導線拉力計算書(有引下)

第一章設計初始資料第一節(jié)主導線初始數(shù)據(jù)最大放線弧垂fmax:0.7(m)短路電流有效值I：(kA)次導線分裂間距:(cm)次導線初始張力:(kgf)左跨編號:右跨編號:跨編號:-導線型號:LGJ-500/65導線檔距:18.000(m)導線高差:0.000(m)導線cosY:1.000導線計算半徑D(mm):30.960導線計算截面S:566.940(mm"2)導線溫度線膨脹系數(shù)ax:19.300(1/°C)導線彈性模量E:69000.000三相上人位置:0.000(m)三相上人荷載:100.000(kgf)單相上人位置:0.000(m)單相上人荷載:150.000(kgf)第二節(jié)絕緣子初始數(shù)據(jù)左絕緣子串型號:XP-10(14)左絕緣子串長度:2.385右絕緣子串型號:XP-10(14)右絕緣子串長度:2.385第三節(jié)分支,下引導線數(shù)據(jù)型號 長度(m)左跳線 LGJ-500/65 5右跳線 LGJ-500/65 5線夾重(kgf)11位置(m)第四節(jié)使用氣象條件數(shù)據(jù)序號狀態(tài)溫度C風速(m/s)覆冰厚度(mm)1最高溫度80002最低溫度-5003最大風速-53004J. 4、.最大荷載-510105三相上人01006三相上人101007 單相上人: 0 108 單相上人: 10 10拉力計算示意圖第二章計算過程最大拉力計算第一節(jié)導線和絕緣字串單位荷重計算主導線在各工作況下的單位荷重導線自重q1=1.897(kgf/m)導線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導線所受風壓q4=0.075*Vf'2*d*1.0e-3=0.075*30'2*31*1.0e-3=2.090(kgf/m)q4'=0.075*Vf''2*d*1.0e-3=0.075*10'2*31*1.0e-3=0.232(kgf/m)導線覆冰時所受風壓q5=0.075*Vfb'2*(d+2b)*1.0e-3=0.075*10'2*(31+2*10)*1.0e-3=0.382(kgf/m)導線無冰時自重與風壓的合成荷重q6=sqrt(q「2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(q「2+q4''2)=sqrt(1.897‘2+0.232''2)=1.911(kgf/m)導線覆冰時自重、冰重與風壓的合成荷重q7=sqrt(q3"2+q5"2)=sqrt(1.897"2+0.382"2)=3.080(kgf/m)左絕緣子串在各種工況下的荷重絕緣子串自重:q1=75.480(kgf/m)(6)絕緣子串無冰時，自重與風壓的合成荷重q6=76.190(kgf/m)q6p=75.490(kgf/m)(7)絕緣子串覆冰時自重、冰重與風壓的合成荷重q7=94.034(kgf/m)右絕緣子串在各種工況下的荷重絕緣子串自重:q1=75.480(kgf/m)(6)絕緣子串無冰時，自重與風壓的合成荷重q6=76.190(kgf/m)q6p=75.490(kgf/m)(7)絕緣子串覆冰時自重、冰重與風壓的合成荷重q7=94.034(kgf/m)左跳線在各工作況下的單位荷重(1)導線自重q1=1.897(kgf/m)導線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導線所受風壓q4=0.075*Vf'2*d*1.0e-3=0.075*30'2*31*1.0e-3=2.090(kgf/m)q4'=0.075*Vf''2*d*1.0e-3=0.075*10'2*31*1.0e-3=0.232(kgf/m)導線覆冰時所受風壓q5=0.075*Vfb'2*(d+2b)*1.0e-3=0.075*10'2*(31+2*10)*1.0e-3=0.382(kgf/m)導線無冰時自重與風壓的合成荷重q6=sqrt(q「2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(q「2+q4''2)=sqrt(1.897‘2+0.232''2)=1.911(kgf/m)導線覆冰時自重、冰重與風壓的合成荷重q7=sqrt(q3"2+q5"2)=sqrt(1.897"2+0.382"2)=3.080(kgf/m)右跳線在各工作況下的單位荷重(1)導線自重q1=1.897(kgf/m)導線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導線所受風壓q4=0.075*Vf'2*d*1.0e-3=0.075*30'2*31*1.0e-3=2.090(kgf/m)q4'=0.075*Vf''2*d*1.0e-3=0.075*10'2*31*1.0e-3=0.232(kgf/m)導線覆冰時所受風壓q5=0.075*Vfb'2*(d+2b)*1.0e-3=0.075*10'2*(31+2*10)*1.0e-3=0.382(kgf/m)導線無冰時自重與風壓的合成荷重q6=sqrt(q「2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(q「2+q4''2)=sqrt(1.897‘2+0.232''2)=1.911(kgf/m)導線覆冰時自重、冰重與風壓的合成荷重q7=sqrt(q3"2+q5"2)=sqrt(1.897"2+0.382"2)=3.080(kgf/m)第二節(jié)各種狀態(tài)下荷重計算主導線:LGJ-500/65最高溫度:1.897(kgf/m)最低溫度:1.897(kgf/m)最大風速:2.822(kgf/m)最大荷載:3.080(kgf/m)

5678123456781234567812345678123456三相上人:1.911(kgf/m)三相上人:1.911(kgf/m)單相上人:1.911(kgf/m)單相上人:1.911(kgf/m)左絕緣子:XP-10(14)最高溫度:75.480(kgf/m)最低溫度:75.480(kgf/m)最大風速:76.190(kgf/m)最大荷載:94.034(kgf/m)三相上人:75.490(kgf/m)三相上人:75.490(kgf/m)單相上人:75.490(kgf/m)單相上人:75.490(kgf/m)右絕緣子:XP-10(14)最高溫度:75.480(kgf/m)最低溫度:75.480(kgf/m)最大風速:76.190(kgf/m)最大荷載:94.034(kgf/m)三相上人:75.490(kgf/m)三相上人:75.490(kgf/m)單相上人:75.490(kgf/m)單相上人:75.490(kgf/m)左跳線:LGJ-500/65荷載=單位荷載*長度+線夾重最高溫度=1.897*5.000+0.700最低溫度=1.897*5.000+0.700最大風速=2.822*5.000+0.700最大荷載=3.080*5.000+0.700三相上人=1.911*5.000+0.700三相上人=1.911*5.000+0.700單相上人=1.911*5.000+0.700單相上人=1.911*5.000+0.70010.18510.18514.81216.10010.25610.25610.25610.25610.18510.18514.81216.10010.25610.256右跳線:LGJ-500/65荷載=單位荷載*長度+線夾重最高溫度10.18510.18514.81216.10010.25610.25610.25610.25610.18510.18514.81216.10010.25610.256單相上人=1.911*5.000+0.700=10.256單相上人=1.911*5.000+0.700=10.256第三節(jié)應力計算1最高溫度溫度80°C風速0m/s覆冰0mm支點反力RA：98.2137支點反力RB：98.2137L0:Qz=98.2137(kgf)Qy=22.7337(kgf)AM=144.2297(kgf.m)AD=9854.4197(kgf'2.m)L1:Qz=12.5487(kgf)Qy=-12.5487(kgf)AM=0.0000(kgf.m)AD=694.4372(kgf'2.m)L2:Qz=-22.7337(kgf)Qy=-98.2137(kgf)AM=-144.2297(kgf.m)AD=9854.4197(kgf'2.m)最大力距M=185.7343(kgf.m)荷載因數(shù)D=20403.2765(kgf'2.m)2最低溫度溫度-5C風速0m/s覆冰0mm支點反力RA：98.2137支點反力RB：98.2137L0:Qz=98.2137(kgf)Qy=22.7337(kgf)AM=144.2297(kgf.m)AD=9854.4197(kgf'2.m)L1:Qz=12.5487(kgf)Qy=-12.5487(kgf)AM=0.0000(kgf.m)AD=694.4372(kgf'2.m)L2:Qz=-22.7337(kgf)Qy=-98.2137(kgf)AM=-144.2297(kgf.m)AD=9854.4197(kgf'2.m)最大力距M=185.7343(kgf.m)荷載因數(shù)D=20403.2765(kgf'2.m)3最大風速溫度-5C風速30m/s覆冰0mm支點反力RA：109.6720支點反力RB：109.6720L0:Qz=109.6720(kgf)Qy=33.4820(kgf)△M=170.7112(kgf.m)AD=13372.7305(kgf'2.m)L1:Qz=18.6701(kgf)Qy=-18.6701(kgf)AM=0.0000(kgf.m)AD=1537.2046(kgf'2.m)L2:Qz=-33.4820(kgf)Qy=-109.6720(kgf)AM=—170.7112(kgf.m)AD=13372.7305(kgf'2.m)最大力距M=232.4626(kgf.m)荷載因數(shù)D=28282.6656(kgf'2.m)10A1同2.^4最大荷載溫度-5°C風速10m/s覆冰10A1同2.^支點反力RA：130.5079支點反力RB：130.5079L0：Qz=130.5079(kgf)Qy=36.4739(kgf)AM=199.1258(kgf.m)AD=18382.6167(kgf'2.m)L1：Qz=20.3740(kgf)Qy=-20.3740(kgf)AM=-0.0000(kgf.m)AD=1830.5955(kgf'2.m)L2：Qz=-36.4739(kgf)Qy=-130.5079(kgf)AM=-199.1258(kgf.m)AD=18382.6167(kgf'2.m)if..lljlj16.LUU最大力距M=266.5129(kgf.m)荷載因數(shù)D=38595.8288(kgf'2.m)5三相上人溫度OC風速10m/s覆冰0mm支點反力RA：98.3881

支點反力RA：98.3881支點反力RB：98.3881L0:Qz=98.3881(kgf)Qy=22.8981(kgf)AM=144.6338(kgf.m)AD=9903.6671(kgf'2.m)L1:Qz=12.6423(kgf)Qy=-12.6423(kgf)AM=-0.0000(kgf.m)AD=704.8417(kgf'2.m)L2:Qz=-22.8981(kgf)Qy=-98.3881(kgf)AM=-144.6338(kgf.m)AD=9903.6671(kgf'2.m)最大力距M=186.4482(kgf.m)荷載因數(shù)D=20512.1758(kgf'2.m)6三相上人溫度10°C風速10m/s覆冰Omm支點反力RA：98.3881支點反力RB：98.3881L0:Qz=98.3881(kgf)Qy=22.8981(kgf)AM=144.6338(kgf.m)AD=9903.6671(kgf'2.m)L1:Qz=12.6423(kgf)Qy=-12.6423(kgf)AM=-0.0000(kgf.m)AD=704.8417(kgf'2.m)L2:Qz=-22.8981(kgf)Qy=-98.3881(kgf)AM=-144.6338(kgf.m)AD=9903.6671(kgf'2.m)最大力距M=186.4482(kgf.m)荷載因數(shù)D=20512.1758(kgf'2.m)7單相上人溫度0C風速10m/s覆冰0mm支點反力RA：98.3881支點反力RB：98.3881L0:Qz=98.3881(kgf)Qy=22.8981(kgf)AM=144.6338(kgf.m)AD=9903.6671(kgf'2.m)L1:Qz=12.6423(kgf)Qy=-12.6423(kgf)AM=-0.0000(kgf.m)AD=704.8417(kgf'2.m)L2:Qz=-22.8981(kgf)Qy=-98.3881(kgf)最大AM=-144.6338(kgf.m)力距M-186.4482(kgf.m)AD=9903.6671(kgf'2.m)荷載因數(shù)D=20512.1758(kgf'2.m)8單相上人溫度10°C風速10m/s覆冰Omm支點反力RA：98.3881支點反力RB：98.3881LO:Qz=98.3881(kgf)Qy=22.8981(kgf)AM=144.6338(kgf.m)AD=99O3.6671(kgf'2.m)L1:Qz=12.6423(kgf)Qy=-12.6423(kgf)AM=-O.OOOO(kgf.m)AD=7O4.8417(kgf'2.m)L2:Qz=-22.8981(kgf)Qy=-98.3881(kgf)最大AM=-144.6338(kgf.m)力距M-186.4482(kgf.m)AD=99O3.6671(kgf'2.m)荷載因數(shù)D=20512.1758(kgf'2.m)第四節(jié)弧垂驗算假定正常狀態(tài)最大弧垂發(fā)生在最高溫度時1最高溫度溫度80C風速Om/s覆冰Omm溫度Tm=80(C) 溫度Tn=80(C)Cm=15897.803 A=-751.151 6m=4.587(N/mm'2)水平拉力H=2600.281(N)計算弧垂f=0.700(m)2最低溫度溫度-5C風速Om/s覆冰Omm溫度Tm=-5(C) 溫度Tn=8O(C)Cm=15897.8O3 A=-637.956 6m=4.973(N/mm'2)水平拉力H=2819.189(N)計算弧垂f=O.646(m)3最大風速溫度-5C風速3Om/s覆冰Omm溫度Tm=-5(C) 溫度Tn=8O(C)Cm=22O37.257 A=-637.956 6m=5.851(N/mm'2)水平拉力H=3316.944(N)計算弧垂f=O.687(m)4最大荷載溫度-5C風速1Om/s覆冰1Omm溫度Tm=-5(C) 溫度Tn=8O(C)Cm=3OO73.O57 A=-637.956 6m=6.829(N/mm'2)水平拉力H=3871.847(N)計算弧垂f=O.675(m)5三相上人溫度OC風速lOm/s覆冰Omm溫度Tm=0(°C) 溫度Tn=80(°C)Cm=15982.655 A=-644.615 6m=4.960(N/mm'2)水平拉力H=2812.205(N)計算弧垂f=0.650(m)6三相上人溫度10°C風速10m/s覆冰Omm溫度Tm=10(°C) 溫度Tn=80(°C)Cm=15982.655 A=-657.932 6m=4.910(N/mm'2)水平拉力H=2783.918(N)計算弧垂f=0.656(m)7單相上人溫度OC風速10m/s覆冰Omm溫度Tm=O(°C) 溫度Tn=80(°C)Cm=15982.655 A=-644.615 6m=4.960(N/mm'2)水平拉力H=2812.205(N)計算弧垂f=0.650(m)8單相上人溫度10°C風速10m/s覆冰Omm溫度Tm=10(°C) 溫度Tn=80(°C)Cm=15982.655 A=-657.932 6m=4.910(N/mm'2)水平拉力H=2783.918(N)計算弧垂f=0.656(m)校核弧垂1最高溫度溫度80C風速