International Journal of Numerical Methods for Heat & Fluid Flow: Volume 31 Issue 6

Can the shape influence entropy generation for thermal convection of identical fluid mass with identical heating? A finite element introspection

Leo Lukose, Tanmay Basak

This paper aims to investigate the role of shapes of containers (nine different containers) on entropy generation minimization involving identical cross-sectional area (1 sq…

Assessment of vortex generator shapes for enhancing thermohydraulic performance of fluid flow in a channel equipped with perforated chevron plate-fin

Faezeh Nejati Barzoki, Ghanbar Ali Sheikhzadeh, Morteza Khoshvaght Aliabadi, Ali Akbar Abbasian Arani

The purpose of this paper is to investigate thermohydraulic characteristics of turbulent flow of water (4,000 = Re = 10,000) in a rectangular channel equipped with perforated…

Photovoltaic thermal building skin: effect of condensing and evaporating temperature on flow rate and heat transfer

Ahmad Riaz, Chao Zhou, Ruobing Liang, Jili Zhang

This paper aims to present a numerical study on the natural convection, which operates either as an evaporator or condenser unit of the heat pump system to pre-cool and pre-heat…

Numerical investigation of friction laws for laminar and turbulent flow in undulated channels

Ali Cemal Benim, Sai Bhagavan Maddala

The purpose of this paper is the numerical investigation of the friction laws for incompressible flow in undulated channels, with emphasis on the applicability of the hydraulic…

Large eddy simulation of an ignition sequence and the resulting steady combustion in a swirl-stabilized combustor using FGM-based tabulated chemistry

Alain Fossi, Alain DeChamplain, Benjamin Akih-Kumgeh, Jeffrey Bergthorson

This study aims to deal with the large eddy simulation (LES) of an ignition sequence and the resulting steady combustion in a swirl-stabilized liquid-fueled combustor. Particular…

A novel numerical method for the solution of nonlinear equations with applications to heat transfer

J.N. Reddy, Matthew Martinez, Praneeth Nampally

The purpose of this study is to extend a novel numerical method proposed by the first author, known as the dual mesh control domain method (DMCDM), for the solution of linear…

Entropy generation analysis of electrical magnetohydrodynamic flow of TiO2-Cu/H2O hybrid nanofluid with partial slip

Venkata Subba Rao M., B.J. Gireesha, Kotha Gangadhar, Manasa Seshakumari P., S. Sindhu

This paper aims to address the magnetohydrodynamic boundary layer flow of hybrid mixture across a stretching surface under the influence of electric field.

Hybrid nanofluid flow through an exponentially stretching/shrinking sheet with mixed convection and Joule heating

Ubaidullah Yashkun, Khairy Zaimi, Anuar Ishak, Ioan Pop, Rabeb Sidaoui

This study aims to investigate the flow and heat transfer of a hybrid nanofluid through an exponentially stretching/shrinking sheet along with mixed convection and Joule heating…

Effects of buoyancy ratio on diffusion of solid particles inside a pipe during double diffusive flow of a nanofluid

Abdelraheem M. Aly, Ehab Mahmoud Mohamed

The purpose of this study is to use an incompressible smoothed particle hydrodynamics (ISPH) method for simulating buoyancy ratio and magnetic field effects on double diffusive…

Hybrid nanofluid flow on a shrinking cylinder with prescribed surface heat flux

Iskandar Waini, Anuar Ishak, Ioan Pop

This study aims to investigate the flow impinging on a stagnation point of a shrinking cylinder subjected to prescribed surface heat flux in Al₂O₃-Cu/water hybrid nanofluid.

Unsteady axisymmetric flow and heat transfer of a hybrid nanofluid over a permeable stretching/shrinking disc

Najiyah Safwa Khashi'ie, Norihan M. Arifin, Ioan Pop

This study aims to analyze the unsteady flow of hybrid Cu-Al₂O₃/water nanofluid over a permeable stretching/shrinking disc. The analysis of flow stability is also purposed because…

Numerical analysis of the flow and heat transfer characteristics in serpentine microchannel with variable bend amplitude

Hui Zhang, Xianfei Liu

This study aims to propose the increase of heat dissipation requirements of modern electronic equipment and the fast development of micro-scale manufacturing technologies. The…

Intrinsic irreversibility of Al2O3–H2O nanofluid Poiseuille flow with variable viscosity and convective cooling

Felicita Almeida, B.J. Gireesha, P. Venkatesh, G.K. Ramesh

This study aims to investigate the flow behavior of aluminum oxide–water nanofluid with variable viscosity flowing through the microchannel parallel with the ground, with low…

Higher dimensional integrable Vakhnenko–Parkes equation: multiple soliton solutions

Abdul-Majid Wazwaz

This study aims to develop a new (3 + 1)-dimensional Painlevé-integrable extended Vakhnenko–Parkes equation. The author formally derives multiple soliton solutions for this…

A three-dimensional computational analysis of ellipsoidal radiator with phase change

Nidal H. Abu-Hamdeh, Ömer Akbal, Hakan F. Öztop, Abdullah M. Abusorrah, Mohannad M. Bayoumi

The purpose of this paper is to solve the problem of a three-dimensional computational analysis for an elliptic-shaped cavity in a pipe under constant temperature.