International Journal of Numerical Methods for Heat & Fluid Flow: Volume 32 Issue 11

Mixed bioconvection stagnation point flow towards a vertical plate in alumina-copper/water

Nurul Amira Zainal, Roslinda Nazar, Kohilavani Naganthran, Ioan Pop

According to the previous research, bioconvection has been recognized as an important mechanism in current engineering and environmental systems. For example, researchers exploit…

Radially expanding/contracting and rotating sphere with suction

Mustafa Turkyilmazoglu

This study aims to numerically simulate the flow induced by a radially expanding/contracting and rotating sphere with suction. In the absence of rotation, one-dimensional flow…

Unsteady numerical investigation of nanofluid mixed convection within a cubic cavity with periodic motion of double oscillatory walls

Soufiane Nouari, Elhafad Bara, Zakaria Lafdaili, Sakina EI-Hamdani, Abdelaziz Bendou, Hicham Doghmi

The purpose of this study is to investigate the impact of the oscillatory movement on heat transfer within a double periodic lid-driven cubic enclosure filled with copper-water…

A new recursive scheme for solving the general fractional differential equation of the nonlinear Lienard’s equation

Abdelazizi Mennouni, Lazhar Bougoffa

The purpose of this paper is to solve an initial-value problem for the general fractional differential equation of the nonlinear Lienard's equation.

Investigation of phase change dynamics in a T-shaped multiple vented cylindrical cavity during nanofluid convection for PCM-embedded system

Lioua Kolsi, Fatih Selimefendigil, Mohamed Omri

The purpose of this study is to explore the phase change (PC) dynamics in a T-shaped ventilated cavity having multiple inlet and outlet ports during nanofluid convection with…

Comparative study of different moving mesh strategies for investigating oil flow inside a gearbox

Jing Li, Xu Qian, Chunbao Liu

This study aims to numerically investigate the multi-phase flow and thermal physics inside gearboxes, which is critical to the theoretical analysis of energy transfer.

Wave propagation at the welded interface of an elastic solid and unsaturated poro-thermoelastic solid

Manjeet Kumar, Xu Liu, Manjeet Kumari, Poonam Yadav

The purpose of this paper is to investigate propagation characteristics of seismic waves at the welded interface of an elastic solid and unsaturated poro-thermoelastic solid.

Modified Buongiorno’s model for biomagnetic hybrid nanoliquid past a permeable moving thin needle

G.K. Ramesh, J.K. Madhukesh, Emad H. Aly, Ioan Pop

The purpose of this paper is to study the steady biomagnetic hybrid nanofluid (HNF) of oxytactic microorganisms taking place over a thin needle with a magnetic field using the…

Comparative analysis of the lattice Boltzmann method and the finite difference technique of thermal convection in closed domains with heaters

Nikita Sergeevich Gibanov, Mohammad Mehdi Rashidi, Mikhail Sheremet

The purpose of this paper is to investigate numerically thermal convection heat transfer in closed square and cubical cavities with local energy sources of various geometric…

A semi-analytical benchmark for the Stefan problem in arbitrary dimension – assessing accuracy of enthalpy-based methods

Jiří Malík, Ondřej Souček

This paper aims to propose a semi-analytical benchmarking framework for enthalpy-based methods used in problems involving phase change with latent heat. The benchmark is based on…