This paper presents a controlling method for the refrigerant feed control using an electronic expansion valve(EEV) in the GEHP system due to the inapplicability of thermodynamic expansion valve(TEV).

• 鉴于热力膨胀阀对燃气机热泵变容量调节特性的不适应性,本文应用电子膨胀阀对燃气机热泵系统流量调节进行了理论与实验研究。