The invention provides an electric vehicle low-temperature charging and heating system and a control method thereof. The low-temperature charging and heating system for the electric vehicle comprises a motor configured to provide torque for driving the electric vehicle to advance for the electric vehicle; a power battery; a fan; a graphene electric heating sheet; the cooling loop comprises a main circuit, a first branch circuit and a second branch circuit, the main circuit comprises a second water pump and a warm air core body, the main circuit flows through the motor, the first branch circuit comprises a first water pump, the first branch circuit flows through the power battery, the first branch circuit and the second branch circuit are connected in parallel, and the main circuit can selectively communicate with the first branch circuit or the second branch circuit; the fan is arranged corresponding to the warm air core body and blows air subjected to heat exchange by the warm air core body to a passenger compartment; the graphene electric heating sheet comprises a battery heating sheet and a seat heating sheet. According to the low-temperature charging and heating system of the electric vehicle, the battery temperature and the passenger compartment temperature under the low-temperature condition can be rapidly increased, and the user experience is improved.
本发明提供了一种电动车低温充电及采暖系统及其控制方法。该电动车低温充电及采暖系统,包括:电机,被配置为向电动车提供驱动车辆行进的扭矩;动力电池;风机;石墨烯电加热片;以及冷却回路,冷却回路包括主路,第一支路和第二支路,主路包括第二水泵和暖风芯体,主路流经电机,第一支路包括第一水泵,第一支路流经动力电池,第一支路和第二支路并联,主路能够选择地与第一支路或第二支路连通,风机对应暖风芯体设置,并将经过暖风芯体换热后的空气吹向乘员舱;石墨烯电加热片包括电池加热片和座椅加热片。本发明的技术方案的电动车低温充电及采暖系统,能够快速提升低温状况下的电池温度和乘员舱温度,提高用户使用体验。
Electric vehicle low-temperature charging and heating system and control method thereof
电动车低温充电及采暖系统及其控制方法
2022-07-22
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 / B60N SEATS SPECIALLY ADAPTED FOR VEHICLES , Sitze besonders für Fahrzeuge ausgebildet / 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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