The invention relates to the technical field of vehicle radiators, and discloses a jet type refrigeration electric vehicle heat management system which comprises a compressor and an external heat exchanger, the external heat exchanger is connected with an evaporator through a first electronic expansion valve, the evaporator communicates with the compressor, and the external heat exchanger communicates with a three-way valve; the three-way valve is connected with a first battery cooler through a second electronic expansion valve, the first battery cooler and the three-way valve are both communicated with an ejector, the ejector is communicated with a gas-liquid separator, a gas outlet of the gas-liquid separator is communicated with an inlet of a compressor, and a liquid outlet of the gas-liquid separator is connected with a second battery cooler through a third electronic expansion valve. The second battery cooler is in communication with an ejector fluid inlet of the ejector. The invention further discloses a control method of the thermal management system of the injection type refrigeration electric automobile. According to the thermal management system of the injection type refrigeration electric automobile and the control method of the thermal management system, the cooling capacity requirement when the automobile is in different states can be met, and the system can respond in time when the load fluctuation is large.
本发明涉及车辆散热器技术领域,公开了一种喷射式制冷电动汽车热管理系统,包括压缩机和外部换热器,外部换热器通过第一电子膨胀阀连有蒸发器,蒸发器与压缩机连通,外部换热器与三通阀连通,三通阀通过第二电子膨胀阀连有第一电池冷却器,第一电池冷却器和三通阀均与喷射器连通,喷射器与气液分离器连通,气液分离器的出气口与压缩机的进口连通,气液分离器的出液口通过第三电子膨胀阀连有第二电池冷却器,第二电池冷却器与喷射器的引射流体入口连通。本发明还公开了一种喷射式制冷电动汽车热管理系统控制方法。本发明喷射式制冷电动汽车热管理系统及其控制方法,可实现车辆处于不同状态时的冷量需求,且负荷波动较大时系统能够及时响应。
Jet type refrigeration electric vehicle thermal management system and control method thereof
喷射式制冷电动汽车热管理系统及其控制方法
2023-10-13
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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