杆件名称 | 内力系数(F=1) | 第一种组合F×① | 第二种组合 | 第三种组合 | 计算杆件内力(kN) | |||||
全跨① | 左半跨② | 右半跨③ | F1×①+F2×② | F1×①+F2×③ | F3×①+F4×② | F3×①+F4×③ | ||||
上弦 | AB | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
BC、CD | -11.29 | -8.46 | -3.46 | -543.5 | -503.4 | -433.0 | -277.3 | -272.8 | -543.5 | |
DE、EF | -18.19 | -13.05 | -6.28 | -875.6 | -803.0 | -707.5 | -425.0 | -256.2 | -875.6 | |
FG、GH | -21.58 | -14.61 | -8.52 | -1038.7 | -940.4 | -854.4 | -482.5 | -330.6 | -1038.7 | |
HI | -22.43 | -13.98 | -10.33 | -1079.6 | -960.4 | -908.9 | -471.4 | -271.0 | -1079.6 | |
IJ、JK | -22.9 | -14.45 | -10.33 | -1102.3 | -983.0 | -924.9 | -485.7 | -382.9 | -1102.3 | |
下弦 | ab | 6.02 | 4.6 | 1.75 | 289.8 | 269.7 | 229.5 | 147.7 | 76.6 | 289.8 |
bc | 15.18 | 11.15 | 4.93 | 730.7 | 671.1 | 715.6 | 361.2 | 205.8 | 730.7 | |
cd | 20.14 | 14.07 | 7.42 | 969.4 | 885.8 高效煤粉锅炉 | 789.9 | 461.1 | 295.3 | 969.4 | |
de | 22.15 | 14.45 | 9.42 | 1066.2 | 957.5 | 886.5 | 481.6 | 356.1 | 1066.2 | |
ef | 21.3 | 11.66 | 11.77 | 1025.3 | 889.2 | 890.8 | 407.4 | 410.1 | 1025.3 | |
斜腹杆 | aB | -11.32 | -8.63 | -3.28 | -544.9 | 毛刷制作 -506.9 | -431.4 | -277.2 | -143.8 | -544.9 |
Bb | 9.05 | 6.64 | 2.95 | 435.6 | 401.6 | 349.6 | 215.2 | 123.1 | 435.6 | |
bD | -7.56 | -5.23 | -2.85 | -363.9 | -331.0 | -297.5 | -171.8 | -112.5 | -363.9 | |
Dc | 5.55 | 3.5 | 2.51 | 267.2 | 238.3 | 224.3 | 117.7 | 93.0 | 267.2 | |
cF | -4.27 | -2.27 | -2.45 | -205.6 | -177.3 | -179.9 | -80.0 | -84.5 | -205.6 | |
Fd | 2.74 | 0.95 | 2.18 | 131.9 | 106.7 | 124.0 | 38.7 | 69.4 | 131.9 | |
dH | -1.57 | 0.19 | -2.14 | -75.6 | -50.8 | -83.7 | -3.9 | -62.0 | -83.6 | |
He | 0.36 | -1.23 | 1.94 | 17.4 | -5.2 | 40.0 | -21.7 | 50.4 | 50.4 -21.7 | |
eg | 1.56 | 3.44 | -2.3 | 75.1 | 101.7 | 20.7 | 94.4 | -48.9 | 101.7 -48.9 | |
gK | 2.28 | 4.16 | -2.3 | 109.8 | 136.3 | 45.1 | 116.3 | -44.9 | 136.3 -44.9 | |
gI | 0.65 | 0.65 | 0 | 31.3 | 31.3 | 22.2 | 19.8 | 3.6 | 31.3 | |
竖杆 | Aa | -0.5 | -0.5 | 0 | -24.1 | -24.1 | -17.1 | -15.2 | -2.8 | -24.1 |
Cb、Ec | -1 | -1 | 0 | -48.2 | -48.2 | -17.1 | -30.5 | -5.5 | -48.2 | |
Gd | -1 | -1 | 0 | -48.2 | -48.2 | -17.1 | -30.5 | -5.5 | -48.2 | |
Jg | -1 | -1 | 0 | -48.2 | -48.2 | -17.1 | -30.5 | -5.5 | -48.2 | |
Ie | -1.5 | -1.5 | 0 | -72.2 | -72.2 | -51.1 | -45.7 | -5.5 | -72.2 | |
Kf | 0.17 | 0.09 | 0.09 | 8.2 | 7.1 | 7.1 | 3.2 | 3.2 | 8.2 | |
太空袋 |
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