天津广播电视大学建工学院设计书2533

2、跨中弯矩组合 AB跨第七层:MGA =61.97+0.5×MGB=86.21+0.5×36.83=104.63 KN.mq=27.93+2×6=39.93 KN.mMEA =1.3×33.95=

2AB 、跨中弯矩组合跨 : 第七层 M=61.97+0.5× GA M=86.21+0.5×36.83=104.63KN.m GB q=27.93+2×6=39.93KN.m M=1.3×33.95=44.40KN.m EA M=1.3×31.94=40.01KN.m EB R=ql/2-1/l(MMMM) AGB-GA+EA+EA =39.93×7.8/2-1/7.8(104.63-74.93+44.40+40.01)=129.38KN 2 2 Mbmax=R/2q-MM=129.38/2×39.93-74.93+44.40=196.2KN.m AGA+EA 2 X=R A 第四层: M=113.8+0.5× GA M=128.34+0.5×64.77=160.73KN.m GB q=37.54+2×6×0.5=45.04KN.m M=1.3×200.8=261.04KN.m EA M=1.3×154.6=200.8KN.m EB R=ql/2-1/l(MMMM) AGB-GA+EA+EA =45.04×7.8/2-1/7.8(160.73-141.41+261.04+200.8)=133.73KN 2 2 Mbmax=R/2q-MM=133.73/2× AGA+EA 2 X=R A 第一层: