Research Article
Research on the Simulation of Wheelset Response Characteristic Identification of Railway Fastener Loosening
Figure 4
Main vibration model of rail and rail slab; vibration model of rail is shown in the 1st, 2nd, and 55th order; vibration model of rail slab is shown in the 1st, 2nd, and 16th order; the order is determined by the length of the model.