Excel表格25米预制箱梁钢绞线伸长量计算

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编号部位△L(mm)Ap(mm2)EP(N/mm2)Po(N)Pp(N)e-(kx+μθ)kx+μθP(N)kx(m)μθ伸长量(mm)端直线6.4456323140202195026.51195163.260.99860.001401953000.00150.9340.250曲线3.41010947140202191498.12193262.320.98196290.01820195026.510.00150.4990.250.0698中直线19.4126702140202190674.04191086.080.99569980.00431191498.120.00152.8730.250端直线6.4456323140202195026.51195163.260.99860.001401953000.00150.9340.250曲线3.41010947140202191498.12193262.320.98196290.01820195026.510.00150.4990.250.0698中直线39.5943809140202189816.06190657.090.99122920.00881191498.120.00155.8730.250端直线6.4456323140202195026.51195163.260.99860.001401953000.00150.9340.250曲线3.41010947140202191498.12193262.320.98196290.01820195026.510.00150.4990.250.0698中直线39.5943809140202189816.06190657.090.99122920.00881191498.120.00155.8730.2504925米箱梁负弯矩钢绞线伸长量1、25m箱梁负弯矩采用单根两端同时对称张拉,上表中所示伸长量为单端伸长量。2、考虑工作长度0.3mT1T2T3单端(两端对称)2949

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