| 两起110 kV线路零序方向保护反方向误动原因分析 |
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| 引用本文： | 罗劲松.两起110 kV线路零序方向保护反方向误动原因分析[J].水电能源科学,2012,30(4):185-187. |
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| 作者姓名： | 罗劲松 |
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| 作者单位： | 广东电网韶关供电局,广东韶关,502126 |
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| 摘 要： | 以两起110kV线路零序方向保护反方向误动为例,通过对现场二次接线及自身装置检查,并基于保护装置的程序逻辑、依据故障录波采样报告,分析了零序保护误动原因,指出执行继电保护反事故措施的重要性。
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| 关 键 词： | 零序保护 反方向误动 原因分析 110kV线路 |
Cause Analysis of Two Reverse Malfunctions of Zero-sequence Protection for 110 kV Transmission Lines |
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| LUO Jinsong.Cause Analysis of Two Reverse Malfunctions of Zero-sequence Protection for 110 kV Transmission Lines[J].International Journal Hydroelectric Energy,2012,30(4):185-187. |
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| Authors: | LUO Jinsong |
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| Affiliation: | Shaoguan Power Supply Bureau Guangdong Power Grid Company, Shaoguan 512026, China |
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| Abstract: | Taking two 110kV lines zero-sequence directional protection in reverse malfunction for an example,according to on-site secondary wiring and checking device,the cause of zero-sequence protection malfunction is analyzed in terms of program logic of protection device and reports of failure recorders.And it points out the importance of implementation of relay protection anti-accident measures. |
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| Keywords: | zero-sequence protection reverse malfunction cause analysis 110 kV lines |
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