Free convection in a vertical square cavity filled with a fluid saturated porous medium is investigated numerically by means of the software package FEMLAB 3.1i. The cavity has isothermal walls and is heated by an internal concentric... COMSOL Conference 2005, Boston Barletta, A., Lazzari, S. University of Bologna – D.I.E.N.C.A. – Lab. of Montecuccolino, Bologna, Italy
Carbothermic reduction is an alternative to the conventional Hall-Héroult electrolysis process, characterized by cost and environmental advantages, and challenging complexity. Process technology encompasses a wide spectrum of phenomena... COMSOL Conference 2005, Boston Gerogiorgis, D.I. Centre for Process Systems Engineering, Imperial College, South Kensington, London, U.K.
Thermal anomalies indicating elevated temperatures often are present in producing hydrocarbon fields. This paper discusses precision temperature logs obtained over a salt dome in the Bayou Bleu hydrocarbon field in southwest Lousiana,... COMSOL Conference 2005, Boston McKenna, J.R.1, Blackwell, D.D.2 1 U.S. Army Engineer Research & Development Center, Geotechnical & Structures Laboratory, Vicksburg, Mississippi 2 Department of Geological Sciences, Southern Methodist University, Dallas, Texas
The cold crucible is a tool which is frequently used for induction heating applications for the elaboration of materials by middle or high frequency magnetic field. This crucible is made of copper sectors assembled together to form the... COMSOL Conference 2005, Boston Ernst, R. EPM-MADYLAM laboratory, CNRS, Saint Martin d’Hères, France
In this paper a computational fluid dynamics model of a 20 Kg laboratory scaled induction ladle is presented. This particular laboratory furnace can be equipped with an electromagnetic stirrer, which can be used to agitate the steel... COMSOL Conference 2005, Boston Pal, M., Eriksson, R., Jönsson, P. MSE, KTH-Stockholm
The “Total Cavopulmonary Connection (TCPC)”, or Fontan operation, has become the surgical treatment of choice for children with functional single-ventricle heart disease. We assessed fluid energetics relevant to TCPCs using the... COMSOL Conference 2005, Boston Wiesman, J.P.1, Hamlington, K.L.1, Gaver, D.P.1, Ross-Ascuitto, N.T.2, Ascuitto, R.J.2 1 Tulane University, Department of Biomedical Engineering 2 Tulane University, Department of Pediatrics and Physics
This note is devoted to a domain decomposition method solving the Helmholtz equation in the frequency domain. We need to perform this global computation as a sequence of local computations, each computation being performed on a single... COMSOL Conference 2005, Boston Balabane M. University Paris 13 - Math. dpt.
In the current work we introduce a finite-element method (FEM) for calculating the effective permittivity of macroscopically inhomogeneous media. Specifically, we consider two-dimensional (2d) two-phase heterostructures consisting of hard... COMSOL Conference 2005, Boston Brosseau, C. Laboratoire d'Electronique et Systèmes de Télécommunications, Université de Bretagne Occidentale, Brest, France
The assurance of mass consistency in constructing 3-D atmospheric velocity fields is important when developing accurate numerical simulations. The implementation of a mass consistent wind field is typically undertaken using available... COMSOL Conference 2005, Boston Wang, X., Pepper, D.W. University of Nevada, Las Vegas, Department of Mechanical Engineering, Las Vegas, NV
We have developed a novel, multilayered microfluidic chamber that enables the realtime quantitative study of chemotaxis on virtually all types of motile cells. In this paper, we present a FEMLAB modeling study of the 3D chamber... COMSOL Conference 2005, Boston Koser, H., Kaya, T., Mao, L. Department of Electrical Engineering, Yale University, New Haven, CT
A mathematical model of planar self-breathing fuel cells is developed and validated. The geometry of the model is a two-dimensional symmetric element of a planar self-breathing fuel cell. The multicomponent transport of the species is... COMSOL Conference 2005, Boston Ziegler, C., Tranitz, M., Schumacher, J.O. Fraunhofer Institute for Solar Energy Systems, Freiburg, Germany
In the quest for a higher data storage capacity, different solutions for the future generations of optical discs (after the Blu-ray format, BD) are under investigations. An increase of the NA beyond 0.85 (NA of the BD format) requires... COMSOL Conference 2005, Boston Gidon, S., Hyot, B., Poupinet, L. CEA Grenoble Leti
This paper investigates the modeling of styrene free radical polymerization in two different types of microreactor for which the wall temperature is kept constant. The simulations are performed with the help of FEMLAB 3.1 to solve... COMSOL Conference 2005, Boston Serra, C., Sary, N., Schlatter, G. LIPHT-CNRS UMR 7165, ECPM-ULP Strasbourg
A state of permanent, isothermal nonwetting of a solid surface by a normally wetting liquid may be achieved by having the surface move tangentially to a liquid drop that is pressed against it. Surrounding gas is swept into the space... COMSOL Conference 2005, Boston Smith, M.K., Neitzel, G.P. The George W. Woodruff School of Mechanical Engineering, Georgia Institue of Technology, Atlanta, GA
Thermal therapy is a minimally invasive procedure for destroying tumours using heat. The challenge in thermal therapy remains the localization of the thermal dose to the tumour while sparing nearby critical... COMSOL Conference 2005, Boston Kumaradas, J.C.1, Kraus Jr, R.H.2 1 Department of Physics, Ryerson University, Toronto, ON, Canada 2 Quantum and Biological Physics, Los Alamos National Laboratory, Los Alamos, NM, USA
The fatigue is the most important criterion for the securities parts (brake system for example). The increasing use of shaped cast aluminium in the security automotive parts has focused interest on the fatigue of theses alloys. The... COMSOL Conference 2005, Boston Battaglia, J.L., Rozot, J.M. France
In biomedical applications the detection of the magnetic field emitted by the human heart or the detection of the quantity of iron in human blood is fundamental in detecting certain diseases. An easy way to study these kinds of parameters... COMSOL Conference 2005, Boston Barrales Guadarrama, V.R., Rodríguez Rodríguez, E., Vázquez Cerón, E., Barrales Guadarrama, R., Raúl Rodrigo, M. Universidad Autónoma Metropolitana - Azcapotzalco, Grupo de Investigación de Sensores y Señales
Analytical solutions to the problem of wave scattering from three dimensional structures such as spheres have been studied extensively in the past. However, these solutions are not flexible enough to be extended to wave scattering from... COMSOL Conference 2005, Boston Falou, O.1, Kumaradas, J.C.2, Kolios, M.C.3 1 Dept. of Electrical and Computer Engineering, Ryerson University, ON, Canada 2 Dept. of Electrical and Computer Engineering & Dept. of Physics, Ryerson University, ON, Canada 3 Dept. of Physics, Ryerson University, ON, Canada
