双动力地铁打磨车动态包络线计算研究

Study on dynamic envelope curve calculation of dual power rail grinding train

介绍了双动力地铁打磨车结构特点及技术参数,阐述了车辆运动特性及动态包络线的计算原则,结合CJJ96标准提出了该车辆动态包络线的计算方法,计算并验证了该车辆动态包络线满足A型地铁及B2型地铁限界标准。

This paper introduced the structure characteristics and technical parameters of dual power rail grinding train,then vehi-cle operation feature and the calculation principle of dynamic envelope curve was described.Based on CJJ96 standard,the dynamic envelope curve calculation method of dual power rail grinding train was presented,the result shows the dynamic envelope curve of the train meets the requirement of A type and B2 type metro gauge standard.