加载长度l 顶点
位置
α
面积
Ω
总面积
∑Ω
均布
荷载
p
换算
活载
k
静活载内
力N k=kΩ
冲击
系数
1+μ
m m m KN/m KN/m KN
A1A3600.25-30.6-30.620.147.1-1441.26#### A3A3'600.5-40.8-40.820.145.95-1874.76#### E0E2600.12517.8817.8820.148.9874.33#### E2E4600.37538.438.420.146.41781.76#### E0A1600.125-31.5-31.520.148.9-1540.35####
8.570.125-0.6422.520.176.96-49.25####
51.430.12523.1422.520.150.321164.40####
17.140.125 2.58-13.5620.161.98159.91####
42.860.125-16.14-13.5620.151.86-837.02####
25.720.125-5.81 4.4820.157.04-331.40####
34.290.12510.29 4.4820.153.69552.47#### A1E1
A3E3
150.57.57.520.161.1458.25####
A2E2 A4E4150.5-7.5-7.520.161.1-458.25####
杆件名称
上弦杆
下弦杆
斜杆竖杆
A1E2
E2A3
A3E4
主桁杆件内力计算单位
竖向荷载
影响线活载要素
动活载内力 （1+
μ）Nk
a a m -a η
恒载内力Np=p∑Ω活载内力
η（1+μ）Nk
风力所产
生内力
KN
KN KN
KN -1844.810.3330.008 1.0013-614.14-1847.30-91.25-2399.690.3410.000 1.0000-818.86-2399.60-118.28
1119.140.3210.020 1.0034358.851122.942280.650.3380.003 1.0005770.692281.82-1971.650.3210.020 1.0034-632.21-1978.34-77.65-5.816 6.157 2.0261451.58-157.321521.000.2970.044 1.0074451.581532.18238.27-1.142 1.483 1.2472-272.15297.17-1119.870.2430.098 1.0163-272.15-1138.15-472.60-0.1900.531 1.088589.91-514.44760.700.1180.223 1.037189.91788.94691.540.2180.123 1.0206150.53705.76-691.54
0.218
0.123
1.0206
-150.53
-705.76
力计算表单项内力
主力
载要素
均衡系数
主力
主力加横向附加力主力加纵向附加力
桥门架效应列车摇摆
力所产生
内力
制动力所
产生内力
NⅠNⅡNⅢ
KN
KN
KN
KN
KN
KN
-2461.445-2552.695-3218.455-3336.73552.19262.28180.191481.7931744.0731661.983423.83181.95
3052.5103476.3403234.460
-92.55
-2610.541-2703.091
294.2511983.75425.018-1410.303-424.528878.858856.281-856.281
内力
轴向力组合
附加力
NⅡ'NⅢ'计算内力运营动力系
数 1+μf
疲劳内力
KN KN KN
-2127.246-2461.445 1.18-2314.83 -2780.613-3218.455 1.18-3031.07 1453.3941329.5861481.793 1.181390.56 2896.9502587.5683052.510 1.182873.16 -2252.576-2610.541 1.18-2449.82
294.251 1.37384.07
1983.754 1.201845.22
25.018 1.32-61.87
-1410.303 1.22-1291.00
-424.528 1.27-332.26
878.858 1.24776.24
856.281 1.33758.75
-856.281 1.33-758.75