Results 11 to 20 of about 23,019 (259)

Multiscale Simulation on the Thermal Response of Woven Composites with Hollow Reinforcements

open access: yesNanomaterials, 2022
In this paper, we established a progressive multiscale model for a plain-woven composite with hollow microfibers and beads and investigated the general conductive thermal response.
Xiaoyu Zhao   +4 more
doaj   +1 more source

OpenMoist: A Python code for transient moisture transfer analysis

open access: yesSoftwareX, 2021
The analysis of the moisture diffusion inside structural elements is key to assess their time-dependent behaviour and performance, not least in the case of natural materials like wood.
Carlos Melchor-Placencia   +1 more
doaj   +1 more source

Comparing Numerical Results for Seismic Performance of Portal Steel Frames Braced with Steel: HSS Brace, Glulam Timber Brace, and Timber-Steel-BRB

open access: yesAdvances in Civil Engineering, 2022
This study involves the application of timber-based bracings elements. For this purpose, seismic analyses are performed on special portal steel frames without the brace and diagonally braced with Glued Laminated Timber (glulam) and Timber-Steel Buckling ...
Saeed-Reza Sabbagh-Yazdi   +1 more
doaj   +1 more source

UHPC SANDWICH STRUCTURES WITH COMPOSITE COATING UNDER COMPRESSIVE LOAD

open access: yesActa Polytechnica CTU Proceedings, 2016
Ultra-high-performance concrete (UHPC) sandwich structures with composite coating serve as multipurpose load-bearing elements. The UHPC’s extraordinary compressive strength is used in a multi-material construction element, while issues regarding the ...
Jan Markowski, Ludger Lohaus
doaj   +1 more source

SIMULATION OF T-JOINTS BETWEEN RHS STEEL MEMBERS WITH OFFSET IN ABAQUS CAE

open access: yesActa Polytechnica CTU Proceedings, 2021
The current paper focuses on numerical simulation peculiarities of offset welded rectangular hollow section joints. Understanding the modelling techniques can result in easier and faster and above all correct outcomes from FEA for future use.
Svitlana Kalmykova
doaj   +1 more source

Properties of Polymer Solutions Intended for Formation of Hollow Fibers Membranes by Inversion Phases Process

open access: yesApplied Rheology, 2018
The gas separation process by asymmetric polymeric membranes has received much attention during the last decades because of its more energy efficiency than other conventional separation processes.
Ullsperger Jan, Válek Robert
doaj   +1 more source

The future of large old trees in urban landscapes. [PDF]

open access: yesPLoS ONE, 2014
Large old trees are disproportionate providers of structural elements (e.g. hollows, coarse woody debris), which are crucial habitat resources for many species. The decline of large old trees in modified landscapes is of global conservation concern. Once
Darren S Le Roux   +4 more
doaj   +1 more source

The Development of Finite Element Model to Investigate the Structural Performance of Reinforced Concrete Hollow Beams

open access: yesJournal of the Civil Engineering Forum, 2020
The self-weight of a reinforced concrete beam contributes to the permanent loads of a structure. This can be reduced by creating a longitudinal void along the beam so that it will not affect the performance of the beam. In addition, this process can reduce the amount of building cost.
Jen Hua Ling   +3 more
openaire   +4 more sources

Numerical Modeling and Experimental Study of Elastic-Plastic Behavior of Carbon Nanotubes Reinforced Nanocompsites of PA6/NBR Using a Microfinite Element Model [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2014
A theoretical and experimental study was conducted on the mechanical behavior of nanocomposites based on PA6/NBR thermoplastic elastomer reinforced by single wall carbon nanotubes (SWNTs). The selected samples include 60 and 40% NBR with 0.5, 1.0 and 1.5%
Mir Hamid Reza Ghoreishy   +2 more
doaj   +1 more source

A case study on fire damage assessment of a two-story building with precast pretensioned hollow core slabs

open access: yesJournal of King Saud University: Engineering Sciences, 2020
The study comprises conducting a structural assessment of a two-story building operated as a textile factory. The floor slabs are composed of pre-tensioned precast hollow core slab units of 1.2 m width, 9.0 m length and 0.265 m thickness each.
Mazen Ali Musmar
doaj   +1 more source

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