采用空间坐标转换的方法分别求出了轮胎纵向力、侧向力以及垂直载荷产生的绕主销的回正力矩表达式。-Spatial coordinate transformation methods were calculated tire longitudinal force, lateral force aligning torque expressions and vertical loads generated around the kingpin.

简支梁桥、连续桥梁桥墩纵横向地震力计算程序。-Simple supported beam bridge, the calculation of continuous bridge pier seismic force, horizontal and vertical seismic force can be calculated

dugoff轮胎模型 输出量：纵向力(N),侧向力(N)； 输入量：轮胎垂向载荷(N),轮胎滑转率,轮胎侧偏角(rad),轮胎纵向附着系数,轮胎纵向刚度(N/rad),轮胎侧向刚度(N/rad)- Dugoff tire model Output: longitudinal force (N), lateral forces (N) Input: vertical tire load (N), the tire slip rate, the tire slip

动力学软件仿真后，用于根据动力学结果计算轨道车辆轮轨垂向力(After the simulation of dynamic software, the vertical force of the track vehicle is calculated according to the dynamic results)