110-导线张力计算

爬电比距电压爬距绝缘子爬距XWP-160片数3112645012项目名称单位备注工程蒋村220KV变电站扩建-用途#3主变进线导线进线架（1）-导线型号LGJ-630/55-截面696.22mm2手册423页弹性模量65000N/mm2手册423页线膨胀系数20.5*10-61/c手册423页导线单位重量2209kg/km手册412页导线外径d34.32mm手册412页覆冰厚度b10mm最大风速vf130m/s覆冰、安装、检修时计算风速vf210m/s1）.导线自重q12.489kgf/m2）.导线冰重q2=0.00283b（d+b）1.254256kgf/m3）.导线自重及冰重q3=q1+q23.743256kgf/m4）.导线所受风压q4=0.075vf1^2*d*10-32.3166kgf/m安装检修时0.25745）.导线覆冰时所受风压q5=0.075vf2^2*(d+2b)*10-30.4074kgf/m6）.导线无冰时自重与风压的合成荷重q6=（q1^2+q4^2）e0.53.400258308kgf/m安装检修时2.502277）.导线覆冰时自重、冰重与风压的合成荷重q7=（q3^2+q5^2）e0.53.765360573kgf/m双软导线间隔棒MRJ-600-200自重，2m一个，每个重1.12kg0.28kgf/m跨距20米高差5米金具单重数量(个)U-10B0.7kg21.4QP-100.3kg20.6WS-101.2kg11.20LV-16205.9kg15.9NY-1440N0kg200Z-100.9kg21.800金具总重q010.9kg金具冰重q0’30kg估计值绝缘子串型号XWP2-100)绝缘子片数11绝缘子单片重量qi8.5kg绝缘子单片冰重qi'1.19kg手册387页b=10mm绝缘子受风面积0.027mm2手册435页绝缘子覆冰受风面积0.0342mm2手册435页b=10mm金具受风面积0.15m2估计值1）.绝缘子串自重Q1i=nqi+q0104.4kg2）.绝缘子串冰重Q2i=nqi'+q0’43.09kg3）.绝缘子串自重及冰重Q3i=Q1i+Q2i147.49kg4）.绝缘子串所受风压Q4i=0.0375Kfj（nAi+A0）vf^216.594875kg安装检修时1.843885）.绝缘子串覆冰时所受风压Q5i=0.0375Kfj（nAi’+A0）vf^22.170575kg6）.绝缘子串无冰时自重与风压的合成荷重Q6i=（Q1i^2+Q4i^2)e0.5105.7106895kg安装检修时104.4167).绝缘子串覆冰时自重、冰重及风压的合成荷重Q7i=（Q3i^2+Q5i^2)e0.5147.5059711kg状态1（无冰无风）状态6（最大风速）状态6’（导线上人检修100kg）状态7（有冰有风）状态1状态6状态6’状态762.4893.4002583082.5022741183.765367.522.43427.9015498522.513630.092163442.52.4893.4002583082.5022741183.765367.513.722516.0006457713.755716.9134014312345678910绝缘子串长度引下线长度导线长度引下线长度绝缘子串长度无冰无风状态152.2222.43402.4891613.7225052.22有冰有风状态773.75298553230.0921634403.7653605731616.91340143073.752985532最大风速状态652.85534475227.9015498503.4002583081616.00064577052.855344752三相检修状态6’52.20814083222.5136447102.5022741181663.75568529052.208140832单相检修状态6’52.20814083222.5136447102.50227411816113.7556853052.208140832施工安装状态6’52.20814083222.5136447102.5022741181613.75568529052.208140832表示上人检修引下线长度m不同气象条件下引下线单位荷重kgf/m线夹重kgf不同气象条件下集中荷重kgf状态1（无冰无风）状态6（最大风速）状态6’（导线上人检修100kg）状态7（有冰有风）状态1状态6状态6’状态7P12X（NAHLGJQ-1440）94.9286.0254.9436.6867.551.85261.72551.98767.674P22X（NAHLGJQ-1440）4.84.9286.0254.9436.6867.531.154436.4231.226439.5928Pm检修荷重不同气象条件下引下线单位荷重kgf/m不同气象条件下集中荷重kgf编号引下线型号引下线长度m线夹重kgf12345678绝缘子串长度引下线长度导线长度引下线长度无冰无风状态1116.233.651.8504.9360.431.150有冰有风状态7143.143.667.6706.6960.439.590最大风速状态6117.533.661.7306.0360.436.420三相检修状态6’116.233.651.9904.9460.481.220单相检修状态6’116.233.651.9904.9460.4106.220施工安装状态6’116.233.651.9904.9460.431.220表示上人检修910绝缘子串长度116.233.6143.143.6117.533.6116.233.6116.233.6116.233.6