V7.8计算软件计算八、立柱验算数据中： 3、稳定性验算1) 不组合风荷载时立杆从左到右受力为(Nut＝γG∑NGk+1.4∑NQk)：R1=0.321+[1.2(0.3+(24+1.1)0.12)0.8+1.4(1+2)0.8](0.9/2+(0.5-0.35/2)/2)
+1.350.159.8=6.311kNR2=9.427+1.350.15(9.8-1.2)=11.168kNR3=9.427+1.350.15(9.8-1.2)=11.168kNR4=0.321+[1.2(0.3+(24+1.1)0.12)0.8+1.4(1+2)0.8](0.9/2+(1-0.5-0.35/2)/2)
+1.350.159.8=6.311kNNut=max[R1,R2,R3,R4]=max[6.311, 11.168, 11.168, 6.311]=11.168kN1.05Nut/(φAKH)=1.0511.168103/(0.2814240.972)=101.278N/mm2≤[f]=205N/mm2符合要求！2) 组合风荷载时立杆从左到右受力为(Nut＝γG∑NGk+0.851.4∑NQk)：R1=5.829kN, R2=10.977kN, R3=1
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