一种有载变压器开关分接线长度的计算方法.pdfVIP

第62卷第2期Vol.62No.2

2025年2月February2025

一种有载变压器开关分接线长度的计算方法

1袁21袁21袁21,2

王超袁张亚杰袁张江辉袁李祖

渊1.保定天威集团特变电气有限公司袁河北保定071056曰

2.河北省天然酯绝缘油变压器技术创新中心袁河北保定071056冤

摘要院变压器分接线长度的计算所涉及环节尧因素较多袁一般给一个估算长度并给一定的富余量袁存在开关分接线

长度偏差较大的情况袁通过对开关分接线的加工过程尧焊接过程尧布置走线方式的跟踪研究袁作者提出了一种

大型有载变压器分接线长度的计算方法遥确定可以采用定量的关键参数袁总结出有载分接开关不同分接之间

的引线长度差值关系曰从而精准的计算出引线长度遥

关键词院有载分接开关曰调压绕组曰分接线曰螺旋上升曰螺旋下降

中图分类号院栽酝源园2文献标识码院月文章编号院员园园员原愿源圆缘渊圆园25冤园2原园园12原园3

MethodofCalculatingLengthofTappingLeadforTransformer

On-loadTapChanger

1,21,21,21,2

WANGChao,ZHANGYajie,ZHANGJianghui,LIZu

渊1.BaodingTianweiGroupTebianElectricCo.,Ltd.,Baoding071056熏悦澡蚤灶葬;2.HebeiNatural

EsterInsulatingOilTransformerTechnologyInnovationCentre,Baoding071056熏悦澡蚤灶葬冤

粤遭泽贼则葬糟贼院Thelengthcalculationoftransformertappingleadinvolvingmultiplesegments,

affectedbymorefactors.Thereisaproblemthatthelargedeviationsinthelengthof

tappingleadsmayoccurasthetappingleadlengthsaregenerallyestimatedandcer鄄

tainmarginistakenintoaccount.Accordingtothefollow-upstudiesabouttheproduc鄄

tionprocess,weldingprocessandthetappingleadlayout,amethodofcalculatingthe

lengthoftappingleadfortransformeron-loadtapchangerisproposedinthispaper.

Thelengthofthetappingleadcanbecalculatedaccuratelythroughthelengthdiffer鄄

encerelationshipbetweendifferenttappingoftheon-loadtapchangerconcludefrom

thequantifiedkeyparameters.

运藻赠憎燥则凿泽院On-loadtapchanger;Tappedwinding;Tappinglead;Helicalupwar