Current Status of Relay Protection of Mine 35 kV Power Line and Its Improvement Measures
Current status of relay protection of 35 kV power line of a mine was introduced and main problems were pointed out, namely difficult setting of protection value and matching of up-down time limit which usually lead to faults of protection failure and overstep tripping. Some improvement measures of r...
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Format: | Article |
Language: | zho |
Published: |
Editorial Department of Industry and Mine Automation
2011-09-01
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Series: | Gong-kuang zidonghua |
Subjects: | |
Online Access: | http://www.gkzdh.cn/article/id/5424 |