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基于相变蓄能的辐射式高效空气源热泵系统研究

Research on Radiant High Efficiency Air-source Heat Pump System Based on Phase Change Energy Storage

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【作者】 李帅帅李刚张俊永张春奕崔婧华李欣原

【Author】 LI Shuaishuai;LI Gang;ZHANG Junyong;ZHANG Chunyi;CUN Jinghua;LI Xinyuan;School of Municipal and Environmental Engineering, Shenyang Jianzhu University;

【通讯作者】 李刚;

【机构】 沈阳建筑大学市政与环境工程学院

【摘要】 本文研究了一种新型的相变蓄能辐射式高效空气源热泵系统,通过对新型热泵系统的理论研究及模拟分析结合的方法,研究了如何改善冬季室外空气温度较低引起的换热器结霜严重等问题,分析了新型换热末端的系统形式能有效提高系统对能源的利用率,并从提高系统能效角度,对理想的逆卡诺制冷循环和转轮除湿能耗问题分别建立数学模型。结果表明:采用太阳能空气集热器时,出口温度相对于室外空气温度最高提升了23.1℃,高效空气源热泵除湿系统相较于常规转轮除湿系统再生能耗降低47.2%,总能耗降低28.6%。

【Abstract】 A new type of phase change energy storage radiant high efficiency air-source heat pump system is studied in this paper. Through a combination of theoretical research and simulation analysis of the new heat pump system, it is studied how to improve the problem of severe frosting of the heat exchanger caused by low outdoor air temperature in winter. It is analyzed that the system form of the new heat exchanger end can effectively improve the energy utilization of the system. From the perspective of improving the system energy efficiency,mathematical models are respectively established for the ideal inverse Carnot refrigeration cycle and the energy consumption problems of rotary dehumidification. The results show that when the solar air collector is adopted,the outlet temperature is up to 23.1 ℃ higher than the outdoor air temperature. Compared with the conventional runner dehumidifier system, the regenerative energy consumption of the air-source heat pump dehumidifier system is reduced by 47.2%, and the total energy consumption is reduced by 28.6%.

  • 【文献出处】 制冷技术 ,Chinese Journal of Refrigeration Technology , 编辑部邮箱 ,2022年02期
  • 【分类号】TU83
  • 【下载频次】88
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