The invention discloses a battery electric vehicle thermal management system and a control method thereof, and the thermal management system comprises a heat pump refrigerant cycle, a cabin heating cycle, an electric drive cooling liquid cycle and a battery cooling liquid cycle. A plurality of working modes including a heat pump cabin heating mode, a heat pump cabin heating mode using electric drive waste heat, an electric drive waste heat cabin heating mode, an electric drive waste heat battery heating mode, a cabin air conditioner refrigeration and electric drive battery radiator cooling mode and a cabin air conditioner refrigeration and battery water chiller and electric drive radiator cooling mode can be achieved. Various heat management requirements under the all-weather condition are covered, and energy consumption is reduced through reasonable waste heat utilization.
本发明公开了一种纯电动汽车热管理系统及其控制方法,热管理系统包括热泵制冷剂循环、座舱加热循环、电驱冷却液循环和电池冷却液循环,能够实现热泵加热座舱模式、热泵利用电驱余热加热座舱模式、电驱余热加热座舱模式、电驱余热加热电池模式、座舱空调制冷和电驱电池散热器冷却模式、座舱空调制冷和电池冷水机制冷以及电驱散热器冷却模式在内的多个工作模式,涵盖了全天候状况下多种热管理需求,并通过合理的余热利用降低了能耗。
Thermal management system of pure electric vehicle and control method of thermal management system
一种纯电动汽车热管理系统及其控制方法
29.08.2023
Patent
Elektronische Ressource
Chinesisch
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / 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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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 |
Europäisches Patentamt | 2023
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