...Sumit Kumar Mehta; Sukumar Pati Purpose The purpose of this paper is to investigate computationally the hydrothermal characteristics for forced convective laminar flow of water through a channel with a top wavy wall and a flat bottom wall having metallic porous blocks. Design/methodology...

... + v ∂ v ∂ y ] = − ∂ p ∂ y + μ ( ∂ 2 v ∂ x 2 + ∂ 2 v ∂ y 2 ) Entropy generation Nusselt number Forced convection Performance factor Ribbed-wavy channel A = Amplitude of the wavy channel (m...

... element method Vented cavity MHD Forced convection Figure 1. Schematic sketch of the (a) physical model; and (b) mesh distribution The flow is 2D, laminar and steady. Incompressible and Newtonian fluid assumptions are used. Free convection effects are not considered...

...Maziar Dehghan; Zahra Azari Nesaz; Abolfazl Pourrajabian; Saman Rashidi Purpose 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 forced convective flow inside...

...Oktay Çiçek; A. Cihat Baytaş Purpose The aim of this paper is to investigate the conjugate forced convection in a semi-cylindrical cavity with air flow. Isotherms, streamlines, Bejan number and local entropy generation number are obtained for the semi-cylindrical cavity. Local Nusselt number...

...Ehsan Gholamalizadeh; Farzad Pahlevanzadeh; Kamal Ghani; Arash Karimipour; Truong Khang Nguyen; Mohammad Reza Safaei Purpose This study aims to numerically study the forced convection effects on a two-dimensional microchannel filled with a porous material containing the water/FMWCNT nanofluid...

... research, external forced convection of nanofluid laminar flow over a bundle of cylinders is simulated using a two-phase mixture model. Four cases with different porous blocks around the cylinder are assessed: rectangular porous; wedge shape in trailing edge (TEP); wedge shape in leading and trailing edges...

... arrangements. Yang et al. (2010b) numerically studied forced convection in a parallel channel of horizontal plates with a transversal fin at the lower plate. They used the finite volume control method with a uniform network and investigated the effects of the Reynolds number and fin size...

... CFD Turbulent flow Forced convection Nanofluids Square duct a = one side of the square duct length [m]; A_s = surface area [m²]; C_p = specific heat [J/kgK]; D_h = hydraulic diameter [m]; f = Darcy friction...

...Esmaeil Jalali; Arash Karimipour Purpose In this paper, the forced convection heat transfer of the nanofluid composed of water and AL2O3 nanoparticles is simulated in a two-dimensional horizontal microchannel by injecting the lower wall. The upper wall of the microchannel is 303 K at temperature...

...Tomasz Janusz Teleszewski; Slawomir Adam Sorko Purpose The purpose of this paper is to investigate the effect of the viscous dissipation of laminar flow through a straight regular polygonal duct on forced convection with constant axial wall heat flux with constant peripheral wall temperature using...

... in the tube: © Emerald Publishing Limited 2018 Emerald Publishing Limited Licensed re-use rights only Forced convection Experimental data Heat transfer correlation Liquid metal Turbulent tube flow c_p = specific heat at constant pressure, J/(kg·K...

...Fariborz Karimi Talkhoncheh; Hongtao Xu; Zhiyun Wang; Mo Yang; Yuwen Zhang Purpose – Unsteady simulation of forced convection of two heated horizontal cylinders confined in a 2D squared enclosure. The paper aims to discuss this issue. Design/methodology/approach – The finite-volume method...

...  pressure, Pa Pr  Prandtl number Pr_t  turbulent Prandtl number © Emerald Group Publishing Limited 2015 Turbulence Finite volume Bypass Forced convection Heat sink Shield A  area, m2 b  base thickness of heat sink, m D_h  hydraulic diameter, m...

... as well as of relevant correlations is still observed. For this reason, the authors are currently investigating the fluid dynamics and heat transfer characteristics of forced convection inside wavy channels. Numerical results are here reported for Reynolds number ranging from 500 to 10,000, for Re...

... 2013 Plate baffles Channel Turbulent flow Numerical solution Forced convection Flow Heat transfer a=speed of sound C_f=friction coefficient Cp=specific heat at constant pressure (J/kg K) D=distance between two baffles (m...

...Rhodri L.T. Bevan; Roland W. Lewis; Perumal Nithiarasu Purpose The purpose of this paper is to numerically model forced convection heat transfer within a patient‐specific carotid bifurcation and to examine the relationship between the temperature and wall shear stress. Design/methodology...

...Min‐Hsiung Yang; Rong‐Hua Yeh; Jen‐Jyh Hwang Purpose To make the finned exchanger light and compact, the design of optimized fins has become increasingly important nowadays. The purpose of this paper is to present a numerical investigation on forced convection in a horizontal parallel plate...

...] =Greek © MCB UP Limited 2002 Finite element Heat exchangers Forced convection ν==kinematic viscosity [m²/s] The angle between adjacent plates and between these and the main flow direction (Figure 1(a)) has a decisive influence on the basic flow structure...

... number (Da) decreases and/or the Inertia parameter (Λ) increases. © MCB UP Limited 2002 Numerical simulation Finite differences Forced convection Porous media The problem of flow over parabolic bodies is of importance in properly determining the local solutions near leading...