从我国供热发展的需求出发，对燃气驱动的基于 VM 循环的热泵技术进行了介绍，并分析了其技术可行性，论述了该技术在国内外的研究现状，指出 VM 循环热泵技术具有制热性能系数高、低温适应性强、造价及维护费低等特点。%From our heating supply development demand,this paper introduced the heat pump technology of gas-powered based on VM loop,and analyzed the feasibility of its technology,discussed the research status of this technology at home and abroad,pointed out that the VM loop heat pump technology had high heating performance coefficient,low temperature strong adaptability,low cost and maintenance cost and other charac-teristics.
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