導(dǎo)線拉力計算書(有引下)

第一章設(shè)計初始資料第一節(jié)主導(dǎo)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(dǎo)線分裂間距:(cm)次導(dǎo)線初始張力：(kgf)左跨編號：右跨編號：跨編號：-導(dǎo)線型號：LGJ-500/65導(dǎo)線檔距：18.000(m)導(dǎo)線高差：0.000(m)導(dǎo)線cosY：1.000導(dǎo)線計算半徑D(mm):30.960導(dǎo)線計算截面S：566.940(mm”)導(dǎo)線溫度線膨脹系數(shù)ax：19.300(1/℃)導(dǎo)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(dǎo)線數(shù)據(jù)型號長度(m)線夾重(kgf)位置(m)左跳線LGJ-500/6551右跳線LGJ-500/6551第四節(jié)使用氣象條件數(shù)據(jù)序號狀態(tài)溫度℃風(fēng)速(m/s)覆冰厚度(mm)1最高溫度：80002最低溫度：-5003最大風(fēng)速：-53004最大荷載：-510105三相上人：01006三相上人：10100單相上人:單相上人:101010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(dǎo)線和絕緣字串單位荷重計算主導(dǎo)線在各工作況下的單位荷重導(dǎo)線自重q1=1.897(kgf/m)導(dǎo)線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導(dǎo)線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導(dǎo)線所受風(fēng)壓q4=0.075*VF2*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(dǎo)線覆冰時所受風(fēng)壓q5=0.075*Vfb"2*(d+2b)*1.0e-3=0.075*10”*(31+2*10)*1.0e-3=0.382(kgf/m)導(dǎo)線無冰時自重與風(fēng)壓的合成荷重q6=sqrt(q廠2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(ql"2+q4'"2)=sqrt(1.897~2+0.232'"2)=1.911(kgf/m)導(dǎo)線覆冰時自重、冰重與風(fēng)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(1)絕緣子串自重:q1=75.480(kgf/m)(6)絕緣子串無冰時，自重與風(fēng)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(fēng)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(1)絕緣子串自重:q1=75.480(kgf/m)(6)絕緣子串無冰時，自重與風(fēng)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(fēng)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導(dǎo)線自重q1=1.897(kgf/m)導(dǎo)線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導(dǎo)線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導(dǎo)線所受風(fēng)壓q4=0.075*VF2*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(dǎo)線覆冰時所受風(fēng)壓q5=0.075*Vfb"2*(d+2b)*1.0e-3=0.075*10”*(31+2*10)*1.0e-3=0.382(kgf/m)導(dǎo)線無冰時自重與風(fēng)壓的合成荷重q6=sqrt(q廠2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(ql"2+q4'"2)=sqrt(1.897~2+0.232'"2)=1.911(kgf/m)導(dǎo)線覆冰時自重、冰重與風(fēng)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導(dǎo)線自重q1=1.897(kgf/m)導(dǎo)線冰重q2=0.00283*b*(d+b)=0.0283*10*(31+10)=1.159kg(f/m)導(dǎo)線自重及冰重q3=q1+q2=1.897+1.159=3.056(kgf/m)導(dǎo)線所受風(fēng)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(dǎo)線覆冰時所受風(fēng)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(dǎo)線無冰時自重與風(fēng)壓的合成荷重q6=sqrt(q廠2+q4"2)=sqrt(1.897"2+2.090"2)=2.822(kgf/m)q6'=sqrt(ql"2+q4'"2)=sqrt(1.897~2+0.232'"2)=1.911(kgf/m)導(dǎo)線覆冰時自重、冰重與風(fēng)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(dǎo)線:LGJ-500/651最高溫度1最高溫度2最低溫度3最大風(fēng)速4最大荷載1.897(kgf/m)2.822(kgf/m)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(fēng)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(fēng)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=10.185最低溫度=1.897*5.000+0.700=10.185最大風(fēng)速=2.822*5.000+0.700=14.812最大荷載=3.080*5.000+0.700=16.100三相上人=1.911*5.000+0.700=10.256三相上人=1.911*5.000+0.700=10.256單相上人=1.911*5.000+0.700=10.256單相上人=1.911*5.000+0.700=10.256右跳線：LGJ-500/65荷載=單位荷載*長度+線夾重最高溫度=1.897*5.000+0.700=10.185最低溫度=1.897*5.000+0.700=10.185最大風(fēng)速=2.822*5.000+0.700=14.812最大荷載=3.080*5.000+0.700=16.100三相上人=1.911*5.000+0.700=10.256三相上人=1.911*5.000+0.700=10.256

7單相上人=1.911*5.000+0.700=10.2568單相上人=1.911*5.000+0.700=10.256第三節(jié)應(yīng)力計算1最高溫度溫度80℃風(fēng)速0m/s覆冰0mm△1(rn)r-u1LI2流11515,250L22.5S575.<Su25.i：iy775.伽一q1(kF>/VPCir)10.1S5lu.lS5支點反力RA:98.2137支點反力RB:98.2137L0:Qz=98.2137(kgf)AM=144.2297(kgf.m)LI:Qz=12.5487(kgf)AM=0.0000(kgf.m)L2:Qz=-22.7337(kgf)AM=-144.2297(kgf.m)最大力距M=185.7343(kgf.m)Qy=22.7337(kgf)AD=9854.4197(kgf"2.m)Qy=-12.5487(kgf)AD=694.4372(kgf"2.m)Qy=-98.2137(kgf)AD=9854.4197(kgf"2.m)荷載因數(shù)D=20403.2765(kgf"2.m)0最低溫度溫度-5°C風(fēng)速Om/s覆冰0mm支點反力RA：98.2137支點反力RB：98.2137L0:Qz=98.2137(kgf)AM=144.2297(kgf.m)L1:Qz=12.5487(kgf)AM=0.0000(kgf.m)L2:Qz=-22.7337(kgf)AM=-144.2297(kgf.m)Qy=22.7337(kgf)AD=9854.4197(kgf"2.m)Qy=-12.5487(kgf)AD=694.4372(kgf"2.m)Qy=-98.2137(kgf)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(fēng)速溫度-5℃風(fēng)速30m/s覆冰0mm支點反力RA:109.6720支點反力RB:109.6720L0:Qz=109.6720(kgf)AM=170.7112(kgf.m)LI:Qz=18.6701(kgf)AM=0.0000(kgf.m)L2:Qz=-33.4820(kgf)AM=-170.7112(kgf.m)Qy=33.4820(kgf)AD=13372.7305(kgf"2.m)Qy=-18.6701(kgf)AD=1537.2046(kgf"2.m)Qy=-109.6720(kgf)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)4最大荷載溫度-5℃風(fēng)速10m/s覆冰10mm支點反力RA:130.5079支點反力RB:130.5079L0:LI:L2:Qz=130.5079(kgf)AM=199.1258(kgf.m)Qz=20.3740(kgf)AM=-0.0000(kgf.m)L0:LI:L2:Qz=130.5079(kgf)AM=199.1258(kgf.m)Qz=20.3740(kgf)AM=-0.0000(kgf.m)Qz=-36.4739(kgf)AM=-199.1258(kgf.m)Qy=36.4739(kgf)AD=18382.6167(kgf"2.m)Qy=-20.3740(kgf)AD=1830.5955(kgf"2.m)Qy=-130.5079(kgf)AD=18382.6167(kgf"2.m)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0°C風(fēng)速10m/s覆冰0mm支點反力RA：98.3881支點反力RB:98.3881LO:Qz=98.3881(kgf)AM=144.6338(kgf.m)LI:Qz=12.6423(kgf)AM=-0.0000(kgf.m)L2:Qz=-22.8981(kgf)AM=-144.6338(kgf.m)Qy=22.8981(kgf)AD=9903.6671(kgf"2.m)Qy=-12.6423(kgf)AD=704.8417(kgf"2.m)Qy=-98.3881(kgf)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℃風(fēng)速10m/s覆冰0mm支點反力RA:98.3881支點反力RB:98.3881L0:Qz=98.3881(kgf)AM=144.6338(kgf.m)LI:Qz=12.6423(kgf)AM=-0.0000(kgf.m)L2:Qz=-22.8981(kgf)AM=-144.6338(kgf.m)最大力距M=186.4482(kgf.m)Qy=22.8981(kgf)AD=9903.6671(kgf"2.m)Qy=-12.6423(kgf)AD=704.8417(kgf"2.m)Qy=-98.3881(kgf)AD=9903.6671(kgf"2.m)荷載因數(shù)D=20512.1758(kgf"2.m)0單相上人溫度0°C風(fēng)速10m/s覆冰0mm支點反力RA：98.3881支點反力RB：98.3881L0:Qz=98.3881(kgf)AM=144.6338(kgf.m)L1:Qz=12.6423(kgf)AM=-0.0000(kgf.m)L2:Qz=-22.8981(kgf)AM=-144.6338(kgf.m)最大力距M=186.4482(kgf.m)Qy=22.8981(kgf)AD=9903.6671(kgf"2.m)Qy=-12.6423(kgf)AD=704.8417(kgf"2.m)Qy=-98.3881(kgf)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℃風(fēng)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)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)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80℃風(fēng)速0m/s覆冰0mm溫度Tm=80(℃)溫度Tn=80(℃)Cm=15897.803A=-751.1516m=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-5℃風(fēng)速0m/s覆冰0mm溫度Tm=-5(℃)溫度Tn=80(℃)Cm=15897.803A=-637.9566m=4.973(N/mm"2)水平拉力H=2819.189(N)計算弧垂f=0.646(m)3最大風(fēng)速溫度-5℃風(fēng)速30m/s覆冰0mm溫度Tm=-5(℃)溫度Tn=80(℃)Cm=22037.257A=-637.9566m=5.851(N/mm"2)水平拉力H=3316.944(N)計算弧垂f=0.687(m)4最大荷載溫度-5℃風(fēng)速10m/s覆冰10mm溫度Tm=-5(℃)溫度Tn=80(℃)Cm=30073.057A=-637.9566m=6.829(N/mm"2)水平拉力H=3871.847(N)計算弧垂f=0.675(m)5三相上人溫度0℃風(fēng)速10m/s覆冰0mm溫度Tm=0(℃)溫度Tn=80(℃)Cm=15982.655A=-644.6156m=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℃風(fēng)速10m/s覆冰0mm溫度Tm=10(℃)溫度Tn=80(℃)Cm=15982.655A=-657.9326m=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0℃風(fēng)速10m/s覆冰0mm溫度Tm=0(℃)溫度Tn=80(℃)Cm=15982.655A=-644.6156m=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℃風(fēng)速10m/s覆冰0mm溫度Tm=10(℃)溫度Tn=80(℃)Cm=15982.655A=-657.9326m=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80℃風(fēng)速0m/s覆冰0mm計算弧垂0.700