| 500kV变压器相间后备保护中的注意事项探究 |
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| 引用本文： | 肖锦湘.500kV变压器相间后备保护中的注意事项探究[J].电气开关,2020(3):106-108. |
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| 作者姓名： | 肖锦湘 |
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| 作者单位： | 广东电网有限责任公司韶关供电局 |
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| 摘 要： | 本文从500kV变压器相间后备保护配置及作用出发,分析其必要性。在此基础上构建自适应相间后备保护系统,对配置要求、保护方案等进行研究,借助数值整定、在线判断、自适应调整等,从根本上提升500kV变压器相间后备保护的准确度和灵敏度,希望在一定程度上改善500kV变压器安全运行效益。
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| 关 键 词： | 相间后备保护 作用 自适应保护 配置 |
Dissussion on Points for Attention the Interphase Back-up Protection of 500kV Transformenrs |
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| XIAO Jin-xiang.Dissussion on Points for Attention the Interphase Back-up Protection of 500kV Transformenrs[J].Electric Switchgear,2020(3):106-108. |
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| Authors: | XIAO Jin-xiang |
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| Affiliation: | (Shaoguan Power Supply Bureau,Guangdong Grid Co.Ltd.,Shaoguan 512000,China) |
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| Abstract: | Starting from the interphase back-up protection configuration and action,analyze its necessity.On the hasis of this,set up the adaptive interphase back-up protection system.It carries out studies for configuration requirements and protection schemes and soon.With the help of numerical setting,on line judgement and adaptive adjustment,increase accuracy and sensitivity of the interphase back-up protection of 500kV transformen.In a degree,it will improve safety running benefit of 500kV transformer. |
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| Keywords: | interphase back-up protection action adaptive protection configuration |
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