移相全桥软开关稳压电源的研制  

Development of Phase Shifted Full Bridge Soft Switching Power Supply

作　　者：王贵刚[1] 杜文洲 

机构地区：[1]中国航天电子技术研究院二00厂研发中心,北京100854

出　　处：《电源技术应用》2014年第7期54-59,共6页Power Supply Technologles and Applications

摘　　要：以有源功率因数校正技术和移相全桥软开关技术为基础，并根据用户对产品性能指标的要求，研制并生产了28v3kW工程样机。从主电路拓扑选择、控制方案的确定等方面入手，通过理论分析和仿真计算，设计了该变换器主电路、控制电路和闭环反馈环节的各项参数。Based on the active power factor correction, soft switching technique and phase shifted full bridge, and according to user requirements on product performance, a 28 V 3 kW prototype is devoloped. In this paper, the selection of main circuit topology, control scheme are considered firstly Through theoretical analysis and simulation, the parameters of the converter main circuit, control circuit and the design of closed loop feedback are designed.

关 键 词：有源功率因数校正 移相全桥 软开关 UC3879 

分 类 号：TM46[电气工程—电器]