METHOD FOR CONTROLLING DEGREE OF SUPERHEAT OF VEHICLE AIR-CONDITIONING SYSTEM AND VEHICLE AIR-CONDITIONING SYSTEM

摘要

A method and a vehicle air conditioning system for controlling the degree of superheat of a vehicle air conditioning system are disclosed. The method includes obtaining feedforward information that affects real-time superheat, preset superheat, and actual superheat variations in real time; And adjusting the opening degree of the electronic expansion valve in real time in accordance with the actual superheat degree, the predetermined superheat degree, and the feedforward information obtained for controlling the superheat degree of the vehicle air conditioning system.