The invention relates to the field of electric vehicle thermal management, and provides an electric vehicle double-shunt thermal management system which comprises a refrigerant loop, a cooling liquid loop and a battery loop, the refrigerant loop is connected with the cooling liquid loop and the battery loop, and the cooling liquid loop is connected with the battery loop; the refrigerant loop comprises a gas-liquid separator, a compressor, a water-cooling condenser, a first stop valve, a first throttling mechanism, a first heat exchange device, a second throttling mechanism, a second heat exchange device, a one-way valve, a second stop valve, a third throttling mechanism and an evaporator. And the refrigerant flowing through the first heat exchange device or/and the evaporator passes through the gas-liquid separator and then returns to the compressor to complete refrigerant circulation. Heat pump heating is achieved, heat is absorbed from air, waste heat is fully utilized, the energy efficiency of the heat management system is improved, and the refrigerant loop can be conveniently configured into different working modes.
本发明提供了一种涉及电动汽车热管理领域的电动汽车双分流热管理系统,包括制冷剂回路、冷却液回路以及电池回路,所述制冷剂回路分别连接所述冷却液回路和所述电池回路,所述冷却液回路连接所述电池回路;制冷剂回路包括气液分离器、压缩机、水冷冷凝器、第一截止阀、第一节流机构、第一换热装置、第二节流机构、第二换热装置、单向阀、第二截止阀、第三节流机构以及蒸发器,流经第一换热装置或/和蒸发器的制冷剂经过气液分离器再回到压缩机中完成制冷剂循环。本发明实现热泵加热,从空气吸热,充分利用余热,提高热管理系统能效,制冷剂回路便于配置成不同的工作模式。
Double-shunting heat management system of electric automobile
电动汽车双分流热管理系统
2022-04-22
Patent
Electronic Resource
Chinese
IPC: | 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 |
Electric automobile heat management system and electric automobile
European Patent Office | 2020
|Engineering Index Backfile | 1921