A new STATCOM configuration using multi-level DC voltage reinjection for high power application

被引:18
作者
Liu, YH [1 ]
Arrillaga, J [1 ]
Watson, NR [1 ]
机构
[1] Univ Canterbury, Christchurch 8001, New Zealand
关键词
harmonics; reactive power; voltage control;
D O I
10.1109/TPWRD.2004.835425
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A new STATCOM configuration is described in this paper that combines the advantages of the diode clamped, d.c. voltage reinjection VSC and soft switching concepts. The new scheme uses asymmetrical switches instead of diodes in a common clamping switching circuit for the three-phases of the converter bridges. Detailed analysis is provided of the steady state output voltage and current waveforms. It is shown that this configuration provides very low distortion levels with greatly simplified auxiliary switching arrangements and reduced switching losses.
引用
收藏
页码:1828 / 1834
页数:7
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