聚光太阳电池及其研究进展

Concentrator Solar Cells and Their Research Progresses

介绍了聚光太阳电池的电特性和热特性;综述了聚光硅太阳电池的特点和研究进展,包括背结聚光硅电池、激光刻槽埋栅聚光硅电池和其他具有传统n+/p/p+结构的聚光硅电池;总结了聚光多结太阳电池的研究现状、效率的损失机理以及实现超高效电池的途径。从目前的研究进展可以看出,研发新结构、超高效的聚光太阳电池以降低光伏发电成本的前景一片光明。

The electrical feature and thermal behavior of concentrator solar cells were described. The characteristics of silicon concentrator solar cells and recent progress on silicon concentrator solar cells were reviewed, including back contact silicon concentrator solar cell, laser grooved buried contact silicon concentrator solar cell and other silicon concentrator solar cell with a conventional n^＋/p/p^＋ structure. Finally, the latest developments of multi-junction concentrator solar cells were reported in detail, which included the present status of the cells and major losses of Ⅲ-Ⅴ multi-junction solar cells, as well as the key methods for realizing super high-efficiency multi-junction solar cells. According to the current research progresses, the electricity cost of PV power systems will be reduced in the near future by developing concentrator solar cells with new structure and high efficiency.