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逆变电源的原理和应用.pdf

于 2021-11-26 发布
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讲述逆变的基本原理,包括工频高频和并网等内容! 1 目录 一、概述........................................................................................................................................................ 3 1、逆变器的定义.................................................................................................................................. 3 2、逆变技术的发展趋势....................................................................................................................... 4 3、逆变器的主要技术指标................................................................................................................... 5 二、单相电压源逆变器................................................................................................................................ 5 1、推挽式逆变电路............................................................................................................................... 6 2、半桥式逆变电路............................................................................................................................... 7 3、单相全桥逆变电路........................................................................................................................... 8 3.1 移相调压法............................................................................................................................ 9 3.2 脉宽调节法......................................................................................................................... 10 4、单相方波逆变器的输出波形分析................................................................................................. 11 5、单相全桥正弦波逆变技术............................................................................................................. 13 5.1 单极性正弦波脉宽调制方式.............................................................................................. 13 5.2 双极性正弦波脉宽调制方式............................................................................................. 16 6、实用电路...........................................................................................................

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