| WBZ-41型母差保护回路完善问题的探讨 |
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| 引用本文： | 韩盼合.WBZ-41型母差保护回路完善问题的探讨[J].青海电力,2011,30(1):47-49. |
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| 作者姓名： | 韩盼合 |
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| 作者单位： | 西宁供电公司修试所,青海,西宁,810003 |
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| 摘 要： | 对WBZ-41型母差保护回路存在问题进行分析,通过2种方案比较,提出在931、932号刀闸机构处重新敷设二次电缆到母差保护屏,可避免引起母差保护拒动,提高了运行可靠性。
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| 关 键 词： | WBZ-41 母差保护 可靠性 直流消失 电压切换箱 母线方式开关 |
Integration Problem Discussion of WBZ-41 Bus Differential Protection Circuit |
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| HAN Pan-he.Integration Problem Discussion of WBZ-41 Bus Differential Protection Circuit[J].Qinghai Electric Power,2011,30(1):47-49. |
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| Authors: | HAN Pan-he |
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| Abstract: | The paper makes analysis on existing problems in WBZ-41 bus differential protection circuit,through comparing two methods,it proposes a method of laying secondary cable to bus differential protection screen in 931# and 932# isolating switch,to avoid hidden trouble of inducing bus differential protection misoperation,thus greatly improves operating reliability. |
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| Keywords: | WBZ-41 bus differential protection reliability direct current disapperaring voltage switchingbox busbar mode switch |
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