Results 11 to 20 of about 15,775 (207)

Global Vibration Comfort Evaluation of Footbridges Based on Computer Vision [PDF]

open access: yesSensors, 2022
The vibration comfort evaluation is a control standard other than strength and deflection, but the general comfort evaluation method only considers the response of the mid-span position and does not consider the difference in the vibration response of ...
Jianxiu Hu, Qiankun Zhu, Qiong Zhang
doaj   +2 more sources

I Feel I Need to Think about It: A Defence of Affective Moral Enhancement. [PDF]

open access: yesBioethics
ABSTRACT Critics of affective moral enhancement generally contend that moral improvement can only be properly achieved through interventions that engage a person's rational faculties. Therefore, they view attempts to achieve moral improvement by targeting emotions as futile at best and detrimental to moral agency at worst.
Huang PH.
europepmc   +2 more sources

Experimental dynamic analysis of the existing footbridge in Dobřichovice town [PDF]

open access: yesMATEC Web of Conferences, 2020
The paper presents an experimental dynamic analysis of the existing footbridge across the Berounka River in Dobřichovice town, Czech Republic. The experiment was realized in two stages.
Polák Michal   +5 more
doaj   +1 more source

Experimental Tests and Numerical Analyses for the Dynamic Characterization of a Steel and Wooden Cable-Stayed Footbridge

open access: yesInfrastructures, 2023
Vibrations are an issue of increasing importance in current footbridge design practice. More sophisticated footbridges with increasing spans and more effective construction materials result in lightweight structures and a high ratio of live load to dead ...
Vanni Nicoletti   +4 more
doaj   +1 more source

All-GFRP footbridge under human-induced excitation [PDF]

open access: yesMATEC Web of Conferences, 2019
The dynamic behavior of lively footbridge is a complex problem. Recently there were numerous publications and recommendations related to the dynamic nature of footbridge.
Stankiewicz Beata   +2 more
doaj   +1 more source

Choosing footbridge or signalized crossing in an urban area: what triggers pedestrians?

open access: yesTransactions on Transport Sciences, 2020
Pedestrians face difficulties when trying to cross a road in the urban environment since they are exposed to vehicular traffic. One of the measures to overcome the problems in the case of multilane roads with high traffic volumes is the construction of ...
Maria Ourania Skandami   +2 more
doaj   +1 more source

Vibration serviceability of footbridges under human-induced excitation : a literature review [PDF]

open access: yes, 2004
Increasing strength of new structural materials and longer spans of new footbridges, accompanied with aesthetic requirements for greater slenderness, are resulting in more lively footbridge structures.
Pavić, Aleksandar   +2 more
core   +3 more sources

Lateral Parametric Vibration of Footbridge under Pedestrian Excitation considering the Time-Delay Effect

open access: yesAdvances in Civil Engineering, 2021
Pedestrian excitation may consequently cause large-scale lateral vibration of the long-span softness of footbridges. Considering the influence of structural geometric nonlinearity, a nonlinear lateral parametric vibration model is established based on ...
Zhou Chen   +5 more
doaj   +1 more source

Finite Element Models of a Benchmark Footbridge

open access: yesApplied Sciences, 2021
Modern footbridges are often lively structures, characterized by natural frequencies that fall in the range of pedestrian activities, such as walking, running, and jumping.
Fiammetta Venuti   +3 more
doaj   +1 more source

The experimental evaluation of tensile forces in stays of a cable-stayed footbridge

open access: yesActa Polytechnica CTU Proceedings, 2023
The topic of this paper is an experimental analysis of the dynamic behaviour of stays of an existing footbridge focusing on determination of the tensile forces in stays.
Magdaléna Boháčová
doaj   +1 more source

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