| 30m~2槽式太阳能集热器性能模拟研究 |
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| 引用本文： | 高志超,隋军,刘启斌,王亚龙,赵芫桦,宿建峰,李和平,金红光.30m~2槽式太阳能集热器性能模拟研究[J].工程热物理学报,2010(4). |
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| 作者姓名： | 高志超 隋军 刘启斌 王亚龙 赵芫桦 宿建峰 李和平 金红光 |
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| 作者单位： | 中国科学院工程热物理研究所;中国科学院研究生院;中国华电工程（集团）有限公司; |
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| 基金项目： | 国家自然科学基金资助项目(No.50836005;No.50906086);;中国华电集团科研基金(No.CHKJ-2008-2) |
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| 摘 要： | 本文针对30 m~2槽式太阳能集热试验装置,对太阳能集热器的性能进行了模拟。分析了太阳能集热器光热转化过程,建立了太阳能能量转换与传递模型,并开发了模拟计算程序,研究了集热器关键结构参数和运行参数对集热性能的影响规律。具体考察了太阳辐照强度、工质流量、环境风速、吸热管管径等对集热效率的影响。结果表明:太阳能集热器的集热效率随太阳辐照强度的增加而增大,随工质流量的增加而增大,存在最佳的吸热管管径使得集热效率最大。研究结果将为太阳能集热器的设计提供参考依据。
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| 关 键 词： | 槽式太阳能集热器 数值模拟 集热效率 |
SIMULATION ON THE PERFORMANCE OF A 30 m~2 PARABOLIC TROUGH COLLECTOR |
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| GAO Zhi-Chao SUI Jun LIU Qi-Bin WANG Ya-Long ZHAO Yuan-Hua SU Jian-Feng LI He-Ping JIN Hong-Guang.SIMULATION ON THE PERFORMANCE OF A 30 m~2 PARABOLIC TROUGH COLLECTOR[J].Journal of Engineering Thermophysics,2010(4). |
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| Authors: | GAO Zhi-Chao SUI Jun LIU Qi-Bin WANG Ya-Long ZHAO Yuan-Hua SU Jian-Feng LI He-Ping JIN Hong-Guang |
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| Institution: | 1;2;1;2;1.Institute of Engineering Thermophysics;Chinese Academy of Sciences;Beijing 100190;China;2.Graduate University;3.China Huadian Engineering Co.Ltd;Beijing 100044;China |
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| Abstract: | Based on 30 m~2 Parabolic Trough Collectors(PTCs) experimental devices,the simulation on the performance of(PTCs) was carried out.Analyzing the process of the solar radiation converted to solar thermal energy,we developed an energy transfer model of PTCs,and a simulation program was obtained.The effects of key parameters of operating and collector structure on the performance for the PTCs were investigated.The relationship of efficiency with the solar flux,the heat transfer fluid flow rate,the wind speed,th... |
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| Keywords: | parabolic trough collectors numerical simulation efficiency |
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