| 大功率晶体管的驱动电路 |
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| 引用本文： | 傅长远,潘清波.大功率晶体管的驱动电路[J].电气传动,1989(1):51-55. |
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| 作者姓名： | 傅长远 潘清波 |
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| 作者单位： | 东北工学院，东北工学院 |
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| 摘 要： | 本文介绍了为异步电动机 PWM 变频调速系统而研制的 GTR 基极驱动电路。介绍了 GTR 的主要开关特性,讨论了功率晶体管对基极驱动电路的理想化要求,提出了具有自动保护和自动调节功能的改进型基极驱动电路,分析了新型驱动电路的工作原理。
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| 关 键 词： | 功率晶体管 安全工作区 驱动电路 |
The Base-drive Circuits for Power-switching Transistor |
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| Fu Changyuan Pan Qingbo.The Base-drive Circuits for Power-switching Transistor[J].Electric Drive,1989(1):51-55. |
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| Authors: | Fu Changyuan Pan Qingbo |
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| Affiliation: | Fu Changyuan Pan Qingbo |
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| Abstract: | In this paper GTR Base-drive circuits on PWM variable frequency and variable speed systems for induction motor drive are studied.The main switching performance and theoretic require ments of Base-drive circuit are discussed.A modified Base-drive circuit with automatic protection and regulation and its operating theory are presented. |
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| Keywords: | power-transistor Safe operation area(SOA) Base-drive circuit |
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