International Journal of Numerical Methods for Heat & Fluid Flow: Volume 19 Issue 3/4

Prediction of turbulent flow and heat transfer in channels with array of detached and alternative attached‐detached ribs

Mehrdad Raisee, Arman Rokhzadi

The purpose of this paper is to investigate turbulent fluid flow and heat transfer through passages with an array of either detached or alternative attached‐detached ribs of…

Network modelling of unsteady natural convection flow over a vertical plate submitted to surface temperature oscillation

Joaquín Zueco

The unsteady natural convection flow of a viscous dissipative fluid along a semi‐infinite vertical plate subjected to periodic surface temperature oscillation is investigated.

Entropy generation analysis for the free surface turbulent flow during laser material processing

Dipankar Chatterjee, Suman Chakraborty

The purpose of this paper is to carry out a systematic energy analysis for predicting the first and second law efficiencies and the entropy generation during a laser surface…

Mixed convection in a buoyancy‐assisted two‐sided lid‐driven cavity filled with a porous medium

Elaprolu Vishnuvardhanarao, Manab Kumar Das

The purpose of this paper is to consider a two‐dimensional, steady, mixed convection flow in an enclosure filled with a fluid‐saturated uniform porous medium. The left wall is…

Boundary transfer operators in one‐way nesting schemes for heat flow problems

Evgeny Shavelzon, Dan Givoli

The interaction of a global model (GM) and a local (regional) model (LM) of heat flow is considered under the framework of so‐called “one‐way nesting”. In this framework, the GM…

Convective heat transfer augmentation through vortex shedding in sinusoidal constricted tube

J. Batina, M. Batchi, S. Blancher, R. Creff, C. Amrouche

The purpose of this paper is to analyse the convective heat transfer of an unsteady pulsed, laminar, incompressible flow in axisymmetric tubes with periodic sections. The flow is…

The entropy generation for a rotating sphere under uniform heat flux boundary condition in forced‐convection flow

Mohamed A. Antar, Maged A.I. El‐Shaarawi

The purpose of this paper is to investigate the problem of entropy generation around a spinning/non‐spinning solid sphere subjected to uniform heat flux boundary condition in the…

Natural convection heat transfer augmentation in a partially heated and partially cooled square cavity utilizing nanofluids

Manab Kumar Das, Pravin Shridhar Ohal

The purpose of this paper is to investigate the behaviour of nanofluids numerically inside a partially heated and partially cooled square cavity to gain insight into heat transfer…

Effects of injection (suction) on a steady mixed convection boundary layer flow over a vertical cone

R. Ravindran, Satyajit Roy, E. Momoniat

The purpose of this paper is to study the steady mixed convection flow over a vertical cone in the presence of surface mass transfer when the axis of the cone is inline with the…

Radiation effects on hydromagnetic free convective and mass transfer flow of a gas past a circular cylinder with uniform heat and mass flux

M.A. EL‐Hakiem

The purpose of this paper is to highlight the effect of combined heat and mass transfer characteristics of magnetohydrodynamic (MHD) free convection flow of an electrically…

Mixed convection flow of a micropolar fluid near a non‐orthogonal stagnation‐point on a stretching vertical sheet

Y.Y. Lok, I. Pop, D.B. Ingham, N. Amin

The purpose of this paper is to study theoretically the steady two‐dimensional mixed convection flow of a micropolar fluid impinging obliquely on a stretching vertical sheet. The…

Flow simulation in a complex fluidics using three turbulence models and unstructured grids

Junye Wang, Geoffrey H. Priestman

The purpose of this paper is to simulate the behaviour of the symmetrical turn‐up vortex amplifier (STuVA) to obtain insight into its maximum through‐flow operation within the…

Application of axisymmetric analog to unstructured grid for aeroheating prediction of hypersonic vehicles

H. Parhizkar, S.M.H. Karimian

The purpose of this paper is to present an engineering inviscid‐boundary layer method for the calculation of convective heating rates on three‐dimensional non‐axisymmetric…

Numerical solution of wetting fluid spread into porous media

B. Markicevic, H.K. Navaz

The purpose of this paper is to develop a general numerical solution for the wetting fluid spread into porous media that can be used in solving of droplet spread into soils…

Application of thermal resistance network model in optimization design of micro‐channel cooling heat sink

Baodong Shaoi, Lifeng Wang, Jianyun Li, Zhaowei Sun

The purpose of this paper is to optimize the configuration sizes of micro‐channel cooling heat sink using the thermal resistance network model. The optimized micro‐channel heat…

On MHD boundary‐layer flow and mass transfer past a vertical plate in a porous medium with constant heat flux

O.D. Makinde

The hydromagnetic mixed convection flow of an incompressible viscous electrically conducting fluid and mass transfer over a vertical porous plate with constant heat flux embedded…