Volume 8, Issue 4
مرور بر اساس
ارسال های اخیر
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Comparative Study of Hybrid Lattice Boltzmann and Vorticity-vector Potential Modelling of 2D and 3D Natural Convection Combined with Rosseland Radiation
(Shahid Chamran University of Ahvaz, 2022-10-01)This study deals with numerical simulation of two-dimensional and three-dimensional natural convection in a closed differentially heated cube filled with radiatively participating medium. To examine fluid flow and heat ...
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Pull-in Instability Analysis of a Nanocantilever Based on the Two-Phase Nonlocal Theory of Elasticity
(Shahid Chamran University of Ahvaz, 2022-10-01)This paper deals with the pull-in instability of cantilever nano-switches subjected to electrostatic and intermolecular forces in the framework of the two-phase nonlocal theory of elasticity. The problem is governed by a ...
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Impact of the Narrowing System at Different Locations and Heights on the Performance of a Plane Solar Collector
(Shahid Chamran University of Ahvaz, 2022-10-01)This paper presents a numerical study of a solar air collector aiming at analyzing the influence of several geometrical parameters on the heat transfer mechanisms with minimum losses. The laminar airflow in the collector ...
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Neural Networks with Input Dimensionality Reduction for Efficient Temperature Distribution Prediction in a Warm Stamping Process
(Shahid Chamran University of Ahvaz, 2022-10-01)Hot stamping involves deforming a heated blank to form components with increased mechanical strength. More recently, warm stamping procedures have been researched. The forming occurs at lower temperatures to improve process ...
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Free Vibration Analysis of 2D Functionally Graded Strip Beam using Finite Element Method
(Shahid Chamran University of Ahvaz, 2022-10-01)This article aims to investigate the free vibration of axial and bi-directional functionally graded (2D-FG) two-dimensional plane stress strip by using finite element method. The rule of mixture based on Vogit model is ...
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Analysis of a Hyperbolic Heat Transfer Model in Blood-perfused Biological Tissues with Laser Heating
(Shahid Chamran University of Ahvaz, 2022-10-01)This paper proposes a hyperbolic heat transport model for a homogeneously perfused biological tissue irradiated by a laser beam. In particular, involving two local energy equations, one for the blood vessel and the other ...
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Dynamic Buckling of Stiffened Shell Structures with Transverse Shears under Linearly Increasing Load
(Shahid Chamran University of Ahvaz, 2022-10-01)Thin-walled shell structures are widely used in various fields of engineering, and the process of their deformation is essentially non-linear, which significantly complicates their analysis. The author presents a new ...
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Finite Deformations of Fibre-reinforced Elastic Solids with Fibre Bending Stiffness: A Spectral Approach
(Shahid Chamran University of Ahvaz, 2022-10-01)In this paper, we propose a spectral approach to model finite deformations of fibre-reinforced elastic solids with fibre bending stiffness. The constructed constitutive equations depend on spectral invariants, where each ...
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Influence of Up-down-up Constitutive Equation Parameters on Yield Plateau Stage of Mild Steel Samples Subjected to Stretching
(Shahid Chamran University of Ahvaz, 2022-10-01)In this work, the computational study of Lüders phenomenon is addressed. The material for investigation is low-carbon steel demonstrating the yield point phenomenon when pulled in tension. Modeling of samples loading is ...
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Moment-Inertial Factor as a Criterion for Assessing the Dimension of an Aircraft
(Shahid Chamran University of Ahvaz, 2022-10-01)The study aims to compare the characteristics of the moment-inertial schemes of two aircrafts – a mainline aircraft of a normal aerodynamic scheme and an aircraft made according to the flying wing scheme, to improve their ...
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An Analysis of Nonlinear Beam Vibrations with the Extended Rayleigh-Ritz Method
(Shahid Chamran University of Ahvaz, 2022-10-01)The nonlinear deformation and vibrations of beams are frequently encountered as a typical example of structural analysis as well as a mathematical problem. There have been many methods and techniques for the approximate ...
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Theoretical Study of Convective Heat Transfer in Ternary Nanofluid Flowing past a Stretching Sheet
(Shahid Chamran University of Ahvaz, 2022-10-01)A new theoretical tri-hybrid nanofluid model for enhancing the heat transfer is presented in this article. This model explains the method to obtain a better heat conductor than the hybrid nanofluid. The tri-hybrid nanofluid ...
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A Deep Learning Approach to Predict the Flow Field and Thermal Patterns of Nonencapsulated Phase Change Materials Suspensions in an Enclosure
(Shahid Chamran University of Ahvaz, 2022-10-01)The flow and heat transfer of a novel type of functional phase change nanofluids, nano-encapsulated phase change suspensions, is investigated in the present study using a deep neural networks framework. A deep neural ...
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Theoretical Investigation of Viscosity and Thermal Conductivity of a Gas along a Non-isothermal Vertical Surface in Porous Environment with Dissipative Heat: Numerical Technique
(Shahid Chamran University of Ahvaz, 2022-10-01)The prime objective of the current investigation is to explore the variation of viscosity and thermal conductivity impacts on MHD convective flow over a moving non-isothermal vertical plate in presence of the viscous-dissipative ...
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Pull-in Phenomenon in the Electrostatically Micro-switch Suspended between Two Conductive Plates using the Artificial Neural Network
(Shahid Chamran University of Ahvaz, 2022-10-01)Artificial Neural Networks (ANN) are designed to evaluate the pull-in voltage of MEMS switches. The mathematical model of a micro-switch subjected to electrostatic force is preliminarily illustrated to get the relevant ...
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Magneto Casson-Carreau Fluid Flow through a Circular Porous Cylinder with Partial Slip
(Shahid Chamran University of Ahvaz, 2022-10-01)In the current study, a comparative analysis of two-dimensional heat transfer by the free convective flow of non-Newtonian Casson and Carreau fluid in electro-conductive polymer on the outside surface of a horizontal ...
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Nonlinear Primary Frequency Response Analysis of Self-Sustaining Nanobeam Considering Surface Elasticity
(Shahid Chamran University of Ahvaz, 2022-10-01)This paper is focused to investigate the effects of nonlinear sources, including viscoelastic foundation and geometrical nonlinearity along with the surface elasticity and residual surface stress effects on the primary ...
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Characterization of the Nonlinear Biaxial Mechanical Behavior of Human Ureter using Constitutive Modeling and Artificial Neural Networks
(Shahid Chamran University of Ahvaz, 2022-10-01)Characterization of the mechanical properties of soft biological tissues is a fundamental issue in a variety of medical applications. As such, constitutive modeling of biological tissues that serves to establish a relationship ...
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An Experimental Comparison between Wing Root and Wingtip Corrugation Patterns of Dragonfly Wing at Ultra-low Reynolds Number and High Angles of Attack
(Shahid Chamran University of Ahvaz, 2022-10-01)This study presents the empirical comparison between the wing root and wingtip corrugation patterns of dragonfly wing in the newly-built wind-tunnel at the IAUN. The main objective of the research is to investigate the ...
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Magnetized Bi-convective Nanofluid Flow and Entropy Production Using Temperature-sensitive Base Fluid Properties: A Unique Approach
(Shahid Chamran University of Ahvaz, 2022-10-01)The flow mechanism and entropy production of a bi-convective, magnetized, radiative nano-liquid flow for an inverted cone considering temperature-sensitive water properties is accomplished numerically. The functional ...
