Thermal analysis and test for single concentrator solar cells

被引:55
作者
Cui Min [1 ]
Chen Nuofu [1 ,2 ]
Yang Xiaoli [1 ]
Wang Yu [1 ]
Bai Yiming [1 ]
Zhang Xingwang [1 ]
机构
[1] Chinese Acad Sci, Inst Semicond, Key Lab Semicond Mat Sci, Beijing 100083, Peoples R China
[2] Chinese Acad Sci, Inst Mech, Natl Lab Micrograv, Beijing 100080, Peoples R China
关键词
heat sink; cooling; concentrator solar cells; thermal dissipation;
D O I
10.1088/1674-4926/30/4/044011
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
A thermal model for concentrator solar cells based on energy conservation principles was designed. Under 400X concentration with no cooling aid, the cell temperature would get up to about 1200 degrees C. Metal plates were used as heat sinks for cooling the system, which remarkably reduce the cell temperature. For a fixed concentration ratio, the cell temperature reduced as the heat sink area increased. In order to keep the cell at a constant temperature, the heat sink area needs to increase linearly as a function of the concentration ratio. GaInP/GaAs/Ge triple -junction solar cells were fabricated to verify the model. A cell temperature of 37 degrees C was measured when using a heat sink at 400X concentration.
引用
收藏
页码:044011 / 1
页数:4
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