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Numerical simulation and experiment research of radiation performance in a dish solar collector system |
Yong SHUAI(), Xinlin XIA, Heping TAN() |
Institute of Aeronautical and Astronautical Thermophysics, School of Energy Science and Engineering, Harbin Institute of Technology, Harbin 150001, China |
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Abstract The Monte Carlo ray-tracing method is applied and coupled with optical properties to predict the radiation performance of solar concentrator/cavity receiver systems. Several different cavity geometries are compared on the radiation performance. A flux density distribution measurement system for dish parabolic concentrators is developed. The contours of the flux distribution for target placements at different distances from the dish vertex of a solar concentrator are taken by using an indirect method with a Lambert and a charge coupled device (CCD) camera. Further, the measured flux distributions are compared with a Monte Carlo-predicted distribution. The results can be a valuable reference for the design and assemblage of the solar collector system.
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Keywords
Monte Carlo method
solar energy
radiation performance
cavity receiver
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Corresponding Author(s):
SHUAI Yong,Email:shuaiyong78@yahoo.com.cn; TAN Heping,Email:tanheping77@yahoo.com.cn
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Issue Date: 05 December 2010
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