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| 浅谈110kV主变后备保护——零序保护 | |
| 引用本文： | 侯素平. 浅谈110kV主变后备保护——零序保护[J]. 科技情报开发与经济, 2011, 21(21): 201-203 |
| 作者姓名： | 侯素平 |
| 作者单位： | 山西焦化集团有限公司电气公司,山西,洪洞,041606 |
| 摘 要： | 介绍了电网运行方式对后备保护整定的影响,论述了零序过流、间隙零序过流、零序过压保护的原理,阐述了保护定值的设置。 |
| 关 键 词： | 主变压器 后备保护 零序保护 |
Probe into 110 kV Main Transformer's Backup Protection:Zero Sequence Protection |
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| HOU Su-ping. Probe into 110 kV Main Transformer's Backup Protection:Zero Sequence Protection[J]. Sci-Tech Information Development & Economy, 2011, 21(21): 201-203 | |
| Authors: | HOU Su-ping |
| Affiliation: | HOU Su-ping |
| Abstract: | This paper introduces the influences of power grid's operation mode on the setting of backup protection,and discusses the principles of zero sequence over-current protection,interstitial zero sequence over-current protection and zero sequence over-voltage protection,and expounds the protection settings. |
| Keywords: | main transformer backup protection zero sequence protection |
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