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Benguediab Mohamed

Benguediab Mohamed
Université Djillali Liabes de Sidi Bel Abbes Algérie · Département de Génie Mécanique

Professor PhD Engineering Mechanical

About

209
Publications
55,338
Reads
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1,339
Citations
Citations since 2016
67 Research Items
939 Citations
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
Introduction
Benguediab Mohamed currently works at the Mechanical Engineering, Djillali Liabes University of Sidi-Bel-Abbes, Algeria. Benguediab does research in Structural Engineering, Materials Engineering and Mechanical Engineering. Their current project is 'Fatigue life estimation and damage modelling of polymeric and composite materials'.
Additional affiliations
October 1982 - present
University of Sidi-Bel-Abbes
Position
  • Professor

Publications

Publications (209)
Article
Full-text available
This study attempts to shed light on the coupled impact of types of loading, thickness stretching, and types of variation of Winkler–Pasternak foundations on the flexural behavior of simply- supported FG plates according to the new quasi– 3D high order shear deformation theory, including integral terms. A new function sheep is used in the present w...
Article
This paper presents the mechanical buckling of bi-directional functionally graded sandwich beams (BFGSW) with various boundary conditions employing a quasi-3D beam theory, including an integral term in the displacement field, which reduces the number of unknowns and governing equations. The beams are composed of three layers. The core is made from...
Article
Full-text available
The focus of this research work was predicting the fatigue life of mechanical components used for industrial and transport systems. To understand how the phenomenon of fatigue occurs in a material, the fatigue crack growth is studied. The purpose of this work was to create a graphical user interface (GUI) under Matlab to allow researchers to conduc...
Article
Full-text available
This study presents an experimental and computational analysis of fracture under mixed-mode conditions in aluminum alloy AA3003 using the Compact Tension Shear CTS specimen, both not welded and Friction stir welded. Mixed-mode fracture experiments were performed using the CTS specimen and an ARCAN loading device based on Richard's principle suitabl...
Article
In this paper we present the influence of residual stresses on the behavior of fatigue cracks under thermo-mechanical loading. Propagation modeling is performed using the global stress intensity factor approach, which describes the simultaneous influence of residual stress field and applied stress on crack propagation. The residual stresses are gen...
Article
In this research paper, the free vibrational response of laminated composite plates is investigated using a non-polynomial refined shear deformation theory (NP-RSDT). The most interesting feature of this theory is the parabolic distribution of transverse shear deformations while ensuring the conditions of nullity of shear stresses at the free surfa...
Article
Full-text available
A numerical and experimental study of the geometric parameters of the solar chimney on the aerodynamic and thermal behavior of the air flow is presented in this paper. Several configurations were proposed in order to optimize the most efficient geometric one. Mass conservation, continuity, and energy equations are solved by the finite volume method...
Article
Purpose The purpose of this scientific work is to simulate the fatigue damage under random loading taking into account the mean stress effect on fatigue lifetime and using the rainflow counting technique to assess the fatigue damage. Design/methodology/approach The study of fatigue under random loading is based on same concepts which as constant l...
Preprint
Full-text available
Purpose The purpose of this scientific work is to simulate the fatigue damage under random loading, taking into account the mean stress effect on fatigue lifetime and using the Rainflow counting technique to assess the fatigue damage by the Ansys software. The used material is aluminum alloy 6082-T6. A comparison with literature results has confirm...
Article
In the present paper, we present an approach combining physically-based constitutive modeling and experiments to study the thermo-mechanical response of amorphous thermoplastics whose final objective is the prediction of the thermally-induced strain recovery. The underlying thermo-mechanical mechanisms are described by elastoviscoplastic-viscohyper...
Article
In the present paper, we propose a numerical modeling of fracture behavior of High Density Polyethylene (HDPE) using different fracture mechanics approaches as well as a simulation of the static behavior by calibrating the static traction curves in order to highlight the feasibility of the model in reproducing the results of the EWF. The numerical...
Article
Abstract. The focus of this paper is to develop an analytical approach based on an efficient shear deformation theory with stretching effect for bending stress analysis of cross-ply laminated composite plates subjected to transverse parabolic load and line load by using a new kinematic model, in which the axial displacements involve an undetermined...
Article
Full-text available
In this investigation, fatigue criterion was established to predict crack-initiation at the tip of a notch in aged hardening aluminum alloy. This criterion was used to predict the residual lifetime in aeronautical structures using concept of local stress at notch and subjected to constant amplitude loading characterized by mean stress. Charpy V-not...
Conference Paper
La prédiction de la durée de vie des composants mécaniques dans les systèmes industriels ou de transport est un sujet d'intérêt. Pour comprendre comment le phénomène de fatigue se produit dans un matériau, la propagation de la fissure est étudiée. Le but de ce travail est de faire une étude paramétrique sur la propagation de fissure de fatigue sous...
Article
The residual stresses which result from the manufacture are present in the mechanical part with absence of any external force, but also they can be generated by various procedures. These stresses are the result of incompatibilities of deformation related to the heterogeneity of the plastic strain. Therefore, as the crack propagated in the residual...
Article
In this paper, the concepts of fracture mechanics are used to determine experimentally the work essential to fracture in high-density polyethylene (HDPE) pipes. The tests were carried out on DENT specimens taken from HDPE pipes intended for the distribution of water. The monotonic mechanical characteristics of this material for two strain rates 0.1...
Article
It is extremely difficult to measure the strain energy dissipated in each loading cycle, especially when the material suffers from low cycle fatigue under plastic strain. This paper attempts to simulate the dissipated strain energy of aluminum alloy 6061-T6 induced by the low cycle fatigue under an imposed plastic strain. Hence, an ANSYS numerical...
Article
Full-text available
Actually, polymeric materials are widely used in industry due to their attractive properties. These materials are replacing the traditional materials used to manufacture mechanical components. Thus, their mechanical behavior should be known for a better and judicious use of the material. Fracture mechanics principles and tools are used to character...
Research
Full-text available
The attachment provides full list of scopus indexed journals. This list is the latest and is updated for the year 2019.
Conference Paper
The study of fatigue under variable amplitude is based on same concepts as a constant amplitude with addition of sum damage. The proportion of damage caused by a stress cycle depends not only on the alternating stress, but also on the mean stress. The purpose of this work is to simulate the fatigue damage under variable amplitude taking into accoun...
Conference Paper
Full-text available
The study of fatigue under variable amplitude is based on same concepts as a constant amplitude with addition of sum damage. The proportion of damage caused by a stress cycle depends not only on the alternating stress, but also on the mean stress. The purpose of this work is to simulate the fatigue damage under variable amplitude taking into accoun...
Article
Full-text available
Cold expansion by hardening is a common process used in the aerospace industry to extend the fatigue lifetime of drilled assemblies due to the existence of a field of high compressive tangential residual stresses. The understanding and the control of the residual stresses are thus important, since it can be beneficial to improve the reliability and...
Article
In present study, a novel refined hyperbolic shear deformation theory is proposed for the buckling analysis of thick isotropic plates. The new displacement field is constructed with only two unknowns, as against three or more in other higher order shear deformation theories. However, the hyperbolic sine function is assigned according to the shearin...
Article
Full-text available
Over the last 60 years, several models have been developed governing different zones of fatigue crack growth from the threshold zone to final failure. The best known model is the Paris law and a number of its based on mechanical, metallurgical and loading parameters governing the propagation of cracks. This paper presents an analytical model develo...
Conference Paper
Full-text available
Le but de ce travail est de formuler un ensemble de recommandations concernant le choix des différents facteurs qui peuvent influer sur le processus de réparation des structures aéronautique endommagées par fatigue et de trouver un modèle mathématique qui peut relier entre ces différents facteurs choisis. Il a ainsi été montré que les paramètres le...
Article
This work presents the buckling investigation of functionally graded plates resting on two parameter elastic foundations by using a new hyperbolic plate theory. The main advantage of this theory is that, in addition to including the shear deformation effect, the displacement field is modelled with only four unknowns and which is even less than the...
Article
Full-text available
The objective of this work is the analysis of the fracture behavior on a SENB cylinder with a defect where stress triaxiality the heart is more severe. Numerical simulations are carried out in 2D, to over-come a disadvantageous hypothesis plane strain or plane stress. The mesh sensitivity studies were also undertaken but are not presented here. Ind...
Article
Full-text available
Over the last 60 years, several models have been developed governing different zones of fatigue crack growth from the threshold zone to final failure. The best known model is the Paris law and a number of its based on mechanical, metallurgical and loading parameters governing the propagation of cracks. This paper presents an analytical model develo...
Conference Paper
Full-text available
La détermination de l'énergie dissipée dans le volume d'un matériau présente de nombreuses difficultés, notamment dans le cas de la fatigue oligocyclique à déformation imposée. L'objectif de ce travail est de modéliser l'énergie dissipée de déformation plastique à partir de la simulation des essais de fatigue oligocyclique. L'aire des boucles hysté...
Article
Full-text available
This work is a contribution to the field of gas transport as well as the safety of pipelines and stations under pressure, to better understand this study, we will use experimental results of two tensile tests of two pipelines (APIX52, APIX60), her thickness is 5.1 and 7.1 mm respectively and outside diameter is 508 mm. Using code abaqus calculation...
Conference Paper
La connaissance de la résistance à la fatigue est nécessaire pour tout matériau soumis en service à des chargements cycliques. La durée de vie théorique d'une structure est déterminée à partir d'un critère de fatigue du type Morrow ou Smith-Watson-Topper (SWT) en utilisant le code de calcul ANSYS. La compréhension des propriétés cycliques est primo...
Conference Paper
Full-text available
La connaissance de la résistance à la fatigue est nécessaire pour tout matériau soumis en service à des chargements cycliques. La durée de vie théorique d'une structure est déterminée à partir d'un critère de fatigue du type Morrow ou Smith-Watson-Topper (SWT) en utilisant le code de calcul ANSYS. La compréhension des propriétés cycliques est primo...
Article
Full-text available
As a major aspect of vibratory verification and the recognition of imperfections and defects in rotating machines, gears have been the subject of much research. These elements are very requested and likely to present defects which evolve rapidly to the rupture. An approach is provided for fault identification on the premise of time-frequency signal...
Article
In this paper, a refined higher-order shear deformation theory including the stretching effect is developed for the analysis of bending analysis of the simply supported functionally graded (FG) sandwich plates resting on elastic foundation. This theory has only five unknowns, which is even less than the other shear and normal deformation theories....
Article
Full-text available
Mechanical and structural components are subject in the most cases during their services to random loading. For this reason, it is necessary to reduce the complex history of these kinds of loading in a series of constant amplitude cycles. There are several counting methods that lead to different results. Among all these methods, it is recognized th...
Article
Full-text available
In this paper, an experimental and a numerical analysis were carried out using High density polyethylene (HDPE). Sheets with an initial central crack (CCT specimens) inclined with a given angle are investigated and compared to the loading direction. The kinking angle is experimentally predicted and numerically evaluated under mixed mode (I+II), as...
Article
Full-text available
In this paper, fatigue crack growth of edge crack in 2024 T351 aluminum alloy plate repaired with bonded composite patch under constant and variable amplitude loading (VAL) was predicted. The Al-alloy plate was repaired with symmetric patch “Boron/Epoxy”. Additionally to constant amplitude loading (CAL), the effects of single overload and band over...
Conference Paper
Full-text available
L'écrouissage cyclique est un paramètre très important pour traduire le comportement élasto-plastique des matériaux, qui dépendant des trajets de chargement imposée, ce travail constitue une contribution à une modélisation de la fatigue oligocyclique à déformation imposée, en utilisant trois types d'alliages à l'aide de code de calcule ANSYS. Cette...
Conference Paper
Full-text available
Etude de durée de vie en fatigue d'une pipeline en PEHD RESUME. La prévision de la durée de vie en fatigue d'un polymère semi-cristallin, cas polyéthylène PEHD, est un thème relativement peu abordé, malgré des problématiques scientifiques établies et des enjeux industriels potentiellement importants. Le cas d'une pipe en PEHD entre dans ces problém...
Article
In present work, both the hyperbolic shear deformation theory and stress function concept are used to study the mechanical and thermal stability responses of functionally graded (FG) plates resting on elastic foundation. The accuracy of the proposed formulation is checked by comparing the computed results with those predicted by classical plate the...
Article
Full-text available
In this paper we tried to apply the failure assessment diagram method on an API X60 pipeline under two pressures 70 and 90 bar, this work will be divided into two parts; the first part will be devoted to modeling and simulation of a pipeline under pressure 70/90 bar. With abaqus software to determine the stress intensity factor of several ratios, T...
Article
In this research, the free vibration response of laminated composite plates is investigated using a novel and simple higher order shear deformation plate theory. The model considers a non-linear distribution of the transverse shear strains, and verifies the zero traction boundary conditions on the surfaces of the plate without introducing shear cor...
Article
This paper presents a study about the effects of initial porosity and stress triaxiality on void growth and coalescence in High–density polyethylene (HDPE) material. Two approaches are used to modulate the representative material volume: The first one is a unit cell with a spherical void at the center (Voided cell model), and the second is a unit cel...
Conference Paper
Full-text available
La connaissance de la résistance à la ruine par fatigue est nécessaire pour toute structure soumise en service à des chargements cycliques. Cependant, les pièces mécaniques comportent d’écrouissage cyclique, il est donc important de bien maîtriser cet effet sur la durée de vie en fatigue. Le but de ce travail est de modéliser l’influence des paramè...
Article
Full-text available
This paper presents a study about the effects of initial porosity and stress triaxiality on void growth and coalescence in High–density polyethylene (HDPE) material. Two approaches are used to modulate the representative material volume: The first one is a unit cell with a spherical void at the center (Voided cell model), and the second is a unit cel...
Article
In this paper, effect of stress ratio was investigated on macro and micro of fatigue crack growth rates (FCGRs) of Al-alloy 2024 T351. Microscopic fatigue crack growth rate present a change of slope with respect to the macroscopic fatigue crack growth rate. In addition, an increasing in stress ratio increases the fatigue life. Fractographic examina...
Article
The impact fracture behavior of a high-density polyethylene (HDPE) material is investigated experimentally and theoretically. Single-edge notched bending (SENB) specimens are tested in experiments with three-point bending and in the Charpy impact tests. An energy model is proposed for evaluating the HDPE impact toughness, which provides a descripti...
Article
Full-text available
The cyclic hardening (stress-strain) curve is useful in the design of structural components that are subjected to cyclic plastic deformation; it is a very important phenomenon that reflects the elastic-plastic material behavior. This work is a contribution to the modeling of low cycle fatigue at a plastic strain imposed for three aluminum alloys (6...
Article
Full-text available
The purpose of this work is to shed light on the problem of the fretting damage of a mechanical assembly bolted in three dimensions. This study requires the analysis of the stress felds in the Cartesian coordinates in terms of the angle and the radius of the contact areas. It also requires the determination of the initiation's position and the crac...
Article
In this paper, the analysis of the behavior of surface cracks in finite-thickness plates repaired with a Boron/Epoxy composite patch is investigated using three-dimensional finite element methods. The stress intensity factor at the crack-front was used as the fracture criteria. Using the Ansys Parametric Design Language (APDL), the stress intensiti...
Article
Full-text available
Several theoretical models have been proposed to predict the fatigue crack growth range (FCGR) process using solid mechanics, based theoretical tools and basic or fundamental mechanical properties. Moreover crack growth is linked to the existence of a plastic zone at the crack tip when the formation and intensification are accompanied by dissipatio...
Article
Full-text available
In this paper the effect of compressive residuals stresses generated by plastic preload on fatigue crack initiation and performed on 6061 Al-alloy finite plate with central hole was studied. Finite element analysis (FEA) was used to generate residual stress field. The effect of residual stress on the fatigue crack initiation was investigated for cy...
Article
Full-text available
The process of friction stir welding is a significant advance in the field of research on the Friction welding technique known for several decades. This assembly technique has obvious originality since welding is performed in the solid state, which can help eliminate birth defects related to solidification phase compared to conventional welding. Th...
Article
Full-text available
The goal of this work is to analyze the severity of interfacial stress distribution in the single lap adhesive joint under tensile loading. The non-linear finite element method based on the computation of the peel and shear stresses was used to analyze the fracture behavior of single lap adhesive joint. The effect of the loading magnitude and the o...
Article
Full-text available
The aim of our work is the modeling of damage in the welded metal using the finite element method and the concepts of fracture mechanics based on local approaches. The use of Gurson-Tvergaard-Needleman (GTN) model has enabled us to model the behavior of damage of welded steel, which is described as being due to the growth of cavities.
Article
Full-text available
The performance of pumps are influenced by many factors among which the geometric configuration of the volute. The role of the volute in a centrifugal pump is the transformation of the kinetic energy into pressure with a minimum of losses. The volute is a pump element which is difficult to modify. It must be able to be adapted to impeller with diff...
Article
Full-text available
The energy-based approach to predict the fatigue crack growth behavior under constant and variable amplitude loading (VAL) of the aluminum alloy 2024 T351 has been investigated and detailed analyses discussed. Firstly, the plastic strain energy was determined per cycle for different block load tests. The relationship between the crack advance an...
Article
Full-text available
In this study, an experimental analysis for determining the fatigue strength of HDPE-100 under cyclic loading is presented. The curve of cumulative fatigue damage versus number of cycles (D-N) was deduced from stiffness degradation. Based on the three stage damage trend, the remaining fatigue life is numerically predicted by considering a double te...
Article
Impact behavior of polymers has received considerable attention in recent years, and much work based on fracture mechanic approaches has been carried out. In this paper, fracture behavior in large deformation of a high density polyethylene (HDPE) materials was investigated through experimental impact testing on single edge notched specimen (SENB) a...
Article
Full-text available
The performance of pumps are influenced by many factors among which the geometric configuration of the volute. The role of the volute in a centrifugal pump is the transformation of the kinetic energy into pressure with a minimum of losses. The volute is a pump element which is difficult to modify. It must be able to be adapted to impeller with diff...
Article
Full-text available
An experimental analysis for determining the fatigue strength of HDPE-100, under constant and variable amplitude loading is presented. Further, the cumulative fatigue damage behavior for HDPE-100 was experimentally investigated. First, The S–N curve was obtained to establish the fatigue life of The HDPE-100 subjected to constant stress amplitude. S...
Article
Full-text available
The aim of this work is to study of various parameters related to the mechanical characteristics of materials, to explain the phenomena of fatigue and rupture of structures; and contribute to the study of these phenomena in a welded joint in order to develop a method of analysis, adapted to this type of junction. For a better comprehension of the p...
Conference Paper
Full-text available
L'objet du dimensionnement des structures est généralement de faire en sorte que celles-ci résistent à leur chargement de service aussi longtemps que possible. Malheureusement, il arrive parfois des accidents provoqués par la ruine de ces structures bien que celles-ci aient été dimensionnées correctement du point de vue du chargement statique de se...