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  • 标题:Two Dimensional Natural Convection Heat Losses from Square Solar Cavity Receiver
  • 本地全文:下载
  • 作者:Hussain Saleem ; Altaf H. Nizamani ; Waseem Ahmed Bhutto
  • 期刊名称:International Journal of Computer Science and Network Security
  • 印刷版ISSN:1738-7906
  • 出版年度:2019
  • 卷号:19
  • 期号:4
  • 页码:293-298
  • 出版社:International Journal of Computer Science and Network Security
  • 摘要:This research presents the quantitative outcomes of the convective heat loss through natural convection in a two dimensional (2D) open cavity. The experimental study presented here marks considerable value in solving numerous problems in the area of thermal engineering e.g. from designing of semiconductor electronic devices to thermal receivers specifically for solar concentrators. The numerical analysis is done on two-dimensional cavity models with Computational Fluid Dynamics (CFD) FLUENT Software Tool. The variation in temperature of the contrary wall referring to the aperture in the cavity was observed in the range from 10?K to 40?K, while the temperature was maintained as 300?K at the surrounding fluid relating with the aperture. The other walls were kept insulated. The results are acquired for Rayleigh ranging from 9.41×?10?^5 to 3.76×?10?^6 and tilt angle φ of 0°, 15°, 30°, 45°, 60°, 75° and 90° in steady state.
  • 关键词:Computational Fluid Dynamics;Convective heat loss;Nusselt number;Solar cavity;Solar concentrators
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