Combined approach for analysing evolutionary power spectra of a track-soil system under moving rando

• 作 者: Y.Zhao L.T.Si H.Ouyang
• 机 构: StateKeyLaboratoryofStructuralAnalysisforIndustrialEquipment,SchoolofEngineering
• 出 处: 力学学报:英文版
• 发表日期: 2019年3期
• 关键词: Track-soil system MOVING random loads EVOLUTIONARY POWER spectrum Pseudo-excitat
• 基金项目: the National Basic Research Program of China (Grant 2014CB046803),the National Natural Science Foundation of China (Grant 11772084).

The pseudo-excitation method combined with the integral transform method (PEM-ITM) is presented to investigate the ground vibration of a coupled track-soil system induced by moving random loads. Commonly in the track model, the rail, sleepers, rail pads,