为了提高机房空调能效比,传统的热力膨胀阀正逐步被电子膨胀阀取代.本文详细介绍了电子膨胀阀的结构、控制特点,并进行了试验分析.%The thermostatic expansion valve (TEV)is replaced by the electronic expansion valve (EEV) to increase the energy efficiency ratio (EER) in computer room air conditioner(CRAC). This paper introduces the construction, control and experimental analysis of the electron expansion valve(EEV).
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