Integrated thermal management system, vehicle, and thermal management control method

A vehicle, comprising an integrated thermal management system, wherein the integrated thermal management system comprises:

• a heat pump subsystem, comprising a heat pump subsystem detector configured to detect heat pump state information of the heat pump subsystem;
• a high-voltage system comprising a cooling subsystem, configured to exchange heat between the heat pump subsystem and the high-voltage system;
• a battery detector, configured to detect battery state information of a vehicle battery;
• a user interface, configured to receive setting information of a thermal demand of a passenger compartment of the vehicle;
• and
• a controller, configured to determine a thermal management demand of the vehicle battery according to the battery state information, determine a thermal management demand of the passenger compartment according to the setting information, determine a heat supplementation demand according to the thermal management demand of the vehicle battery, the thermal management demand of the passenger compartment, and the heat pump state information, and in response to the heat supplementation demand, determine a heat supplementation mode according to a running state of the vehicle, obtain a heat supplementation power according to the heat pump state information, and control an operating current of a motor in the high-voltage system according to the heat supplementation power and the heat supplementation mode, to supplement heat to the heat pump subsystem through the cooling subsystem of the high-voltage system.

A thermal management control method, comprising:

• acquiring battery state information of a vehicle battery, and acquiring setting information of a thermal demand of a passenger compartment;
• determining a thermal management demand of the vehicle battery according to the battery state information of the vehicle battery, determining a thermal management demand of the passenger compartment according to the setting information, and controlling an operating mode of a heat pump subsystem according to the thermal management demand of the passenger compartment and the thermal management demand of the vehicle battery;
• acquiring heat pump state information of the heat pump subsystem;
• determining, according to the thermal management demand of the vehicle battery, the thermal management demand of the passenger compartment, and the heat pump state information, whether the heat pump subsystem has a heat supplementation demand;
• and
• in response to determining that the heat pump subsystem has the heat supplementation demand, determining a heat supplementation mode according to a running state of a vehicle, calculating a heat supplementation power according to the thermal management demand of the vehicle battery, the thermal management demand of the passenger compartment, and the heat pump state information of the heat pump subsystem, and controlling an operating current of a motor of a high-voltage system according to the heat supplementation mode and the heat supplementation power, to supplement heat to the heat pump subsystem through a cooling subsystem of the high-voltage system.