流体机械

2007, No.421(07) 67-72+43

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空气源热泵热气除霜问题研究现状与进展
Status and Development of Air Source Heat Pump Hot Gas Defrosting Research

韩志涛;姚杨;姜益强;马最良;
HAN Zhi-tao,YAO Yang,JIANG Yi-qiang,MA Zui-liang(Harbin Institute of Technology,Harbin 150090,China)

摘要(Abstract):

从除霜时热泵各部件及整个系统的运行特性、能量转换与传递、除霜的自动控制等方面讨论了空气源热泵除霜运行时存在的问题,并提出了解决这些问题的研究方向。
Recently research on hot gas defrosting of air source heat pump was reviewed.A number of defrosting problems such as each components and the whole heat pump system defrosting characteristics,energy transition and transfer,automatic control of defrosting etc.were discussed and recommendations of solving these problems are proposed.

关键词(KeyWords): 空气源热泵;热气除霜;除霜模型;除霜控制
air source heat pump;hot gas defrosting;defrosting model,defrosting control

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基金项目(Foundation): 国家自然科学基金资助项目(50606007)

作者(Author): 韩志涛;姚杨;姜益强;马最良;
HAN Zhi-tao,YAO Yang,JIANG Yi-qiang,MA Zui-liang(Harbin Institute of Technology,Harbin 150090,China)

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