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Transport Phenomena and Shrinkage Modeling During Convective Drying of Vegetables

S. Curcio[1] and M. Aversa[1]
[1]Department of Engineering Modeling, University of Calabria, Arcavacata di Rende, CS, Italy

The aim of the present work is the formulation of a theoretical model describing the transport phenomena involved in food drying process. The attention ...

Solving a Two-Scale Model for Vacuum Drying by Using COMSOL Multiphysics

S. Sandoval Torres[1]
[1]Instituto Politécnico Nacional, CIIDIR, Oaxaca, Mexico

Drying of porous materials is characterized by the invasion of a gaseous phase replacing the evaporating liquid phase. Vacuum drying is an advanced ...

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 ...

Steps for the Optimization of Pipe and Tubing Extrusion Dies

J.R. Puentes[1], T.A. Osswald[1], S. Schick[2], J. Berg[2]
[1]Polymer Engineering Center, University of Wisconsin, Madison, WI, USA
[2]TEEL Plastics, Baraboo, WI, USA

The extrusion of polyolefin pipes suffers degradation due to mechanical design problems of the extrusion die that is commonly used. This study uses ...

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®. ...

Time Dependent Simulations of Thermoelectric Thin Films and Nanowires for Direct Determination of their Efficiency with COMSOL Multiphysics®

M. Muñoz Rojo[1], J. Jose Romero[1], D. Ramos[1], D. Borca-Tasciuc[2], T. Borca-Tasciuc[2], M. Martín Gonzalez[1]
[1]Instituto de Microelectrónica de Madrid, Madrid, Spain
[2]Rensselaer Polytechnique Institute, Troy, New York, USA

Thermoelectric materials are one of the most promising materials for future and nowadays energy harvesting devices, as they can convert heat into ...

Natural Refrigeration System Design

A. Prasad [1], O. K. Sacks [1], R. C. Thiagarajan [1],
[1] ATOA Scientific Technologies, Bengaluru, India

This paper deals with the numerical experiments for early prediction of muffler performance at the design stage. In this experiment a Reactive Muffler is developed and validated numerically compared to traditional built and test process.

Full System Modeling and Validation of the Carbon Dioxide Removal Assembly - new

R. F. Coker[1], J. Knox[1]
[1]NASA Marshall Space Flight Center, Huntsville, AL, USA

The Atmosphere Revitalization Recovery and Environmental Monitoring (ARREM) project was initiated in September of 2011 as part of the Advanced ...

Modeling of Straight Jet Dynamics in Electrospinning Process

R. Pandya [1], A. Kumar [2], V. Runkana [1],
[1] Tata Research Development and Design Centre, Tata Consultancy Services, Pune, India
[2] Indian Institute of Technology, Delhi, India

Electrospinning is a process where high voltage is applied to produce polymer fibers of nanoscale diameter. Various polymers have been used for this ...

Development of COMSOL-Based Applications for Heavy Oil Reservoir Modeling

S. Cambon [1], I. Bogdanov [1]
[1]Open & Experimental Center for Heavy Oil (CHLOE), University of Pau, Pau, France

The efficiency and environmental impact of oil production become a principal challenge of energy producing companies. The improvement of existing and ...