⁇ 1 detected by rotation sensor 64.
- the cooperative control device 50 determines the motor generator MG 1 based on the motor current of the motor generator MG 1 and the torque command value TR 1, the input voltage V dc of the inverter 20, and the rotational position 6 1 of the motor generator MG 1.
- a control signal P WM 1 for driving is generated.
- cooperative control device 50 causes AC voltage to be generated between the neutral points of motor generators MG 1 and MG2.
- the control signal P WM 1 is generated while controlling the sum of the duty of the npn transistors Ql 1, Q13, Q15 in the upper arm and the npn transistors Q1, 2, Q14, Q16 in the lower arm in the inverter 20. .
- the coordinated control device 50 is configured such that the upper arm npn transistors Q 21, Q 23, Q 25 and the lower arm in the inverter 30 are generated so that an AC voltage is generated between the neutral points of the motor generators MG 1, MG 2.
- the control signal PWM 2 is generated by controlling the on-duty of the npn transistors Q22, Q24, and Q26.
- AC voltage is applied between the neutral points of motor generators MG 1 and MG 2.
- the coordinated control device 50 coordinates the inverters 20 and 30 so that the intermediate value between the maximum value and the minimum value of the voltage command of the motor generators MG 1 and MG2 becomes the intermediate potential of the input voltage of the inverters 20 and 30. And make it work.
- the cooperative operation of the inverter 20 30 will be described in detail later using a functional block diagram of a portion related to the cooperative control of the cooperative control device 50.
- FIG. 2 is a diagram for explaining currents flowing through motor generators MG 1 and MG 2 shown in FIG.
- FIG. 2 shows the flow of current when motor generator MG 1 is regeneratively driven simultaneously with generation of AC voltage Vac. Further, FIG. 2 shows the case where AC current I ac flows from neutral point N 1 of motor generator MG 1 to neutral point N 2 of motor generator MG 2.
- the inverter 20 (not shown) connected to the U, V, W phase lines UL 1, VL 1, WL 1 is a coordinated control device 50 (not shown, the same applies hereinafter). Switching operation is performed based on the control signal PWM1 and the U-phase current consisting of the current components I u 1_ t and I u l_ac is passed through the U-phase coil of the motor generator MG 1 and the current components I vl— t, I v A V-phase current consisting of 1—ac is supplied to motor generator MG1's V-phase coil, and a W-phase current consisting of current components I wl—t and Iwl_ac is supplied to motor generator MG1's W-phase coil.
- the inverter 30 (not shown) connected to the U, V, W phase lines UL 2, VL 2, WL 2 performs a switching operation based on the control signal PWM 2 from the cooperative control device 50,
- the U-phase current I u 2—ac, V-phase current IV 2__ac, and W-phase current I w 2—ac flow through the U, V, and W phase coils of motor generator MG2, respectively.
- the current components I u 1 ⁇ t, IV l — t and I w 1 ⁇ t are currents for generating regenerative torque in the motor generator MG1.
- the current components I ul— ac, I ⁇ l_a c, I w 1— ac are currents that flow AC current I ac from neutral point N 1 of motor generator MG 1 to AC output line ACL 1
- U-phase current I u 2_ac, V-phase current IV 2_ac and W-phase current I w2— ac is AC current from AC output line ACL 2 to neutral point N2 of motor generator MG2 I ac It is the electric current for flowing.
- FIG. 3 is a waveform diagram of the sum of duty of inverters 20 and 30 and AC voltage Vac.
- a curve k 1 shows a change in the total duty in switching control of the inverter 20
- a curve k 2 shows a change in the total duty in switching control of the inverter 30.
- the sum of the duty ratios is obtained by subtracting the on-duty of the lower arm from the on-duty of the upper arm in each inverter.
- the duty sum when the duty sum is positive, it indicates that the neutral point potential of the corresponding motor generator is higher than the intermediate potential Vdc / 2 of the inverter input voltage Vdc, and the duty sum is negative. Shows that the neutral point potential is lower than the intermediate potential V dc / 2.
- cooperative control device 50 periodically changes the total duty of inverter 20 at the commercial AC frequency according to curve k1. Further, the cooperative control device 50 flows the in-phase U, V, W phase currents I u 2— ac, I v 2 — a c, I w 2 — ac consisting of commercial AC frequencies to the motor generator MG 2, and The switching control of the inverter 30 is performed so that the total duty of the inverter 30 follows the curve k2.
- the sum of the duty of the inverter 30 can be periodically changed by a phase obtained by inverting the phase in which the sum of the duty of the inverter 20 changes.
- Inverter 30 also sends U, V, W phase currents I u 2— ac, I v 2 — a c, I w 2 — a c of the same phase to motor generator MG 2, so in actuality cooperative control
- the device 50 turns off the lower arm of each phase arm of the inverter 30 and controls the on-duty of the upper arm according to the curve k 2.
- inverters 20 and 30 generate AC voltage V ac between neutral points N 1 and N 2 of motor generators MG 1 and MG 2.
- FIG. 4 is a functional block diagram showing the configuration of the part related to the cooperative control of the cooperative control device 50 shown in FIG.
- cooperative control device 50 includes a current converter 1 0 2, an MG 1 current command calculator 1 0 4, a PI controller 1 0 6, 1 0, 8, and a converter 1 1.
- the cooperative control unit 1 1 4 includes a maximum value calculation unit 1 1 8, a minimum value calculation unit 1 2 0, and an average calculation unit 1 2 2.
- the current converter 1 0 2 is a motor generator detected by the rotation sensor 6 4
- U-phase current I u 1 and V-phase current IV 1 detected by current sensors 5 4 and 5 6 are converted into d-axis current I d 1 and q-axis current I q 1 Convert to
- the MG 1 current command calculation unit 1 0 4 is based on the torque command value TR 1 of the motor generator MG 1 and the electric power of the motor generator MG 1 on the d and q axes. Calculate the flow command I dlr, I q 1 r.
- the PI control unit 10 6 receives the deviation between the d-axis current I d 1 from the current conversion unit 10 2 and the current command I d 1 r from the MG 1 current command calculation unit 1 0 4 and calculates the deviation. Performs proportional integral calculation as input, and outputs the calculation result to the converter 1 1 0.
- the PI control unit 10 8 receives the deviation between the q-axis current I q 1 of the current conversion unit 10 2 force and the current command I q 1 r from the MG 1 current command calculation unit 1 0 4, and the deviation Is used as an input to perform proportional-integral calculation, and the calculation result is output to the converter 1 1 0.
- the converter 1 1 0 uses the rotational position ⁇ 1 of the motor generator MG 1 to receive the voltage command received from the PI controllers 1 0 6 and 1 0 8 from the U-phase voltage command V u 1 r of the motor generator MG 1 , V phase voltage command VV 1 r and W phase voltage command V w 1 r are converted.
- AC voltage command generator 1 1 2 generates voltage command V acr for AC voltage generated between the neutral points of motor generators MG 1 and MG 2, and uses the generated voltage command V acr for U of motor generator MG 2 Output as phase voltage command V u 2 r, V phase voltage command V v 2 r, and W phase voltage command V w 2 r.
- the maximum value calculation unit 1 1 8 of the cooperative control unit 1 1 4 is the U-phase voltage command from the conversion unit 1 1 0.
- the minimum value calculation unit 1 2 0 acquires and outputs the minimum values of the U-phase voltage command V u 1 r, the V-phase voltage command V v 1 r, the W-phase voltage command Vw l r, and the voltage command V a cr.
- the average value calculation unit 1 2 2 receives the addition value of the output from the maximum direct calculation unit 1 1 8 and the output from the minimum value calculation unit 1 2 0, and multiplies the received addition value by 1 2 The calculation result is output as cooperative control output Vco.
- the coordinated control unit 1 1 4 then sends the U-phase voltage command V u of the motor generator MG 1
- PWM signal generator 1 1 6 is a motor generator that receives from cooperative controller 1 1 4 Based on the input voltage V dc of the MG 1 and MG 2 phase voltage command input inverters 20 and 30, the PWM (Pu 1 se Wind Modulation 1) signal P u 1 and P corresponding to the inverter 20 Generates PWM signals Pu 2, PV 2, P w 2 corresponding to v 1, P w 1 and inverter 30 and outputs the generated PWM signals Pu 1, PV 1, Pw 1 to inverter 20 as control signal PWM1 PWM signal P u 2, PV 2, Pw 2 is output to inverter 30 as control signal PWM 2.
- PWM Pul 1 se Wind Modulation 1
- coordinated control unit 1 14 is the maximum of voltage commands Vu1, VV1, Vw1 to motor generator MG1 and voltage commands Vu2, VV2, Vw2 to motor generator MG2.
- the intermediate value between the value and the minimum value is calculated, and the value obtained by subtracting the calculated intermediate value from each phase voltage command of motor generators MG1, MG2 is output as the final voltage command of motor generators MG1, MG2.
- the coordinated control device 50 is connected to the inverter 20 so that the intermediate value between the maximum and minimum values of the voltage commands of the motor generators MG1 and MG2 is the intermediate potential of the input voltage Vdc of the inverters 20 and 30. , 30 coordinated control.
- FIGS. 5 to 7 are voltage waveform diagrams of motor generators MG 1 and MG 2.
- Fig. 5 shows the voltage waveforms when the motor generators MG1 and MG2 are not coordinated.
- Fig. 6 shows the results of coordinated control of the motor generators MG1 and MG2 by the coordinated control device 50. The voltage waveform in the case is shown.
- Fig. 6 shows the voltage waveform when the AC voltage Vac is distorted when cooperative control is not performed.
- FIGS. 5 to 7 show voltage waveforms when the AC voltage V ac is generated between the neutral points of the motor generators MG1 and MG2 while the motor generator MG1 is driven regeneratively. Only the U-phase voltage in motor generators MG 1 and MG 2 is representatively shown.
- curve k 3 represents the U-phase voltage Vu 1 of motor generator MG 1 without coordinated control
- lk 3 1 and k 32 represent the phase voltage of motor generator MG 1 without coordinated control
- the envelope of is shown.
- a curve k 4 shows the U-phase voltage V u 2 of the motor generator MG 2 without cooperative control.
- a curve k 8 shows the AC voltage V ac without coordinated control. If the inverters 20 and 30 are not coordinated, the inverter 20 is the neutral point of the motor generator MG 1 as shown by the curves k3 and k4.
- the potential is controlled to an intermediate potential of the input voltage V dc (voltage 0 in the figure), and inverter 30 controls the neutral point potential of motor generator MG 2 to AC voltage V ac. That is, only inverter 30 corresponding to motor generator MG 2 bears the generation of AC voltage V ac, and inverter 20 corresponding to motor generator MG 1 only bears the burden of regenerative driving of motor generator MG 1. is there.
- the curve k 6 shows the U-phase voltage V u 2 of the motor generator MG 2 with coordinated control
- the curve k 7 in the coordinated control unit 1 1 4 shown in FIG. Indicates coordinated control output V co Curve k 9 indicates AC voltage V ac with coordinated control Motor coordinated control of motor generators MG 1 and MG 2 is performed.
- k 6 the inverters 20, 30 are voltage commands to the motor generators MG 1, MG 2. Is coordinated by the coordinated control device 50 so that the intermediate value between the maximum value and the minimum value of the inverter always becomes the intermediate potential (voltage 0) of the input voltage V dc of the inverters 20 and 30.
- the inverter 20 corresponding to the motor generator MG 1 also bears a part of the generation of the AC voltage V ac.
- the maximum voltage applied to motor generators MG 1 and MG 2 is both voltage V 3, and the maximum voltage applied to motor generator MG 2 is suppressed from voltage V 2 to voltage V 3.
- the situation where the maximum voltage applied to the motor generators MG 1 and MG 2 exceeds the input voltage V dc of the inverters 20 and 30 within the controllable range is avoided as much as possible, and the input voltage V dc is maximized. It is used effectively. And distortion of AC voltage V ac due to insufficient voltage is avoided as much as possible.
- the coordinated control output V co shown by the curve k 7 is the voltage of the motor generators MG 1 and MG2 in the case where the coordinated control of the motor generators MG 1 and MG 2 is not performed (curves k 3 and k 4).
- the value obtained by subtracting the cooperative control output Vc o (curve k 7) from the voltage (curves k 3, k 4) of motor generators MG 1 and MG 2 is the intermediate value between the maximum and minimum values of motor generator MG. 1, this corresponds to the voltage (curves k5, k6) of motor generators MG1, MG2 when cooperative control of MG2 is performed.
- the voltages of motor generators MG 1 and MG2 (curves k 5 and k 6) when coordinated control is performed are distorted waveforms, but the zero-phase components of the voltages of motor generators MG 1 and MG 2 are Since it is operated with the same cooperative control output V co, the AC voltage V ac (curve k 9) that is the potential difference between the neutral points N 1 and N 2 of the motor generators MG 1 and MG 2 and the motor generators MG 1 and MG The operation of 2 is not affected.
- cooperative control device 50 has an intermediate value between the maximum value and the minimum value of the voltage command to motor generators MG 1 and MG 2. Since inverters 20 and 30 are coordinated and controlled so that the input voltage V dc is at an intermediate potential of 20 and 30, the voltage command for inverters 20 and 30 must be generated beyond the voltage controllable range of inverters 20 and 30. Is avoided as much as possible.
- the maximum AC power with less distortion can be generated and output to the external AC load connected to the AC outlet 40.
- the input voltage V dc of the inverters 20 and 30 can be suppressed to the minimum necessary, so that the safety of the system is improved.
- the driving torque of motor generator MG 2 is not particularly controlled, and motor generator MG 2 is used only for generating AC voltage V ac.
- the torque of motor generator MG 2 is used.
- the AC voltage V ac can be generated between the neutral points of the motor generators MG 1 and MG 2 while properly controlling the motor.
- the power output device 10 0 OA according to the second embodiment is different from the power output device 10 0 0 according to the first embodiment in the configuration of the power control device 5 0 instead of the cooperative control device 50. Is provided.
- the other configuration of power output device 100 A according to the second embodiment is the same as that of power output device 100 0 according to the first embodiment.
- This power output device 10 O A is mounted on, for example, a hybrid vehicle.
- Motor generator MG 2 is connected to the drive wheels (not shown) of the hybrid vehicle, and is incorporated in the hybrid vehicle as an electric motor for driving the drive wheels. That is, motor generator MG 2 generates a driving torque of the vehicle by the AC voltage received from inverter 30, and generates an AC voltage and outputs it to inverter 30 during regenerative braking.
- motor generator MG 1 connected to engine E N G is incorporated into a hybrid vehicle as a generator that is driven by engine E N G and that operates as an electric motor that can perform engine start.
- inverter 30 converts DC voltage received from power supply line PL 2 to AC voltage based on control signal P WM 2 from cooperative control device 50 A, and supplies it to motor generator MG 2. Output. As a result, the motor generator The data MG2 is driven to generate a desired torque. Further, the inverter 30 converts the AC voltage output from the motor generator MG 2 into a DC voltage based on the control signal PWM2 from the cooperative control device 5 OA during the regenerative braking of the motor generator MG 2 and converts it. DC voltage is output to the power line PL2.
- the operations of inverter 20 corresponding to boost converter 10 and motor generator MG 1 are as described in the first embodiment.
- Coordinated control device 5 OA boosts based on torque command values TR 1 and TR 2 of motor generators MG 1 and MG2 and motor speed, battery voltage of battery B, and input voltage V dc of inverters 20 and 30.
- a control signal PWC for driving converter 10 is generated, and the generated control signal PWC is output to boost converter 10.
- the rotational speed of motor generator MG 2 is calculated based on rotational position ⁇ 2 detected by rotation sensor 66.
- cooperative control device 5 OA generates control signal PWM1 for driving motor generator MG1. Further, the coordinated control device 5 OA determines the motor generator MG 2 based on the motor current and torque command value TR 2 of the motor generator MG 2, the input voltage Vdc, and the rotational position ⁇ 2 of the motor generator MG 2. A control signal PWM2 for driving is generated.
- cooperative control device 5 OA causes AC voltage to be generated between the neutral points of motor generators MG 1 and MG2.
- the control signals P WM 1 and PWM 2 are generated while controlling the sum of the duty of the upper and lower arms in the inverters 20 and 30.
- the coordinated control device 5 OA sets the inverters 20 and 30 so that the intermediate value between the maximum value and the minimum value of the voltage commands of the motor generators MG 1 and MG2 becomes the intermediate potential of the input voltage of the inverters 20 and 30. Operate cooperatively.
- the cooperative control by the cooperative control device 50A will be described in detail later.
- FIG. 8 is a diagram for explaining currents flowing through motor generators MG 1 and MG 2 in power output device 10 OA according to the second embodiment of the present invention.
- motor generator MG With the generation of AC voltage V ac, motor generator MG The current flow when 1 is regeneratively driven and motor generator MG2 is driven in a row is shown.
- FIG. 8 shows a case where an alternating current I ac flows from neutral point N1 of motor generator MG 1 to neutral point N 2 of motor generator MG 2.
- inverter 20 (not shown) connected to U, V, and W phase lines UL 1, VL 1 and WL 1 is coordinated control device 5 OA (not shown, and so on).
- the switching operation is performed based on the control signal PWM1 from the motor, and a U-phase current consisting of current components I u 1 — t, I u 1— ac is passed through the U-phase coil of the motor generator MG 1.
- a V-phase current consisting of I v 1— ac flows through the V-phase coil of motor generator MG 1 and a W-phase current consisting of current components I w 1__ t, I wl— ac is sent to the W-phase coil of motor generator MG 1 Shed.
- the inverter 30 (not shown) connected to the U, V, W phase lines UL2, VL2, WL2 performs switching operation based on the control signal PWM2 from the cooperative control device 5OA,
- a U-phase current consisting of current components I u 2 1 t, I u 2— ac flows through the U-phase coil of motor generator MG 2 and a V-phase current consisting of current components I v 2— t, I v 2 _ac is Flow through the V-phase coil of generator MG 2 and flow a W-phase current consisting of current components I w2 — t and I w 2_ac through the W-phase coil of motor generator MG 2.
- the current components I u 2— t, I v 2 — t, and I w 2 — t are the currents for generating the torque in the motor generator MG 2 and the current components I u 2 — ac, I v 2 — a c and I w2—ac are currents for flowing an alternating current I ac from the AC output line ACL 2 to the neutral point N 2 of the motor generator MG 2.
- a curve k 1 shows a change in the total duty in the switching control of the inverter 20
- a curve k 2 shows a change in the total duty in the switching control of the inverter 30.
- the cooperative control device 50 A periodically changes the total duty of the inverter 20 according to the curve k 1 at the commercial AC frequency, and periodically changes the total duty of the inverter 30 according to the curve k 2 at the commercial AC frequency.
- the sum total of the duty ratio of the inverter 30 can be periodically changed by a phase obtained by inverting the phase at which the total duty ratio of the inverter 20 changes.
- a positive AC voltage V ac is generated between the neutral points N 1 and N 2 of the motor generators MG 1 and MG 2 from time t 0 to t 1, and from time t 1 to t 2,
- a negative AC voltage V ac is generated between neutral points N 1 and N 2.
- FIG. 10 is a functional block diagram showing a configuration of a part related to cooperative control of cooperative control device 50 A according to Embodiment 2 of the present invention.
- cooperative control device 5 OA includes a current conversion unit 10 3 and an MG 2 current command calculation unit 10 in the configuration of cooperative control device 50 in the first embodiment shown in FIG. 5, PI control units 1 0 7, 1 0 9, and conversion unit 1 1 1, and includes cooperative control unit 1 1 4 A instead of cooperative control unit 1 1 4.
- the cooperative control unit 1 1 4 A is the maximum value computing unit 1 1 8 instead of the maximum value computing unit 1 1 8 and the minimum value computing unit 1 2 0 in the configuration of the cooperative control unit 1 1 4 in the first embodiment.
- a and minimum value calculator 1 2 Includes OA.
- the current converter 1 0 3 uses the rotational position 0 2 of the motor generator MG 2 detected by the rotation sensor 6 6 and uses the U-phase currents I u 2 and V detected by the current sensors 5 8 and 6 0, respectively.
- Phase current IV 2 is converted into d-axis current I d 2 and q-axis current I q 2.
- the MG 2 current command calculation unit 1 0 5 calculates the current commands I d 2 r and I q 2 r for the motor generator MG 2 on the d and q axes based on the torque command value TR 2 of the motor generator MG 2. calculate.
- the PI controller 10 07 receives the deviation between the d-axis current I d 2 from the current converter 10 03 and the current command I d 2 r from the MG 2 current command calculator 1 0 5, and calculates the deviation. Performs proportional integral calculation as input, and outputs the calculation result to converter 1 1 1.
- PI controller 1 0 9 receives the deviation between q-axis current I q 2 from current converter 1 0 3 and current command I q 2 r from MG 2 current command calculator 1 0 5 and inputs the deviation The proportional-integral calculation is performed and the calculation result is output to the conversion unit 1 1 1.
- the converter 1 1 1 uses the rotational position ⁇ 2 of the motor generator MG 2 to perform PI control.
- the voltage command received from control units 107 and 109 is converted into U-phase voltage command V u 2 r, V-phase voltage command VV 2 r and W-phase voltage command Vw 2 r of motor generator MG2.
- Coordinate control unit 1 14 A maximum value calculation unit 1 18 A is the U-phase voltage command VU 1 r, V-phase voltage command VV 1 r and W-phase voltage command Vw 1 r from the conversion unit 1 10, and the conversion unit 1 Output from 11 AC voltage command generator 1 12 Voltage command V acr from Cal 12 is calculated U phase voltage command V u 2 r, V phase voltage command VV 2 r and W phase voltage command V w 2 r Get the maximum value and output it.
- Minimum value calculation unit 12 OA includes U phase voltage command Vu 1 r, V phase voltage command Vv 1 r and W phase voltage command Vwl r, U phase voltage command V u 2 r, V phase voltage command VV 2 r and Acquires and outputs the minimum value of phase W voltage command V w 2 r.
- the coordinated control unit 1 14A then transmits the U-phase voltage command V u 1 r, the V-phase voltage command Vv 1 r and the W-phase voltage command Vw 1 r of the motor generator MG 1 and the U-phase voltage command V of the motor generator MG 2.
- u 2 r, V-phase voltage command V v 2 r and W-phase voltage command Vw2 r are subtracted from the coordinated control output Vco, and the result of each operation is used as the final voltage command for motor generators MG 1 and MG2.
- current converter 103, MG 2 current command calculator 105, PI controllers 107 and 109, and converter 11 1 also control the drive torque of motor generator MG 2. Meanwhile, the cooperative control of the inverters 20 and 30 is performed by the cooperative control unit 1 14 A.
- the motor generator MG connected to the drive wheels is regenerated by the motor generator MG 1 connected to the engine ENG. 2 Generates drive torque on the drive wheels while generating maximum AC power with minimal distortion between the neutral points of motor generators MG 1 and MG 2 to an external AC load connected to AC outlet 40 It can output.
- the voltage drop due to the internal impedance of motor generators MG 1 and MG 2 is compensated, and is generated between the neutral points of motor generators MG 1 and MG 2.
- the fluctuation of the generated AC voltage V ac is suppressed.
- the power output device 1 0 0 B according to the third embodiment is different from the power output device 1 0 0 according to the first embodiment in the configuration of the power control device 5 0 in place of the coordinated control device 5 0. 0 B provided.
- the other configuration of power output device 10 0 B according to the third embodiment is the same as the configuration of power output device 1 0 0 according to the first embodiment.
- FIG. 11 is a functional block diagram showing a configuration of a part related to cooperative control of cooperative control device 50 B according to Embodiment 3 of the present invention.
- cooperative control device 50 B is cooperative in place of cooperative control unit 1 14 A in the configuration of cooperative control device 50 A in Embodiment 2 shown in FIG. Includes control unit 1 1 4 B.
- the cooperative control unit 1 1 4 B further includes a voltage compensation unit 1 2 3 in the configuration of the cooperative control unit 1 1 4 A.
- the voltage compensator 1 2 3 has the first to third operation units 1 2 4, 1 2 6, and 1 2 8.
- the first calculation unit 1 24 multiplies the AC current I ac detected by the current sensor 6 2 (not shown) by the armature resistance R of the motor generators MG 1 and MG 2 and outputs the calculation result.
- the second arithmetic unit 1 2 6 performs a differential operation on the AC current I ac and outputs the calculation result to the third arithmetic unit 1 2 8.
- the calculation result from the second calculation unit 1 26 is multiplied by the armature inductance L of the motor generators MG 1 and MG 2 and the calculation result is output.
- the armature resistance R of the motor generators MG 1 and MG 2 is the sum of the armature resistance R 1 of the motor generator MG 1 and the armature resistance R 2 of the motor generator MG 2, and the motor generators MG 1 and MG
- the armature inductance L of 2 is the sum of the armature inductance L 1 of the motor generator MG 1 and the armature inductance L 2 of the motor generator MG 2.
- the sum of the output values from the first and third arithmetic units 1 2 4 and 1 2 8 is used to generate an AC voltage command as a correction value that compensates for the voltage drop due to the internal impedance of the motor generators MG 1 and MG 2. It is added to the voltage command V acr from the unit 1 1 2, and this corrected AC voltage command is added to the output from the conversion unit 1 1 1.
- the armature resistance R and the armature inductance L are used.
- the voltage drop due to the internal impedance of the motor generators MG 1 and MG 2 is compensated based on the motor generator MG 1 and MG 2 model ⁇ /, which is expressed between the neutral points of the motor generators MG 1 and MG 2.
- the generated AC voltage V ac may be measured, and the voltage drop due to the internal impedance of motor generators MG 1 and MG 2 may be compensated by performing feedback calculation using the measured AC voltage V ac.
- the inverters 2 0 and 3 0 As described above, according to the power output device 1 0 0 B according to the third embodiment, since the voltage drop due to the internal impedance of the motor generators MG 1 and MG 2 is compensated, the inverters 2 0 and 3 0 As a result, the fluctuation of the AC voltage V ac generated between the neutral points of the motor generators MG 1 and MG 2 can be suppressed.
- FIG. 12 is a block diagram showing a power t ⁇ 1 of a hybrid vehicle equipped with a power output device 10 OA according to a second embodiment of the present invention or a power output device 10 0 B according to a third embodiment.
- motor generator MG 1 is connected to engine E N G to start engine E N G and to generate regenerative power by the rotational force from engine E N G.
- Motor generator MG 2 is coupled to drive wheel 70, drives drive wheel 70, and generates power during regenerative braking of the hybrid vehicle.
- the AC outlet 40 is connected to an outlet 45 of an AC load 80 which is an external AC load.
- the power output device 1 0 0 A or 1 0 0 B is connected to the AC outlet 40 and the outlet 45. Via the AC load 80, the AC voltage V ac is supplied. As a result, the AC load 80 can operate by receiving the supply of the AC voltage V ac from the hybrid vehicle.
- this hybrid vehicle equipped with the power output apparatus according to the present invention can be used as, for example, a commercial AC power source. Since this hybrid vehicle does not have a dedicated inverter for generating the AC voltage V ac, it has the added value of a power supply unit while realizing miniaturization, weight reduction, and cost reduction of the vehicle. To do.
- the power output device is described as being mounted on a hybrid vehicle.
- the present invention is not limited to this, and the power output device may be mounted on an electric vehicle or a fuel cell vehicle. .
- motor generators MG 1 and MG 2 correspond to the “first motor generator” and “second motor generator” in the present invention, respectively, and inverters 20 and 30 respectively correspond to the present invention.
- first inverter and second inverter correspond to “first inverter” and “second inverter”.
- the cooperative control devices 50, 50A, 50B correspond to the “control device” in the present invention, and the battery B corresponds to the “DC power supply” in the present invention.
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Inverter Devices (AREA)
- Control Of Ac Motors In General (AREA)
- Hybrid Electric Vehicles (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
BRPI0516212-2A BRPI0516212A (pt) | 2004-11-25 | 2005-11-24 | aparelho de saìda de energia e veìculo incluindo o mesmo |
US10/587,434 US7495399B2 (en) | 2004-11-25 | 2005-11-24 | Power output apparatus and vehicle including the same |
CA2555186A CA2555186C (en) | 2004-11-25 | 2005-11-24 | Power output apparatus and vehicle including the same |
EP05811339A EP1732203A1 (en) | 2004-11-25 | 2005-11-24 | Power output device and vehicle using the same |
AU2005308008A AU2005308008B2 (en) | 2004-11-25 | 2005-11-24 | Power output device and vehicle using the same |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004340929A JP4113527B2 (ja) | 2004-11-25 | 2004-11-25 | 動力出力装置およびそれを備えた車両 |
JP2004-340929 | 2004-11-25 |
Publications (1)
Publication Number | Publication Date |
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WO2006057435A1 true WO2006057435A1 (ja) | 2006-06-01 |
Family
ID=36498165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2005/022043 WO2006057435A1 (ja) | 2004-11-25 | 2005-11-24 | 動力出力装置およびそれを備えた車両 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7495399B2 (ja) |
EP (1) | EP1732203A1 (ja) |
JP (1) | JP4113527B2 (ja) |
CN (1) | CN100418297C (ja) |
AU (1) | AU2005308008B2 (ja) |
BR (1) | BRPI0516212A (ja) |
CA (1) | CA2555186C (ja) |
WO (1) | WO2006057435A1 (ja) |
Families Citing this family (14)
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JP4245546B2 (ja) * | 2004-11-04 | 2009-03-25 | トヨタ自動車株式会社 | 動力出力装置およびそれを備えた車両 |
JP4679891B2 (ja) * | 2004-11-30 | 2011-05-11 | トヨタ自動車株式会社 | 交流電圧発生装置および動力出力装置 |
US7554276B2 (en) * | 2005-09-21 | 2009-06-30 | International Rectifier Corporation | Protection circuit for permanent magnet synchronous motor in field weakening operation |
JP4742992B2 (ja) * | 2006-05-30 | 2011-08-10 | トヨタ自動車株式会社 | 動力出力装置およびそれを備えた車両 |
JP4965363B2 (ja) * | 2007-07-12 | 2012-07-04 | トヨタ自動車株式会社 | 車両およびその制御方法並びに駆動装置 |
JP5234050B2 (ja) * | 2010-04-27 | 2013-07-10 | 株式会社デンソー | 車両用電源装置 |
JP5400716B2 (ja) * | 2010-06-30 | 2014-01-29 | 日立建機株式会社 | 電動車両の駆動力制御装置 |
US9035481B1 (en) * | 2013-12-09 | 2015-05-19 | Textron Inc. | Using AC and DC generators with controllers as a regenerative power burn off device |
JP6900759B2 (ja) * | 2017-04-17 | 2021-07-07 | 株式会社明電舎 | 電力変換回路の制御装置 |
JP7002985B2 (ja) * | 2018-04-12 | 2022-01-20 | 株式会社東芝 | 電力変換装置および電力変換装置の制御方法 |
US10581363B2 (en) * | 2018-06-22 | 2020-03-03 | Ford Global Technologies, Llc | Isolated dual bus hybrid vehicle drivetrain |
RU190210U1 (ru) * | 2019-03-11 | 2019-06-24 | Филипп Николаевич НИКОЛЬСКИЙ | Электросистема автомобиля |
EP3772813B1 (en) * | 2019-08-08 | 2023-04-19 | LG Electronics Inc. | Device for driving a plurality of motors and electric apparatus including the same |
EP3988377B1 (en) * | 2020-10-23 | 2024-01-03 | Ningbo Geely Automobile Research & Development Co. Ltd. | A vehicle electrical system |
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- 2005-11-24 CA CA2555186A patent/CA2555186C/en not_active Expired - Fee Related
- 2005-11-24 US US10/587,434 patent/US7495399B2/en not_active Expired - Fee Related
- 2005-11-24 CN CNB2005800210441A patent/CN100418297C/zh not_active Expired - Fee Related
- 2005-11-24 EP EP05811339A patent/EP1732203A1/en not_active Withdrawn
- 2005-11-24 BR BRPI0516212-2A patent/BRPI0516212A/pt not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
JP2006158010A (ja) | 2006-06-15 |
CA2555186C (en) | 2011-01-04 |
CN1973429A (zh) | 2007-05-30 |
US20070158948A1 (en) | 2007-07-12 |
BRPI0516212A (pt) | 2008-08-26 |
AU2005308008A1 (en) | 2006-06-01 |
AU2005308008B2 (en) | 2009-10-22 |
US7495399B2 (en) | 2009-02-24 |
CN100418297C (zh) | 2008-09-10 |
CA2555186A1 (en) | 2006-06-01 |
JP4113527B2 (ja) | 2008-07-09 |
EP1732203A1 (en) | 2006-12-13 |
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