International Journal of Numerical Methods for Heat & Fluid Flow: Volume 25 Issue 5

A refined rank set pair analysis model based on wavelet analysis for predicting temperature series

Jian Zhang, Xiao-Hua Yang, Yu-Qi Li

The purpose of this paper is to accurately simulate and predict the daily extreme temperature in Beijing Reservoir and the monthly extreme temperature in Tianjin Reservoir using…

Numerical simulation of Nusselt-Rayleigh correlation in Bénard cells. A solution based on the network simulation method

Manuel Cánovas, Iván Alhama, Emilio Trigueros, Francisco Alhama

Natural convection with heat transfer in porous media has been subject of extensive study in engineering due to its numerous applications. A case of particular interest is the…

Benchmark results for natural and mixed convection heat transfer in a cavity

Kerim Yapici, Salih Obut

The purpose of this paper is to numerically investigate steady, laminar natural and mixed convection heat transfer in a two-dimensional cavity by using a finite volume method with…

Thermophoresis and Brownian effects on natural convection of nanofluids in a square enclosure with two pairs of heat source/sink

Aminreza Noghrehabadi, Amin Samimi Behbahan, I. Pop

– The purpose of this paper is to study natural convection heat transfer and fluid flow in a square cavity filled with CuO-water nanofluid.

Effect of position and height of a shield on convective heat transfer performances of plate fin heat sink

Rachid Bouchenafa, Rachid Saim, Said Abboudi, Hakan F. Öztop

– The purpose of this paper is to examine the thermal and dynamic performance of the plate-fin heat sink fitted with a shield in the bypass.

Unsteady RANS and scale adaptive simulations of a turbulent spray flame in a swirled-stabilized gas turbine model combustor using tabulated chemistry

Alain Fossi, Alain DeChamplain, Benjamin Akih-Kumgeh

The purpose of this paper is to numerically investigate the three-dimensional (3D) reacting turbulent two-phase flow field of a scaled swirl-stabilized gas turbine combustor using…

Entropy generation and second law analysis of pulsed impinging jet

Kazem Esmailpour, Behnam Bozorgmehr, Seyed Mostafa Hosseinalipour, Arun S. Mujumdar

The purpose of this paper is to examine entropy generation rate in the flow and temperature field due pulsed impinging jet on to a flat plate. Heat transfer of pulsed impinging…

Model to study the non-linear radiation heat transfer in the stagnation-point flow of power-law fluid

M. Mustafa, Ammar Mushtaq, T. Hayat, A. Alsaedi

The purpose of this paper is to investigate non-linear radiation heat transfer problem for stagnation-point flow of non-Newtonian fluid obeying the power-law model. Power-law…

Numerical study of two dimensional unsteady flow of an anomalous Maxwell fluid

Abdul Wahab, Amer Rasheed, Rab Nawaz, Nazma Javaid

The purpose of this paper is to undertake an unsteady flow problem of an anomalous Maxwell fluid. The flow takes place between two side walls over a plate perpendicular to them…

Free convection in a triangular cavity filled with a porous medium saturated by a nanofluid: Buongiorno’s mathematical model

M. A. Sheremet, Ioan Pop

Steady-state free convection heat transfer in a right-angle triangular porous enclosure filled by a nanofluid using the mathematical nanofluid model proposed by Buongiorno has…

Unsteady mixed convection boundary layer flow along a symmetric wedge with variable surface temperature embedded in a saturated porous medium

Saleh M. Al-Harbi, F. S. Ibrahim

The purpose of this paper is to study laminar two-dimensional unsteady mixed-convection boundary-layer flow of a viscous incompressible fluid past a symmetric wedge embedded in a…

Unsteady convective heat and mass transfer of a nanofluid in Howarth’s stagnation point by Buongiorno’s model

Saeed Dinarvand, Reza Hosseini, Ioan Pop

– The purpose of this paper is to do a comprehensive study on the unsteady general three-dimensional stagnation-point flow and heat transfer of a nanofluid by Buongiorno’s model.

An improved turbulence model for predicting unsteady cavitating flows in centrifugal pump

Jian Wang, Yong Wang, Houlin Liu, Haoqin Huang, Linglin Jiang

The purpose of this paper is to study the unsteady caivitating flows in centrifugal pump, especially for improving the turbulence model to obtain highly resolution results-capable…

Numerical simulation of vapor bubble growth on a vertical superheated wall using lattice Boltzmann method

Tao Sun, Weizhong Li, Bo Dong

The purpose of this paper is to test the feasibility of lattice Boltzmann method (LBM) for numerical simulation of nucleate boiling and transition boiling. In addition, the…

A computational fluid dynamics analysis of the wave soldering process: Influence of propeller blades on fountain flow

M.S. Abdul Aziz, M.Z. Abdullah, C.Y. Khor, M. Mazlan, A.M. Iqbal, Z.M. Fairuz

The purpose of this paper is to present a three-dimensional finite volume-based analysis on the effects of propeller blades on fountain flow in a wave soldering process and…