| 1140V链式STATCOM IGBT尖峰抑制与驱动电路设计 |
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| 引用本文： | 史丽萍,常伟,时培磊,杜坤坤.1140V链式STATCOM IGBT尖峰抑制与驱动电路设计[J].电测与仪表,2011,48(5):83-88. |
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| 作者姓名： | 史丽萍 常伟 时培磊 杜坤坤 |
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| 作者单位： | 中国矿业大学信息与电气工程学院; |
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| 摘 要： | 针对大功率链式STATCOM中的IGBT模块关断时产生的尖峰问题,本文首先对IGBT尖峰产生机理进行了详细的分析,在此基础上提出了低杂散电感和简化缓冲电路的设计.通过合适的器件选取和叠层母线的设计应用来降低回路中的杂散电感,再加上简化的缓冲电路,能够有效地抑制尖峰电压,保证IGBT工作在安全工作区内,减少系统损耗.给出...
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| 关 键 词： | STATCOM IGBT 驱动电路 H桥 |
Suppression of Surge Voltage and Driving for IGBT in 1140V Cascade STATCOM |
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| SHI Li-ping,CHANG Wei,SHI Pei-lei,DU Kun-kun.Suppression of Surge Voltage and Driving for IGBT in 1140V Cascade STATCOM[J].Electrical Measurement & Instrumentation,2011,48(5):83-88. |
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| Authors: | SHI Li-ping CHANG Wei SHI Pei-lei DU Kun-kun |
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| Affiliation: | SHI Li-ping,CHANG Wei,SHI Pei-lei,DU Kun-kun(School of Information and Electrical Engineering,China University of Mining and Technology,Xuzhou 221008,Jiangsu,China) |
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| Abstract: | This paper analyzes the mechanism of the production about the surge voltage during IGBT switching off,for the problem of surge voltage in Cascade STATCOM.On this basis,the optimal design of the low stray inductance and simplified buffer circuit is proposed in the paper.Appropriate selection of components and application of laminated bus bar can reduce the stray inductance in circuit,which coupled with the simplified buffer circuit can effectively suppress the spike voltage and reduce the system loss under t... |
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| Keywords: | STATCOM IGBT driving circuit H-bridge |
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