一种新的基于SVPWM策略的死区补偿方法

被引:23
作者
王庆义
邓歆
罗慧
尹泉
万淑芸
机构
[1] 华中科技大学控制科学与工程系
关键词
死区效应; 线性补偿; 伏秒原理;
D O I
10.19457/j.1001-2095.2008.02.005
中图分类号
TM464 [逆变器];
学科分类号
080801 ;
摘要
在基于SVPWM的电压源逆变器中死区时间的插入是必不可少的。这将导致电压和电流的畸变,也就是所谓的死区效应。对这一问题提出了许多不同的补偿方法。在传统的平均死区电压补偿方法基础上提出了一种新的改进方法,在运行速度很低时该方法比传统的方法有更小的电压和电流畸变,而且由软件实现,不需要增加额外的硬件。仿真试验结果证实了该方法的有效性。
引用
收藏
页码:19 / 22+26 +26
页数:5
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