电子测试
電子測試
전자측시
ELECTRONIC TEST
2014年
22期
103-104
,共2页
220kV变电站%10kV线路%接地故障
220kV變電站%10kV線路%接地故障
220kV변전참%10kV선로%접지고장
220kV substation%10kV line%ground fault
本文通过对某220kV变电站主变低压侧线路短路对中压侧母线电压的影响进行分析得出:220kV主变低压侧10kV线路发生接地故障时会严重拉低主变中压侧母线电压,从而影响该站所供的110kV变电站高压侧母线电压。
本文通過對某220kV變電站主變低壓側線路短路對中壓側母線電壓的影響進行分析得齣:220kV主變低壓側10kV線路髮生接地故障時會嚴重拉低主變中壓側母線電壓,從而影響該站所供的110kV變電站高壓側母線電壓。
본문통과대모220kV변전참주변저압측선로단로대중압측모선전압적영향진행분석득출:220kV주변저압측10kV선로발생접지고장시회엄중랍저주변중압측모선전압,종이영향해참소공적110kV변전참고압측모선전압。
Based on a 220kV substation transformer short-circuit low voltage side effects of the pressure side of the bus voltage drawn from the analysis:220kV main transformer low-voltage side of the 10kV line ground fault occurs in the main transformer severely low pressure side of the bus voltage,thus affecting the high side 110kV substation bus voltage supplied to the station.