Heat transfer through a porous medium

DA Nield, A Bejan, DA Nield, A Bejan - Convection in porous media, 2017 - Springer
In this chapter we focus on the equation that expresses the first law of thermodynamics in a
porous medium. We start with a simple situation in which the medium is isotropic and where …

Laminar forced convection in a heat generating bi-disperse porous medium channel

A Narasimhan, BVK Reddy - International Journal of Heat and Mass …, 2011 - Elsevier
Thermal management of heat generating electronics using the Bi-Disperse Porous Medium
(BDPM) approach is investigated. The BDPM channel comprises heat generating micro …

Thermal analysis of a 2-D heat recovery system using porous media including lattice Boltzmann simulation of fluid flow

EJ Javaran, SAG Nassab, S Jafari - International journal of thermal …, 2010 - Elsevier
The present work deals with the fluid flow simulation and thermal analysis of a two-
dimensional heat recovery system using porous media. A basic high-temperature flow …

Numerical simulation of forced convection in a bi-disperse porous medium channel by creating new porous micro-channels inside the porous macro-blocks

B Rajabzadeh, M Hojaji, A Karimipour - … Methods for Heat & Fluid Flow, 2019 - emerald.com
Purpose Porous medium has always been introduced as an environment for increasing heat
transfer in cooling systems. However, increase in heat transfer and resolving pressure drop …

Numerical simulation of a three-layer porous heat exchanger considering lattice Boltzmann method simulation of fluid flow

M Amirshekari, SA Gandjalikhan Nassab… - Journal of Thermal …, 2019 - Springer
The present study investigates the thermal characteristics of a proposed porous heat
exchanger (PHE). This heat exchanger consists of three sections, one high-temperature …

Effects of new methods of porosity arrangement on forced convection in a variable BDPM using numerical simulation

B Rajabzadeh, MH Najafabadi, A Karimipour - International Journal of …, 2019 - Elsevier
In this study, forced convection the heat generation components by cooling porous elements
has been investigated using BDPM method. A developed code under FVM and Simple …

Numerical simulation of a three-layered radiant porous heat exchanger including lattice boltzmann simulation of fluid flow

S Jafari, SA Gandjalikhan Nassab, E Jahanshahi - International Journal of …, 2011 - ije.ir
This paper deals with the hydrodynamic and thermal analysis of a new type of porous heat
exchanger (PHE). This system operates based on energy conversion between gas enthalpy …

Enhanced forced convection heat dissipation in power electronics systems by copper metal foam

K Borakhade, A Mahalle - 2018 IEEE 8th Power India …, 2018 - ieeexplore.ieee.org
Modern power electronics and electrical systems are very compact. Reliability of operation
depends upon effective heat dissipation method. Due to space restriction designing effective …

Flows through reconstructed porous media using immersed boundary methods

K Nagendra, DK Tafti - Journal of Fluids Engineering, 2014 - asmedigitalcollection.asme.org
Understanding flow through real porous media is of considerable importance given their
significance in a wide range of applications. Direct numerical simulations of such flows are …

Etude analytique et numérique des instabilités spatio-temporelles des écoulements de convection mixte en milieu poreux: comparaison avec l'expérience.

A Delache - 2005 - theses.hal.science
Cette étude concerne l'évolution spatio-temporelles des structures thermo-convectives en
milieu poreux chauffé par le bas et soumis à un écoulement horizontal. Des données …