| 土壤源地热换热器的传热性能分析及优化设计研究 |
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| 引用本文： | 代元军,陆亦工,孙玉新,石宁. 土壤源地热换热器的传热性能分析及优化设计研究[J]. 应用能源技术, 2011, 0(1): 1-5 |
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| 作者姓名： | 代元军 陆亦工 孙玉新 石宁 |
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| 作者单位： | 新疆工业高等专科学校,新疆,乌鲁木齐,830091 |
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| 基金项目： | 新疆工业高等专科学校科研基金项目(XGZ20100016) |
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| 摘 要： | 文中对垂直U型埋管土壤源地热换热器的传热性能进行了分析,并优化设计计算了不同负荷下地热换热器的长度.首先根据土壤源地热换热器的传热性能分析,在满足工程实践的基础上,选择了IGSHPA模型简化下的传热分析方法计算传热热阻;然后利用一维导热和线热源模型,得到流体至管道内壁的对流换热热阻,塑料管壁的导热热阻,钻孔内部的导热热...
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| 关 键 词： | 土壤源热泵 地热换热器 热阻 换热器长度 |
Analysis of Heat Transfer Performance and Study of Optimum Design on Geothermal Exchanger of Ground-Source Heat Pump |
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| DAI Yuan-jun,LU Yi-gong,SUN Yu-xin,SHI Ning. Analysis of Heat Transfer Performance and Study of Optimum Design on Geothermal Exchanger of Ground-Source Heat Pump[J]. Applied Energy Technology, 2011, 0(1): 1-5 |
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| Authors: | DAI Yuan-jun LU Yi-gong SUN Yu-xin SHI Ning |
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| Affiliation: | DAI Yuan-jun,LU Yi-gong,SUN Yu-xin,SHI Ning(Xinjiang Ploytechnical College,Urumqi 830091,China) |
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| Abstract: | This paper analyses the heat exchanging performances of the vertical U-shaped geothermal exchanger,and optimal designs and calculates length of geothermal exchanger under the dissimilarity load.First,based on analysis of heat transfer performance of geothermal exchanger and meeting the needs of engineering practices,IGSHPA model is used to calculate thermal resistance.Then,by the line-heat-resource model and the one-dimensional heat conduction,computing formulas are derived on thermal resistance of convecti... |
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| Keywords: | Ground-source heat pump Geothermal exchanger Thermal resistance Length of heat exchanger |
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