大功率变流技术与应用 (三)——矩阵变流器

被引：5

作者：

丁荣军

黄济荣

机构：

[1] 株洲电力机车研究所

来源：

变流技术与电力牵引 | 2008年 / 01期

关键词：

大功率; 变流技术; 电力电子器件; 节能; 矩阵变流器;

D O I：

10.13889/j.issn.2095-3631.2008.01.007

中图分类号：

TM46 [变流器];

学科分类号：

080801 ;

摘要：

矩阵变流器是强迫换相的PWM交-交直接变流器,即是直接的、完全对称的多相输入-多相输出网络,由电力电子开关组成,没有笨重的电感器和电容器。其优点是,输入电流为正弦形的,且功率因数高,双向功率流,不产生亚谐波分量。这种变流器满足电机调速、节能和电能质量管理对变流器所期望的电性能。文章系统地描述了矩阵变流器的原理、换流、调制,并介绍减少了开关器件的稀疏和超稀疏矩阵变流器。

引用

页码：2 / 10

页数：9

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