JP2022180153A - 電気自動車用の熱管理システム - Google Patents
電気自動車用の熱管理システム Download PDFInfo
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- JP2022180153A JP2022180153A JP2021087094A JP2021087094A JP2022180153A JP 2022180153 A JP2022180153 A JP 2022180153A JP 2021087094 A JP2021087094 A JP 2021087094A JP 2021087094 A JP2021087094 A JP 2021087094A JP 2022180153 A JP2022180153 A JP 2022180153A
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- motor
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- outside air
- heat medium
- heat exchanger
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- 238000010438 heat treatment Methods 0.000 claims abstract description 26
- 239000003570 air Substances 0.000 description 116
- 238000000034 method Methods 0.000 description 8
- 238000001816 cooling Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 239000012080 ambient air Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00007—Combined heating, ventilating, or cooling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/14—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant otherwise than from cooling liquid of the plant, e.g. heat from the grease oil, the brakes, the transmission unit
- B60H1/143—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant otherwise than from cooling liquid of the plant, e.g. heat from the grease oil, the brakes, the transmission unit the heat being derived from cooling an electric component, e.g. electric motors, electric circuits, fuel cells or batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00357—Air-conditioning arrangements specially adapted for particular vehicles
- B60H1/00385—Air-conditioning arrangements specially adapted for particular vehicles for vehicles having an electrical drive, e.g. hybrid or fuel cell
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
- B60H1/00885—Controlling the flow of heating or cooling liquid, e.g. valves or pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00814—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation
- B60H1/00878—Control systems or circuits characterised by their output, for controlling particular components of the heating, cooling or ventilating installation the components being temperature regulating devices
- B60H1/00899—Controlling the flow of liquid in a heat pump system
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/02—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant
- B60H1/03—Heating, cooling or ventilating [HVAC] devices the heat being derived from the propulsion plant and from a source other than the propulsion plant
-
- 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
-
- 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
- B60K11/00—Arrangement in connection with cooling of propulsion units
- B60K11/02—Arrangement in connection with cooling of propulsion units with liquid cooling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00271—HVAC devices specially adapted for particular vehicle parts or components and being connected to the vehicle HVAC unit
- B60H2001/00307—Component temperature regulation using a liquid flow
-
- 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
- B60K2001/003—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units
- B60K2001/006—Arrangement or mounting of electrical propulsion units with means for cooling the electrical propulsion units the electric motors
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
Description
Claims (3)
- 走行用のモータと、
熱媒で前記モータを冷却するモータ冷却器と、
前記熱媒と外気の間で熱交換する外気熱交換器と、
前記熱媒の熱を用いて車室を温める暖房器と、
前記モータ冷却器と前記外気熱交換器と前記暖房器を接続しており前記熱媒が流れる循環路と、
前記循環路に接続されており、前記外気熱交換器と前記暖房器の間を前記熱媒が循環するとともに前記外気熱交換器と前記モータ冷却器との間で前記熱媒の流れを遮断する第1弁位置と、前記外気熱交換器と前記モータ冷却器の間を前記熱媒が循環するとともに前記外気熱交換器と前記暖房器の間で前記熱媒の流れを遮断する第2弁位置と、を選択可能な切換弁と、
前記切換弁を制御する制御器と、
を備えており、
前記制御器は、前記暖房器を作動させる暖房モードにおいて、
前記モータの温度(モータ温度)が所定のモータ温度閾値を下回っている間は前記切換弁を前記第1弁位置に設定し、前記モータ温度が前記モータ温度閾値を上回っている間は前記切換弁を前記第2弁位置に設定し、
前記モータの負荷または負荷予測値が所定の負荷閾値を超えた場合、前記モータ温度に関わらずに予め定められた保持時間の間、前記切換弁を前記第2弁位置に保持する、電気自動車の熱管理システム。 - 前記制御器は、
(1)前記モータ温度が前記モータ温度閾値を超えた頻度、
(2)前記モータ温度が前記モータ温度閾値を下回った時刻から次に前記モータ温度閾値を超えるまでの時間間隔、
(3)所定時間の間の前記モータの出力の積算値、
(4)所定時間の間の前記モータ温度の上昇率、
(5)前記電気自動車の予定走行経路、
のいずれかに基づいて前記負荷または前記負荷予測値を決定する、請求項1に記載の熱管理システム。 - 前記暖房器は、気化させた別の熱媒を用いて前記熱媒から熱を吸収するヒートポンプ機構を備えている、請求項1または2に記載の熱管理システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021087094A JP7529615B2 (ja) | 2021-05-24 | 2021-05-24 | 電気自動車用の熱管理システム |
CN202210422643.XA CN115384263A (zh) | 2021-05-24 | 2022-04-21 | 电动汽车用的热管理系统 |
US17/729,705 US11897315B2 (en) | 2021-05-24 | 2022-04-26 | Thermal management system for battery electric vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021087094A JP7529615B2 (ja) | 2021-05-24 | 2021-05-24 | 電気自動車用の熱管理システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022180153A true JP2022180153A (ja) | 2022-12-06 |
JP7529615B2 JP7529615B2 (ja) | 2024-08-06 |
Family
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JP2021087094A Active JP7529615B2 (ja) | 2021-05-24 | 2021-05-24 | 電気自動車用の熱管理システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US11897315B2 (ja) |
JP (1) | JP7529615B2 (ja) |
CN (1) | CN115384263A (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7529615B2 (ja) * | 2021-05-24 | 2024-08-06 | トヨタ自動車株式会社 | 電気自動車用の熱管理システム |
JP2022190760A (ja) * | 2021-06-15 | 2022-12-27 | トヨタ自動車株式会社 | 熱管理システム |
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2021
- 2021-05-24 JP JP2021087094A patent/JP7529615B2/ja active Active
-
2022
- 2022-04-21 CN CN202210422643.XA patent/CN115384263A/zh active Pending
- 2022-04-26 US US17/729,705 patent/US11897315B2/en active Active
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JP7529615B2 (ja) | 2024-08-06 |
CN115384263A (zh) | 2022-11-25 |
US20220371404A1 (en) | 2022-11-24 |
US11897315B2 (en) | 2024-02-13 |
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