水面漂浮式光伏电站的经济性分析ECONOMIC ANALYSIS OF FLOATING PV POWER STATIONS
赵然;邵蒋宁;诸荣耀;杨松;陶国均;
摘要(Abstract):
地面光伏电站会占用大量土地且其发电效率受到光伏组件工作温度的限制,但水面漂浮式光伏(FPV)电站不仅可提升发电效率,还能在一定程度上缓解用地紧张等问题。太阳电池在水体附近的工作温度低于其在空气中的工作温度,太阳电池的负温度系数特性使其在FPV电站的光电转换效率提高,从而使电站整体发电效率提高。对FPV电站采用的太阳电池的工作温度进行分析,并以山东大学热科学与工程研究中心的学者得出的“FPV电站中太阳电池的实际光电转换效率比地面光伏电站中太阳电池的高1.58%~2.00%”研究结论为理论依据,从年发电量、投资成本、投资回收期和平准化度电成本(LCOE) 4个方面对FPV电站的经济性进行分析;最后对几种可再生能源发电方式与FPV电站相结合形成的混合型电站的设计方式进行介绍。分析结果显示:FPV电站的LCOE可低至0.4元/kWh。发电效率高、占地面积小、LCOE低且对水体起到保护作用等优势使FPV电站的未来发展前景可观。
关键词(KeyWords): 地面光伏电站;水面漂浮式光伏电站;混合型电站;发电效率;平准化度电成本
基金项目(Foundation):
作者(Authors): 赵然;邵蒋宁;诸荣耀;杨松;陶国均;
DOI: 10.19911/j.1003-0417.tyn20211202.02
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