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The document analyzes the dominant vibration frequencies of rail bridges when subjected to moving trains, using a power flow method. It presents a procedure to obtain power flows and point mobility within a coupled vehicle-track-bridge system. The method is applied to a rail on discrete supports and a real urban rail transit concrete bridge. Computed results show the bridge vibrations and noise are primarily dominated by frequencies around the natural frequency of a single wheel adhered to an elastically su

Author

oliveira1305

Language

EN