Compact thermal management system and method for new energy automobile

The invention discloses a compact thermal management system and method for a new energy automobile, and belongs to the technical field of thermal management systems. The system comprises an air conditioning system and a passenger compartment system. The air conditioning system comprises a heat exchanger; the passenger compartment system comprises a battery pack, a heat exchanger, an HVAC and an engine. One side of the heat exchanger is connected with the heat exchanger through a first valve port and a third valve port of the first three-way valve, the other side of the heat exchanger is connected with the battery pack, and the heat exchanger is connected with the battery pack; a second valve port of the first three-way valve is communicated with one end of the HVAC, and the other end of the HVAC is connected between the heat exchanger and the battery pack; the heat exchanger is connected with one end of the HVAC through an eleventh valve port and a thirteenth valve port of the second valve, a twelfth valve of