with application of fem software ansys/ls-dyna, the whole frame was simulated by 8-node element when the rigid steel frame and semi-rigid steel frame were impacted by the mass with different speeds.
本文使用ansys/ls-dyna有限元软件进行计算,模型全部采用8节点实体单元,模拟刚性和半刚性钢框架梁受到不同沖击速度的撞击体沖击的沖击荷载和能量分配。