该变换器电路结构上采用正激一零电流准谐振软开关电路拓扑结构，并结合了有源钳位技术；
This module uses a circuit topology of forward pulse width modulated - zero current quasi - resonance soft - switching , combined with active clamp technology.
提出了一种零电压软开关高功率因数变换器电路。
The paper presents a kind of zero-voltage soft-switching unity power factor converter.
介绍一种带缓冲电路的新型零电压过渡pwm (ZVT- PWM)软开关boost变换器。
It introduces a new zero voltage transition PWM (ZVT - PWM) soft switching BOOST converter with a snub circuit.
但是有源软开关技术因为有辅助开关管的引入，控制电路比较复杂，增加的额外元器件较多，变换器成本增加。
Because of introduction of the additional switch, the control circuit of the converter becomes complex and the amount of the added parts and cost increases.
但是有源软开关技术因为有辅助开关管的引入，控制电路比较复杂，增加的额外元器件较多，变换器成本增加。
Because of introduction of the additional switch, the control circuit of the converter becomes complex and the amount of the added parts and cost increases.
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