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介绍单相全桥逆变器的工作原理, 阐述产生SPWM波和实现PI 控制的算法, 给出以DSP( 数 字信号处理器) 实现控制的软件流程。实验表明利用软件完成逆变器控制是可行的。 关键词: 正弦逆变器 -Introduction of single-phase full-bridge inverter working principle, the resulting SPWM wave and realize PI control algorithm to DSP (digital signal processors) to achieve software flow control. Experiments show that the use of software controlled inverter is feasible. Key words: sine inverter

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