双级热泵系统是获得高温工质的一个重要研究方向。
Two-stage heat pump system is an important research direction which can acquire high temperature working fluid.
并以吉林市松滨度假村为研究对象，建立了该双级热泵系统的系统组成。
Because of the characteristic of the system, we choose Songbin Resort as object to study the double-stage heat pump system.
介绍了自行设计的双级热泵实验系统，分析了实验中遇到的问题，提出了改进方案。
Presents the two-stage heat pump test-bed designed by the authors, analyses the problem existed in experiment and offers the improving method.
将双级压缩和变频技术有机结合，提出一种适用于寒冷地区双级压缩变频空气源热泵系统。
A two-stage compression variable frequency air source heat pump (TV-ASHP) has been developed combining variable frequency technology with two-stage compression cycle.
本文通过综合分析，选择将两级节流中间不完全冷却双级压缩循环应用于空气源热泵热水器以适用低温工况。
With comprehensive analysis, two-stage compression cycle is applied to air-source heat pump to adapt to the low-temperature environment.
双级压缩复叠式热泵系统的最突出特点就是中冷器。
The most important part of the system of TCCH is intercooler.
双级压缩复叠式热泵系统的最突出特点就是中冷器。
The most important part of the system of TCCH is intercooler.
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