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Keywords: porous media
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Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T11A004, June 16–18, 2021
Paper No: HT2021-63572
... PEMFC porous media lattice Boltzmann method (LBM) Proceedings of the ASME 2021 Heat Transfer Summer Conference HT2021 June 16-18, 2021, Virtual, Online HT2021-63572 The simulation of water transports in proton exchange membrane fuel cell based on Lattice Boltzmann method Shikun Zhou...
Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T05A004, June 16–18, 2021
Paper No: HT2021-63408
... Proceedings of the ASME 2021 Heat Transfer Summer Conference HT2021 June 16-18, 2021, Virtual, Online HT2021-63408 SLIP GAS FLOW AND HEAT TRANSFER IN CONFINED POROUS MEDIA WITH DIFFERENT SHAPE CYLINDERS Ammar Tariq Zhenyu Liu* Shanghai Jiao Tong University Shanghai Jiao Tong University Shanghai...
Proceedings Papers

Proc. ASME. HT2021, ASME 2021 Heat Transfer Summer Conference, V001T11A003, June 16–18, 2021
Paper No: HT2021-63390
... degli Studi della Campania Luigi Vanvitelli Aversa, Italy ABSTRACT K porous permeability (m2) In this paper a numerical study on mixed convection in p pressure (Pa) confined impinging round jets in a porous media is carried out. Pe Peclet number Pure water and Al2O3/water based nanofluids are employed...
Proceedings Papers

Proc. ASME. HT2020, ASME 2020 Heat Transfer Summer Conference, V001T04A007, July 13–15, 2020
Paper No: HT2020-9121
...NUMERICAL SIMULATION OF HEAT, AIR, AND MOISTURE TRANSFER THROUGH A WALL OF POROUS MEDIA KIFLOM B TESFAMARIAM DEPARTMENT OF MECHANICAL AND MATERIALS ENGINEERING FLORIDA INTERNATIONAL UNIVERSITY MIAMI, FLORIDA, U.S.A CHENG-XIAN (CHARLIE) LIN DEPARTMENT OF MECHANICAL AND MATERIALS ENGINEERING FLORIDA...
Proceedings Papers

Proc. ASME. HT2019, ASME 2019 Heat Transfer Summer Conference, V001T10A015, July 14–17, 2019
Paper No: HT2019-3734
... is an approach to conserve water resources globally. This work studies evaporation of water from a simulated soil column and employs x-ray imaging to determine the location of water in the porous media. A 30-mL beaker was filled with approximately 1700 2-mm hydrophilic glass beads. Water (i.e., 5.5 mL) was added...
Proceedings Papers

Proc. ASME. HT2013, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Theory and Fundamental Research in Heat Transfer, V001T03A037, July 14–19, 2013
Paper No: HT2013-17032
... burner from a numerical analysis using a zero-order combustion reaction model for methane/air mixture and non-thermal equilibrium formulation. The thermal efficiency over 40% is predicted. superadiabatic combustion radiant burner porous media heat recirculation preheating Superadiabatic...
Proceedings Papers

Proc. ASME. HT2009, Volume 2: Theory and Fundamental Research; Aerospace Heat Transfer; Gas Turbine Heat Transfer; Computational Heat Transfer, 833-842, July 19–23, 2009
Paper No: HT2009-88355
... 14 06 2010 Trickle bed chemical reactors and equipment used to cool horticultural produce usually involve three phase porous media. The fluid dynamics and heat transfer processes that occur in such equipment are generally quantified by means of empirical relationships between...
Proceedings Papers

Proc. ASME. HT2009, Volume 1: Heat Transfer in Energy Systems; Thermophysical Properties; Heat Transfer Equipment; Heat Transfer in Electronic Equipment, 565-573, July 19–23, 2009
Paper No: HT2009-88086
... the variations in both parameters. Finally an efficient scheme for mounting the air circulation devices, inlet air temperature and humidity, burner characteristics, flow rates and drying process control have been proposed for a sample dryer with a specific dimensions. Chamber Dryer Porous Media Humidity...
Proceedings Papers

Proc. ASME. HT2009, Volume 3: Combustion, Fire and Reacting Flow; Heat Transfer in Multiphase Systems; Heat Transfer in Transport Phenomena in Manufacturing and Materials Processing; Heat and Mass Transfer in Biotechnology; Low Temperature Heat Transfer; Environmental Heat Transfer; Heat Transfer Education; Visualization of Heat Transfer, 661-666, July 19–23, 2009
Paper No: HT2009-88388
... mechanism, short extraction time and high yield of extract. Astragalus slice is a special and typical plant porous media. We describe an approach by scanning electronic microscope (SEM) to characterize the trachea and aperture of Astragalus slices irradiated 20 min by microwave at 600 W and 900 W...
Proceedings Papers

Proc. ASME. HT2008, Heat Transfer: Volume 3, 747-754, August 10–14, 2008
Paper No: HT2008-56316
... transport particles trajectory porous media nanoparticle deposition IO o h B lti is examined via digital images of the nanofluid spreading in the gel. By a the result leads to a which is parallel to developed nanoparti including electrosta inertial fo rate of n various p velocity. can be us the evolu...
Proceedings Papers

Proc. ASME. HT2005, Heat Transfer: Volume 3, 711-720, July 17–22, 2005
Paper No: HT2005-72739
... with available numerical and experimental data. Pin fins array Porous media Convective heat transfer Finite volume method Proceedings of HT2005 ASME Summer Heat Transfer Conference July 17-22, 2005, San Francisco, CA, USA temperature of electronic components. One of the important argument Using pi...
Proceedings Papers

Proc. ASME. HT2005, Heat Transfer: Volume 3, 703-709, July 17–22, 2005
Paper No: HT2005-72367
... in a single cell was also considered under the condition of no heat conduction along the flow direction and the results showed that the effective thermal conductivity was significantly influenced by Reynolds number. Electroosmotic flow Porous media Electric double layer (EDL) Effective thermal...
Proceedings Papers

Proc. ASME. HT2005, Heat Transfer: Volume 1, 181-185, July 17–22, 2005
Paper No: HT2005-72613
... 03 04 2009 Heat and mass transfer, particularly water transport was investigated at pore scale in unconsolidated porous media with a thermal probe as a heater. A CCD camera combined with a microscope was employed to observe and record water morphology variation during heating...
Proceedings Papers

Proc. ASME. HT-FED2004, Volume 2, Parts A and B, 927-932, July 11–15, 2004
Paper No: HT-FED2004-56462
... 03 03 2009 The present paper deals with impact of heat and mass transfer on pyrolysis mechanisms in a porous media. Importance of porous medium anisotropy is addressed by using a two-dimensional simulation of the problem. To do so, the energy equation is discretized in space...
Proceedings Papers

Proc. ASME. HT-FED2004, Volume 1, 421-427, July 11–15, 2004
Paper No: HT-FED2004-56619
... and can be classified into four rcy-flow, inertial-flow, unsteady laminar-flow, and nd chaotic-flow regimes. TION o their augmented heat- and mass-transfer cs, the transport phenomena in porous media have tinuing interest for the past two centuries. The heat- and mass-transfer characteristics of porous...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 1, 487-494, July 21–23, 2003
Paper No: HT2003-47379
... 18 12 2008 The fundamental understanding of the transition from laminar to turbulent convection in porous media is far from being conclusive. In isothermal flow in porous media no experiments identifying the three dimensional nature of a transition from the Darcy regime, via an inertia...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 1, 495-500, July 21–23, 2003
Paper No: HT2003-47380
... detail on the nature of convection. Finite Amplitude Convection Porous Media Rotation Centrifugal Buoyancy Proceedings of: 2003 ASME Summer Heat Transfer Conference July 21-23, 2003, Las Vegas, Nevada, USA The study of transpor motivated by its pra geophysics (Vadasz [1 convection...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 1, 339-346, July 21–23, 2003
Paper No: HT2003-47233
... localization porous media Proceedings of 2003 ASME Summer Heat Transfer Conference July 21 23, 2003, Las Vegas, Nevada, USA -1 irradiation of compacts of dielectric, random poly-sized nano- Proceedings of HT2003 ASME Summer Heat Transfer Conference July 21-23, 2003, Las Vegas, Nevada, USA * Corresponding...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 1, 479-485, July 21–23, 2003
Paper No: HT2003-47378
... conditions, governing the heat transfer process, into an initial value (or boundary value) problem. While the applicability of the method to the problem of heat convection in a fluid layer heated from below was demonstrated by Vadasz [3,4], its application to the corresponding problem in porous media...
Proceedings Papers

Proc. ASME. HT2003, Heat Transfer: Volume 2, 467-475, July 21–23, 2003
Paper No: HT2003-47342
.... The validation of the method was performed on sphere packings with well-documented properties. Several practically relevant highly porous media like foams and fabric lamellae structures were characterized and the results are discussed. Based on the effective heat conductivity (EHC) models of Zehner, Bauer...