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提出了一种改善功率因子和抑制高次谐波的单变换功率因子改善 (PFC)电路。它采用双向开关和同期整流 ,得到了高功率因子、高效率和低高次谐波。
A single conversion power factor improvement (PFC) circuit is proposed to improve the power factor and suppress higher harmonics. It uses bi-directional switching and synchronous rectification, high power factor, high efficiency and low harmonic.