9 hasil untuk "Adda Hadj Mostefa"
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Artikel Jurnal
Experimental Investigation on Concrete Incorporating Recycled Glass Waste as Partial Replacement of Coarse Aggregate (3/8): Fresh, Mechanical and Durability Properties
This study focuses on the valorization of recycled glass waste as a partial substitute for coarse aggregates (3/8) in the manufacture of concrete, from a perspective of sustainable development and preservation of natural resources. The control concrete (CC) was produced with 100 % natural…
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Artikel Jurnal
Influence of porosity on the analysis of sandwich plates FGM using of high order shear-deformation theory.
In this article, the analytical solutions for static of bending analysis of functionally graded sandwich plates using four-variable high order shear-deformation theory is presented. During manufacture of these plates, defects such as porosities can appear. The objective of this paper is to develop…
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Artikel Jurnal
Natural Frequencies of FG Plates with Two New Distribution of Porosity
The functionally graded plates (FGP) with two new porosity distributions are examined in this paper. In this work the plate is modeled using the higher-order shear deformation plate principle. The shear correction variables are neglected. To evaluate the equations of motion, the Hamilton method…
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Artikel Jurnal
Strengthening of concrete beams by CFRP: Experimental study and finite element analysis
This work presents an experimental study on the mechanical behavior of structural concrete reinforced by carbon fiber reinforced polymer (CFRP). The main purpose of this study is to test the applicability of this method of reinforcement in the beams to improve the behavior of concrete: strength and…
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Artikel Jurnal
An In-Depth, Three-Dimensional Stress Analysis of Thick Porous Functionally Graded Sandwich Plates
This study investigates the stress distribution in porous, functionally graded sandwich plates by combining analytical methods with three-dimensional finite element analysis. A novel higher-order displacement theory incorporating shear and normal effects is utilized. In the absence of a shear…
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Artikel Jurnal
Effects of scrap rubber waste on the mechanical performance of mortar made of crushed sand and sediment
Introduction/purpose: The consumption of natural sand in Algeria is high due to its extensive use in mortar, while sediments and rubber waste pose significant environmental and societal challenges. This study investigates the effects of incorporating rubber waste content in mortars mixed with…
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Artikel Jurnal
Enhancing the physical and chemical characteristics of landfill leachate through a filtration system incorporating granite, iron filings, and recycled rubber waste
Introduction/purpose: The use of composite filters made from waste such as granite powder, iron filings, and rubber granules for treating landfill leachate is an innovative approach that can help mitigate the environmental impact of landfill sites. Methods: The experiment involved assessing the…
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Artikel Jurnal
Analytical solution for statif bending analyses of functionally grades plates with porosities
The paper examines a static bending of porous functional plates (FGP) and rectangular plate solutions, based on an underlying high-order shear deformation theory. The proposed high-order shear deformation theory, as opposed to other theories, includes four unknowns. For this reason, a new shear…
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Artikel Jurnal
Influence of sediment additions on the mechanical behavior of fiber-reinforced concrete in aggressive environments
Introduction/purpose: The use of supplementary cementitious materials (SCM) in construction has gained popularity due to their ability to improve the mechanical properties and environmental sustainability of concrete. This study aimed to investigate the potential of utilizing waste materials…