| RCD型缓冲吸收电路仿真与实验研究 |
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| 引用本文： | 程一玮.RCD型缓冲吸收电路仿真与实验研究[J].北京工业职业技术学院学报,2011,10(2):5-9. |
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| 作者姓名： | 程一玮 |
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| 作者单位： | 北京工业职业技术学院,北京,100042 |
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| 摘 要： | 浪涌电压抑制是大功率逆变器设计过程中需要重点考虑的因素,设置缓冲电路是抑制浪涌电压的一种有效方法。首先分析了浪涌电压在IGBT开关过程中的成因,讨论了几种常见的缓冲吸收电路类型,详细分析了RCD限幅钳位型缓冲电路的工作原理,并给出了其参数计算的具体公式。仿真与实验结果表明RCD限幅钳位型缓冲电路可以有效地抑制IGBT开关过程中的浪涌电压,保护IGBT工作在安全工作区。
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| 关 键 词： | 逆变器 浪涌电压抑制 RCD缓冲电路 |
Simulation and Experiment of RCD Snubber Circuit |
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| Cheng Yiwei.Simulation and Experiment of RCD Snubber Circuit[J].Journal of beijing vocational & technical institute of industry,2011,10(2):5-9. |
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| Authors: | Cheng Yiwei |
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| Institution: | Cheng Yiwei(Beijing Polytechnic College,Beijing 100042,China) |
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| Abstract: | The suppression of surge voltage is the key point in the design of high power inverter and implementation of snubber circuit is an effective method.Firstly,this paper analyzes the reason why the surge voltage exists in the process of the power device IGBT turning on/off,and then lists some conventional snubber circuits.Secondly,the paper explains the principle of RCD snubber circuit in detail and presents the formulas of calculating the main parameters of the circuit.Finally,the simulation and experiment ve... |
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| Keywords: | inverter surge voltage suppression RCD snubber circuit |
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