【摘要】 本文回顾了多元变频VRV空调系统技术的最近进展 ,给出了变频VRV空调系统的定义 ,论述了各种单冷、热泵及热回收型多元VRV空调系统的工作原理和性能特点 ,并指出了在多元VRV空调系统中尚需解决的问题更多还原

【Abstract】 This paper reviews the recent technology development on multiple VRV air conditioning system with variable frequency control. It is given the definition of VRV system. And it is analyzed that the operating principle and performance of each type VRV system such as cooling-only, heat pump, and heat recovery VRV system. It is also pointed out that the problems need to be solved to develop the VRV system.更多还原