A5057326921- Nanofluid Flow and Heat Transfer
- Heat Transfer Mechanisms
- Fluid Dynamics and Turbulent Flows
- Additive Manufacturing and 3D Printing Technologies
- Heat Transfer and Optimization
- Lattice Boltzmann Simulation Studies
- Manufacturing Process and Optimization
- Injection Molding Process and Properties
- Hygrothermal properties of building materials
- 3D Printing in Biomedical Research
- Solar Thermal and Photovoltaic Systems
- Building Energy and Comfort Optimization
- Innovations in Concrete and Construction Materials
- Geothermal Energy Systems and Applications
- Advanced Materials and Mechanics
- Solar Energy Systems and Technologies
- Cellular and Composite Structures
- Heat and Mass Transfer in Porous Media
- Water management and technologies
- Adhesion, Friction, and Surface Interactions
- Composite Material Mechanics
- Wind and Air Flow Studies
- Concrete and Cement Materials Research
- Fluid Dynamics and Vibration Analysis
- Topology Optimization in Engineering
Université Sultan Moulay Slimane
2018-2024
InDex Pharmaceuticals (Sweden)
2022
Cadi Ayyad University
2021
Wood-polymer composites are increasingly produced through fused deposition modeling (FDM)—an additive manufacturing technique. The versatility of this technology has attracted several industries to print complex shapes and structures. This underscores the importance studying mechanical properties FDM parts, specifically, their elastic properties. A numerical homogenization methodology is introduced in present study, focusing on fundamental aspect Investigations were carried out influence...
Fused deposition modeling (FDM) is one of the most used additive manufacturing processes in current time. Predicting impact different 3D printing parameters on quality printed parts critical challenges facing researchers. The present paper aims to examine effect three FDM process parameters, namely velocity, extrusion temperature, and raster orientation bending strength, stiffness, deflection at break polylactic acid (PLA) using Taguchi design experiment technique. results indicate that...
The problem of mixed convection heat transfer inside a horizontal vented enclosure through the lower and upper parts, respectively, its left right vertical walls is studied numerically using Al2O3-water nanofluid as working fluid. bottom wall subjected to linearly varying (increasing or decreasing) heating temperature profiles, while other boundaries are considered thermally insulated. fresh fluid admitted from part by injection suction imposed on opening wall. Based numerical predictions,...
Purpose The purpose of this paper is to investigate numerically mixed convection Al 2 O 3 -water nanofluids flowing through a horizontal ventilated cavity heated from below by temperature varying sinusoidally along its lower wall. simulations focus on the effects different key parameters, such as Reynolds number (200 ≤ Re 5,000), nanoparticles’ concentration (0 ϕ 0.1) and phase shift heating γ π), flow thermal patterns heat transfer performances. Design/methodology/approach Navier–Stokes...
The 3D printing technology allows to overcome the lack of medical equipment during Covid19 pandemic around world. PLA is widely used produce devices and personal protective equipment. aim this paper determine mechanical behavior PLA-parts fabricated using Open-Source printer based on FDM process. characterized by two proprieties which are flexural strength modulus elasticity. properties determined from experimental results three-point bending test according following process parameters:...
This study is a computational analysis of hydrodynamic and thermal behavior combined natural forced convection with moving wall in square enclosure containing an elliptical block. inner block exposed to hot temperature. The full air which cooled on its side walls by low remaining surfaces are thermally insulated, the upper surface sliding at steady speed <i>u</i><sub>0</sub>. In particular, impact various factors related geometry, such as emplacement inclination...
Abstract The characteristic of flow and heat transfer Al 2 O 3 -water nanofluids flowing through a horizontal ventilated cavity is investigated numerically. bottom wall subjected to sinusoidal hot temperature profile, whereas the other boundaries are assumed be thermally insulated. In fact, comes forcedly into system from left vertical leaves it top right one by suction. simulations focus on effects different key parameters, such as Reynolds number (200 ≤ Re 5000), nanoparticle’s...
3D printers are increasingly used after the spread of COVID-19 pandemic. This machine was to overcome lack medical devices and personal protective equipment. In order for printed objects be useful in field, mechanical properties these must known. The main objective this study is assess parts manufactured polylactic acid by a printer machine. determined from experimental results three-point bending test. obtained show that depend on process parameters. analysis variance determine printing...
The integration of lattice design approaches and topology optimization is the next step in realizing optimal designs for Additive Manufacturing (AM). Hence, this study focuses on a topological method that allows to derive structures from results suitable additive manufacturing such TPMS lattices are designed replace solid volumes. To find these solutions, we used intersected lattice. Simulation tests was carried out verify superior stiffness properties optimized compared basic using solution.
This article exhibits a numerical analysis on free convection cooling of heater located the left side square enclosure using thermodependent power-law fluids. The temperature right sidewall is maintained relatively cold, while unheated portions wall and horizontal ones are thermally insulated. governing differential equations numerically solved finite volume technique based iterative Semi-Implicit Method for Pressure Linked Equation (SIMPLE) algorithm. objective this to analyze impacts...
This work is focused on the numerical modeling of steady laminar mixed convection flow in a Ventilated inclined enclosure filled with water-Al2O3 nanofluid and heated from one side. A parametric study conducted set graphical results presented discussed to illustrate effects volume fraction nanoparticles (0 ≤ ϕ 0.05), aspect ratio cavity (0.5 4) mode imposed external (injection or suction) heat transfer characteristics. The obtained showed that presence increases mean temperature within...
In this article, we examined the passive cooling techniques built into a building in hot temperate climate. Our work aims to reduce energy demand for and progress thermal comfort of by decreasing overheating hours. The dynamic simulations performance with an earth-air heat exchanger (EAHX) are performed summer period using TRNSYS software. is situated Beni Mellal city (Morocco) where climate one. results show significant potential air cooling. Indeed, hottest day July (retained study), when...
In this paper, numerical study on natural convection heat transfer for confined thermo-dependent power-law fluids is conducted. The geometry of interest a fluid-filled square enclosure where uniform flux heating element embedded its lower wall cooled from the vertical walls while remaining parts cavity are insulated, without slipping conditions at all solid boundaries. governing partial differential equations written in terms non-dimensional velocities, pressure and temperature formulation...
The current study explores numerically mixed convection of thermo-dependent power-law fluids in a square lid-driven enclosure, including the thermal radiation effect. vertical sidewalls are sustained at both hot and cold temperatures. On other hand, cavity is insulated from horizontal walls. upper wall moving along x-axis. main governing equations that Boussinesq approximation used for solved using finite difference method. simulations focus on effects multiple pertinent parameters,...
In this work, we investigated numerically heat transfer by mixed convection coupled to thermal radiation in a vented rectangular enclosure uniformly heated from below with constant flux. The fresh fluid is admitted into the cavity injection or suction, means of two openings located on lower part both right and left vertical sides. Another opening placed middle top wall ensure ventilation. Air, radiatively transparent medium, considered be cooling fluid. inner surfaces, contact fluid, are...
Triply Periodic Minimal Surface (TPMS) lattice structures are characterized by their varied microstructures and mechanical properties, which leads to better performance compared classical uniform structures. TPMS-based lattices mainly used in applications requiring low densities high strength. In this work, unit cell size type grading mechanically investigated for solid network with topologies based on triply periodic minimal surfaces, namely Neovius, Primitive, IWP. For grading, the were...