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1、LGJ 300/25 导线应力弧垂观测档代表档弧垂观测档弧垂序号耐张段观测塔号观测档档距( m)参数fp ( m)f (m)-10 010-10 010L=401m11# 5#3# 4#401Lp=336mcos =1L=279m25# 10#7# 8#279Lp=271mcos =1L=359m310# 13#11# 12#359Lp=356mcos =1L=454m413# 15#14# 15#454Lp=427mcos =1L=382m515# 16+1#15# 16#382Lp=343mcos =1L=523m616+1#20#19# 20#523Lp=399mcos =1L=619m
2、22# 23#619Lp=438m20# 28#cos =17L=530m23# 24#530Lp=438mcos =1说明:此弧垂在计算时取值cos =1,安全系数取值。避雷线应力弧垂观测档代表档弧垂观测档弧垂序号耐张段观测塔号观测档档距( m)参数fp ( m)f (m)-10 010-10 010L=401m11# 5#3# 4#401Lp=336mcos =1L=279m25# 10#7# 8#279Lp=271mcos =1L=359m310# 13#11# 12#359Lp=356mcos =1L=454m413# 15#14# 15#454Lp=427mcos =1L=382m515# 16+1#15# 16#382Lp=343mcos =1L=523m616+1#20#19# 20#523Lp=399mcos =1L=619m22# 23#619Lp=438m20# 28#cos =17L=530m23# 24#530Lp=438mcos =1说明:此弧垂在计算时取值cos =1, 1# 15#避雷线为 JLB1A-100-19 ,安全系数取值,15 # 28#避雷线为GJB-80,安全系数取值。