框架结构——竖向荷载例题

移以向右为正。Р竖向荷载下——分层法? 计算例题Р2018/5/11Р4Р内力符号规定Р位移符号规定Р竖向荷载下——分层法? 计算例题Р2018/5/11Р5РFР顶层计算简图Р(0.9×4.21)Р(7.11)Р(4.84)Р(3.64)РAРBРCРDРEРFРGРHРIР(9.53)Р(12.77)Р(0.9×4.21)Р(0.9×1.79)Р3.8 kN/mР3.4 kN/mР底层计算简图Р(7.63)Р(10.21)Р(0.9×4.21)Р(0.9×1.79)РDРEРGРHРIР2.8 kN/mР(0.9×4.21)Р竖向荷载下——分层法? 计算例题Р2018/5/11Р青海大学Р6Р计算节点弯矩分配系数Р节点 G:Р(7.63)Р(10.21)Р(0.9×4.21)Р(0.9×1.79)РDРEРGРHРIР(0.9×4.21)РFР节点 H:Р节点 I:Р2018/5/11Р7Р计算节点弯矩分配系数Р节点 D:Р(0.9×4.21)Р(7.11)Р(4.84)Р(3.64)РAРBРCРDРEРFРGРHРIР(9.53)Р(12.77)Р(0.9×4.21)Р(0.9×1.79)Р2018/5/11Р8Р计算节点弯矩分配系数Р节点 E:Р(0.9×4.21)Р(7.11)Р(4.84)Р(3.64)РAРBРCРDРEРFРGРHРIР(9.53)Р(12.77)Р(0.9×4.21)Р(0.9×1.79)Р2018/5/11Р9Р计算节点弯矩分配系数Р节点 F:Р(0.9×4.21)Р(7.11)Р(4.84)Р(3.64)РAРBРCРDРEРFРGРHРIР(9.53)Р(12.77)Р(0.9×4.21)Р(0.9×1.79)Р2018/5/11Р10Р计算杆件固端弯矩:顶层РqРJРKРDРEРGРHРIРFР2.8 kN/mР7500Р5600