霍林河循環(huán)經(jīng)濟(jì)示范工程風(fēng)電項(xiàng)目施工圖提出wt4短路40ka

1、軟導(dǎo)線力學(xué)計(jì)算(VER3.2)工程名稱: * * * * 工程架構(gòu)名稱:muxian計(jì)算:河北省電力勘測設(shè)計(jì)院2000 年 3 月 27 日 9:19:25.95軟導(dǎo)原始計(jì)算參數(shù)一原始數(shù)據(jù):短路電流有效值設(shè)計(jì)風(fēng)速:導(dǎo)線掛高:覆冰厚度:最高環(huán)境溫度:最低環(huán)境溫度:檢修風(fēng)速:覆冰風(fēng)速:最大放線弧垂:導(dǎo)線跨距:架構(gòu)高差:I=40.00000(kA) V=30.000(m/s) H=16.000(m)b=*(mm) t1= 40.000() t2= -30.000()Vjx=10.000(m/s) Vfb=10.000(m/s) fmax= 2.000(m) L=45.000(m)H= .00000(

2、m)導(dǎo)線參數(shù):引下線(不包括兩端跳線)個數(shù)左端架構(gòu)距離引下線距離第 12 根引下線間距 第 23 根引下線間距 右端架構(gòu)距離引下線距離兩側(cè)均有跳線nd= L1= L= L=L=3 個12.50000m10.00000m10.00000m12.50000m=(1)跨線型號:每相導(dǎo)線的導(dǎo)線跨距:間距:次導(dǎo)線檔距:LGJ-400/35 245.00000m200.00000mm2.00000m.98000kg/個 4.20000kg/個數(shù):該導(dǎo)線間隔棒重量單根導(dǎo)線耐張線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26.82000mm= 425.24000mm*mm

3、=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重q1=1.34900kgf/m(2)左跳線型號:每相導(dǎo)線的引線長度:間距:次導(dǎo)線檔距:LGJ-400/35數(shù):29.00000m200.00000mm1.50000m.98000kg/個 4.20000kg/個該導(dǎo)線間隔棒重量單根導(dǎo)線引線線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26.82000mm= 425.24000mm*mm=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重

4、q1=1.34900kgf/m(3)引線 1 型號:每相導(dǎo)線的 引線長度:間距:次導(dǎo)線檔距:LGJ-400/35數(shù):29.00000m200.00000mm1.50000m.98000kg/個 1.83000kg/個該導(dǎo)線間隔棒重量單根導(dǎo)線引線線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26.82000mm= 425.24000mm*mm=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重q1=1.34900kgf/m(4)引線 2 型號:每相導(dǎo)線的 引線長度:間距:次導(dǎo)線檔距:LGJ-400/

5、35數(shù):29.00000m200.00000mm1.50000m.98000kg/個 1.83000kg/個該導(dǎo)線間隔棒重量單根導(dǎo)線引線線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26.82000mm= 425.24000mm*mm=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重q1=1.34900kgf/m(5)引線 3 型號:每相導(dǎo)線的 引線長度:間距:次導(dǎo)線檔距:LGJ-400/35數(shù):29.00000m200.00000mm1.50000m.98000kg/個 1.83000kg/個

6、該導(dǎo)線間隔棒重量單根導(dǎo)線引線線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26.82000mm= 425.24000mm*mm=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重q1=1.34900kgf/m(6)右跳線型號:每相導(dǎo)線的引線長度:間距:次導(dǎo)線檔距:LGJ-400/35數(shù):29.00000m200.00000mm1.50000m.98000kg/個 4.20000kg/個該導(dǎo)線間隔棒重量單根導(dǎo)線耐張線夾重導(dǎo)體計(jì)算直徑 導(dǎo)體計(jì)算截面 導(dǎo)體線膨脹系數(shù)導(dǎo)體彈性模量導(dǎo)體允許拉力k=4= 26

7、.82000mm= 425.24000mm*mm=.20500E-041/ =6500.00000kgf/mm*mm=25975.0000N單根導(dǎo)體無風(fēng)無冰時自重q1=1.34900kgf/m* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *絕緣子型號:XWP-100單片絕緣子重量(zwt):單片絕緣子高度(zlen):單片絕緣子無冰時的受風(fēng)面積:單片絕緣子覆冰時的受風(fēng)面積:單片絕緣子覆冰時的覆冰重量:7.9000kgf160.0000mm.020000m*m.034000m*m 1.800

8、000kgf絕緣子片數(shù):每相絕緣子串單側(cè)串?dāng)?shù)(iznum):絕緣子串連接金具長度(blen1):絕緣子串連接金具重量:16片1串665.00000mm19.740000kgf絕緣子串連接金具無冰時的受風(fēng)面積: .067900m*m絕緣子串連接金具覆冰時的受風(fēng)面積: .089040m*m絕緣子串連接金具覆冰時的覆冰重量:4.859400kgf* 絕緣子串總長Lc=(blen1+zlen*iznum)/1000= 665.00000+ 160.00000*16=3.22500m二 風(fēng)壓計(jì)算:(1) 導(dǎo)線風(fēng)壓Fw=af*kd*kf*Af*n*Vf2/16.0式中: af: 風(fēng)速不均勻系數(shù),取 1.0

9、. kf:風(fēng)速高度變化系數(shù).kd:Af:空氣動力系數(shù),取 1.2.導(dǎo)線受風(fēng)方向的投影面積(m*m),導(dǎo)線不考慮系數(shù);組合導(dǎo)線需乘 0.8 的系數(shù),本程序未考慮組合導(dǎo)線情況.風(fēng)速(m/s)Vf:n:導(dǎo)線根數(shù)各導(dǎo)線風(fēng)壓為:fw(i)=1.0*1.2*1.150* 26.8200(E-03)* 45.0000* 2* 30.002/16.0= 187.37120kgffw(i)=1.0*1.2*1.150* 26.8200(E-03)*= 37.47425kgf fw(i)=1.0*1.2*1.150* 26.8200(E-03)*= 37.47425kgf fw(i)=1.0*1.2*1.150*

10、 26.8200(E-03)*= 37.47425kgf fw(i)=1.0*1.2*1.150* 26.8200(E-03)*= 37.47425kgf fw(i)=1.0*1.2*1.150* 26.8200(E-03)*= 37.47425kgffw(i)=1.0*1.2*1.150*.0000(E-03)*9.0000* 2* 30.002/16.09.0000* 2* 30.002/16.09.0000* 2* 30.002/16.09.0000* 2* 30.002/16.09.0000* 2* 30.002/16.0.0000* 1* 30.002/16.0=.00000kgf導(dǎo)

11、線總風(fēng)壓=跨線風(fēng)壓+各引線風(fēng)壓Fw=Fw(17)= 187.37120+.0000037.47425+37.47425+37.47425+37.47425+37.47425+= 374.74250kgf(2) 單側(cè)絕緣子串風(fēng)壓 Fc=sk1*kf*kj*af*kd*Af*Vf*Vf/16.0式中: af: 風(fēng)速不均勻系數(shù),取 1.0.kd: 空氣動力系數(shù),取 0.6. kf:風(fēng)壓高度變化系數(shù).Af: 絕緣子串受風(fēng)方向的投影面積(m*m),Af=sk1*(n*Ai+A0)其中: n:Ai:A0:每串絕緣子片數(shù).單片絕緣子受風(fēng)面積.金具受風(fēng)面積.sk1: 受風(fēng)面積倍數(shù),單串絕緣子取 1.0,雙串絕

12、緣子取1.6.Vf: 風(fēng)速(m/s)絕緣子串的風(fēng)壓為:kj: 絕緣子串風(fēng)壓增加系數(shù),取 1.1.Fc=sk1*1.150*1.0*0.6*(16* .0200+ .0679)* 30.0002/16.0= 15.80814kgf(3) 單相半跨總風(fēng)壓(安全系數(shù)提資考慮) Fzw=1.1*(Fw+2.0*Fc)/2.0=( 374.74250+2.0* 15.80814)/2.0= 203.17940(kgf)三 導(dǎo)線的荷重下列公式中符號意義如下:wjgb: cdj: b:d:V:Vjx:間隔板重kgf.次導(dǎo)線擋距m.覆冰厚度mm.導(dǎo)線直徑mm.最大設(shè)計(jì)風(fēng)速m/s.檢修時風(fēng)速m/s.numfl:

13、 導(dǎo)線數(shù).Vfb: 覆冰時風(fēng)速m/s.(A1) 大跨線(1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj= 2*1.34900+(.98000/2.00000)=3.18800 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,10.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3)q3=q1+q2=3.18800+2.08401=5.27201(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002*

14、 26.82000*1.0(e-3)=4.16381 (kgf/m)q4=kf*numfl*0.075*Vjx*Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb*(d+2.0*b)*(1.0e-3)=1.150* 2*0.075*10.0002*( 26.82000+2.0*10.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.188002+

15、4.163812)=5.24410 (kgf/m)q6=sqrt(q12+q42)=sqrt(3.188002+.462642)=3.22139 (kgf/m)(7)導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.272012+.807652)=5.33352 (kgf/m)+(A2) 左跳線(1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj= 2*1.34900+(.98000/1.50000)=3.35133 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,1

16、0.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3)q3=q1+q2=3.35133+2.08401=5.43535(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002* 26.82000*1.0(e-3)=4.16381 (kgf/m)q4=kf*numfl*0.075*Vjx*Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb

17、*(d+2.0*b)*(1.0e-3)=1.150* 2*0.075*10.0002*( 26.82000+2.0*10.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.351332+4.163812)=5.34497(kgf/m)q6=sqrt(q12+q42)=sqrt(3.351332+.462642)=3.38312(kgf/m)(7)導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.435352+.807652)=5.49502(kgf/m)(A3) 引線1(

18、1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj= 2*1.34900+(.98000/1.50000)=3.35133 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,10.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3)q3=q1+q2=3.35133+2.08401=5.43535(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002* 26.82000*1.0(e-3)=4.16381 (

19、kgf/m)q4=kf*numfl*0.075*Vjx*Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb*(d+2.0*b)*(1.0e-3)=1.150* 2*0.075*10.0002*( 26.82000+2.0*10.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.351332+4.163812)=5.34497(kgf/m)q6=s

20、qrt(q12+q42)=sqrt(3.351332+.462642)=3.38312(kgf/m)(7)導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.435352+.807652)=5.49502(kgf/m)(A4) 引線2(1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj= 2*1.34900+(.98000/1.50000)=3.35133 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,10.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3

21、)q3=q1+q2=3.35133+2.08401=5.43535(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002* 26.82000*1.0(e-3)=4.16381 (kgf/m)q4=kf*numfl*0.075*Vjx*Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb*(d+2.0*b)*(1.0e-3)=1.150* 2*0.0

22、75*10.0002*( 26.82000+2.0*10.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.351332+4.163812)=5.34497 (kgf/m)q6=sqrt(q12+q42)=sqrt(3.351332+.462642)=3.38312 (kgf/m)(7) 導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.435352+.807652)=5.49502 (kgf/m)(A5) 引線3(1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj=

23、 2*1.34900+(.98000/1.50000)=3.35133 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,10.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3)q3=q1+q2=3.35133+2.08401=5.43535(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002* 26.82000*1.0(e-3)=4.16381 (kgf/m)q4=kf*numfl*0.075*Vjx*

24、Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb*(d+2.0*b)*(1.0e-3)=1.150* 2*0.075*10.0002*( 26.82000+2.0*10.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.351332+4.163812)=5.34497(kgf/m)q6=sqrt(q12+q42)=sqrt(3.351332+.

25、462642)=3.38312(kgf/m)(7)導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.435352+.807652)=5.49502(kgf/m)+(A6) 右跳線(1)導(dǎo)線自重:q1=numfl*q1+wjgb/cdj= 2*1.34900+(.98000/1.50000)=3.35133 (kgf/m)(2)導(dǎo)線冰重:q2=numfl*0.00283*b*(d+b)= 2*0.00283*10.000*(26.82000+,10.000)=導(dǎo)線自重及冰重:2.08401 (kgf/m)(3)q3=q1+q2=3.35133+2.08401=5

26、.43535(kgf/m)(4)導(dǎo)線所受風(fēng)壓:q4=kf*numfl*0.075*V*V*d*1.0(e-3)=1.150* 2*0.075*30.0002* 26.82000*1.0(e-3)=4.16381 (kgf/m)q4=kf*numfl*0.075*Vjx*Vjx*d*1.0(e-3)=1.150* 2*0.075*10.0002* 26.82000*1.0(e-3)=導(dǎo)線覆冰時所受風(fēng)壓:.46264 (kgf/m)(5)q5=numfl*0.075*Vfb*Vfb*(d+2.0*b)*(1.0e-3)=1.150* 2*0.075*10.0002*( 26.82000+2.0*1

27、0.000)*1.0(e-3)=.80765 (kgf/m)(6)導(dǎo)線無冰時,自重與風(fēng)壓的荷重:q6=sqrt(q12+q42)=sqrt(3.351332+4.163812)=5.34497(kgf/m)q6=sqrt(q12+q42)=sqrt(3.351332+.462642)=3.38312(kgf/m)(7)導(dǎo)線覆冰時,自重,冰重及風(fēng)壓的荷重:q7=sqrt(q32+q52)=sqrt(5.435352+.807652)=5.49502(kgf/m)四引下線及跳線的集中荷重下式中參數(shù)意義如下:L:G:n:導(dǎo)線長度.線夾重量.導(dǎo)線數(shù).左端跳線在第17種工況下的總荷重:W1=q1*L+1

28、.1*G*n=3.35133*9.00000+1.1*4.20000*2= 39.40200 kgf.W2=q2*L+1.1*G*n=2.08401*9.00000+1.1*4.20000*2= 27.99611 kgf.W3=q3*L+1.1*G*n=5.43535*9.00000+1.1*4.20000*2= 58.15811 kgf.W4=q4*L+1.1*G*n=4.16381*9.00000+1.1*4.20000*2= 46.71424 kgf.W4=q4*L +1.1*G*n=3.38312*9.00000+1.1*4.20000*2= 39.68805 kgfW5=q5*L+1

29、.1*G*n=.80765*9.00000+1.1*4.20000* 2= 16.50880 kgf.W6=q6*L+1.1*G*n=5.34497*9.00000+1.1*4.20000* 2= 57.34473 kgf.W6=q6*L +1.1*G*n=3.38312*9.00000+1.1*4.20000*2= 39.68805 kgfW7=q7*L+1.1*G*n=5.49502*9.00000+1.1*4.20000*2= 58.69520 kgf.第1條引下線在第17種工況下的總荷重:W1=q1*L+1.1*G*n=3.35133*9.00000+1.1*1.83000*2= 34

30、.18800 kgf.W2=q2*L+1.1*G*n=2.08401*9.00000+1.1*1.83000*2= 22.78211 kgf.W3=q3*L+1.1*G*n=5.43535*9.00000+1.1*1.83000* 2= 52.94411 kgf.W4=q4*L+1.1*G*n=4.16381*9.00000+1.1*1.83000* 2= 41.50024 kgf.W4=q4*L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW5=q5*L+1.1*G*n=.80765*9.00000+1.1*1.83000* 2=

31、11.29481 kgf.W6=q6*L+1.1*G*n=5.34497*9.00000+1.1*1.83000* 2= 52.13073 kgf.W6=q6*L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW7=q7*L+1.1*G*n=5.49502*9.00000+1.1*1.83000*2= 53.48120 kgf.第2條引下線在第17種工況下的總荷重:W1=q1*L+1.1*G*n=3.35133*9.00000+1.1*1.83000*2= 34.18800 kgf.W2=q2*L+1.1*G*n=2.08401*9.0

32、0000+1.1*1.83000*2= 22.78211 kgf.W3=q3*L+1.1*G*n=5.43535*9.00000+1.1*1.83000*2= 52.94411 kgf.W4=q4*L+1.1*G*n=4.16381*9.00000+1.1*1.83000*2= 41.50024 kgf.W4=q4*L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW5=q5*L+1.1*G*n=.80765*9.00000+1.1*1.83000* 2= 11.29481 kgf.W6=q6*L+1.1*G*n=5.34497*9.0

33、0000+1.1*1.83000* 2= 52.13073 kgf.W6=q6*L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW7=q7*L+1.1*G*n=5.49502*9.00000+1.1*1.83000*2= 53.48120 kgf.第3條引下線在第17種工況下的總荷重:W1=q1*L+1.1*G*n=3.35133*9.00000+1.1*1.83000*2= 34.18800 kgf.W2=q2*L+1.1*G*n=2.08401*9.00000+1.1*1.83000*2= 22.78211 kgf.W3=q3*L

34、+1.1*G*n=5.43535*9.00000+1.1*1.83000*2= 52.94411 kgf.W4=q4*L+1.1*G*n=4.16381*9.00000+1.1*1.83000*2= 41.50024 kgf.W4=q4*L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW5=q5*L+1.1*G*n=.80765*9.00000+1.1*1.83000* 2= 11.29481 kgf.W6=q6*L+1.1*G*n=5.34497*9.00000+1.1*1.83000* 2= 52.13073 kgf.W6=q6*

35、L +1.1*G*n=3.38312*9.00000+1.1*1.83000*2= 34.47404 kgfW7=q7*L+1.1*G*n=5.49502*9.00000+1.1*1.83000*2= 53.48120 kgf.右端跳線在第17種工況下的總荷重: W1=q1*L+1.1*G*n=3.35133*9.00000+1.1*4.20000*2= 39.40200 kgf.W2=q2*L+1.1*G*n=2.08401*9.00000+1.1*4.20000*2= 27.99611 kgf.W3=q3*L+1.1*G*n=5.43535*9.00000+1.1*4.20000* 2=

36、58.15811 kgf.W4=q4*L+1.1*G*n=4.16381*9.00000+1.1*4.20000* 2= 46.71424 kgf.W4=q4*L +1.1*G*n=3.38312*9.00000+1.1*4.20000*2= 39.68805 kgfW5=q5*L+1.1*G*n=.80765*9.00000+1.1*4.20000* 2= 16.50880 kgf.W6=q6*L+1.1*G*n=5.34497*9.00000+1.1*4.20000* 2= 57.34473 kgf.W6=q6*L +1.1*G*n=3.38312*9.00000+1.1*4.20000*

37、2= 39.68805 kgfW7=q7*L+1.1*G*n=5.49502*9.00000+1.1*4.20000* 2= 58.69520 kgf.五絕緣子串的荷重下列公式中符號意義如下:n: icnum qi:q0:qi q0:kj:kf:Ai: Ai: A0:V:Vjx: Vfb:每串絕緣子個數(shù). 每相絕緣子串個數(shù).單片絕緣子重量kgf.金具重量kgf.單片絕緣子覆冰重量kgf.連接金具覆冰重量mm.絕緣子串風(fēng)壓增加系數(shù),取 1.1.絕緣子串風(fēng)壓高度變化系數(shù),無冰時,單片絕緣子受風(fēng)面積mm*mm.覆冰時,單片絕緣子受風(fēng)面積mm*mm.絕緣子串連接金具受風(fēng)面積mm*mm.最大設(shè)計(jì)風(fēng)速m/

38、s.檢修時風(fēng)速m/s.覆冰時風(fēng)速m/s.(1)自重:um*(n*qi+q0)1*(16* 7.9000+ 19.74000)146.14000 kgf=(2)冰重:um(n*qi+q0)=1*(16* 1.8000+4.85940)= 33.65940 kgf自重及冰重:Q3i=Q1i+Q2i= 146.14000+ 33.65940= 179.79940 kgf風(fēng)壓:Q4i=0.0375*wfd3*kj*(V2)*k1*(n*Ai+A0)=0.0375*1.150*1.1*30.0002*1.000*(= 16.56091 kgf(3)(4)16* .02000+ .06790)Q4i=0.

39、0375*kj*kf*(Vjx2)*k1*(n*Ai+A0)=0.0375*1.150*1.1*10.0002*1.000*(16* .02000+ .06790)=1.84010 kgf(5)覆冰時,絕緣子串所受風(fēng)壓: Q5i=0.0375*kf*kj*(vfb2)*k1*(n*Ai+A0)=0.0375*1.150*1.1*10.0002*1.000*( 16* .03400+ .08904)=.03003 kgf(6)無冰時,絕緣子串自重與風(fēng)壓的荷重: Q6i=SQRT(Q1i2+Q4i2)=SQRT( 146.140002+ 16.560912)= 147.07540Q6i=SQRT(

40、Q1i2+Q4i2)=SQRT( 146.140002+= 146.14630kgf1.840102)kgf(7)覆冰時,絕緣子串自重,冰重及風(fēng)壓的Q7i=SQRT(Q3i2+Q5i2)荷重:=SQRT( 179.799402+.030032)= 179.79940 kgf原始輸入數(shù)據(jù)PROJECT= * * *工程TIME=2000, 3,27FRAME=muxianNUMBER= 1VOLT=220P203.18S425.24a.2050E-04E6500.f2.00L45.00H.00LA3.225LB3.225L112.500L210.000L310.000L412.500L5q 3.

41、1885.3345.2443.221QA 146.140179.799147.075146.146QB 146.140179.799147.075146.146P1 39.40258.69557.34539.688P2 34.18853.48152.13134.474P3 34.18853.48152.13134.474P4 34.18853.48152.13134.474P5 39.40258.69557.34539.688P6*配 電 裝 置 導(dǎo)線拉力計(jì)算輸出結(jié) 果工程名稱: * * * * 工程2000 年 3 月 27 日構(gòu)架名稱:220kVmuxian構(gòu)架: # 1導(dǎo)線風(fēng)壓(單相半跨

42、)P=203.179400環(huán)境溫度C水平拉力kg導(dǎo)線弧垂m支座反力RAkgRB最高溫度70982.5362.000298.273298.273最大荷載-51651.3721.860421.520421.520最大風(fēng)速-51576.4831.878383.696383.696最低溫度-401174.7221.673298.273298.273三 相 上人檢修(100kg)-151546.6892.008349.638349.638301439.7412.157349.638349.638單 相 上人檢修(150kg)-151765.0212.078374.638374.638301645.047

43、2.230374.638374.638施工安 裝 曲線 數(shù) 據(jù)環(huán)境溫度C水平拉力 kg 導(dǎo)線弧垂 m 導(dǎo)線長度 m 支座反力RAkgfRB4035302520151050-5-10-15-20-25-301032.8601040.6561048.6271056.7781065.1171073.6501082.3851091.3291100.4921109.8821119.5081129.3791139.5071149.9021160.5761.9181.9041.8891.8751.8601.8451.8301.8151.8001.7851.7701.7541.7391.7231.70738.

44、80738.80438.80038.79638.79238.78838.78438.78138.77738.77338.76938.76538.76138.75838.754299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638299.638軟導(dǎo)

45、線次張 力 計(jì) 算一原始計(jì)算數(shù)據(jù):設(shè)計(jì)的次導(dǎo)線檔距母線跨距母線張力母線間隔棒長母線短路電流導(dǎo)線直徑導(dǎo)線截面導(dǎo)線彈性模量L0= L =T0=2.000000m45.000000m1651.372000kgf200.000000mm40.000000kA26.820000mm425.240000mm26500.000000kgf/mm23.188000kgf/md I D SE=導(dǎo)線重量G0=二計(jì)算結(jié)果:A 按臨界接觸狀態(tài)計(jì)算:接觸時的次導(dǎo)線檔距為: L=此時,次導(dǎo)線凹進(jìn)長度: f=(D-b)/2.0)/1000.0=次擋距導(dǎo)線在短路后的弧線長度:Lab=L0+(8.0*f*2)/(3.0*L0)

46、=4.68447m.08659m.4.68873m.該次擋距內(nèi)導(dǎo)線在電磁吸力作用力的伸長率為:e=(Lab-L0)/L0=.00091導(dǎo)線伸長變形后產(chǎn)生的附加張力為:Fe=E*S*e*10=25184.39000N.短路前導(dǎo)線的張力為正常工作狀態(tài):T0=16513.72000N.短 路 后 每 根 導(dǎo) 線 的 實(shí) 際 張 力 為 : 33441.25000N.此時,次導(dǎo)線間應(yīng)存在以下電動力:T=T0*10.0/2.0+Fe=fm=8.0*f*T/L0=此時:4945.15800N.afma1=(sqrt(1/(b*(dia(1)-b)*1E-6)=afma2=atan(sqrt(dia(1)-

47、b)/b)=14.673101.19588afma=afma1*afma2=次導(dǎo)線間實(shí)際存在的電動力:17.54723fma=0.1504*(I/2.0)*2)*L0*afma=兩張力差:4945.11600Nbz=fma-fm=.04248N.短路后每根導(dǎo)線的實(shí)際張力為:33441.25000N最小間距4.68447mm.=軟 導(dǎo) 線 次 張 力 曲 線 表導(dǎo)線跨距 L= 45.000m斷路前每根導(dǎo)線的張力 T0/2=每根導(dǎo)線的短路電流有效值 I=8256.859N20.00000kA單導(dǎo)線次張力N次導(dǎo)線檔距m8317.330008490.341008756.726009093.530009

48、481.535009909.2060010365.6100010845.7600011347.7900011870.5800012414.7400012981.4800013573.6200014197.2800014856.25000.200.400.600.8001.0001.2001.4001.6001.8002.0002.2002.4002.6002.8003.00015559.4600016316.2900017142.8600018063.7700019114.0800020360.3300021945.1000024304.8300033441.2500032999.010003

49、2274.7000031597.1000030962.0000030365.2100029803.1900029272.7000028771.4400028296.3300027845.5600027417.3800027009.8200026621.3900026250.7600025896.7700025557.9900025233.5500024922.4700024623.8900024337.2100024061.5400023796.2600023540.7900023294.4400023056.9300022827.3200022605.7900022391.630002218

50、4.3900021983.7900021789.6100021601.2900021418.8100021241.6800021069.750003.2003.4003.6003.8004.0004.2004.4004.6004.6844.8005.0005.2005.4005.6005.8006.0006.2006.4006.6006.8007.0007.2007.4007.6007.8008.0008.2008.4008.6008.8009.0009.2009.4009.6009.80010.00010.20010.40010.60010.80011.00011.20011.40011.6

51、0020902.7400020740.3600020582.7000020429.5100020280.2300020134.9800019993.5500019855.7500019721.4000019590.5000019462.7200019338.3700019216.7000019098.0200018982.0600018868.8400018758.2500018650.0100018544.1900018440.8100018339.6500018240.5900018143.5700018048.7700017955.7100017864.7100017775.430001

52、7688.0700017602.1700017518.1900017435.6800017354.9700017275.6100017197.6700017121.2500017046.1500016972.5900016900.1400016829.1400016759.4000016690.7800016623.3500016556.9600016491.9300011.80012.00012.20012.40012.60012.80013.00013.20013.40013.60013.80014.00014.20014.40014.60014.80015.00015.20015.400

53、15.60015.80016.00016.20016.40016.60016.80017.00017.20017.40017.60017.80018.00018.20018.40018.60018.80019.00019.20019.40019.60019.80020.00020.20020.40016427.7500016364.8500016302.8600016241.8500016181.9200016122.9200016064.8200016007.6000015951.3300015895.8900015841.3600015787.6000015734.5900015682.5

54、400015631.2000015580.5300015530.5400015481.4200015432.9300015385.2700015338.0900015291.7000015245.8700015200.6900015156.1500015112.2200015068.8000015026.0700014983.8100014942.2200014901.0700014860.4600014820.3700014780.7900014741.7100014703.2200014665.1000014627.5500014590.3500014553.7000014517.4800

55、014481.6900014446.3000014411.3300020.60020.80021.00021.20021.40021.60021.80022.00022.20022.40022.60022.80023.00023.20023.40023.60023.80024.00024.20024.40024.60024.80025.00025.20025.40025.60025.80026.00026.20026.40026.60026.80027.00027.20027.40027.60027.80028.00028.20028.40028.60028.80029.00029.20014

56、376.8500014342.6600014308.9400014275.6900014242.7100014210.1700014177.8900014146.1300014114.6200014083.5200014052.8200014022.2600013992.2800013962.5000013932.9200013903.9000013875.0700013846.6000013818.3100013790.3700013762.7800013735.5200013708.4200013681.6500013655.2100013628.9000013602.9200013577

57、.2300013551.8600013526.5900013501.6400013476.9600013452.5600013428.3700013404.4500013380.6300013357.0800013333.8700013310.7600013287.9000013265.3000013242.8600013220.6700013198.6300029.40029.60029.80030.00030.20030.40030.60030.80031.00031.20031.40031.60031.80032.00032.20032.40032.60032.80033.00033.2

58、0033.40033.60033.80034.00034.20034.40034.60034.80035.00035.20035.40035.60035.80036.00036.20036.40036.60036.80037.00037.20037.40037.60037.80038.00013176.8400013155.2700013133.7700013112.5800013091.6200013070.7900013050.0300013029.6300013009.3000012989.1700012969.2400012949.5200012930.0000012910.5200012891.3100012872.2200012853.3100012834.5200012815.9900012797.4800012779.23000