分析了目前常规热泵系统在北方寒冷地区应用时存在的问题，综述了针对这些问题的研究工作进展情况，在此基础上总结提出了寒冷地区热泵系统的构建思想，并据此思想提出了几个热泵系统解决方案，以期为今后热泵技术应用提供一定参考。%The paper analyzed the present application problems of the conventional heat pump system in the north cold area,the research progress about these problems was summarized,on this basis,the thoughts of constructing about heat pump system in cold area were proposed,and several solutions of heat pump system were proposed on the basis of this thought,in order to provide certain reference for the heat pump technology appli-cation in the future.
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