The invention relates to an electric vehicle temperature adjusting device, a control system thereof and an electric vehicle, the control system realizes temperature regulation and control of the electric vehicle temperature adjusting device through an interlock relay, the interlock relay comprises a coil part, a normally closed contact and a normally open contact, one contact is connected with a refrigeration control branch, the other contact is connected with a heating control branch; a coil of a refrigeration control switch is arranged on the refrigeration control branch in series, and a contact of the refrigeration controller switch is used for being arranged on the compressor power supply branch in series; a coil of a heating control switch is arranged on the heating control branch inseries, and a contact of the heating control switch is used for being arranged on the PTC power supply branch in series. According to the invention, the system can only be in a refrigeration state ora heating state or does not work at one moment, refrigeration and heating are prevented from working at the same time, energy waste is prevented, and safety is improved.
本发明涉及一种电动汽车温度调节装置及其控制系统和电动汽车,该控制系统通过互锁继电器实现对电动汽车温度调节装置的温度调控,互锁继电器包括线圈部分、一个常闭触点和一个常开触点,其中一个触点连接制冷控制支路,另一个触点连接制热控制支路;制冷控制支路上串设有制冷控制开关的线圈,制冷控制器开关的触点用于串设在压缩机供电支路上;制热控制支路上串设有制热控制开关的线圈,制热控制开关的触点用于串设在PTC供电支路上。本发明使得一个时刻只能处于制冷状态,或者只能处于制热状态,或者不工作,防止制冷和制热同时工作,防止能源浪费,提高安全性。
Electric vehicle temperature adjusting device, control system thereof and electric automobile
一种电动汽车温度调节装置及其控制系统和电动汽车
2021-01-12
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 |
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