2024-03-29T08:34:54Zhttps://repositori.uji.es/oai/requestoai:repositori.uji.es:10234/1823962022-05-31T07:40:30Zcom_10234_7035com_10234_9col_10234_8617
Repositori UJI
author
Yau, J. D.
author
Martínez-Rodrigo, María D.
author
Doménech Monforte, Alejandro
funder
Partial sponsorship from the Ministry of Science & Technology
2019-05-02T08:01:02Z
2019-05-02T08:01:02Z
2019-06-01
YAU, M. D., MARTÍNEZ RODRIGO, María Dolores; DOMÉNECH MONFORTE, Alejandro (2019). An equivalent additional damping approach to assess vehicle-bridge interaction for train-induced vibration of short-span railway bridges. Engineering Structures, v. 188, p. 469-479
http://hdl.handle.net/10234/182396
https://doi.org/10.1016/j.engstruct.2019.01.144
Constant moving load models are widely adopted in the dynamic analysis of railway bridges under moving trains. However, the use of this simple model may overestimate the resonant response of simply supported bridges if the vehicle-bridge interaction (VBI) effects are neglected, particularly for short spans. To account for the VBI effects, Eurocode 1 allows engineers to consider an additional amount of structural damping which depends on the bridge span. This method is the so-called Additional Damping Method (ADM), and was formulated in order to provide a conservative prediction of the interaction benefit. Nevertheless, the Additional damping method may sometimes yield to an unsafe prediction of the bridge peak response. Considering the interaction benefits, an alternative analytical approach based on an equivalent VBI model under resonant excitations is presented in this investigation. The key parameters dominating the additional damping problem are subsequently identified. According to the numerical demonstrations supplied, the presented approach provides insights that enable an accurate prediction of the additional amount of damping needed in order to account for VBI effects on short simply-supported railway bridges.
eng
Additional damping method
Eurocode
High-speed railway bridges
Moving loads
Resonance
Vehicle-bridge interaction
An equivalent additional damping approach to assess vehicle-bridge interaction for train-induced vibration of short-span railway bridges.
info:eu-repo/semantics/article
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
URL
https://repositori.uji.es/xmlui/bitstream/10234/182396/1/Yau_2019_Equivalent.pdf
File
MD5
6d4585019c71a81c3c4048ee77466324
562543
application/pdf
Yau_2019_Equivalent.pdf
URL
https://repositori.uji.es/xmlui/bitstream/10234/182396/3/Yau_2019_Equivalent.pdf.txt
File
MD5
ce7465bc9913b26797b1bdb04b599ce5
48947
text/plain
Yau_2019_Equivalent.pdf.txt