International Journal of Numerical Methods for Heat & Fluid Flow: Volume 28 Issue 9

Numerical simulation of keyhole behaviors and droplet transfer in laser-MIG hybrid welding of Invar alloy

Dan Zhang, Yanhong Wei, Xiaohong Zhan, Jie Chen, Hao Li, Yuhua Wang

This paper aims to describe a three-dimensional mathematical and numerical model based on finite volume method to simulate the fluid dynamics in weld pool, droplet transfer and…

Unsteady mixed convection along a permeable exponentially stretching surface: Influence of velocity slip and thermal jump

Prabhugouda Mallanagouda Patil, Shashikant A.

The purpose of this paper is to consider the influence of slip flow and thermal jump and to investigate its effects on unsteady mixed convection along an exponentially stretching…

Effect of ambient heat-in-leak on the performance of three-fluid cross-flow heat exchanger

Jyothiprakash K.H., Krishnegowda Y.T., Krishna Venkataram, K.N. Seetharamu

Heat exchangers working in cryogenic temperature ranges are strongly affected by heat ingression from the ambient. This paper aims to investigate the effect of ambient…

Two-phase analysis of interface level fluctuation in continuous casting mold with electromagnetic stirring

Ambrish Maurya, Pradeep Kumar Jha

This investigation aims to analyze the steel-flux interface level fluctuation because of electromagnetic stirring and its process parameters in a continuous casting billet mold.

Solving a mixture model of two-phase flow with velocity non-equilibrium using WENO wavelet methods

Alice de Jesus Kozakevicius, Dia Zeidan, Alex A. Schmidt, Stefan Jakobsson

The purpose of this work is to present the implementation of weighted essentially non-oscillatory (WENO) wavelet methods for solving multiphase flow problems. The particular…

Fluid-structure interaction analysis of buoyancy-driven fluid and heat transfer through an enclosure with a flexible thin partition

H. Zargartalebi, M. Ghalambaz, A. Chamkha, Ioan Pop, Amir Sanati Nezhad

A numerical model of an unsteady laminar free convection flow and heat transfer is studied in a cavity that comprises a vertical flexible thin partition.

MHD stagnation-point flow and heat transfer of a nanofluid over a stretching/shrinking sheet with melting, convective heat transfer and second-order slip

Ioan Pop, Natalia C. Roşca, Alin V. Roşca

The purpose of this paper is to study the effects of MHD, suction, second-order slip and melting on the stagnation-point and heat transfer of a nanofluid past a…

MHD natural convection in a square porous cavity filled with a water-based magnetic fluid in the presence of geothermal viscosity

Mikhail A. Sheremet, Marina S. Astanina, Ioan Pop

The purpose of this paper is a numerical analysis of natural convection in a square porous cavity filled with a water-based magnetic fluid of geothermal viscosity under the effect…

An efficient numerical method to solve the Falkner-Skan problem over an isothermal moving wedge

Mehdi Delkhosh, Kourosh Parand, D.D. Ganji

This paper aims to solve the Falkner–Skan problem over an isothermal moving wedge using the combination of the quasilinearization method and the fractional order of rational…

Natural convection heat transfer and fluid flow analysis in a 2D square enclosure with sinusoidal wave and different convection mechanism

Purushothaman Pichandi, Satheesh Anbalagan

The purpose of this paper is to propose an effective numerical approach for solving the natural convection in a two-dimensional square enclosure by using the single relaxation…

Computational analysis of turbulent flow through an eccentric annulus under different temperature conditions

Erman Ulker, Sıla Ovgu Korkut, Mehmet Sorgun

The purpose of this paper is to solve Navier–Stokes equations including the effects of temperature and inner pipe rotation for fully developed turbulent flow in eccentric annuli…

Modifications to the SIMPLE algorithm with the MDCD approach for incompressible flow simulation

Siya Jiang, Song Fu

The purpose of the paper is to propose some modifications to the SIMPLE (semi-implicit method for pressure-linked equations) algorithm. These modifications can ensure the…

Effect of mutually orthogonal heated plates on buoyancy convection flow of micropolar fluid in a cavity

M. Muthtamilselvan, K. Periyadurai, Deog Hee Doh

The main purpose of this study is to investigate the natural convection of micropolar fluid in a square cavity with two orthogonal heaters placed inside. The study of natural…