Automotive air-conditioning system is to realize the cooling, heating, ventilation and air purification of the air in the cabin, used for the temperature, humidity, air cleanliness and air flow in the cabin Adjust and control the ventilation device in the best condition.

The air-conditioning system consists of refrigeration system, heating system, ventilation and air purification device and control system.

Refrigeration system: use the liquefaction and vaporization of the condenser to discharge the heat in the cabin to the outside of the vehicle. Generally composed of condenser, liquid storage tank, compressor, high and low pressure pipeline, evaporator, expansion valve, etc.

Heating system: The engine coolant is used as the heat source to introduce the warm water tank in the blower box to heat the wind blown by the blower.

Ventilation and air purification device: adjust the airflow and ventilation in the car, and filter the air entering the car. It is composed of blower, air duct and air dampers.