| Buck变换器在Matlab/Simulink下的仿真研究 |
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| 引用本文： | 曹霞,关振宏,黄栋杰,邓平.Buck变换器在Matlab/Simulink下的仿真研究[J].电力电子,2010(1). |
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| 作者姓名： | 曹霞 关振宏 黄栋杰 邓平 |
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| 作者单位： | 西南交通大学电气工程学院; |
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| 摘 要： | 本文首先分析了Buck变换器的工作原理,推导出Buck变换器电路参数的计算公式;然后介绍了Buck变换器的控制技术及其特点;最后在Matlab/Simulink下建立仿真模型。仿真结果验证了提高开关管的频率,可使得输出电压更平稳。
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| 关 键 词： | Buck变换器 占空比 频率 输出电压 仿真 |
Simulating Research of the Buck Converter under the Matlab/Simulink |
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| Abstract: | The paper firstly analyzed the working principle of the Buck Converter and deduced calculation formula of Circuit Parameters of Buck Converter;secondly introduced the Control techniques of Buck Converter;at last established simulation model of the Buck Converter under the Matlab/Simulink.The results of simulation proved that it can get the smoother curve of output-voltage by increasing the frequency of switch transistor. |
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| Keywords: | Buck converter Duty cycle Frequency Output-voltage Simulation |
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