| 地埋管换热器孔内热阻影响研究 |
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| 引用本文： | 齐子姝.地埋管换热器孔内热阻影响研究[J].吉林建筑工程学院学报,2014(3):53-55. |
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| 作者姓名： | 齐子姝 |
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| 作者单位： | 吉林建筑大学市政与环境工程学院,长春130118 |
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| 基金项目： | 吉林省教育厅项目（吉教科合字2014第237号）;吉林建筑工程学院博士科研启动基金项目（20131101）. |
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| 摘 要： | 本文通过研究地埋管换热器孔内热阻计算模型,讨论孔直径、管胫距以及导热系数各因素对热阻的影响规律,提出孔内热阻分析计算方法,为工程设计和运行预测提供途径,便于进一步开展逐年热力性能分析和前瞻性研究,以利于指导工程实践.
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| 关 键 词： | 地埋管换热器 热阻 孔径 管胫距 导热系数 |
The Research on the Influence Law on Thermal Resistance of Borehole |
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| Affiliation: | QI zi - shu (School of Municipal and Environment Engineering, Jilin Jianzhu University, Changchun, China 130118) |
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| Abstract: | In the paper, the study of underground heat exchanger heat transfer mode, and the influence law of the borehole diameter, shank spacing, and conductivities on thermal resistance of borehole are discussed systematically. The calculation model and analysis method for thermal resistance of borehole, which provide an approach for engineering design and operation prediction, and for the thermodynamic analysis of performance of system year by year and prospective study to guide the engineering practice. |
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| Keywords: | ground heat exchanger thermal resistance borehole diameter shank spacing grout conductivities |
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