Results 21 to 30 of about 449 (247)

Identification of a Human-Structure Interaction Model on an Ultra-Lightweight FRP Footbridge

Applied Sciences, 2021
Due to the high strength-to-weight ratio of fibre reinforced polymers (FRPs), human-induced vibration problematic remains as a subject to be fully comprehended in order to extend the use of composites in Bridge Engineering.
Christian Gallegos-Calderón, Javier Naranjo-Pérez, Iván M. Díaz, José M. Goicolea   +3 more
doaj   +1 more source

Modelling Human-Structure Interaction in Pedestrian Bridges Using a Three-Dimensional Biomechanical Approach

Applied Sciences
Pedestrian bridges, which are essential in urban and rural infrastructures, are vulnerable to vibrations induced by pedestrian traffic owing to their low mass, stiffness, and damping.
Juan D. Aux, Bryan Castillo, Johannio Marulanda, Peter Thomson   +3 more
doaj   +1 more source

Effect of Vinyl Flooring on the Modal Properties of a Steel Footbridge

Applied Sciences, 2019
Damping ratios associated with non-structural elements play an important role in mitigating the pedestrian-induced vibrations of slender footbridges.
Javier Fernando Jiménez-Alonso, Jorge Pérez-Aracil, Alejandro Mateo Hernández Díaz, Andrés Sáez   +3 more
doaj   +1 more source

Pedestrian load models of footbridges

MATEC Web of Conferences, 2017
The increase of vibration problems in modern footbridges shows that footbridges should no longer be designed for static loads only. Not only natural frequencies but also damping properties and pedestrian loading determine the dynamic response of ...
Máca Jiří, Štěpánek Jan
doaj   +1 more source

Fourier Series Approximation of Vertical Walking Force-Time History through Frequentist and Bayesian Inference

Vibration, 2022
The increased ambition of architects coupled with advancements in structural materials, as well as the rapidly increasing pressure on civil engineering sector to reduce embodied carbon, have resulted in longer spans and more slender pedestrian structures.
Angus Ewan Peters, Vitomir Racic, Stana Živanović, John Orr   +3 more
doaj   +1 more source

Interaction Phenomena to Be Accounted for Human-Induced Vibration Control of Lightweight Structures

Frontiers in Built Environment, 2021
Inertial mass controllers, including passive, semi-active and active strategies, have been extensively used for canceling human-induced vibrations in lightweight pedestrian structures.
Iván M. Díaz, Christian A. Gallegos, José Ramírez Senent, Carlos M. C. Renedo   +3 more
doaj   +1 more source

Innovative Experimental Assessment of Human–Structure Interaction Effects on Footbridges with Accurate Multi-Axial Dynamic Sensitivity Using Real-Time Hybrid Simulation

Applied Sciences
This study evaluates the dynamic performance of a reference footbridge under human–structure interaction (HSI) effects using real-time hybrid simulation (RTHS).
Bryan Castillo, Johannio Marulanda, Peter Thomson   +2 more
doaj   +1 more source

Structure-to-Human Interaction (H2SI): Pedestrian Response to Oscillating Footbridges and Considerations on Their Structural Control and Health Monitoring

Infrastructures
This review paper investigates the current state of research on structure-to-human interaction (S2HI) in the monitoring and control of cyclo-pedestrian footbridges, focusing specifically on the biodynamic effects of oscillations on pedestrians.
Aurora Caloni, Matteo Morfino, Marco Civera, Cecilia Surace   +3 more
doaj   +1 more source

Bioinspired Adaptive Sensors: A Review on Current Developments in Theory and Application

Advanced Materials, EarlyView.
This review comprehensively summarizes the recent progress in the design and fabrication of sensory‐adaptation‐inspired devices and highlights their valuable applications in electronic skin, wearable electronics, and machine vision. The existing challenges and future directions are addressed in aspects such as device performance optimization ...
Guodong Gong, You Zhou, Qingxiu Li, Wenyu Zhao, Sunyingyue Geng, Hangfei Li, Yan‐Bing Leng, Shirui Zhu, Guanglong Ding, Yongbiao Zhai, Ziyu Lv, Ye Zhou, Su‐Ting Han   +12 more
wiley   +1 more source

A Survey of Interlayer Interaction Models for Graphene and Other 2D Materials

Advanced Materials Interfaces, EarlyView.
Van der Waals interactions arising from electronic polarization at atomically close interfaces generate corrugated interlayer energy landscapes that govern normal and tangential tractions. This review presents an overview of quantum, atomistic, analytical, and continuum modeling approaches, highlighting their roles across length scales in capturing ...
Gourav Yadav, Shakti S. Gupta, Roger A. Sauer   +2 more
wiley   +1 more source