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新颖正反激变换器小信号建模分析与样机验证

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分析了多路输出新颖正反激变换器工作原理,建立了基于平均状态空间法的两路输出正反激变换器小信号模型,根据环路稳定性要求给出环路补偿参数,通过Matlab仿真验证了其良好的性能,并设计了一台主路输出48V/5A、辅路输出12V/1A实验样机,实验结果验证了理论的正确性。
Small-Signal Modeling Analysis and Prototype Veriifcation of Novel Forward-Flyback Converter
Analysis was made to the working principle of multiplexed output novel forward-lfyback converter. Based on the average state space method, the small-signal model of two-channel output forward-lfyback converter was built. According to the requirements of loop circuit stability, this paper gave the loop circuit compensating parameters. The Matlab simulation veriifed its good performance. This paper designed an experimental prototype with outputs of 48 V/5 A main circuit and 12 V/1 A auxiliary circuit. The experimental result veriifed the validity of the theory.

forward-lfyback convertermultiplexed outputstate spacesmall-signal model

蓝丽金、毛行奎

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福州大学 至诚学院,福建 福州 350002

福州大学 电气工程与自动化学院,福建 福州 350108

正反激变换器 多路输出 状态空间 小信号模型

2015

电工电气
苏州电器科学研究所有限公司

电工电气

影响因子:0.254
ISSN:1007-3175
年,卷(期):2015.(9)
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