A dynamic coupling model of train and turnout was set up using turnout system dynamics theory. According to the model,the structure characteristics of gauge widening switch were considered.
运用道岔系统动力学理论,考虑轨距加宽式转辙器的结构特性,建立列车/道岔耦合动力学模型,以350 km/h客运专线18号高速道岔为例,计算分析了列车以350 km/h直向及80 km/h侧向过岔时的动力特性。
参考来源 - 转辙器轨距加宽对高速道岔动力特性的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
The elastic rigidity of rail pad and ballast stiffness of rail and clamping force of fastener are the main factors that cause the widening of gauge.
钢轨垫层和道床的刚度、轨刚度和扣件扣压力是影响轮轨之间作用力和轨距扩大的主要因素。
Abstract: the widening of gauge and the overturning of rail will effect the contact point and dynamic forces between wheel and rail.
文摘：轨距扩大和钢轨侧翻将影响到轮轨接触点位置和动力作用。
The widening of gauge and the overturning of rail will effect the contact point and dynamic forces between wheel and rail.
轨距扩大和钢轨侧翻将影响到轮轨接触点位置和动力作用。
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