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| Test Analysis of 660MW Generator Injected Stator Grounding Protection |
| Gao Zhengzhong1, Xiao Jiayi1, Wang Wenwen1, Li Zimeng1, Han Feng2 |
1. Shandong University of Science and Technology, Qingdao, Shangdong 266590;
2. SEPCOIII Electric Power Corporation, Qingdao, Shangdong 266100 |
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Abstract This paper adopts State Power from South DGT801U series protection device of injection type stator grounding protection test are analyzed in detail.Combined with the test process of injection stator grounding protection of 660MW generator, the field wiring configuration, the protection principle, the protection criterion and the setting method are analyzed.And through the calculation and example analysis of the sensitivity of the protection device, verify the used in the test of DGT801U series of stator grounding protection device has the advantages of high measuring accuracy, enough to meet the engineering requirements of injection type stator grounding protection sensitivity.
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Published: 24 November 2016
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| Cite this article: |
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Gao Zhengzhong,Xiao Jiayi,Wang Wenwen等. Test Analysis of 660MW Generator Injected Stator Grounding Protection[J]. Electrical Engineering, 2016, 17(11): 111-114.
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| URL: |
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http://dqjs.cesmedia.cn/EN/Y2016/V17/I11/111
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2016, Vol. 17 
