Vibration suppression for high speed railway bridges using fluid viscous dampers

The results of experimental and theoritical investigations of railway bridges have shown the significant dynamic responses exceeding that anticipated on certain railway bridges, such as a resonance phenomenon who have a great effect in the bridge. Alternatively , the use of structural control system...

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Main Authors: Tahiri M., Khamlichi A., Bezzazi M.
Format: Article
Language:English
Published: EDP Sciences 2019-01-01
Series:MATEC Web of Conferences
Subjects:
Online Access:https://www.matec-conferences.org/articles/matecconf/pdf/2019/35/matecconf_cmm18_01002.pdf
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author Tahiri M.
Khamlichi A.
Bezzazi M.
author_facet Tahiri M.
Khamlichi A.
Bezzazi M.
author_sort Tahiri M.
collection DOAJ
description The results of experimental and theoritical investigations of railway bridges have shown the significant dynamic responses exceeding that anticipated on certain railway bridges, such as a resonance phenomenon who have a great effect in the bridge. Alternatively , the use of structural control systems devices might be a very promising solution to attenuate undesirable vibration. The aim of this study, first, is to investigate the posibility of reducing the acceleration in an acceptable level by using fluid viscous dampers. The bridge-damper system is described by a single-degree-of-freedom model. The ,dampers are connected between the bottom surface of the bridge deck and the abutment, Finallay a linearisation model and a comparative study in order to investigate the effect of the nonlinearite of the device in the dynamic response of the system.
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spelling doaj.art-1894877ea3c442e8b3b0447c9c9320b82022-12-21T19:59:02ZengEDP SciencesMATEC Web of Conferences2261-236X2019-01-012860100210.1051/matecconf/201928601002matecconf_cmm18_01002Vibration suppression for high speed railway bridges using fluid viscous dampersTahiri M.0Khamlichi A.1Bezzazi M.2Department of Physics, Mechanical and Civil Engineering laboratory, Faculty of Sciences and Technology, University Abdelmalek EssaadiDepartment STIC, Communication Systems and Detection Laboratory, National School of Applied Sciences, University Abdelmalek EssaadiDepartment of Physics, Mechanical and Civil Engineering laboratory, Faculty of Sciences and Technology, University Abdelmalek EssaadiThe results of experimental and theoritical investigations of railway bridges have shown the significant dynamic responses exceeding that anticipated on certain railway bridges, such as a resonance phenomenon who have a great effect in the bridge. Alternatively , the use of structural control systems devices might be a very promising solution to attenuate undesirable vibration. The aim of this study, first, is to investigate the posibility of reducing the acceleration in an acceptable level by using fluid viscous dampers. The bridge-damper system is described by a single-degree-of-freedom model. The ,dampers are connected between the bottom surface of the bridge deck and the abutment, Finallay a linearisation model and a comparative study in order to investigate the effect of the nonlinearite of the device in the dynamic response of the system.https://www.matec-conferences.org/articles/matecconf/pdf/2019/35/matecconf_cmm18_01002.pdfrailway bridgesresonancepassive controlfluid viscous dampersnonlinear damping
spellingShingle Tahiri M.
Khamlichi A.
Bezzazi M.
Vibration suppression for high speed railway bridges using fluid viscous dampers
MATEC Web of Conferences
railway bridges
resonance
passive control
fluid viscous dampers
nonlinear damping
title Vibration suppression for high speed railway bridges using fluid viscous dampers
title_full Vibration suppression for high speed railway bridges using fluid viscous dampers
title_fullStr Vibration suppression for high speed railway bridges using fluid viscous dampers
title_full_unstemmed Vibration suppression for high speed railway bridges using fluid viscous dampers
title_short Vibration suppression for high speed railway bridges using fluid viscous dampers
title_sort vibration suppression for high speed railway bridges using fluid viscous dampers
topic railway bridges
resonance
passive control
fluid viscous dampers
nonlinear damping
url https://www.matec-conferences.org/articles/matecconf/pdf/2019/35/matecconf_cmm18_01002.pdf
work_keys_str_mv AT tahirim vibrationsuppressionforhighspeedrailwaybridgesusingfluidviscousdampers
AT khamlichia vibrationsuppressionforhighspeedrailwaybridgesusingfluidviscousdampers
AT bezzazim vibrationsuppressionforhighspeedrailwaybridgesusingfluidviscousdampers