通过对电容器充电回路开关管进行控制，实现交流输入端的高功率因数。
High power factor at ac input can be achieved by controlling the switch of capacitor charge circuit.
分析了在开口箱中倒相管的作用，并且介绍了开口箱品质因数QTSB的调整。
The phase-inverted tube in the vented-box and the adjustment of quality factor QTSB are introduced.
提出了一种零电流开关结构的单开关管的三相升压功率因数校正整流器。
Zero current transition (ZCT) topology of the single switch three phase boost power factor correction (PFC) rectifier is proposed.
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