薄膜太阳能电池的研究与发展现状论文.docVIP

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薄膜太阳能电池的研究与发展现状论文.doc

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薄膜太阳能电池的研究与发展现状毕业论文目录摘要···································································I 关键词I ABSTRACT····························································I Key words······························································I 前言···································································1 一、薄膜太阳能电池概述················································2 二、薄膜太阳能电池的分类和特点·······································3 2.1 a-Si：H薄膜·······················································4 2.2 Poly-Si薄膜·······················································6 2.3 CIGS薄膜························································7 2.4 GaAs薄膜························································8 三、薄膜太阳能电池的基本原理和基本结构····························11 3.1 单层结构·························································12 3.2 双层结构·························································12 3.3 体相异质结·······················································13 四、薄膜太阳能电池的发展现状········································15 4.1 薄膜太阳能电池的发展现状········································15 4.2 提高薄膜硅太阳能电池效率的措施·································16 4.2.1 提高薄膜硅太阳能电池对光的吸收································16 4.2.2 薄膜硅电池叠层技术············································21 4.2.3 微晶硅电池开路电压的研究22 4.2.4 中间层技术的研究22 五、薄膜太阳能电池的发展前景·········································24 5.1 更具优势的薄膜太阳能光伏电池·····································26 5.2 薄膜PV 基础····················································28 5.3 薄膜光伏技术商业化的关键问题·································29 5.4 应用及产能················································29 六、总结和展望·························································33 参考文献······························································34 致谢···································································36 薄膜太阳能电池的研究与发展现状摘要万物生长靠太阳。由于太阳能清洁安全、取之不竭，很多国家将目光投向了清洁的太阳能发电。国际能源署的报告显示，到2030年，全球电力需求将翻番。因此，采用太阳能等可再生能源发电无疑是有效的解决方法。目前，地球表面的太阳辐射高达12万太瓦（1太瓦等于100万兆瓦），其中600太瓦是可用的，而我们人类只需10太瓦就可以了。随着技术的改进