The invention relates to a cooling control device and a cooling control method for an electric vehicle. The device comprises a vehicle control unit, an integrated heat exchanger, and a compressor and a high-pressure system refrigeration driver which are connected with the vehicle control unit, wherein the integrated heat exchanger is provided with a first channel and a second channel, the first channel is connected with the compressor and a refrigerating circuit of an electric automobile, the second channel is connected with a high-pressure system cooling circuit of the electric automobile, and the high-pressure system cooling circuit is provided with a first cooling medium; the high-pressure system refrigeration driver drives the first cooling medium to flow in the high-pressure system cooling loop and the second channel. The vehicle control unit controls the compressor and the high-pressure system refrigeration driver to be started when the high-pressure system cooling starting condition is met. According to the device, heat exchange is achieved through the first channel and the second channel of the integrated heat exchanger, the cooling temperature of a refrigerant in the first channel is conducted to the second channel, a high-pressure system cooling loop is cooled, and a high-pressure system of the electric automobile is cooled.
本申请涉及一种电动汽车的冷却控制装置和冷却控制方法。所述装置包括:整车控制器,集成换热器,与整车控制器连接的压缩机和高压系统制冷驱动器。集成式换热器设置有第一通道和第二通道,第一通道与压缩机和电动汽车的制冷回路连接,第二通道与电动汽车的高压系统冷却回路连接,高压系统冷却回路设置有第一冷却介质,高压系统制冷驱动器驱动第一冷却介质在高压系统冷却回路和第二通道内流动。整车控制器在达到高压系统降温启动条件时,控制压缩机和高压系统制冷驱动器启动。该装置利用集成式换热器的第一通道和第二通道实现热交换,将第一通道内制冷剂的冷却温度传导给第二通道,对高压系统冷却回路进行冷却,实现对电动汽车的高压系统的降温。
Cooling control device and cooling control method for electric vehicle
电动汽车的冷却控制装置和冷却控制方法
2021-11-19
Patent
Elektronische Ressource
Chinesisch
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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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