正反激倍压DC-DC变换器机理分析与仿真  

Mechanism Analysis and Simulation of Forward and Flyback DC-DC Converter

作　　者：黄亚峰[1] 陈剑 刘俊峰 祝明佳 韩瑜 Huang Yafeng1, Chen Jian1, Liu Junfeng2, Zhu Mingjia3, Han Yu1(1. Electrical Engineering College, Northeast Electric Power University, Jilin Jilin 132012;2. Econonfic and Technical Research Institute,State Grid＇ s Anhui Electric Power Company, Hefei Anhui 230000;3. Fuyang District Power Supply Company, Hangzhou Zhejiang 311401)

机构地区：[1]东北电力大学电气工程学院,吉林吉林132012 [2]国网安徽省电力公司经济技术研究院,安徽合肥230000 [3]杭州市富阳区供电公司,浙江杭州311400

出　　处：《东北电力大学学报》2018年第4期35-39,共5页Journal of Northeast Electric Power University

基　　金：吉林省科技发展计划(20160101346JC)

摘　　要：针对小容量,高效DC-DC变换器的应用,引入一种新型高效的正反激结合型隔离倍压拓扑,详细地分析了它的工作原理,着重分析了正反激变换器的电路工作过程,通过与传统升压变换器和传统正激变换器对比,表明该电路能提高变压器利用率,更加有效的提高电路动态性能,并基于PSIM仿真软件对其仿真实验进行分析,验证了分析的正确性.Aiming at the application of small capacity and high-efficiency DC-DC converter,this paper introduces a new type of high efficiency that of the normal forward-flyback DC-DC topology converter.Detailed analysis of its working principle,this paper analyzes the forward and flyback working process of the excitation circuit of the converter,compared with the traditional boost converter and the conventional forward converter,improve the dynamic performance of the circuit and based on PSIM simulation software,the simulation experiment is analyzed.The results show that the circuit can improve the utilization ratio of the transformer,and verify the correctness of the analysis.

关 键 词：正反激 变换器 DC-DC 高增益 

分 类 号：TP29[自动化与计算机技术—检测技术与自动化装置]