风光互补LED路灯系统的研究与设计  

Research and design of wind/PV hybrid LED street light system

作　　者：张波[1,2] 汪义旺[1,2] 邬丽娜[1] 

机构地区：[1]苏州市职业大学电子信息工程系,江苏苏州215104 [2]江苏省光伏发电工程技术研究开发中心,江苏苏州215104

出　　处：《电源技术》2012年第11期1678-1680,共3页Chinese Journal of Power Sources

基　　金：苏州市工业科技攻关指导性计划项目(SGZ2011012);苏州市科技发展项目(SS201117;SGZ2011011)

摘　　要：分析了光伏电池特性和其实现MPPT的方法,分析了风力发电实现MPPT的方法;对于LED灯,介绍了其特性、对驱动电路的要求及调光方式,分析了电感开关变换电路驱动的优点和PWM调光的优点;对风光互补LED路灯系统,采用新颖的结构设计,用一个Boost电路和一个Bi Boost-Buck电路来实现光伏发电和风力发电的MPPT,同时对LED灯实现恒流驱动和PWM调光,还给出了系统的优化配置方法。The characteristics of photovoltaic cells and the realization methods of MPPT were analyzed,and the method to realize MPPT for wind power was also analyzed.For LED lamp,its characteristics and drive circuit requirements and the dimming way was introduced,and the inductance switch converting circuit drive strengths and advantages of the PWM dimming was described.For wind and solar LED street light system,using innovative structural design,a Boost circuit and one Bi Boost-Buck circuit was adopted to achieve MPPT of PV and wind power respectively,and achieve the constant current driver for LED lights and PWM dimming.At last,a method to optimize the system configuration was given.

关 键 词：风光互补 MPPT LED驱动 BiBoost-Buck 优化配置 

分 类 号：TM914[电气工程—电力电子与电力传动]