International Journal of Numerical Methods for Heat & Fluid Flow: Volume 25 Issue 3

Oblique stagnation flow of Jeffery fluid over a stretching convective surface: Optimal solution

R Mehmood, Dr. Sohail Nadeem, Noreen Akbar

The present critical analysis has been performed to explore the steady stagnation point flow of Jeffery fluid toward a stretching surface, in the presence of convective boundary…

Effects of gradient density on effective heat capacity of charring ablative material for re-entry vehicles

Weijie Li, Haiming Huang, Hailing Yu, Xiaoliang Xu

The effective heat capacity is a key index to estimate the thermal protection performance of charring ablative materials in reentry vehicles subjected to aerodynamic heat loads…

Comparison between continuum and porous continuum models in studying natural convection in porous cavity with random distribution of solid obstacles

Mehdi Miansari, M Gorji, D. D. Ganji, Kamel Hooman

– The purpose of this paper is to improve the volume-averaged models for free convection flow in porous media.

Nu-Ra correlations for natural convection at high Ra numbers in air-filled tilted hemispherical cavities with dome oriented upwards. Disk submitted to constant heat flux

Abderrahmane Baïri, Juan Mario García de María, Nacim Alilat, Najib Laraqi, Jean-Gabriel Bauzin

The purpose of this paper is to propose correlations between Nusselt and Rayleigh numbers for the case of inclined and closed air-filled hemispherical cavities. The disk of such…

Modeling of multi-phase flows and natural convection in a square cavity using an incompressible smoothed particle hydrodynamics

Abdelraheem Mahmoud Aly

Modeling of multi-phase flows for Rayleigh-Taylor instability and natural convection in a square cavity has been investigated using an incompressible smoothed particle…

Turbulent smoke flow in evacuation staircases during a high-rise residential building fire

Yanqiu Chen, Xiaodong Zhou, Taolin Zhang, Yuqi Hu, Lizhong Yang

– The purpose of this paper is to study the behavior of smoke flow in a typical high-rise residential building fire in six common smoke control systems.

Analysis of natural convection in tall vertical cavities heated by a linear heat flux and cooled isothermally

Lahcen El Moutaouakil, Zaki Zrikem, Abdelhalim Abdelbaki

This work is devoted to the numerical analysis of laminar natural convection in two-dimensional vertical cavities, filled with air and of high aspect ratios. One of the sidewalls…

Numerical simulation of a phase transition problem with natural convection using hybrid FEM/EFGM technique

Sonam Singh, Rama Bhargava

The purpose of this paper is to study the flow and heat transfer characteristics of a phase transition, melting problem. In this problem, phase transition between solid and liquid…

Three-dimensional flow of Eyring Powell nanofluid over an exponentially stretching sheet

Tasawar Hayat, Bilal Ashraf, Sabir Ali Shehzad, Elbaz Abouelmagd

The purpose of this paper is to analyze the Eyring Powell fluid over an exponentially stretching surface. Heat and mass transfer effects are taken into account with nanoparticles…

Non-traveling wave solutions for the (2+1)-D Caudrey-Dodd-Gibbon-Kotera-Sawada equation

Xiao-rong Kang, Xian Daquan, Zhengde Dai

– The purpose of this paper is to find new non-traveling wave solutions and study its localized structure of Caudrey-Dodd-Gibbon-Kotera-Sawada (CDGKS) equation.

Transient free convection within air-filled hemispherical enclosures. Nu-Ra-Fo relationships for isothermal and inclined disk with dome oriented upwards

Abderrahmane Baïri

Nusselt-Rayleigh-Fourier type correlations are proposed to quantify the temporal evolution of convective heat transfer occurring within air-filled hemispherical enclosures whose…

Numerical simulation of the rheological properties of fiber suspensions in turbulent pipe flows

Xiaoyu Liang, Wei Yang, Lingxin Zhang

– The purpose of this paper is to study numerically the rheological properties of fiber suspensions flowing through turbulent pipe flows.

Breather soliton and cross two-soliton solutions for the fifth order Caudrey-Dodd-Gibbon (CDG) equation

Hanlin Chen, Zhenhui Xu, Zhengde Dai

The purpose of this paper is to reveal dynamical behavior of nonlinear wave by searching for the new breather soliton and cross two-soliton solutions of the fifth-order…

Rogue waves in the (2+1)-dimensional nonlinear Schrodinger equations

Changfu Liu, Zeping Wang, Zhengde Dai, Longwei Chen

The purpose of this paper is to construct analytical solutions of the (2+1)-dimensional nonlinear Schrodinger equations, and the existence of rogue waves and their localized…

Joules and Newtonian heating effects on stagnation point flow over a stretching surface by means of genetic algorithm and Nelder-Mead method

M. Nawaz, A Zeeshan, R Ellahi, S Abbasbandy, Saman Rashidi

The purpose of this paper is to study the Joules heating effects on stagnation point flow of Newtonian and non-Newtonian fluids over a stretching cylinder by means of genetic…