| 输出本质安全型准谐振反激变换器分析 |
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| 引用本文： | 周雪峰.输出本质安全型准谐振反激变换器分析[J].工矿自动化,2013,39(6):29-31. |
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| 作者姓名： | 周雪峰 |
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| 作者单位： | 中煤科工集团常州自动化研究院,江苏常州,213015 |
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| 摘 要： | 在给定的输入电压和负载变化范围内,分析了准谐振反激变换器的输入电压和负载电阻对其开关频率、输出纹波电压和峰值电感电流的影响,总结了其变化规律,得出了满足电气指标要求的电感和输出滤波电容最小设计值,使得最大输出短路释放能量最小。
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| 关 键 词： | 本质安全电路 准谐振反激变换器 开关频率 峰值电感电流 输出纹波电压 电感最小设计值 电容最小设计值 |
Analysis of quasi-resonant flyback converter with intrinsic safety output |
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| Abstract: | The paper analyzed influence of input voltage and load resistance on switching frequency,output ripple voltage and peak inductor current of quasi-resonant flyback converter in a given input voltage and load change range,summarized its change rule,and concluded the minimum design value of inductance and output filter capacitor meeting electrical requirements to make the maximum output short-circuit release the minimum energy. |
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| Keywords: | intrinsic safety circuit quasi-resonant flyback converter switching frequency peak inductor current output ripple voltage the minimum design value of inductance the minimum design value of capacitor |
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