Heat transfer performance enhancement and thermal strain restrain of tube receiver for parabolic trough solar collector by using asymmetric outward convex corrugated tube
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- 作者：Wang Fuqianga ; Tang Zhexianga ; Gong Xiangtaoa ; Tan Jianyua ; Tanjianyu@hitwh.edu.cn" class="auth_mail" title="E-mail the corresponding author ; Han Huaizhib ; Li Bingxic
- 关键词：Solar energy ; Parabolic trough collector ; Tube receiver ; Asymmetric outward convex corrugated tube ; Thermal strain ; Heat transfer performance
- 刊名：Energy
- 出版年：2016
- 出版时间：1 November 2016
- 年：2016
- 卷：114
- 期：Complete
- 页码：275-292
- 全文大小：4798 K
文摘
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Asymmetric outward convex corrugated tube receiver is introduced as the metal tube of PTR.
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Overall heat transfer performance factor is increased up to 148% by using ACPTR.
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Regression equations are put forward for Nusselt number and Fanning friction factor.
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Asymmetric outward convex corrugated tube can increase reliability of PTR effectively.