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CFD Analysis of a Printed Circuit Heat Exchanger

K. Wegman [1], X. Sun [1],
[1] Department of Mechanical and Aerospace Engineering, Ohio State University, Columbus, OH, USA

In this experiment, the performance of a Printed Circuit Heat Exchanger (PCHE) was studied using COMSOL Multiphysics® software. PCHEs are diffusion ...

Natural Convection around Horizontal Cylinders subjected to Non-uniform Heating

I. Khan [1],
[1] University of Central Lancashire, Preston, United Kingdom

A two-dimensional steady model of the natural convection around a cylinder is solved numerically using COMSOL Multiphysics software. The cylinder ...

3D Modeling of Hydrogen Absorption in Metal Hydride Hydrogen Storage Bottles

R. Busqué [1], R. Torres [1], A. Husar [2], J. Grau [1]
[1] Escola Universitària d'Enginyeria Tècnica Industrial de Barcelona, Barcelona, Spain
[2] Institut de Robòtica i Informàtica Industrial CSIC-UPC, Barcelona, Spain

The storage of hydrogen as an absorbed element in metal hydride bottles is a promising technique for energy storage. In this work, a three-dimensional ...

Development of a Laser Cladding Process Model

F. Wirth [1], K. Wegener [1],
[1] IWF, ETH Zürich, Switzerland

Additive manufacturing is attracting more and more interest. Laser Cladding is one of these additive manufacturing processes. For this a quasi ...

CFD Analysis of a Heat Exchanger for an Electric Machine

A. Curci [1], D. Falchi [2], G. Secondo [1],
[1] ABB S.p.A. Italy
[2] Università degli studi di Pavia, Italy

In recent years the thermal behavior of electric machines is an attractive research topic. Due to the complexity of the problem, several approaches ...

Air Bubbles Motion Through Fresh Concrete During Concreting Process

E. Chuta [1], J. Jeong [2],
[1] Université Paris-Est, IRC-ESTP, Cachan, France
[2] IRC-ESTP, Cachan, France

Over the last years, the concrete technology has progressed in order to improve the quality of its use and mechanical performances. Despite the ...

Mathematical Formulation of a PEM Fuel Cell Model

E. Robalinho [1], E. F. Cunha [2], M. Linardi [2], E. I. Santiago [2],
[1] Instituto de Pesquisas Energéticas e Nucleares - IPEN/CNEN, São Paulo, SP, Brazil; and Instituto Federal do Rio Grande do Sul - IFRS, Porto Alegre, RS, Brazil
[2] Instituto de Pesquisas Energéticas e Nucleares - IPEN/CNEN, São Paulo, SP, Brazil

The idea of a friendly implementation of a mathematical formulation using specialist software was performed with the support of COMSOL Multiphysics® ...

Thermo-fluid Dynamics Modelling of Hydrogen Absorption and Desorption in a LaNi4.8Al0.2 Hydride Bed

D. Baldissin[1] and D. Lombardo[1]
[1]Compumat S.r.l., Torino, Italy

A two-dimensional mathematical model for the absorption and desorption of H2 in LaNi4.8Al0.2 was developed and experimentally validated. The model is ...

Performance Prediction of Eddy Current Flowmeter for Sodium

P. Sharma[1], S. K. Dash[1], B. K. Nashine[1], S. S. Kumar[1], R. Veerasamy[1], B. Krishnakumar[1], P. Kalyanasundaram[1], and G. Vaidyanathan[1]
[1] Fast Reactor Technology Group, Indira Gandhi Centre for Atomic Research, Kalpakkam, Tamil Nadu

Sodium is used as a coolant in Fast Breeder Reactors. Eddy Current Flowmeter (ECFM) is used for measurement of sodium flow in the primary pump and at ...

Transient Simulation of a Naturally Ventilated Façade in a Mediterranean Climate

C. Balocco[1]
[1]Dipartimento di Energetica “Sergio Stecco”, Università degli Studi di Firenze, Firenze, Italy

Energy performances and building energy quality can be achieved by high performance envelopes. In this paper the thermal performance of a naturally ...