| 小电流接地选线装置原理及应用 |
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| 引用本文： | 杨帆. 小电流接地选线装置原理及应用[J]. 贵州电力技术, 2012, 0(3): 78-80 |
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| 作者姓名： | 杨帆 |
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| 作者单位： | 凯里供电局,贵州凯里556000 |
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| 摘 要： | 分析YH—B811小电流接地装置的保护原理、选线原理及应用情况，得到小电流接地装置可以准确检测出故障线路并跳闸切除，在保证供电可靠性的同时，实现减少人身伤害事故，具有显著的社会效益和经济效益。
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| 关 键 词： | 小电流接地 单相接地故障 零序电压 暂态零序电流 故障选线 |
The principle and application of small current grounding line selection device |
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| Yang Fan. The principle and application of small current grounding line selection device[J]. Guizhou Electric Power Technology, 2012, 0(3): 78-80 |
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| Authors: | Yang Fan |
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| Affiliation: | Yang Fan (Kaili Power Supply Bureau, Kaili 556000 Guizhou, China) |
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| Abstract: | In this paper, the conclusion of the small current grouHding device can accurately detect the fault line and tripping resection be gained from analyzing the protection principle,line selection principle and application of YH -B811 small current grounding device. It can ensure the reliability of power supply to reduce the personal injury accidents, has significant social benefits and economic benefits. |
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| Keywords: | small current grounding single -phase grounding fault zero -sequence voltage transient zero -sequence current fault line selection |
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