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Geometric Multigrid Solver and Experimental Validation in Laser Surface Remelting

M. M. Pariona [1], F. de Oliveira [1],
[1] State University of Ponta Grossa, PR, Brazil

INTRODUCTION The purpose of this work is to verify the effect of Multigrid method on the CPU time for the resolution of the heat transfer model, based ...

Temperature Propagation during Cell Stacking Processes for Lithium-Ion Cells

G. Liebig [1], P. Bohn [2], L. Komsiyska [1], S. Vasić [1]
[1] NEXT ENERGY EWE-Forschungszentrum, Oldenburg, Germany
[2] AUDI AG, Ingolstadt, Germany

A thermo-physical 3D model of a commercial Li-ion battery was developed and validated. Visualization of the temperature distributions inside a Li-ion ...

Simulation of Beverage Refrigeration with Dependence on Container Shape, Material and Orientation

S. Bekemeier[1], L. Fromme[1], A. Genschel[1], K. Kröger[1]
[1]University of Applied Sciences Bielefeld, Department of Engineering Sciences and Mathematics, Bielefeld, Germany

Adequate cooling of beverages is a major issue in planning of several types of events, e.g. poster sessions at conferences. One crucial factor is the ...

Transport of Cadmium through Molten Salt to Argon Cover Gas in Electrorefiner

K.Revathy[1], S. Agarwal[1], B. Muralidharan[1], G. Padmakumar[1], K. K. Rajan[1]
[1]Fast Reactor Technology Group, Indira Gandhi Centre for Atomic Research, Kalpakkam, India

Electro refining is one of the important step in the Pyro processing nuclear spent fuel with molten salt. The electro refiner is a process vessel ...

Modeling Self-Potential Effects during Reservoir Stimulation in Enhanced Geothermal System - new

G. Perillo[1], A. Monetti[2], A. Troiano[2], M. G. Di Giuseppe[2], C. Troise[2], G. De Natale[2]
[1]University of Naples Parthenope, Naples, Italy
[2]INGV-Osservatorio Vesuviano, Naples, Italy

Geothermal systems represent a large resource that can provide, with a reasonable investment, a very high and cost-effective power generating capacity. ...

Thermal Design of Power Electronic Devices and Modules

N. Delmonte[1], M. Bernardoni[1], P. Cova[1], and R. Menozzi[1]
[1]Dipartimento di Ingegneria dell’Informazione, University of Parma, Parma, Italy

This work describes a way to apply 3D Finite Element Analysis (FEA) to the thermal design of power electronic modules using simplified geometry models of the system components. The method here presented can overcome the problem of solving equation systems with a very high number of Degrees Of Freedom (DOF) due to complex geometry of a power module.

Seasonal Thermal Performance of Geothermal Piles

D. Testi[1], P. Conti[1]
[1]University of Pisa, Department of Energy and Systems Engineering, Pisa, Italy

The use of foundation piles as ground heat exchangers coupled to a geothermal heat pump is considered of interest for possible savings in installation ...

Cryogenic Heat Sink for Helium Gas Cooled Superconducting Power Devices

L. Graber[1], N.G. Suttell[1], D. Shah[1], D.G. Crook[1], C.H. Kim[1], J. Ordonez[1], S. Pamidi[1]
[1]Center for Advanced Power Systems, Florida State University, Tallahassee, FL, USA

Heat sinks for cryogenic applications using helium gas as the coolant are not readily available. They require to be designed specifically for the ...

Comparing Different Approaches for Moisture Transfer Inside Constructions with Air Gaps

L. Nespoli[1], M. Bianchi Janetti[2], F. Ochs[2]
[1]Politecnico di Milano, Milan, Italy
[2]University of Innsbruck, Innsbruck, Austria

A model for the conjugate simulation of heat and moisture transfer inside porous materials and fluid domains is implemented in COMSOL Multiphysics®. ...

Modeling an Adsorption Process in a Shell-and-Tube-Heat-Exchanger-Type Adsorber - new

G. Salazar Duarte[1], B. Schürer[1], C. Voss[1], D. Bathen[2]
[1]Linde AG, Munich, Germany
[2]Universität Duisburg-Essen, Duisburg, Germany

Pressure Swing Adsorption (PSA) and Temperature Swing Adsorption (TSA) are commonly used for separation/purification of gas mixtures in industrial ...