Results 11 to 20 of about 687 (112)

Risk assessment for handling hazardous substances within the European industry: Available methodologies and research streams

open access: yesRisk Analysis, Volume 43, Issue 7, Page 1434-1462, July 2023., 2023
Abstract After the Seveso disaster occurred more than 40 years ago, there has been an increasing awareness of the potential impacts that similar accident events can occur in a wide range of process establishments, where the handling and production of hazardous substances pose a real threat to society and the environment.
Mirco Peron   +4 more
wiley   +1 more source

A fully coupled high‐order discontinuous Galerkin method for diffusion flames in a low‐Mach number framework

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 94, Issue 4, Page 316-345, April 2022., 2022
We present a fully coupled discontinuous Galerkin solver in a low‐Mach framework using a one‐step kinetic model with variable parameters. The solution of the discretized system is done with a globalized Newton method. The solution of the flame sheet problem allows us to obtain adequate initial conditions for the solution of the fully coupled problem. A
Juan Gutiérrez‐Jorquera   +1 more
wiley   +1 more source

Nonlinear Finite Element Analysis and Comparison of In‐Plane Strength of Circular and Parabolic Arched I‐Section Cellular Steel Beam

open access: yesAdvances in Civil Engineering, Volume 2022, Issue 1, 2022., 2022
The advancement in steel fabrication technology extends the structural and constructional advantages of cellular steel beams into arched cellular steel structure members. However, less attention is given to understanding the in‐plane and out‐of‐plane structural behavior and performance of arched cellular steel beams.
Besukal Befikadu Zewudie, Nicola Buratti
wiley   +1 more source

Optimum Design of Fully Composite, Unstiffened, Built‐Up, Hybrid Steel Girder Using GRG, NLR, and ANN Techniques

open access: yesJournal of Engineering, Volume 2022, Issue 1, 2022., 2022
Composite steel beams are commonly used element in multistorey steel buildings to enhance floor economy and serviceability and provide more clear height. Due to the low level of stress in the webs of such beams, hybrid sections are used where the flanges have higher strength than the webs.
Mohamed A. El-Aghoury   +3 more
wiley   +1 more source

Experimental Study on an Innovative Hollow Concrete Floor System Assembled with Precast Panels and Self‐Thermal‐Insulation Infills

open access: yesAdvances in Civil Engineering, Volume 2021, Issue 1, 2021., 2021
This paper presents an innovative hollow concrete floor system comprising hollow precast panels and self‐thermal‐insulation infills. The precast panels are connected by welded reinforcement bars and cast‐in‐situ concrete joints. To study the vertical load‐carrying capacity and the working mechanism of this innovative floor system, a static loading test
Liang Gong   +5 more
wiley   +1 more source

Investigation of ANN Architecture for Predicting Load‐Carrying Capacity of Castellated Steel Beams

open access: yesComplexity, Volume 2021, Issue 1, 2021., 2021
Castellated steel beams (CSB) are an attractive option for the steel construction industry thanks to outstanding advantages, such as the ability to exceed large span, lightweight, and allowing flexible arrangement of the technical pipes through beams.
Thuy-Anh Nguyen   +3 more
wiley   +1 more source

Effect of Web Openings on Flexural Behaviour of Underground Metro Station RC Beams under Static and Cyclic Loading

open access: yesAdvances in Civil Engineering, Volume 2020, Issue 1, 2020., 2020
This paper investigates the influence of multiple transverse web openings on the flexural behaviour of underground metro station reinforced concrete (RC) beams. This problem is outlined with an actual underground engineering project, in which the web opening used in the RC beams violates the current specifications.
Ting-jin Liu   +4 more
wiley   +1 more source

STUDI PERILAKU WEB POST BUCKLING DAN VIERENDEEL MECHANISM PADA CASTELLATED BEAMS

open access: yesJurnal Poli-Teknologi, 2016
Abstract The world needs construction material will castellated Beams profile steel is increasing in line with the human need to get a strong structure, rapid implementation time while still promoting the aesthetic value of the structure. That is because the profile castellated Beams very practical and proven to have advantages over steel ...
Tri Widya Swastika   +2 more
openaire   +1 more source

Failure modes of steel beams with web openings [PDF]

open access: yesGrađevinski Materijali i Konstrukcije
As an alternative to trusses and open-web joist systems, beams with Web openings are lightweight, long-spanning structural elements that bind structural role (efficient load distribution) and functionality in a visually acceptable way by allowing service
Ranisavljević Maja, Dobrić Jelena
doaj   +1 more source

Experimental Investigation of Progressive Collapse of Prestressed Concrete Frames after the Loss of Middle Column

open access: yesAdvances in Civil Engineering, Volume 2020, Issue 1, 2020., 2020
Accidental loads such as explosion and vehicle impact could lead to failure of one or several load‐bearing members in the structures, which is likely to trigger disproportionate progressive collapse of overall structures. Prestressed concrete (PC) frame structures are usually at great risk of collapse once load‐bearing members fail, because the members
Tao Yang   +3 more
wiley   +1 more source

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