International Journal of Numerical Methods for Heat & Fluid Flow: Volume 24 Issue 3

Estimation of transient boundary flux for a developing flow in a parallel plate channel

Ajit Kumar Parwani, Prabal Talukdar, P.M.V. Subbarao

The purpose of this paper is to develop a numerical model for estimating the unknown boundary heat flux in a parallel plate channel for the case of a hydrodynamically and…

CFD flow analysis in the centrifugal vortex pump

Tihomir Mihalić, Zvonimir Guzović, Andrej Predin

Aging of the oil wells leads to a decrease in reservoir pressure and also to an increase in the water, gas and abrasive particles content. Therefore, there is a need for the oil…

Numerical modeling of bubble-induced flow patterns in champagne glasses

Fabien Beaumont, Catalin Popa, Gérard Liger Belair, Guillaume Polidori

Very recently, driven by glassmakers and champagne houses, attention has been paid to the way to control effervescence and bubble nucleation. It was demonstrated that ascending…

Mixed convection boundary layer flow along vertical thin needles in nanofluids

Radu Trimbitas, Teodor Grosan, Ioan Pop

The purpose of this paper is to theoretically study the problem of mixed convection boundary layer flow and heat transfer past a vertical needle with variable wall temperature…

Heat and mass transfer by natural convection flow about a truncated cone in porous media with Soret and Dufour effects

A. Rashad, A. Chamkha

The purpose of this paper is to study the effects of chemical reaction, thermal radiation and Soret and Dufour effects of heat and mass transfer by natural convection flow about a…

Parallel analysis of thermal field in a layered DC cable: Part II: parameters, characteristics and verification, speedup of computations

Jerzy Golebiowski, Robert Piotr Bycul

The purpose of this paper is to prepare procedures for determination of characteristics and parameters of DC cables on the basis of transient and steady thermal field distribution…

Effects of rear spoilers on ground vehicle aerodynamic drag

Halil Sadettin Hamut, Rami S. El-Emam, Murat Aydin, Ibrahim Dincer

The purpose of this paper is to examine the aerodynamic effects of rear spoiler geometry on a sports car. Today, due to economical, safety and even environmental concerns, vehicle…

Boundary layer flow near stagnation-points on a vertical surface with slip in the presence of transverse magnetic field

Ibrahim Yakubu Seini, Daniel Oluwole Makinde

The purpose of this paper is to investigate the MHD boundary layer flow of viscous, incompressible and electrically conducting fluid near a stagnation-point on a vertical surface…

Three weighted residual methods based on Jeffery-Hamel flow

D.D. Ganji, Mohammad Hatami

The purpose of this paper is to demonstrate the eligibility of the weighted residual methods (WRMs) applied to Jeffery-Hamel Flow. Selecting the most appropriate method among the…

A new operational matrix method based on the Bernstein polynomials for solving the backward inverse heat conduction problems

Davood Rostamy, Kobra Karimi

The purpose of this paper is to introduce a novel approach based on the high-order matrix derivative of the Bernstein basis and collocation method and its employment to solve an…

The effect of thermal radiation on the heat transfer characteristics of lid-driven cavity with a moving surface

M.A. Antar, Rached Ben-Mansour, Salem Ahmed Al-Dini

There are industrial applications for varying speed lid-driven flow and heat transfer such as the float glass process where the glass film stretches or thickens depending on the…

Modelling of a Phase Change Material melting process heated from below using spectral collocation methods

Jean Batina, Serge Blancher, Tarik Kouskou

Mathematical and numerical models are developed to study the melting of a Phase Change Material (PCM) inside a 2D cavity. The bottom of the cell is heated at constant and uniform…

A combination of Crouzeix-Raviart, Discontinuous Galerkin and MPFA methods for buoyancy-driven flows

Anis Younes, Ahmed Makradi, Ali Zidane, Qian Shao, Lyazid Bouhala

– The purpose of this paper is to develop an efficient non-iterative model combining advanced numerical methods for solving buoyancy-driven flow problems.

Melting heat transfer in the stagnation-point flow of Maxwell fluid with double-diffusive convection

Tasawar Hayat, Muhammad Farooq, Ahmad Alsaedi

– The purpose of this paper is to analyze the melting heat transfer in the stagnation-point flow with double-diffusive convection.