土木工程本科毕业设计结构计算和施工组织设计 (2)(9)

A柱：

5GA=830.2533.536.8+2530.3530.5836.8+4.22733（1.833.6+1.633.2）8

23+（1－230.43+0.43）34.22731.834.2+0.6734.22731.633.425=169.35kN

PA=23（3.631.830.5+3.231.630.5+4.831.830.5+3.6531.630.5）=26.08kN QA=1.23169.35+1.4326.08=239.73kN

B柱：

GB=830.237.233.5+2530.3530.5837.2+（1－230.43+0.43）34.22731.834.2+（1－230.36+0.36）34.22731.634.975+（1－230.17+0.17）34.2273

1.2536.8=160.08kN

PB=2.53（3.631.830.5+3.231.630.5+4.831.830.5+6.7531.630.5+5.9531.2530.5+5.1531.2530.5）=56.14kN

QB=1.23160.08+1.4356.14=270.69kN 232323

55C柱：GC=830.2533.537.2+2530.3530.5837.2+2335.4531.833.6+388

235.4531.833.55=174.62kN

PC=2.533.633.55=31.95kN

QC=1.23174.62+1.4331.95=254.27kN

6）各层柱子的自重

A柱：G5=（2530.630.6+0.75531.3+0.147530.6）33.9531.2=47.74kN G4=（2530.630.6+0.75530.8）34.231.2=48.41kN

G3=（2530.630.6+0.75530.8）34.231.2=48.41kN

G2=（2530.630.6+0.75530.6）34.231.2=47.64kN

G1=（2530.630.6+0.75530.6）35.2531.2=59.56kN

B柱：G5=（2530.630.6+0.75532）33.9531.2=49.81kN

G4=（2530.630.6+0.75532.4）34.231.2=54.49kN

G3=（2530.630.6+0.75532）34.231.2=52.97kN

G2=（2530.630.6+0.75531.8）34.231.2=52.21kN

G1=（2530.630.6+0.75531.8）35.2531.2=65.26kN

C柱：G5=（2530.630.6+0.75531.3+0.147530.6）33.9531.2=47.74kN G4=（2530.630.6+0.75530.6）34.231.2=47.64kN

G3=（2530.630.6+0.75530.6）34.231.2=47.64kN

G2=（2530.630.6+0.75530.6）34.231.2=47.64kN

G1=（2530.630.6+0.75530.6）35.2531.2=59.56kN

3.重力荷载设计值作用下框架弯矩计算——弯矩二次分配法

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第二章 结构设计计算

1）荷载及计算简图详见图2-19。

2）梁柱转动刚度计算 计算过程见表2-10

图2-19 荷载计算简图

表2- 10 梁柱转动刚度及相对转动刚度

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第二章 结构设计计算

3）弯矩分配系数，详见表2-11，框架节点分布见图2-20 。 ?SS'

?S?

S'

表2- 11 各节点弯矩分配系数

4）梁固端弯矩，详见表2-12

5）弯矩分配与传递，详见图2-21。

表2-12 梁固端弯矩

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