摘要
与传统的多级方案相比多级电压注入的优点在于它使用相对较少的开关元件达到消除谐波的目的.本文描述了多级电压注入式变换器作为STATCOM使用的实例,并使用EM TDC-PSCAD软件对其在电源对称与非对称状态下的稳态与动态特性进行仿真分析.
The multi-level voltage reinjection concept makes it possible for a converter to provide acceptable harmonic reduction with fewer switching components than the conventional multi-level schemes. In this paper,a multi-level voltage reinjection converter used as a STATCOM is described. EMTDC-PSCAD is adopted to illustrate its steady state and fast dynamic response to system changes, either under symmetrical or asymmetrical terminal voltage conditions.
出处
《内蒙古工业大学学报(自然科学版)》
2008年第3期188-193,共6页
Journal of Inner Mongolia University of Technology:Natural Science Edition
基金
内蒙古自然科学基金资助