International Journal of Numerical Methods for Heat & Fluid Flow: Volume 31 Issue 8

Guest editorial

R. Ellahi

Mathematical modeling of the production of magnetic nanoparticles through counter-flow non-premixed combustion for biomedical applications

Shahin Akbari, Nima Hasanvand, Sadegh Sadeghi, Mehdi Bidabadi, Qingang Xiong

The widespread usage of magnetic nanoparticles (MNPs) requires their efficient synthesis during combustion process. This study aims to present a mathematical model for the…

On the forced convective flow inside thermal collectors enhanced by porous media: from macro to micro-channels

Maziar Dehghan, Zahra Azari Nesaz, Abolfazl Pourrajabian, Saman Rashidi

Aiming at finding the velocity distribution profile and other flow characteristic parameters such as the Poiseuille (Po) number, this study aims to focus on the three-dimensional…

Unsteady conjugate heat transfer with combined effects of MHD and moving conductive elliptic object in CNT-water nanofluid with ventilation ports

Fatih Selimefendigil, Hakan F. Öztop

The purpose of this paper is to analyze the unsteady conjugate mixed convective heat transfer characteristics in a vented porous cavity under the combined effects of moving…

A novel buoyancy-modified subgrid-scale model for large-eddy simulation of turbulent convection

Ilyas Yilmaz

The purpose of this paper is to develop a subgrid-scale (SGS) model for large eddy simulation (LES) of buoyancy- and thermally driven transitional and turbulent flows and further…

Electroosmosis forces EOF driven boundary layer flow for a non-Newtonian fluid with planktonic microorganism: Darcy Forchheimer model

A.Z. Zaher, Khalid K. Ali, Kh. S. Mekheimer

The study of the electro-osmotic forces (EOF) in the flow of the boundary layer has been a topic of interest in biomedical engineering and other engineering fields. The purpose of…

The effect of body acceleration on the dispersion of solute in a non-Newtonian blood flow through an artery

Nur Husnina Saadun, Nurul Aini Jaafar, Md Faisal Md Basir, Ali Anqi, Mohammad Reza Safaei

The purpose of this study is to solve convective diffusion equation analytically by considering appropriate boundary conditions and using the Taylor-Aris method to determine the…

Numerical study of melting heat transfer in stagnation-point flow of hybrid nanomaterial (MWCNTs+Ag+kerosene oil)

Tasawar Hayat, Khursheed Muhammad, Ahmed Alsaedi

The purpose of this study is to analyze hybrid nanofluid (MWCNTs+Ag+Kerosene oil) over a stretched cylinder. Flow analysis is carried out in presence of stagnation-point. Features…

Analysis of the channeling of water injection in low permeability reservoirs with interlayer considering the seepage–stress coupling

Ji Youjun, K. Vafai, Huijin Xu, Liu Jianjun

This paper aims to establish a mathematical model for water-flooding considering the impact of fluid–solid coupling to describe the process of development for a low-permeability…

Electro-magnetohydrodynamic flow and heat transfer of a third-grade fluid using a Darcy-Brinkman-Forchheimer model

Lijun Zhang, Muhammad Mubashir Bhatti, Efstathios E. Michaelides

The purpose of this paper is to examine the electro-magnetohydrodynamic behavior of a third-grade non-Newtonian fluid, flowing between a pair of parallel plates in the presence of…

Simulations of micropolar nanofluid-equipped natural convective-driven flow in a cavity

Naeem Ullah, Sohail Nadeem, Luthais McCash, Anber Saleem, Alibek Issakhov

This paper aims to focus on the natural convective flow analysis of micropolar nanofluid fluid in a rectangular vertical container. A heated source is placed in the lower wall to…

Application of support vector machines for accurate prediction of convection heat transfer coefficient of nanofluids through circular pipes

Mostafa Safdari Shadloo

Convection is one of the main heat transfer mechanisms in both high to low temperature media. The accurate convection heat transfer coefficient (HTC) value is required for exact…

Numerical analysis of flow and forced convection heat transfer of non-Newtonian fluid in a pipe based on fractional constitutive model

Ailian Chang, HongGuang Sun, K. Vafai, Erfan Kosari

This paper aims to use a fractional constitutive model with a nonlocal velocity gradient for replacing the nonlinear constitutive model to characterize its complex rheological…

Entropy generation and MHD analysis of a nanofluid with peristaltic three dimensional cylindrical enclosures

Arshad Riaz, T. Abbas, A. Zeeshan, Mohammad Hossein Doranehgard

Entropy generation in nanofluids with peristaltic scheme occupies a primary consideration in the sense of its application in clinical, as well as the industrial field in terms of…

Turbulent flow with nonequilibrium chemical reaction in single snorkel RH

Shifu Chen, Hong Lei, Meng Wang, Changyou Ding, Weixue Dou, Lishan Chang

The reported mathematical models of gas–liquid flow in single snorkel Rheinstahl–Heraeus (SSRH) are based on the assumption of steady Ar-molten steel flow. The purpose of this…

Develop artificial neural network numerical modeling to study fluid flow and heat transfer of dispersed nanoparticles through base liquid

Tawfeeq Abdullah Alkanhal

This paper aims to disperse the silicon dioxide in water (as the mono nanofluid [MN]) and then, carbon nanotube (CNT)-silica composite in water (as the hybrid nanofluid [HN]).

Multi-phase lattice Boltzmann (LB) simulation for convective transport of nanofluids in porous structures with phase interactions

Z.B. Xing, Xingchao Han, Hanbing Ke, Q.G. Zhang, Zhiping Zhang, Huijin Xu, Fuqiang Wang

A combination of highly conductive porous media and nanofluids is an efficient way for improving thermal performance of relevant applications. For precisely predicting the flow…

Crank-Nicolson Scheme for Solving the Modified Nonlinear Schrodinger Equation

A. A. Alanazi, Sultan Z. Alamri, S. Shafie, Shazirawati Mohd Puzi

The purpose of this paper is to obtain the nonlinear Schrodinger equation (NLSE) numerical solutions in the presence of the first-order chromatic dispersion using a second-order…

Radiative MHD hybrid-nanofluids flow over a permeable stretching surface with heat source/sink embedded in porous medium

Priyanka Agrawal, Praveen Kumar Dadheech, R.N. Jat, Dumitru Baleanu, Sunil Dutt Purohit

The purpose of this paper is to study the comparative analysis between three hybrid nanofluids flow past a permeable stretching surface in a porous medium with thermal radiation…