重力坝设计

3m力矩M=LPs=-31960.785KN.m扬压力排水管幕距离上游面的距离一般不小于坝前水深的1/10~1/12取L1=7m设计情况U1=γWαγWHL1=737.416KN力臂L=-23m力矩M=LU1=-16960.561KN.m校核情况U1=γWαγWHL1=734.432KN力臂L=-23m力矩M=LU1=-16891.927KN.m设计情况U2=0.5γWαγWH(B-L1)=2264.920KN力臂L=-4.167m力矩M=LU2=-10095.572KN.m校核情况U2=0.5γWαγWH(B-L1)=2422.937KN力臂L=-4.1677m力矩M=LU2=-10054.718KN.m设计情况U3=0.5γWαγWHL1=1106.124KN力臂L=-24.167m力矩M=LU2=-26731.319KN.m校核情况U3=0.5γWαγWHL1=1101.647KN力臂L=-24.167m力矩M=LU2=-26623.146KN.m浮托力设计情况U4=γWBH2=11083.996KN力臂L=0m力矩M=LU4=0KN.m校核情况U4=0γWBH2=11873.484KN力臂L=0m力矩M=LU2=0KN.m抗滑稳定分析f’=0.9c’=0.75MpaA=50m设计状况校核状况?WKN44528.52844880.956UKN15350.47316122.695?PKN20448.57420976.919Ks'3.2283.129满足稳定要求。σyu=BMBW26???σyd=BMBW26???水平截面应力计算(不计扬压力)设计状况校核状况?WKN44528.52844880.956?MKN.m-157533.685-165196.835σyuKN503.670493.951σydKN1176.6521199.670????????PACUWfsK)(