The invention provides a heat pump auxiliary system and a control method thereof.The heat pump auxiliary system comprises a four-way valve, an LTR, a battery, a water pump and a heating water tank which are connected through a pipe system, a port A of the four-way valve is connected with a port B of the water pump, a port B of the four-way valve is connected with a port B of the battery, a port C of the four-way valve is connected with a port B of the heating water tank, and a port D of the four-way valve is connected with a port of the LTRB; the battery A port is connected with the LTRA port; the four-way valve is used for distributing the cooling liquid flow proportion among the heating water tank, the battery and the LTR. The control stability under the low-load working condition is improved, the cost of the control stability is reduced, and the user experience is improved.
本申请提出一种热泵辅助系统及其控制方法,所述热泵辅助系统包括经管系连接的四通阀、LTR、电池、水泵和加热水箱,四通阀A端口与水泵B端口连接,四通阀B端口与电池B端口连接,四通阀C端口与加热水箱B端口连接,四通阀D端口与LTRB端口连接,所述电池A端口与LTRA端口连接;所述四通阀用以分配所述加热水箱、所述电池和所述LTR之间的冷却液流量比例。本申请提高了低负荷工况下控制稳定性,降低了控制稳定性的成本,提高了用户体验。
Heat pump auxiliary system and control method thereof
一种热泵辅助系统及其控制方法
2023-10-10
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 |