To provide a battery temperature control system capable of controlling temperatures of a plurality of battery cells and an external heat medium and also reducing temperature variance among the plurality of battery cells.SOLUTION: A first refrigerant circuit 1 has a first compressor 10, a battery heat exchanger 11, a fixed diaphragm 12, a first refrigerant/cooling water heat exchanger 4, a first expansion valve 13, and an outside air heat exchanger 14 connected in this order through a first refrigerant flow passage 15. The first refrigerant circuit 1 is brought under switching control over a circulation path switch part 16 by a control part 6 to operate in a battery cooling mode for cooling a plurality of battery cells, a battery warming-up mode for heating the plurality of battery cells, a cooling water heating battery temperature leveling mode for heating cooling water and also leveling temperatures of the plurality of battery cells, or a heat medium cooling battery temperature leveling mode for cooling the cooling water and also leveling the temperatures of the plurality of battery cells.SELECTED DRAWING: Figure 1
【課題】複数の電池セル及び外部の熱媒体の温度調整が可能で、かつ複数の電池セル間で温度バラツキを低減させることができる電池温調システムを提供する。【解決手段】第1冷媒回路1では、第1圧縮機10、電池熱交換器11、固定絞り12、第1冷媒/冷却水熱交換器4、第1膨張弁13及び外気熱交換器14がこの順で第1冷媒流路15により接続されている。第1冷媒回路1は、制御部6による循環経路切替部16の切替制御により、複数の電池セルを冷却する電池冷却モード、複数の電池セルを加熱する電池暖機モード、冷却水を加熱するとともに複数の電池セルを均温化する冷却水加熱電池均温化モード及び冷却水を冷却するとともに複数の電池セルを均温化する熱媒体冷却電池均温化モードで作動する。【選択図】図1
BATTERY TEMPERATURE CONTROL SYSTEM AND HEAT MANAGEMENT SYSTEM FOR VEHICLE
電池温調システム及び車両用熱マネジメントシステム
2024-01-18
Patent
Electronic Resource
Japanese
IPC: | F25B Kältemaschinen, Kälteanlagen oder Kälteverfahren , REFRIGERATION MACHINES, PLANTS, OR SYSTEMS / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY |
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