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3相PFC



你好,我的技术要求如下:

交流输入电压范围108VAC~118VAC,工作频率范围380~420Hz;

输出电压270VDC,纹波电压±10V以内;

三相功率因数均不小于96%,THD不大于5%;

输出功率不小于3KW,效率不小于90%

请问使用什么方案?

三相VIENNA拓扑结构能实现吗