跨越檔封網(wǎng)計算表

跨越封網(wǎng)承載索張力(弧垂)計算,,,,,,,,,,,

已知：,,,,,,,,,,,

檔距L(m),,672,,,,,,,,,

高差h(m),,58.8,COSφ,0.996193717,,,,,,,

封網(wǎng)始點距a1(m),,180,,,,,,,,,

封網(wǎng)終點距a2(m),,240,封網(wǎng)長度C(m),60,,,,,,,

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承載索規(guī)格φ(mm),,18,導(dǎo)線自重力W(N/m),,,20.188,,,,,

承載索破斷力Tb(N),,296000,導(dǎo)線根數(shù)n(根),,,4,,,,,

承載索自重力W1(N/m),,2.4235,作用在單根承索上導(dǎo)線自重力W3(N/m),,,40.376,,,,,

承載索載面積S(mm2),,314.16,封網(wǎng)重力G(N),,,1706.4,,,,,

承載索彈性系數(shù)E(mm2),,107000,作用在單根承索上封頂網(wǎng)自重力W2(N/m),,,14.2201,,,,,

,,,事故狀態(tài)封網(wǎng)上導(dǎo)線單位自重力W3（N/m）,,,40.376,集中力P1（N）,2907.1,,,

,,,事故狀態(tài)封網(wǎng)上單位自重力W23（N/m）,,,54.5961,集中力P2（N）,6977.0,,,

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安裝狀態(tài),,,,,,,,,,,

安裝初張力,計算檔線長,中點弧垂,跨越物對高側(cè)懸點,,跨越處線點,線與跨越物,索安全系數(shù),,,,

H1(N),ＬAB,f（m）,水平距b（m）,垂距yb（m）,距高側(cè)Y,垂距裕度（m）,K,,,,

3854,679.55,35.63,210,54.0,49.00,5.00,76.8,,,,

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封網(wǎng)狀態(tài),,,,,,,,,,,

封網(wǎng)后張力,狀態(tài)式,狀態(tài)式,承索增大系數(shù),承索增大系數(shù),承索增大系數(shù),狀態(tài)式,檔內(nèi)線長,中點弧垂,跨越處線點,線與跨越物,索安全系數(shù)

H2(N),A,B,K2,K21,K22,A-B=0,L（m）,f（m）,距高側(cè)Y,垂距裕度（m）,K

7482.42,-243407,-243407,3.82461,5.18977,9.01438,0,679.62,35.89,49.22,4.78,39.6

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事故狀態(tài),,,,,,,,,,,

跑線后張力,狀態(tài)式,狀態(tài)式,承索增大系數(shù),承索增大系數(shù),承索增大系數(shù),狀態(tài)式,檔內(nèi)線長,中點弧垂,跨越處線點,線與跨越物,索安全系數(shù)

H2(N),A,B,K3+K4,K3,K4,A-B=0,L（m）,f（m）,距高側(cè)Y,垂距裕度（m）,K

39125.9,-243407,-243407,117.7657,41.6990,76.0668,0,680.26,38.09,51.11,2.89,7.6

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