Full-band vibration control method for ground surface vibration caused by railway traffic
The invention belongs to the technical field of railway traffic vibration control, and relates to a full-band vibration control method for ground surface vibration caused by railway traffic, which comprises the following steps: firstly, determining stratum parameters of a vibration sensitive area an...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention belongs to the technical field of railway traffic vibration control, and relates to a full-band vibration control method for ground surface vibration caused by railway traffic, which comprises the following steps: firstly, determining stratum parameters of a vibration sensitive area and specific positions of vibration control points, and then designing specific parameters of a steel spring floating slab track; then calculating the vibration source strong load of the train running on the steel spring floating slab track, establishing a three-dimensional ballast bed-tunnel-stratum coupling model by using finite element analysis software, and calculating the vibration response of a vibration control point to determine a vibration amplification frequency band; the pile length, the structural form, the geometric parameters and the like of the periodic pile group structure are optimally designed by adopting a plane wave expansion method according to the vibration amplification frequency band, so that |
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