Four-quadrant converter 四象限变流器 ; 四象限变频器
three phase four-quadrant converter 三相四象限变流器
a three phase four-quadrant converter 三相四象限变流器
four-quadrant high voltage converter 四象限高压变频器
In the actual application, large transformer impendence exists in four quadrant converter.
在实际应用时，四象限变流器可能存在变压器漏抗大的情况。
Currcnt-type four quadrant converter is an AC-DC converting device with pulse width modulation, whose advantages are high power factor, low harmonic current and convenient regeneration etc.
电流型四象限变流器是一种脉冲宽度调制的交直流变换装置，具有功率因数高、谐波电流小、再生方便等优点。
This paper details a novel matrix topology—Sparse Matrix Converter, it compares to matrix converter has the same advantages such as: four quadrant operation;
本文介绍了一种新型的矩阵变换器—稀疏矩阵变换器，它具有传统的矩阵变换器的优点：四象限运行；
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