| 新型混合型限流断路器在直流电力系统中的限流特性研究 |
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| 引用本文： | 王 晨,庄劲武,江壮贤,张晓锋,刘路辉,戴 超. 新型混合型限流断路器在直流电力系统中的限流特性研究[J]. 电力自动化设备, 2011, 31(5): 90-93,98 |
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| 作者姓名： | 王 晨 庄劲武 江壮贤 张晓锋 刘路辉 戴 超 |
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| 作者单位： | 海军工程大学电气工程系,湖北,武汉,430033 |
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| 基金项目： | 国家自然科学基金资助项目（50721063，50877078）；湖北省杰出青年基金资助项目（2007ABB001） |
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| 摘 要： | 针对直流电力系统高di/dt短路电流难以分断的问题,开展了基于高速斥力开关的混合型限流断路器在直流电力系统中的应用研究.对限流断路器的工作原理、参数设计以及高速斥力开关的动作特性进行了分析,采用EMTP仿真分析了限流断路器在不同短路电流上升率下的限流特性.仿真结果表明限流断路器可将预期100 kA、时间常数5 ms的直...
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| 关 键 词： | 高速斥力开关 限流断路器 混合型 晶闸管 |
Research of current limiting characteristics for hybrid current limiting circuit breaker in DC power system |
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| WANG Chen,ZHUANG Jinwu,JIANG Zhuangxian,ZHANG Xiaofeng,LIU Luhui and DAI Chao. Research of current limiting characteristics for hybrid current limiting circuit breaker in DC power system[J]. Electric Power Automation Equipment, 2011, 31(5): 90-93,98 |
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| Authors: | WANG Chen ZHUANG Jinwu JIANG Zhuangxian ZHANG Xiaofeng LIU Luhui DAI Chao |
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| Affiliation: | WANG Chen,ZHUANG Jinwu,JIANG Zhuangxian,ZHANG Xiaofeng,LIU Luhui,DAI Chao(Naval University of Engineering,Wuhan 430033,China) |
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| Abstract: | As it is difficult to interrupt the high di/dt fault current in DC power system,a scheme of DC hybrid current limiting circuit breaker based on high speed electro-magnetic repulsion switch is presented.The working principle and parameter design of current limiting circuit breaker and the performance of high speed electro-magnetic repulsion switch are analyzed.The current limiting characteristics are analyzed by EMTP simulation for different di/dt,which show that,the DC prospective fault current of 100 kA/5 ... |
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| Keywords: | high speed repulsion switch current limiting circuit breaker hybrid thyristor |
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