圖4 帶載實(shí)驗(yàn)圖:( a) 滿載試驗(yàn)電流波形圖 ;(b)輕載試驗(yàn)電流波形圖

5 結(jié)束語

本文設(shè)計(jì)了基于平均電流算法的VIENNA控制器，此拓?fù)浣Y(jié)構(gòu)及其的電路結(jié)構(gòu)簡單，使整流器具有三電平的性能，同時(shí)，又克服了使用全可控器件設(shè)計(jì)三電平整流器的復(fù)雜性和不穩(wěn)定性，通過設(shè)計(jì)利用此控制算法和結(jié)構(gòu)設(shè)計(jì)的6.2kW整流器進(jìn)行驗(yàn)證，結(jié)果表明，該控制算法在VIENNA整流結(jié)構(gòu)中應(yīng)用時(shí)完全可行的。

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