Double-diffusive natural convection of Casson fluids in an enclosure

MS Aghighi, A Ammar, H Masoumi - International Journal of Mechanical …, 2022 - Elsevier
This study investigates the double-diffusive natural convection of the non-Newtonian
Casson fluid in a square cavity based on the original viscoplastic stress model without …

Topological characteristics of obstacles and nonlinear rheological fluid flow in presence of insulated fins: a fluid force reduction study

AH Majeed, F Jarad, R Mahmood… - Mathematical Problems …, 2021 - Wiley Online Library
In this work, a comprehensive study of fluid forces and thermal analysis of two‐dimensional,
laminar, and incompressible complex (power law, Bingham, and Herschel–Bulkley) fluid …

Intermittent thermal convection in jammed emulsions

F Pelusi, A Scagliarini, M Sbragaglia, M Bernaschi… - Physical Review Letters, 2024 - APS
We study the process of thermal convection in jammed emulsions with a yield-stress
rheology. We find that heat transfer occurs via an intermittent mechanism, whereby intense …

Natural-convection of Newtonian fluids between two concentric cylinders of a special cross-sectional form

H Laidoudi, M Helmaoui, M Bouzit, A Ghenaim - Thermal Science, 2021 - doiserbia.nb.rs
In this paper, we performed a numerical simulation of natural-convection of Newtonian fluids
between two cylinders of different cross-sectional form. The inner cylinder is supposed to be …

Thermal analysis of steady simulation of free convection from concentric elliptical annuli of a horizontal arrangement

H Laidoudi, H Ameur, SAR Sahebi… - Arabian Journal for …, 2022 - Springer
A steady simulation of the laminar free convection heat transfer is carried out between two
cylinders of different cross sections. The inner cylinder is elliptical with different values of …

Rayleigh–Bénard convection of a viscoplastic liquid in a trapezoidal enclosure

MS Aghighi, A Ammar, H Masoumi, A Lanjabi - International Journal of …, 2020 - Elsevier
The objective of this paper is to clarify the role of sloping walls on convective heat transport
in Rayleigh–Bénard convection within a trapezoidal enclosure filled with viscoplastic fluid …

Wall slip effects in Rayleigh–Bénard convection of viscoplastic materials

MS Aghighi, C Metivier, S Fakhri - Multidiscipline Modeling in …, 2023 - emerald.com
Purpose According to the research, viscoplastic fluids are sensitive to slipping. The purpose
of this study is to determine whether slip affects the Rayleigh–Bénard convection of …

Free convection of thermodependent non-Newtonian fluids in a square enclosure partially heated at one side

H Daghab, M Kaddiri, M Lamsaadi… - … Heat Transfer, Part A …, 2023 - Taylor & Francis
This article exhibits a numerical analysis on free convection cooling of a heater located on
the left side of a square enclosure using thermodependent power-law fluids. The …

[HTML][HTML] Natural convection of viscoplastic fluids in a triangular enclosure

MS Aghighi, H Masoumi, A Farsi - Applications in Engineering Science, 2024 - Elsevier
This study extends the analysis of natural convection in a viscoplastic fluid to flow within a
triangular enclosure. The finite-element approach provided a numerical solution to the …

[PDF][PDF] Natural convection from four circular cylinders in across arrangement within horizontal annular space

H Laidoudi - acta mechanica et automatica, 2020 - sciendo.com
Numerical investigation is accomplished to study the roles of governing parameters of
natural convection on the fluid motion and heat transfer rate of four heated circular cylinders …