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Modeling of Arc Welding Power Source

E. S. Tschoepke[1], J. A. E. Mazzaferro[1], G. Paz[1]
[1]Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil

Introduction: The main objective of the present work consists in modeling an arc welding heat source to allow ... 扩展阅读

Numerical subduction modeling with back-arc temperature heterogeneity using CFD Module

Changyeol Lee [1],
[1] Chonnam National University, Gwangju, Republic of Korea

Numerical modeling study using the COMSOL Multiphysics has contributed to the evaluations of the thermal and ... 扩展阅读

Simulation and Visualisation of Shielding Gas Flows During Wire-Arc Additive Manufacture

I. Bitharas [1], A. Moore [1],
[1] Heriot-Watt Univerisity, Edinburgh, UK

One of the challenges associated with the wire-arc additive manufacture (WAAM) of metals is to provide ... 扩展阅读

Three-Dimensional Numerical Simulation of Arc Motion Between Bus-Bar Electrodes

M. Lisnyak [1] , M. Chnani [2], A. Gautier [2] , J.-M. Bauchire [1]
[1] Université d’Orléans, Orléans, France
[2] Zodiac Aero Electric, Zodiac Aerospace, Montreuil, France

The knowledge of the behavior of electric arcs between plane electrodes is in high interest due to their ... 扩展阅读

Multiphysics Modeling of the Graphite Electrode Joint in Electric Arc Furnaces for Steel Recycling

N. May [1], M. Waldner [2],
[1] GrafTech International Holdings, Inc., Independence, OH, USA
[2] Case Western Reserve University, Cleveland, OH, USA

Electric Arc Furnaces (EAF) use graphite electrodes to strike an arc to melt scrap steel, recycling it for ... 扩展阅读

Studies of Arc Volcanism and Mantle Behavior in Subduction Zones

C. Lee [1]
[1] Department of Earth and Environmental Sciences, Chonnam National University, South Korea

Injection of 3-D hot plume blob develops localized and short-term increases in slab surface temperatures, ... 扩展阅读

Two-Scale Modeling Of The WAAM Process: Link Between Thermo-Hydrodynamics And Mechanics

S. Cadiou¹, C. Le Falher², S. Morville², M. Courtois¹, P. Paillard³, P. Le Masson¹
¹Univ. Bretagne Sud, UMR CNRS 6027, IRDL, F-56100 Lorient, France
²Nantes Université, IRT Jules Verne, F 44000 Nantes, France
³Nantes Université, CNRS, Institut des Matériaux de Nantes Jean Rouxel, IMN, F-44000 Nantes, France

Simulation of arc-wire additive manufacturing is under development in many academic and industrial sectors ... 扩展阅读

Explosive Boiling of Thin Cu Wires: Experiments and Simulations

P. Corfdir¹, P. Sütterlin¹
¹ABB Switzerland Ltd, Segelhofstrasse 1K, 5405 Baden-Dättwil, Switzerland

The simplicity, reliability and low costs of electro-mechanical breakers have made them the workhorse for the ... 扩展阅读

Modeling Residual Stresses in Arc Welding

F. Roger[1], and A. Traidia[2]
[1]ENSTA Paristech, Paris, France
[2]AREVA NP, Saint Marcel, France

The prediction of mechanical response of assemblies during arc welding necessitates the knowledge of thermal ... 扩展阅读

A Transient Unified Model of Arc-Weld Pool Couplings During Pulsed Spot Gas Tungsten Arc Welding

A. Traidia[1], and F. Roger[2]
[1]AREVA NP, Technical Center, Saint Marcel, France
[2]ENSTA Paristech, Paris, France

Using COMSOL Multiphysics, a finite element model is introduced in this paper to describe the couplings ... 扩展阅读

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