Results 31 to 40 of about 3,005,235 (229)

Survey on the Role of Beam-Column Connections in the Progressive Collapse Resistance of Steel Frame Buildings

open access: yesBuildings, 2023
The behavior of steel frame buildings under progressive collapse conditions depends on a combination of several parameters, including the interplay between different collapse resistance mechanisms that are mobilized in different structural components ...
Panagiotis Stylianidis, John Bellos
doaj   +1 more source

Pantograph catenary dynamic optimisation based on advanced multibody and finite element co-simulation tools [PDF]

open access: yes, 2013
This paper presents recent developments undertaken by the SNCF Innovation & Research Department on numerical modelling of pantograph catenary interaction. It aims at describing an efficient co-simulation process between finite element (FE) and multibody (
BALMES, Etienne   +4 more
core   +1 more source

Progressive Collapse Resistance Analysis of Precast Concrete Frames with Infill Walls

open access: yesShanghai Jiaotong Daxue xuebao, 2021
The infill wall has a significant influence on the progressive collapse resistance of the precast concrete (PC) frame, and there is no corresponding design method at present.
ZHANG Jingbo, YANG Jian, WANG Feiliang
doaj   +1 more source

Progressive collapse performance of shear strengthened RC frames by nano CFRP

open access: yesNanotechnology Reviews, 2022
To investigate the effect of nano carbon-fiber-reinforced polymer (nano CFRP) on retrofitting reinforced concrete (RC) structures, this article presented the progressive collapse performance of two half-scale four-bay RC frames including one control ...
Chen Weihong   +4 more
doaj   +1 more source

Active Control of Contact Force for a Pantograph-Catenary System

open access: yesShock and Vibration, 2016
The performance of the high speed trains depends critically on the quality of the contact in the pantograph-catenary interaction. Maintaining a constant contact force needs taking special measures and one of the methods is to utilize active control to ...
Jiqiang Wang
doaj   +1 more source

Progressive collapse analysis of reinforced concrete in buildings L-shaped plan [PDF]

open access: yesJournal of Structural and Construction Engineering, 2018
One of the most important issues discussed structural passive defense is progressive collapse. Progressive collapse occurs the sudden destruction caused by the deliberate structural member by accidents or disasters, such as earthquakes and terrorist ...
Hamze Rouhi, Ali Kheyroddin
doaj   +1 more source

Experimental and Theoretical Investigations on Progressive Collapse Resistance of the Concrete-Filled Square Steel Tubular Column and Steel Beam Frame under the Middle Column Failure Scenario

open access: yesShock and Vibration, 2019
A static loading test was carried out on a 1/3-scale concrete-filled square steel tubular column-steel beam frame (CFSTSBF) specimen with 2 spans to study its progressive collapse behaviors under the middle column failure scenario using the alternate ...
Wei Xuan   +5 more
doaj   +1 more source

A Modified Catenary Model with Application to the Analysis and Design of Retrofit Cables for Progressive Collapse

open access: yesInfrastructures, 2018
Progressive collapse, the extensive or complete collapse of a structure resulting from the failure of one or a small number of structural components, has become a focus of research efforts and design considerations following events occurring at the Ronan
Leven T. Deputy   +2 more
doaj   +1 more source

Numerical Simulation of Vortex-Induced Vibration of TTR and SCR

open access: yesJournal of Marine Science and Engineering, 2022
Top tensioned risers (TTRs) and steel catenary risers (SCRs) have been widely used in the field of marine engineering. They are commonly used to transport fluids from subsea wells to surface platforms. Under the action of ocean currents, these risers are
Jiachen Wang   +3 more
doaj   +1 more source

The Progressive Collapse Resistance Mechanism of Conventional Island Shield Buildings in Nuclear Power Plants

open access: yesBuildings, 2023
In China, conventional island shield buildings (CISBs), which are situated close to the nuclear islands of nuclear power plants, are class III seismic items. This is the most important level in the seismic fortification standard.
Qiang Pei   +6 more
doaj   +1 more source

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