| 阳城——江苏输电工程的过电压研究 |
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| 引用本文： | 韩彦华,钱鑫,施围,魏旭,李长益.阳城——江苏输电工程的过电压研究[J].高压电器,2001,37(3):9-12. |
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| 作者姓名： | 韩彦华 钱鑫 施围 魏旭 李长益 |
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| 作者单位： | 1. 西安交通大学,
2. 江苏省电力试验研究所, |
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| 摘 要： | 本文对阳城———江苏 5 0 0kV输电系统的工频过电压、潜供电流以及三相合闸、单相重合闸过电压利用EMTP进行了计算。分析表明 ,该系统工频过电压符合有关规定 ;潜供电流小于 10A ,能保证单相重合闸成功 ;线路采用合闸电阻与MOA双重保护 ,可有效地限制合闸过电压。
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| 关 键 词： | 工频过电压 潜供电流 合闸过电压 |
| 文章编号： | 1001-1609(2001)03-0009-04 |
STUDY ON OVERVOLTAGE OF YANGCHENG-JIANGSU POWER TRANSMISSION SYSTEM |
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| HAN Yanhua,QIAN Xin,SHI Wei,WEI Xu,LI Changyi.STUDY ON OVERVOLTAGE OF YANGCHENG-JIANGSU POWER TRANSMISSION SYSTEM[J].High Voltage Apparatus,2001,37(3):9-12. |
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| Authors: | HAN Yanhua QIAN Xin SHI Wei WEI Xu LI Changyi |
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| Abstract: | The computation of power frequency overvoltage,secondary arc current,3 phase closing overvoltage and single phase reclosing overvoltage in Yangcheng Jiangsu 500 kV power transmission system by EMTP is presented in this paper.The results show that the power frequency overvoltage is within the extent of design criteria,secondary arc current smaller than 10 A enables single phase reclosing to be successful,both colsing resistors and MOA can be used in the line protection to limit the closing overvoltage effectively. |
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| Keywords: | power frequency overvolteag secondary arc current closing overvoltage |
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