电力弧垂计算公式表

1电线物理参数铝

钢

总

1LGJ-70/4069.7340.67110.413.655385511.31050000.000015310 1.71583000.95553852LGJ-95/55

96.51

56.30152.811674205707.71050000.000015310 1.71

781100.957420531×7-7.8-127037.1637.167.843400309.31814200.0000115104340014340041×7-9.0-127049.4849.48957800411.901814200.0000115105780015780051×7-10.5-127067.3567.3510.578600560.701814200.0000115107860017860061×19-9.0-127048.3548.35955200402.51814200.0000115105520015520071×19-11-127072.2272.221168200601.21814200.0000115106820016820081×19-13-1270

100.88100.8813115000839.81814200.00001151011500011150009X LXGJ-1×7-7.8-1270-B 37.1737.177.8434302951814230.0000115104343014343010X LXGJ-1×7-8.7-1270-B 46.2446.248.7540303671814230.0000115105403015403011X LXGJ-1×7-9.6-1270-B 56.3056.309.6657804471814230.0000115106578016578012X LXGJ-1×7-10.5-1270-B 67.3567.3510.5786905351814230.0000115107869017869013X LXGJ-1×19-9.0-1270-B 48.3548.359552603851814230.0000115105526015526014X LXGJ-1×19-13-1270-B 100.90100.90131153008031814230.000011510115300111530015JLB1B-12.5-737.5037.507.8447025248.11472000.00001310495000.954702516JLB1B-16-748.0048.008.8660192317.51472000.00001310633600.956019217JLB1B-25-775.0075.0011.0894050496.21472000.00001310990000.959405018JLB2-25-756.5056.509.6257950338.21330000.000013410610000.955795019JLB2-40-790.4090.4012.292730541.11330000.000013410976100.959273020JLB2-40-19

90.4090.4012.392730543.71330000.000013410976100.959273021JL/LB20A-70/4069.7340.67110.413.657627461.8910000.000017110606600.955762722JL/LB20A-95/5596.51

56.30

152.8116.0079306639.2910000.000017110834800.9579306

23LBGJ-35-20AC 37.177.844820247.381395000.00001261024LBGJ-50-20AC 49.48959670329.321395000.00001261025LBGJ-70-20AC

72.231187100482.611395000.00001261026

OPGW-24B1.1

110.6014.162500441952000.000018210

外径(mm)计算拉断力

(N)

计算重量

(kg/km)

弹性系数(N/mm 2)

温度系数(1/℃)

降温(℃)

计算截面（mm 2）

序号导线型号

2部分气象参数125230335

3塔型中相工频中相外过风中相内过风边相工频边相外过风边相内过风

串长1Z371.06329.01639.26778.28047.15356.36932002KB178.28051.31861.02972.81843.15751.99132003ZM167.27728.76641.12562.97634.02544.7317004ZGu178.11949.6861.92878.11949.68061.92817005ZGu278.11949.68061.92878.11949.68061.92817006ZGu377.887540.088256.492277.887534.18648.550116687ZDSn178.11949.68061.92878.11949.68061.9281700

8ZY2

78.28047.15356.36978.28047.15356.369

91011121314151617181920

杆塔允许最大风编角序号最大风速(m/s)