| 首台国产750 kV罐式断路器故障分析 |
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| 作者姓名： | 衣立东 孙 强 尚 勇 |
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| 作者单位： | 西北电网有限公司;西北电网有限公司;西北电网有限公司 |
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| 摘 要： | 描述了750 kV兰州东—银川东输变电工程系统调试过程中，银川东变电站750 kV断路器发生内部对地短路故障的过程，对发生故障的原因进行了深入分析，最后认为开展系统调试对新建750 kV工程十分必要，并就提高800 kV断路器可靠性给出了建议。
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| 关 键 词： | 750 kV 电力系统 调试 断路器 短路 |
Fault Analysis of the Fiest Domestic 750 kV Tank Circuit Breaker |
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| Authors: | YI Li-dong SUN Qiang and SHANG Yong |
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| Affiliation: | Northwest China Grid Company Limited;Northwest China Grid Company Limited;Northwest China Grid Company Limited |
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| Abstract: | During the test process of 750 kV transmission and transformation project from Easten Lanzhou to EastenYinchuan Substation, the cause of the inner short circuit to ground fault of 750 kV circuit breaker in the Easten Yin Chuan Substation is analyze, and suggestions are put forward to make 750 kV commissioning test better and improve the reliability of the 800 kV circuit breaker. |
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| Keywords: | 750 kV power system commissioning test circuit breaker short circuit |
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