WO2008047615A1 - Dispositif d'alimentation et véhicule associé - Google Patents
Dispositif d'alimentation et véhicule associé Download PDFInfo
- Publication number
- WO2008047615A1 WO2008047615A1 PCT/JP2007/069525 JP2007069525W WO2008047615A1 WO 2008047615 A1 WO2008047615 A1 WO 2008047615A1 JP 2007069525 W JP2007069525 W JP 2007069525W WO 2008047615 A1 WO2008047615 A1 WO 2008047615A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- power
- storage unit
- unit
- power storage
- temperature
- Prior art date
Links
- 238000007599 discharging Methods 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims description 26
- 238000010248 power generation Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 7
- 230000009466 transformation Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 abstract description 110
- 238000000034 method Methods 0.000 description 26
- 230000008569 process Effects 0.000 description 24
- 238000010586 diagram Methods 0.000 description 18
- 101100150275 Caenorhabditis elegans srb-3 gene Proteins 0.000 description 8
- 230000001172 regenerating effect Effects 0.000 description 8
- 101100534223 Caenorhabditis elegans src-1 gene Proteins 0.000 description 7
- 101100534229 Caenorhabditis elegans src-2 gene Proteins 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 101100150273 Caenorhabditis elegans srb-1 gene Proteins 0.000 description 5
- 101100150274 Caenorhabditis elegans srb-2 gene Proteins 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 101100326920 Caenorhabditis elegans ctl-1 gene Proteins 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 101150086935 MRN1 gene Proteins 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
- H02J7/007194—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature of the battery
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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
- B60K6/44—Series-parallel type
- B60K6/445—Differential gearing distribution type
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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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- B60L50/00—Electric propulsion with power supplied within the vehicle
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- 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
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- 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
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- B60L53/14—Conductive energy transfer
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
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- B60L8/00—Electric propulsion with power supply from forces of nature, e.g. sun or wind
- B60L8/003—Converting light into electric energy, e.g. by using photo-voltaic systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- 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
- 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
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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
- B60W10/24—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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M10/61—Types of temperature control
- H01M10/615—Heating or keeping warm
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H01M10/60—Heating or cooling; Temperature control
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- H01M10/625—Vehicles
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- H—ELECTRICITY
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/14—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
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- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/28—Structural combinations of electrolytic capacitors, rectifiers, detectors, switching devices with other electric components not covered by this subclass
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- H—ELECTRICITY
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- H01M10/60—Heating or cooling; Temperature control
- H01M10/66—Heat-exchange relationships between the cells and other systems, e.g. central heating systems or fuel cells
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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
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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
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- 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
- 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
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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
- Y02T10/7072—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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
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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
- Y02T90/12—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 supply device and a vehicle, and more particularly to a technique for raising the temperature of a power storage device included in the power supply device.
- hybrid vehicles and electric vehicles have attracted attention. These vehicles are equipped with an electric motor as a power source and a power storage device such as a secondary battery or a capacitor as the power source.
- the capacity of a power storage device decreases as the temperature decreases, and as a result, the charge / discharge characteristics decrease. Therefore, in the vehicle as described above, if the temperature of the power storage device is lowered after the vehicle system is started, it is necessary to quickly raise the temperature of the power storage device.
- Japanese Laid-Open Patent Publication No. 2 0 3-2 7 4 5 6 5 discloses a power storage device that heats a battery using heat generated in the battery due to repeated charging and discharging of the battery. When the battery temperature is raised, this power storage device can increase the current flowing through the battery to accelerate the battery temperature rise.
- the power storage device disclosed in Japanese Patent Laid-Open No. 20 0 3-2 7 4 5 6 5 performs charge / discharge between the capacitor and the battery when the battery temperature is increased. However, it is difficult to transfer power between the battery and the capacitor unless both the charged state of the battery and the charged state of the capacitor have room. In such a case, as a method for raising the battery temperature, for example, a current may be passed from the battery to the load. However, in this case, since the load consumes power only to raise the temperature of the battery, the power stored in the battery is wasted. Disclosure of the invention
- An object of the present invention is to control the temperature of a power storage device while effectively using energy. It is an object of the present invention to provide an electrical apparatus 1 that can be raised to a temperature suitable for the operation of the apparatus.
- the present invention is a power supply device mounted on a vehicle, the first power storage unit capable of charging / discharging, and power between the charge / discharge device installed outside the vehicle and the first power storage unit.
- the temperature rise control unit raises the temperature of the first power storage unit by performing at least one of charging from the charge / discharge device to the first power storage unit and discharging from the first power storage unit to the charge / discharge device. Praise.
- the charging / discharging device includes a storage unit that stores electric power exchanged with the first power storage unit, and a voltage conversion unit that performs voltage conversion between the storage unit and the power input / output unit.
- the temperature rise control unit controls the voltage conversion unit so that the voltage of the power input / output unit increases, and causes the current to flow from the storage unit to the first power storage unit, while the voltage of the power input / output unit decreases.
- the first power storage unit is heated by flowing current from the first power storage unit to the storage unit by controlling the conversion unit.
- the storage unit stores DC power supplied from the power generation device.
- the vehicle includes first and second rotating electric machines, first and second inverters provided corresponding to the first and second rotating electric machines, respectively, and the first and second rotating electric machines.
- an orthogonal transform unit that is connected to the second rotating electrical machine and converts the DC power received from the power input / output unit into AC power and supplies the AC power to the first and second rotating electrical machines.
- the temperature increase control unit controls the first and second inverters so that the AC power from the orthogonal conversion unit is converted into DC power and supplied to the first power storage unit.
- the power supply device includes: a second power storage unit that can be charged / discharged with the charge / discharge device via the power input / output unit; and a first connection unit that connects the first power storage unit and the power input / output unit. And a second connection unit that connects the second power storage unit and the power input / output unit.
- the temperature increase control unit selects a power storage unit to be heated from the first and second power storage units, and connects to the power storage unit to be heated from the first and second connection units. Set the connected state.
- the temperature increase control unit includes a temperature increase end time input in advance and the first power storage unit. The temperature rise start time is calculated based on the state, and when the current time reaches the temperature rise start time, the temperature rise of the first power storage unit is started.
- a power supply device includes: a first power storage unit capable of charging / discharging; a power input / output unit for inputting / outputting power between the charge / discharge device installed outside the vehicle and the first power storage unit; Detecting the temperature of the first power storage unit, and charging the first power storage unit from the charge / discharge device when it is determined that the temperature of the first power storage unit needs to be raised based on the detection result of the detection unit And a temperature increase control unit that performs at least one of discharge from the first power storage unit to the charge / discharge device to raise the temperature of the first power storage unit.
- the charging / discharging device includes a storage unit that stores electric power exchanged with the first power storage unit, and a voltage conversion unit that performs voltage conversion between the storage unit and the power input / output unit.
- the temperature rise control unit controls the voltage conversion unit so that the voltage of the power input / output unit increases, and causes the current to flow from the storage unit to the first power storage unit, while the voltage of the power input / output unit decreases.
- the first power storage unit is heated by flowing current from the first power storage unit to the storage unit by controlling the conversion unit.
- the charging / discharging device further includes a power conversion unit that converts AC power from a commercial power source into DC power and supplies the DC power to the storage unit.
- the storage unit stores DC power supplied from the power generation device.
- the vehicle includes first and second rotating electric machines, first and second inverters provided corresponding to the first and second rotating electric machines, respectively, and first and second rotating electric machines.
- an orthogonal transform unit connected to the rotating electrical machine and converting the DC power received from the power input / output unit to AC power and supplying the AC power to the first and second rotating electrical machines.
- the temperature increase control unit controls the first and second inverters so that the AC power from the orthogonal conversion unit is converted into DC power and supplied to the first power storage unit.
- the power supply device includes: a second power storage unit that can be charged / discharged with the charge / discharge device via the power input / output unit; and a first connection unit that connects the first power storage unit and the power input / output unit. And a second connecting part for connecting the second power storage unit and the power input / output unit.
- the temperature rise control unit selects the power storage unit to be heated from the first and second power storage units, and connects the connection unit corresponding to the power storage unit to be heated from the first and second connection units. Set to state.
- the temperature rise control unit calculates a temperature rise start time based on a temperature rise end time input in advance and a state of the first power storage unit, and the current time has reached the temperature rise start time In this case, the temperature of the first power storage unit is started.
- the present invention it is possible to raise the temperature of the power storage device included in the power supply device to a temperature suitable for the operation of the power storage device while effectively using energy.
- FIG. 1 is a schematic block diagram of a hybrid vehicle 100 to which the power supply device according to Embodiment 1 of the present invention is applied.
- FIG. 2 is a functional block diagram of the control device 30 of FIG.
- FIG. 3 is a block diagram of the power storage device 58 of FIG.
- FIG. 4 is a diagram showing a path of a current flowing in the hybrid vehicle 100 when electric power is supplied from the charging / discharging device 50 to the hybrid vehicle 100.
- FIG. 5 is a flowchart showing the temperature rise control performed by control device 30 in FIG.
- FIG. 6 is a diagram showing a configuration of a modification of the first embodiment.
- FIG. 7 is a functional block diagram of the control device 3 O A of FIG.
- FIG. 8 is a flowchart showing the temperature rise control performed by control device 30 A of FIG.
- FIG. 9 is a diagram showing a configuration of a charge / discharge device connected to the power supply device according to Embodiment 2 of the present invention.
- FIG. 10 is a diagram for explaining another example of the connection form between the power supply device and the charge / discharge device according to the second embodiment.
- FIG. 11 is a diagram illustrating another configuration example of a hybrid vehicle including the power supply device according to the present embodiment.
- FIG. 1 is a schematic block diagram of a hybrid vehicle 100 to which the power supply device according to Embodiment 1 of the present invention is applied.
- hybrid vehicle 100 includes battery B, boost converter 12, capacitor C 1, capacitor C 2, inverters 14 and 15, and voltage sensors 10 and 1. 1, 1 3, current sensors 2 4, 2 8, temperature sensors 2 0, 2 1, connections 4 4, 4 6, resistor R 2, and control device 30.
- the engine E N G generates drive power from the combustion energy of fuel such as gasoline.
- the driving force generated by the engine E N G is divided into two paths by the power split mechanism P S D as shown by the thick diagonal lines in FIG. One is a path that transmits to a drive shaft that drives a wheel via a reduction gear (not shown). The other is a path for transmission to the motor generator MG1.
- the motor generators MG 1 and MG 2 can function as both a generator and an electric motor. However, as shown below, the motor generator MG 1 mainly operates as a generator, and the motor generator MG 2 mainly functions as an electric motor. Operate.
- the motor generator MG 1 is a three-phase AC rotating machine, and is used as a starter for starting the engine ENG during acceleration. At this time, motor generator MG 1 is supplied with electric power from battery B and / or capacitor C 1 and is driven as an electric motor, and engine ENG is cranked and started. Further, after the engine E N G is started, the motor generator MG 1 is rotated by the driving force of the engine E N G transmitted through the power split mechanism P S D to generate electric power.
- the electric power generated by motor generator MG 1 is selectively used depending on the operating state of the vehicle, the energy stored in capacitor C 1 and the amount of charge in battery B. For example, during normal traveling or sudden acceleration, the electric power generated by motor generator MG 1 becomes the electric power for driving motor generator MG 2 as it is. On the other hand, when the charge amount of battery B or the energy stored in capacitor C 1 is lower than a predetermined value, the power generated by motor generator MG 1 is converted from AC power to DC power by inverter 14. Stored in battery B or capacitor C1.
- the motor generator MG 2 is a three-phase AC rotating machine, and it uses a small amount of power stored in the battery B and capacitor C 1 and the power generated by the motor generator MG 1. Driven by at least one of them. The driving force of motor generator MG 2 is transmitted to the drive shaft of the wheel via the speed reducer. As a result, the motor generator MG2 assists the engine ENG to drive the vehicle, or causes the vehicle to run only by its own driving force.
- the motor generator MG 2 is rotated by the wheels via the speed reducer and operates as a generator. At this time, the regenerative power generated by motor generator MG 2 is charged to battery B and capacitor C 1 via inverter 15.
- Battery B consists of a secondary battery such as a Nuckel hydrogen battery or a lithium ion battery.
- the battery B may be a fuel cell.
- Voltage sensor 10 detects DC voltage Vb output from battery B, and outputs the detected DC voltage Vb to control device 30.
- the temperature sensor 20 detects the temperature Tb of the battery B (hereinafter also referred to as battery temperature Tb), and outputs the detected battery temperature Tb to the control device 30.
- Connection portion 44 includes system relays SRB 1 to SRB 3 and resistor R 1.
- System relay SRB 1 and resistor R 1 are connected in series between the positive electrode of battery B and boost converter 12.
- System relay SRB 2 is connected in parallel with system relay SRB 1 and resistor R 1 between the positive terminal of battery B and boost converter 12.
- System relay SRB 3 is connected between the negative electrode of battery B and boost converter 12.
- System relays SRB 1 to SRB 3 are turned on / off by a signal SEB from control device 30. More specifically, system relays SRB 1 to SRB 3 are turned on by an H (logic high) level signal SEB from control device 30 and an L (logic low) level signal S EB from control device 30. It is turned off by.
- Boost converter 12 boosts DC voltage Vb supplied from battery B to a boosted voltage having an arbitrary level, and supplies the boosted voltage to capacitor C2. More specifically, boost converter 1 2 receives a control signal PWMC from control device 3 0, supplies DC voltage Vb boosted in response to the control signal PWMC to capacitor C 2. Also, the boost converter 12 receives the control signal PWMC from the control device 30, and Battery B is charged by stepping down the DC voltage supplied from inverters 14 and Z or inverter 15 via the circuit C2.
- Capacitor C 1 is connected in parallel with battery B to power line PL 1 and ground line PL 2.
- Capacitor C1 includes, for example, a plurality of capacitor devices connected in series. The plurality of capacitor devices are, for example, electric double layer capacitors.
- the voltage sensor 11 detects a voltage Vc across the capacitor C 1 (hereinafter also referred to as a terminal voltage) Vc and outputs it to the control device 30.
- the temperature sensor 21 detects the temperature T c of the capacitor C 1 (hereinafter also referred to as the capacitor temperature T c), and outputs the detected capacitor temperature T c to the control device 30.
- Connection 46 includes system relays SRC 1 and SRC 2.
- System relay S RC 1 is connected between power line P L 1 A and the positive electrode of capacitor C 1.
- System relay SRC 2 is connected between earth line P L 2 A and the negative electrode of capacitor C 1.
- Power supply line PL 1 A is connected to power supply line PL 1 at node N1.
- Earth line PL 2 A is connected to earth line PL 2 at node N 2.
- System relays SRC 1 and SRC 2 are turned on / off by a signal SEC from controller 30. More specifically, the system relays SRC 1 and SRC 2 are turned on by the H level signal S EC from the control device 30 and turned off by the L level signal S EC from the control device 30.
- Capacitor C 2 smoothes the DC voltage boosted by boost converter 12 and supplies the smoothed DC voltage to inverters 14 and 15.
- the voltage sensor 13 detects the voltage Vm across capacitor C 2 (corresponding to the input voltage of inverters 14 and 15) and outputs the detected voltage Vm to controller 30.
- Resistor R 2 is connected between power supply line PL 1 and ground line PL 2. resistance
- R 2 is provided to consume the residual charge in the capacitor C 2 after the hybrid vehicle 100 stops the power conversion operation.
- the inverter 14 receives the control signal PWMI 1 from the control device 30. Based on the above, the DC voltage is converted into a three-phase AC voltage to drive motor generator MG1. As a result, motor generator MG1 is driven to generate the torque specified by torque command value TR1.
- the inverter 14 also converts the AC voltage generated by the motor generator MG 1 into a DC voltage based on the control signal PWMI 1 from the control device 30 during regenerative braking of the hybrid vehicle 100, and converts the converted DC voltage to the capacitor C. 2 to supply to capacitor C 1 or boost converter 12.
- regenerative braking means braking with regenerative power generation when the driver driving the hybrid vehicle 100 performs foot braking, or turning off the accelerator pedal while driving, although the foot brake is not operated. This includes decelerating (or stopping acceleration) the vehicle while generating regenerative power.
- the inverter 15 converts the DC voltage into an AC voltage based on the control signal PWM I 2 from the control device 30.
- Motor generator MG 2 is driven.
- motor generator MG 2 is driven so as to generate torque specified by torque command value TR 2.
- Inverter 15 also converts the AC voltage generated by motor generator MG 2 into a DC voltage based on control signal PWMI 2 from control device 30 during regenerative braking of hybrid vehicle 100, and converts the converted DC voltage to capacitor C. 2 to supply to capacitor C 1 or boost converter 12.
- Current sensor 24 detects motor current MCRT 1 flowing in motor generator MG 1 and outputs the detected motor current MCRT 1 to control device 30.
- Current sensor 28 detects motor current MCRT 2 flowing in motor generator MG 2 and outputs the detected motor current MCRT 2 to control device 30.
- the control device 30 receives torque command values TR 1 and TR 2 and motor rotational speeds MRN 1 and MRN2 from an external ECU (Electronic Control Unit) (not shown), and signals for instructing the start of the hybrid vehicle 100 Get IG.
- ECU Electronic Control Unit
- control device 30 receives the DC voltage Vb from the voltage sensor 10, receives the voltage Vc across the terminals of the capacitor C1 from the voltage sensor 11 and receives the voltage Vc from the voltage sensor 13. m, receive motor current MCRT 1 from current sensor 24, and receive motor current MCRT 2 from current sensor 28.
- control device 30 determines whether the inverter 15 drives the motor generator MG 2 based on the voltage Vm, the torque command value TR 2 and the motor current MCRT 2 input to the inverter 15.
- a control signal P WM I 2 is generated for switching control (not shown), and the generated control signal PWM I 2 is output to the inverter 15.
- controller 30 increases the voltage based on DC voltage Vb of battery B, voltage Vm input to inverter 14, torque command value TR 1, and motor rotation speed MRN 1.
- a control signal PWMC for switching control of the I GBT element (not shown) of converter 12 is generated, and the generated control signal PWMC is output to boost converter 12.
- control device 30 is based on DC voltage Vb of battery B, voltage Vm input to inverter 15, torque command value TR 2, and motor rotation speed MRN 2.
- a control signal PWMC for switching control of the IGBT element (not shown) of the boost converter 12 is generated, and the generated control signal PWMC is output to the boost converter 12.
- control device 30 converts the AC voltage generated by the motor generator MG 2 based on the voltage Vm, the torque command value TR 2 and the motor current MCRT 2 input to the inverter 15 during regenerative braking of the hybrid vehicle 100 into a DC voltage.
- the control signal PWMI 2 for conversion to is generated, and the generated control signal PWMI 2 is output to the inverter 15.
- the hybrid vehicle 100 stores the electric power necessary for driving the motor generators MG 1 and MG 2 in the cascade mode in the battery B.
- the power stored in the capacitor C 1 is used.
- the battery B and the capacitor C 1 are charged with the electric power generated when the motor generators MG 1 and MG 2 are driven in the regeneration mode.
- a large-capacity electric double layer capacitor as the capacitor constituting the capacitor C 1, it is possible to quickly supply power to the motor generators MG 1 and MG 2 and to improve the responsiveness when driving the motor. As a result, the running performance of the vehicle can be ensured.
- Hybrid vehicle 100 further includes a power input / output unit 40.
- Power input / output unit 40 includes a connector 42, a power supply line PL 1 B, and a ground line PL2B.
- a charging / discharging device 50 is connected to the connector 42.
- One end and the other end of power supply line PLIB are connected to power supply line PL1A and connector 42, respectively.
- One end and the other end of earth line P L 2 B are connected to earth line P L 2 A and connector 42, respectively.
- Charging / discharging device 50 includes a power line PL 1 C, a ground line PL 2 C, a current sensor 54, a power storage device 58, an AC / DC converter 60, and a plug 62.
- power supply line PL 1 C is connected to power supply line PL 1 B via connector 42, and the other end of power supply line PL 1 C is connected to power storage device 58.
- One end of ground line P L 2 C is connected to ground line P L 2 B through connector 42, and the other end of ground line PL 2 C is connected to power storage device 58.
- Current sensor 54 detects the current flowing through ground line P L 2 B and outputs the detected current I ch to control device 30.
- the control device 30 changes the control signal P WM ch according to the current I ch.
- the charging / discharging device 50 and the hybrid vehicle 100 each have two signal lines that connect the current sensor 54 and the control device 30 when the charging / discharging device 50 is connected to the connector 42. As a result, the control device 30 can acquire information on the current I ch from the current sensor 54.
- ACZDC converter 60 converts an AC voltage (for example, AC 100V) from commercial power supply 74 into a DC voltage and supplies the DC voltage to power storage device 58.
- the power storage device 58 is an AC / DC Stores DC power supplied from barter 60.
- the power storage device 58 changes the voltage between the power supply line PL 1 C and the ground line PL 2 C according to the control signal PWMch. As a result, the power storage device 58 charges the battery B and the capacitor C 1 using the power stored therein, and stores the power from the battery B and the capacitor C 1 therein.
- the power storage device 58 and the capacitor C 1 charge and discharge each other.
- the power storage device 58 and the battery B charge and discharge each other.
- the battery B and the capacitor C 1 carry current due to charging / discharging. As a result, heat is generated inside battery B and inside capacitor C1. Thereby, the temperature of battery B and capacitor C1 can be raised.
- controller 30 When the controller 30 detects that the charging / discharging device 50 is connected to the connector 42, it controls the system relays SRB 2, SRB 3, SRC 1, and S R C 2 and the power storage device 58. Control device 30 further controls boost converter 12 when battery B, charging / discharging device 50, and force S are mutually charged / discharged.
- FIG. 2 is a functional block diagram of the control device 30 of FIG.
- control device 30 includes a converter control unit 31, a first inverter control unit 32, a second inverter control unit 33, and a power input / output control unit 34.
- Converter control unit 31 is connected to DC voltage Vb of battery B, voltage Vc across terminals of capacitor C1, voltage Vm, torque command values TR1 and TR2, and motor rotation speeds MRNl and MRN2. Based on this, the control signal PWMC for controlling the boost converter 12 is generated.
- First inverter control unit 32 generates control signal PWMI 1 based on torque command value T R 1 of motor generator MG 1, motor current MCRT 1 and voltage Vm.
- Second inverter control unit 33 generates control signal PWMI 2 based on torque command value TR 2 of motor generator MG 2, motor current MCRT 2 and voltage Vm.
- the power input / output control unit 34 determines the driving state of the motor generators MG1 and MG2 based on the torque command values TR1 and TR2 and the motor rotation speeds MRN1 and MRN2, and performs the hybrid operation according to the signal IG.
- the H level signal IG is a signal that means that the hybrid vehicle 100 has been started
- the L level signal IG is a signal that means that the hybrid vehicle 100 has been stopped. .
- the signal IG level being L level is referred to as “signal IG is in the OFF state”
- the signal IG level being H level is referred to as “signal IG is in the ON state”.
- the power input / output control unit 34 when the driving state of the motor generators MG 1 and MG 2 is stopped and the signal IG indicates that the hybrid vehicle 100 is stopped, the temperature T b , Tc is executed if either one of them is lower than the specified value. In this case, the power input / output control unit 34 outputs the signals S E B and S E C and outputs the control signal PWM ch based on the current I c h.
- the power input / output control unit 3 4 operates when the driving state of the motor generators MG 1 and MG 2 is in an operating state, or when the signal IG indicates that the hybrid vehicle is in operation, and the battery B DC When the voltage Vb and the voltage Vc between the terminals of the capacitor C1 are both higher than a predetermined level, the charging operation is not performed. In these cases, power input / output control unit 3 4 generates control signal C T L 0 to cause boost converter 12 and inverters 14 and 15 to perform normal operations during vehicle operation.
- FIG. 3 is a block diagram of the power storage device 58 of FIG.
- power shell storage device 5 8 includes a power storage unit 5 8 A and a voltage converter 5 8 B.
- Power storage unit 58 A is charged by receiving voltage V 1 (DC voltage) output from AC / DC converter 60.
- Voltage converter 5 8 B converts voltage V 1 input from power storage unit 5 8 A and outputs voltage V 2. Voltage converter 5 8 B raises or lowers voltage V 2 based on control signal PWM kh from control device 30 shown in FIG.
- FIG. 4 is a diagram showing a path of a current flowing in the hybrid vehicle 100 when electric power is supplied from the charge / discharge device 50 to the hybrid vehicle 100.
- a current flows from charging / discharging device 50 to hybrid vehicle 10 0 in power supply line PL 1 B.
- the current flowing in the power line PL 1 B is divided into the current flowing in the capacitor C 1 and the current flowing in the battery B in the power line PL 1 A. Divided.
- the control device 30 controls the system main relays SRB 2, SRB 3, SRC 1, and SRC 2, so that a current can flow through only one of the capacitor C 1 and the battery B.
- the current flowing through power line PL 1 A and system relay SRC 1 is input to capacitor C 1 and flows through capacitor C 1.
- the current output from the negative electrode of the capacitor C 1 flows in the order of the system relay SRC 2 and the ground line P L 2 B, and returns to the power storage device 58.
- the current flowing through power supply line PL 1 A and power supply line PL 1 is input in the order of step-up converter 12, system relay SRB 2, and battery B positive electrode.
- the current flowing through battery B is output from the negative electrode of battery B.
- the current from the negative electrode of battery B passes through system relay SRB 3 and boost converter 12 and is input to ground line P L 2.
- the current input to the ground line P L 2 flows in the order of the ground lines PL 2A and PL 2 B, and returns to the power storage device 58.
- FIG. 5 is a flowchart showing the temperature rise control performed by the control device 30 of FIG. The process of this flowchart is called and executed from a predetermined main routine every predetermined time or every time a predetermined condition is satisfied.
- control device 30 determines whether or not signal IG is in the off state (step S 1).
- signal IG is in the off state (YES in step S1)
- control device 30 determines whether or not charging / discharging device 50 is connected (step S2).
- control device 30 If signal IG is on (NO in step S1), control device 30 does not perform the temperature rise control process. In this case, the entire process ends.
- step S 3 control device 30 determines whether or not temperature T c of capacitor C 1 is higher than threshold value T 1. . If charging / discharging device 50 is not connected in step S2 (NO in step S2), control device 30 does not perform the temperature increase control process. In this case, the entire process ends. Whether or not the charging / discharging device 50 is connected may be determined by, for example, providing a detection switch on the connector 42 and turning on / off the switch. Alternatively, the signal from the current sensor 54 (current I It may be determined whether or not (ch information) is input to the control device 30.
- control device 30 executes the process of step S4.
- control device 30 executes the process of step S6.
- step S4 the control device 30 outputs the signal SEC and connects the system relays (SRC 1, SRC 2) on the capacitor C 1 (capacitor) side. Subsequently, in step S5, the control device 30 outputs the control signal PWMch to change the output voltage (voltage V2 shown in FIG. 3) of the power storage device 58. As a result, the control device 30 executes the temperature rise control of the capacitor C1.
- control device 30 controls voltage converter 58 B to increase voltage V 2
- a current flows from power storage unit 58 A to power supply line PL 1 C. .
- This charges the capacitor C1.
- the control device 30 controls the voltage converter 58 B so as to reduce the voltage V 2.
- a current flows from power supply line PL 1 C to power storage unit 58A.
- This discharges capacitor C1.
- Heat is generated inside the capacitor C 1 by charging and discharging the capacitor C 1. This increases the temperature of the capacitor C1.
- step S 5 When charging and discharging of the capacitor C 1 are performed a predetermined number of times (may be once or multiple times) in step S 5, the process of step S 3 is executed again.
- control device 30 determines whether or not temperature B of battery B is higher than threshold value T2. When it is determined that the temperature T b is lower than the threshold T 2
- control device 30 executes the process of step S7.
- step S7 the control device 30 outputs a signal SEB to connect the system relay (SRB 2, SRB 3) on the battery B side. Subsequently, in step S8, control device 30 executes the temperature rise control of battery B. Temperature rise control at step S8 The process is the same as the temperature raising process in step S5. However, control device 30 may charge / discharge battery B by controlling step-up converter 12 instead of voltage converter 5 8 B in FIG. 3 (by changing voltage Vm).
- step S8 When the battery B is charged and discharged a predetermined number of times in step S8, the process of step S3 is executed again.
- step S 6 If it is determined in step S 6 that temperature T b is equal to or higher than threshold value T 2 (NO in step S 6), the temperature increase control process ends.
- the power supply device for a vehicle will be described comprehensively as follows.
- the power supply installed in the hybrid vehicle 100 is configured to input power between the chargeable / dischargeable capacitor C1 and the charge / discharge device 50 installed outside the hybrid vehicle 100 and the capacitor C1.
- the power input / output unit 40 for output, the temperature sensor 21 for detecting the temperature T c of the capacitor C 1, and the rise of the capacitor C 1 based on the detection result (temperature T c) of the temperature sensor 21
- the capacitor C 1 And a control device 30 for raising the temperature.
- battery B and capacitor C 1 are raised by transferring power between a power storage device (battery B and capacitor C 1) provided in hybrid vehicle 100 and an external charging / discharging device. Can be warmed. As a result, even when all of the plurality of power storage devices provided in the hybrid vehicle 100 are fully charged, power is not consumed by the loads such as the inverters 14 and 15 (stored in the battery B and the capacitor C 1). Multiple power storage devices can be heated up (without wastefully reducing power).
- charging / discharging device 50 performs a voltage conversion between power storage unit 58 A that stores electric power exchanged with capacitor C 1, and between power storage unit 58 A and power input / output unit 40. Including such a voltage converter 5 8 B.
- the control device 30 controls the voltage converter 5 8 B so that the voltage V 2 of the power input / output unit 40 is increased to flow current from the power storage unit 5 8 A to the capacitor C 1, and the power input / output unit
- the voltage converter 5 8 B is controlled so that the voltage V 2 of 40 decreases, and a current is passed from the capacitor C 1 to the power storage unit 5 8 A. Increase the temperature of capacitor C1.
- charging / discharging device 50 further includes an AC ZDC converter 60 that converts AC power from commercial power supply 74 into DC power and supplies the DC power to power storage unit 58 A.
- the battery B and the capacitor C 1 may be replaced, and the temperature sensor 21 may be replaced with the temperature sensor 20. In this case, the same effect as described above can be obtained for battery B.
- the power supply device connects battery B that can be charged / discharged to / from charge / discharge device 50 through power input / output unit 40, capacitor C1, and power input / output unit 40. 6 and a connection part 44 connecting the capacitor C1 and the power input / output part 40.
- Control device 30 selects the power storage device to be heated from capacitor C 1 and battery B, and selects the connection portion corresponding to the power storage device to be heated from connection portions 4 4 and 4 6. Set to connected state. Thus, only the power storage device that needs to be raised among the plurality of power storage devices can be heated.
- the temperature of the battery and the capacitor is started.
- the battery and the power storage device may be cooled because the hybrid vehicle 100 is stopped.
- the temperature increase control process is repeated many times while the hybrid vehicle 100 is stopped, so that the power from the commercial power supply may be wasted. The following modification can solve such a problem.
- FIG. 6 is a diagram showing a configuration of a modification of the first embodiment.
- hybrid vehicle 1 0 0 0 It differs from the hybrid automobile 100 in that it includes the control device 3 OA.
- FIG. 7 is a functional block diagram of the control device 3 OA of FIG.
- control device 30A is different from control device 30 in that power input / output control unit 34A is provided instead of power input / output control unit 34.
- the set time ST set by the operator and the current time CT are input to the control device 3OA as the scheduled start time of the hybrid vehicle.
- the control device 3 OA may have a clock inside itself.
- the current time CT is information generated inside the control device 30A.
- the power input / output control unit 34 A calculates the time required for the temperature rise control based on the battery temperature Tb and / or the capacitor temperature Tc.
- the time change rate of battery temperature Tb when a predetermined current flows through battery temperature Tb and the time change rate of capacitor temperature Tc when a predetermined current flows through capacitor C1 are obtained in advance.
- the power input / output control unit 34A compares the temperature rise start time obtained from the set time ST and the time required for the temperature rise control with the current time CT. Then, when the current time CT reaches the temperature rise start time, the power input / output control unit 34 A outputs signals S EB, SEC, PWMch, etc. in order to execute the temperature rise control process.
- FIG. 8 is a flowchart showing the temperature rise control performed by the control device 3OA in FIG.
- the processing of steps S 1 and S 2 shown in FIG. 8 is the same as the processing of steps SI and S 2 shown in FIG. Therefore, in the following, the description of steps S1 and S2 will not be repeated, and the processing after step S2 will be described.
- step S 11 when charge / discharge device 50 is connected (YES in step S 2), the process of step S 11 is executed.
- the control device 3 OA determines whether there is a schedule setting.
- control device 30A receives set time ST (YES in step S11), it calculates the temperature rise time (step S12).
- control device 3 OA When control device 3 OA needs to increase the temperature of only one of capacitor C 1 and battery B, it calculates only the temperature increase time of the storage device targeted for temperature increase. If both capacitor C1 and battery B need to be heated, controller 3 OA Calculate the temperature rise time of battery B, and calculate the total of these temperature rise times.
- control device 30A executes the temperature rise control process for capacitor C1 and / or battery B (step S10).
- step S10 the temperature rise control process for capacitor C1 and / or battery B
- step S14 the process of step S14 is executed again.
- step S 1 0 the entire process ends.
- the controller 30 increases the capacitor C 1 (and / or battery B) from the current temperature to the target temperature based on the state of the capacitor C 1 (and Z or battery B).
- the heating time required for this is calculated (step S 1 2).
- control device 30 calculates the temperature rise start time based on the input set time ST and the temperature rise time (step S 13).
- Control device 30 starts increasing the temperature of capacitor C 1 (and / or battery B) when current time C T reaches the temperature increase start time (step S 10).
- the operator can start the hybrid vehicle in a state where the capacitor or the battery is warmed by setting the scheduled start time of the hybrid vehicle in advance, and the temperature raising process can be performed once. I can do it. Therefore, it is possible to prevent wasteful consumption of power from the commercial power source.
- the charging / discharging device 50 may be configured to charge only the capacitor C 1 and the battery B.
- the control device 30 raises the temperature of capacitor C 1 (and battery B) by starting charging of capacitor C 1 (and battery B) from charging / discharging device 50 at the temperature rise start time.
- the power supply device according to the second embodiment has the same configuration as the power supply device according to the first embodiment. However, the configuration of the charging / discharging device connected to the power supply device is different between the first embodiment and the second embodiment.
- FIG. 9 is a diagram showing a configuration of a charge / discharge device connected to the power supply device according to Embodiment 2 of the present invention.
- the DC / DC converter 64 converts the voltage output from the solar battery 76 or the wind power generator 78 into a predetermined voltage (voltage VI shown in FIG. 3). As a result, the power storage device 58 stores the power obtained by the power generation by the solar cell 76 or the wind power generator 78.
- connection form between the power storage unit and the charge / discharge device of the power supply device according to the present embodiment is not limited to the form shown in FIG.
- FIG. 10 is a diagram for explaining another example of the connection form between the power supply device and the charge / discharge device according to the second embodiment.
- hybrid vehicle 100 B is different from hybrid vehicle 100 in that it further includes an AC connection 48.
- AC connection 48 is connected to motor generators MG 1 and MG 2.
- the motor generators MG 1 and MG 2 are, for example, three-phase AC synchronous motors.
- Motor generator MG1 includes a three-phase coil consisting of U-phase coil U1, V-phase coil VI and W-phase coin W1, as a stator coil.
- Motor generator MG 2 has a three-phase coil consisting of U-phase coil U2, V-phase coil V2, and W-phase coil W2. Included as
- AC connection 48 is connected to neutral point P1 of each phase coil of motor generator MG1 and neutral point P2 of each phase coil of motor generator MG2.
- AC connection unit 48 converts the DC power received from power supply line P L 1 B and ground line P L 2 B into AC power and provides it to motor generators MG 1 and MG 2.
- control device 30 controls inverters 14 and 15 so that the AC power from AC connection 48 is converted to DC power.
- control device 30 controls inverters 14 and 15 so that AC power from AC connection unit 48 is converted to DC power.
- control device 30 shown in FIG. 10 is the same as the configuration shown in FIG. Referring to FIG. 2, the power input / output control unit 3 4 generates a control signal CTL 1 in response to the input of an AC voltage, and is given from the outside by cooperative control of the inverters 14 and 15. The AC voltage is converted to a DC voltage and boosted to charge battery B (or capacitor C 1).
- FIG. 11 is a diagram illustrating another configuration example of a hybrid vehicle including the power supply device according to the present embodiment.
- hybrid vehicle 100C is further different from hybrid vehicle 100 in that it further includes an inverter 16 and a motor generator MG3.
- the inverter 16 is connected between the power line P L 1 and the ground line P L 2 in the same manner as the inverters 14 and 15.
- Motor generator MG 3 receives electric power from inverter 16 and rotates the rear wheel (not shown) of the hybrid vehicle 1 ⁇ .
- the front wheels are driven by the driving force of the engine ENG.
- the power of the engine is generated between the axle and the power generation by the power split mechanism.
- the present invention also applies to series-type hybrid vehicles that use an engine to drive a generator and generate axle driving force only with a motor that uses the power generated by the generator, and electric vehicles that run only with a motor. Applicable.
- the embodiment disclosed this time should be considered as illustrative in all points and not restrictive.
- the scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/310,732 US20090315518A1 (en) | 2006-10-16 | 2007-09-28 | Power supply device and vehicle |
KR1020097010033A KR101113191B1 (ko) | 2006-10-16 | 2007-09-28 | 전원장치 및 차량 |
CN2007800386217A CN101529644B (zh) | 2006-10-16 | 2007-09-28 | 电源装置和车辆 |
EP07829263A EP2058894A4 (en) | 2006-10-16 | 2007-09-28 | FEEDING DEVICE AND VEHICLE THEREFOR |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006-281534 | 2006-10-16 | ||
JP2006281534A JP5011940B2 (ja) | 2006-10-16 | 2006-10-16 | 電源装置、および車両 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008047615A1 true WO2008047615A1 (fr) | 2008-04-24 |
Family
ID=39313854
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2007/069525 WO2008047615A1 (fr) | 2006-10-16 | 2007-09-28 | Dispositif d'alimentation et véhicule associé |
Country Status (6)
Country | Link |
---|---|
US (1) | US20090315518A1 (ja) |
EP (1) | EP2058894A4 (ja) |
JP (1) | JP5011940B2 (ja) |
KR (1) | KR101113191B1 (ja) |
CN (1) | CN101529644B (ja) |
WO (1) | WO2008047615A1 (ja) |
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FR2941066A1 (fr) * | 2009-01-09 | 2010-07-16 | Peugeot Citroen Automobiles Sa | Dispositif d'assistance electrique destine a un vehicule hybride |
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Also Published As
Publication number | Publication date |
---|---|
JP5011940B2 (ja) | 2012-08-29 |
KR20090069193A (ko) | 2009-06-29 |
CN101529644B (zh) | 2011-08-24 |
CN101529644A (zh) | 2009-09-09 |
JP2008098098A (ja) | 2008-04-24 |
US20090315518A1 (en) | 2009-12-24 |
KR101113191B1 (ko) | 2012-02-16 |
EP2058894A4 (en) | 2011-05-04 |
EP2058894A1 (en) | 2009-05-13 |
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