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Boundary conditions in multiphase, porous media, transport models of thermal processes with rapid evaporation

A. Datta[1], and A. Halder[1]
[1]Biological and Environmental Engineering, Cornell University, Ithaca, New York, USA

In modeling of thermal processing of biological materials with rapid evaporation, it is critical to provide boundary conditions consistent with the ...

Modeling of HTPEM Fuel Cell Start-Up Process by Using COMSOL Multiphysics

Y. Wang[1], D. Uwe Sauer[1]
[1]Electrochemical Energy Conversion and Storage Systems, Institute for Power Electronics and Electrical Drives (ISEA), RWTH Aachen University, Aachen, Germany

HTPEM fuel cells are considered to be the next generation fuel cells. The electrochemical kinetics for electrode reactions are enhanced by using PBI ...

Modeling Magnetic Configurations for Improved Separations of Magnetic and Non-Magnetic Materials

S. Khushrushahi[1], T.A. Hatton[1], M. Zahn[1]
[1]Massachusetts Institute of Technology, Cambridge, MA, USA

Magnetic separation of magnetic liquid phases/particles from non-magnetic liquid phases/particles are needed for applications such as cleaning up oil ...

Modeling of the Reduction Stage during the Continuous Refining of Copper in a Packed Bed Reactor

F. Mansilla[1], L. Voisin [2]
[1]Advanced Mining Technology Center, Chile University, Santiago, Chile
[2]Department of Mining Engineering, Advanced Mining Technology Center, Chile University, Santiago, Chile

Throughout history, the copper pyrometallurgical processes have been carried out mostly in discontinuous or batch systems. In recent decades new ...

Geometric Optimization of Micromixers

M. Jain[1], A. Rao[1], K. Nandakumar[1]
[1]Cain Department of Chemical Engineering, Louisiana State University, Baton Rouge, LA, USA

The performance of a homogeneous T-mixer can be enhanced significantly by the stimulation of secondary/ transverse flows in the microchannel. Various ...

Enhanced Transient Modeling of Hybrid Photovoltaic Air (PVT) Module - new

R. Kiflemariam[1], M. Almaz[1], F. Zevallos[1], C. Lin[1]
[1]Department of Mechanical & Materials Engineering, Florida International University, Miami, FL, USA

A 2D transient heat conduction model was created in COMSOL Multiphysics® software to study the performance of photovoltaic-thermal (PVT) water system. ...

Modeling of Expanding Metal Foams - new

B. Chinè[1,2], M. Monno[3]
[1]Laboratorio MUSP, Macchine Utensili e Sistemi di Produzione, Piacenza, Italy
[2]School of Materials Science and Engineering, Costa Rica Institute of Technology, Cartago, Costa Rica
[3]Politecnico di Milano, Dipartimento di Meccanica, Milano, Italy

Metal foams are interesting materials with many potential applications. They are characterized by a cellular structure represented by a metal or metal ...

High-Resolution FSI Modeling of a High-Aspect Ratio Involute Flow Channel in the HFIR at ORNL

A. I. Elzawawy [1], J. D. Freels [2], F. G. Curtis [2, 3],
[1] Vaughn College of Aeronautics and Technology, East Elmhurst, NY, USA
[2] Oak Ridge National Laboratory, Oak Ridge, TN, USA
[3] University of Tennessee, Knoxville, TN, USA

The high flow rate within the HFIR cooling water flow channel causes the fuel plates to deflect which in turn, changes the coolant flow ...

Virtual Modeling of Thermo-Physiological Comfort in Clothing

P. Van Ransbeeck [1], R. Benoot [1], B. Van Der Smissen [1]
[1] University College Ghent, Faculty of Science and Nature, Department of Mechatronics, Belgium

This publication aims to investigate conjugate heat and mass transfer around a clothed virtual manikin. This research can be performed at different ...

Aerothermal Simulation of a Refrigerated Truck Under Open/Closed-Door Cycles

P. Namy [1], A. Oury [1], M. Youbi-Idrissi [2],
[1] SIMTEC, Grenoble, France
[2] AIR LIQUIDE, Jouy en Josas, France

Heat transfer inside a refrigerated truck is a key phenomenon that governs the temperature inside the truck and the regulation of the cooling system. ...