| 励磁功率柜动态均流技术 |
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| 引用本文： | 许敬涛,张兴旺,李孔潮,梁永万. 励磁功率柜动态均流技术[J]. 大电机技术, 2011, 0(2): 57-61,64 |
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| 作者姓名： | 许敬涛 张兴旺 李孔潮 梁永万 |
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| 作者单位： | 广州电器科学研究院,广州,510300 |
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| 摘 要： | 简要述及了影响励磁功率柜均流的几个因素,包括元件通态特性、元件开通特性、温度、母排连接方式、交流电压等.指出实现动态均流的基本原理是立足于控制回路,通过自动调节实现同相桥臂元件通态平均电流趋于相同.对动态均流的主要电路构成进行了分析和比较.通过对桥臂电流波形的分析,论证了动态均流方法的有效性,采用此方法在较宽的电流范围...
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| 关 键 词： | 励磁系统 功率柜 可控硅 均流 动态均流 均流系数 |
Technology of Intelligent Current Sharing of Rectifiers for Excitation System |
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| XU Jing-tao,ZHANG Xing-wang,LI Kong-cao,LIANG Yong-wan. Technology of Intelligent Current Sharing of Rectifiers for Excitation System[J]. Large Electric Machine and Hydraulic Turbine, 2011, 0(2): 57-61,64 |
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| Authors: | XU Jing-tao ZHANG Xing-wang LI Kong-cao LIANG Yong-wan |
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| Affiliation: | XU Jing-tao,ZHANG Xing-wang,LI Kong-cao,LIANG Yong-wan(Guangzhou Electric Apparatus Research Institute,Guangzhou 510300,China) |
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| Abstract: | This paper introduces the factors of influencing the current sharingof thyristors,including On-state characteristics,busbar connections,temperature,Turn-on characteristics,AC voltages etc;and Indicates that the principle of intelligent current sharing of rectifiers for excitation system is to adjust the on-state current automatically as evenly as possible with feedback of arm current in the same phase.this paper also analyses of the main circuits of intelligent current sharing.It proves the effectiveness of... |
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| Keywords: | excitation system rectifier thyristor current sharing intelligent current sharing coefficient of current sharing |
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