ARCPI在煤矿SVG系统三电平逆变器中的应用

Coal Engineering(2014)

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Abstract
为减少开关器件电压应力和电流应力,实现软开关,提高功率密度,讨论了SVG系统中应用辅助谐振换流极技术的三相三电平逆变器.文章通过分析ARCP二极管箝位型逆变器的工作过程,得到完成软开关的时间与负载电流和完成谐振所需的泵升电流之间的关系,以此决定辅助开关管的开通时刻.通过仿真和实验,验证了理论的正确性.
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