Seismic Protection of a Realistic Bridge Structure Using Passive Friction Devices


Tomme: LVIII (LXII) Fascicle: 1 | 2012
Pages: 77-84
Abstract text:
The application of passive control systems to bridge structures has been investigated in recent years to demonstrate the efficiency of these systems during exceptional natural events such as earthquakes. The paper proposes analytical models for the passive friction devices mounted between deck and piles in a realistic bridge structure subjected to severe earthquake motions. The models are analysed from numerical simulations point of view for seismic excitations. Comparison of the results from numerical simulations has been demonstrated the use efficiency of the friction devices to protect the bridge structure than in the case of unprotected structure.
Key Words:
structural control; earthquake engineering; seismic protection; passive control.

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