基于单周期控制的双频Boost功率因数校正变换器  

Boost Power Factor Correction Converter with Double Frequency Based on One-cycle Control

作　　者：李向丽[1] 漆汉宏[1] 魏艳君[1] 高云云[1] 

机构地区：[1]燕山大学电力电子节能与传动控制河北省重点实验室,河北秦皇岛066004

出　　处：《低压电器》2011年第12期53-55,共3页Low Voltage Apparatus

基　　金：秦皇岛市科学技术研究与发展项目(201001A081)

摘　　要：在传统高频Boost PFC变换器的基础上叠加低频单元,提出了一种基于单周期控制技术的双频Boost PFC变换器。在提高系统性能的同时,提高变换器的效率,适用于大功率场合的应用;控制方式采用单周期控制,简化了控制电路。试验结果表明:该变换器具有较高的功率因数和转换效率,验证了理论分析的正确性。A one-cycle controlled Boost power factor correction（PFC） converter with double frequency was proposed based on that a low frequency unit was added on the base of traditional high frequency Boost PFC converter.The effciency of the converter and performance of the system were improved,which was suitable for high power applications.One-cycle control was adopted as the control mode for this circuit,which simplified the control circuit.Simulation and experiment results showed that the proposed PFC achieved higher converter power factor and conversion efficiency,which verified the validity of the theoretical analysis.

关 键 词：双频变换器 功率因数校正 单周期控制 

分 类 号：TM461[电气工程—电器] TM714.1