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Optimal Design and Integrated Applications of Independent Photovoltaic Lighting Systems

Abstract

目前独立光伏照明行业普遍存在的太阳能转换效率低、发电量低、系统自消耗高等问题,导致光伏照明系统成本高、系统不稳定,无法推广应用。因此本文针对传统理论设计中出现的误差进行分析,优化光伏电池组件设计时提出权值分配法求取全年负载用电量均值,考虑衰减效应和库仑效率带来的损耗误差,校正组件的串并联数公式,减小误差。在对VRLA理论设计中,加入放电率修正因子μ和温度因子σ,优化蓄电池容量计算公式,并联合校核蓄电池和光伏组件方阵设计,全局考虑光伏照明系统理论设计的合理性。 同时通过实验,优化光伏照明系统硬件安装设计,通过光伏电池组件发电量影响因数实验,得出在中纬度的泉州地区,最优安装倾角为正南20度的,且...There were some ubiquitous questions in independent photovoltaic lighting industry currently such as low conversion efficiency of solar energy, low power generation, high self-consumption of PV system. It led to high cost and instability of photovoltaic lighting systems and stopped PV lighting system widely applied. Therefore, this paper analyzed for errors which appeared in the traditional design...学位:工程硕士院系专业:信息科学与技术学院_控制工程学号:X200922302

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