移动弹簧+簧上质量 与桥梁耦合振动分析。数值分析。(ansys command flow vehicle bridge coupling length of the bridge is 10m, you can change the parameters, parametric modeling)

运用newmark法计算车桥耦合振动 桥取4阶模态，车为单自由度，车速5m/s，车辆，桥梁参数已经带入矩阵(Calculation of coupling vibration of vehicle and bridge by Newmark method)