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AC/DC Electromagnetics

Static and Dynamic Simulation of an Electromagnetic Valve Actuator Using COMSOL Multiphysics^®

R. Wislati[1] and H. Haase[1]
[1]Institut für Grundlagen der Elektrotechnik und Messtechnik, Leibniz Universität Hannover, Hannover, Germany

In this paper an Electromagnetic Solenoid Actuator (EMVA) consisting of an upper and lower electromagnet, a ... 扩展阅读

Modeling of Complex Structures in Electrotechnology

Göran Eriksson
Dr., ABB Corporate Research, Sweden

Outline of presentation: In electromagnetic technology applications the finite element method is very well ... 扩展阅读

Accuracy Assessment of The Linear Induction Motor Performance using Adaptive FEM

M. Manna[1], S. Marwaha[1], and C. Vasudeva[1]
[1] Department of Electrical & Instrumentation Engineering, Sant Longowal Institute of Engineering and Technology , Longowal (Deemed University), Punjab, India

The majority of electrical machines are designed to produce the rotary motion, there by exploiting the ... 扩展阅读

Analysis of an Electromagnet for Diverse Safety Rod Drive Mechanism

N. Subbulu[1], P. Sharma[1], V. Sharma[1], S.K. Das[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, India

Prototype Fast Breeder Reactor (PFBR) has two independent, diverse, fast acting & fail safe shut down ... 扩展阅读

Modeling and Analysis of a Feedback-Controlled Active Magnetic Levitation System using COMSOL Multyphysics Finite Element Software

M. Nabi[1], and K. V. Ajeeth[1]
Department of Electrical Engineering, Indian Institute of Technology Delhi, India

Magnetic levitation systems have been studied in the context of high-speed transportation as maglev trains, ... 扩展阅读

Simulation of AC Loss in High Temperature Superconducting Cable using COMSOL Multiphysics

G. Konar[1], R. K. Mandal[1], A. Chakrabarty[1], J. Das[1], and N. Chakraborty[1]
[1]Power Engineering Department, Jadavpur University, Kolkata, West Bengal, India

In this paper simulation of the alternating current loss (AC loss) in a high temperature superconducting tape ... 扩展阅读

Interactions of Magnetic Particles in a Rotational Magnetic Field

A. Weddemann, A. Auge, F. Wittbracht, S. Herth, A. Hütten
Bielefeld University, Germany

Particle-particle interactions are usually neglected when considering the behaviour of magnetic particle's so ... 扩展阅读

Identification and Analysis of Low-Frequency Cogging Torque Component in Permanent Magnet Machines

D. McIntosh
Sonsight Inc. / NSWC, Accokeek, MD, USA

Cogging torque in permanent magnet motors and generators is characterized by a torque ripple. These torque ... 扩展阅读

Time-Harmonic Modeling of Squirrel-Cage Induction Motors: A Circuit-Field Coupled Approach

R. Escarela-Perez[1], E. Melgoza[2], and E. Campero-Littlewood[1]

[1]Universidad Autonoma Metropolitana - Azcapotzalco, Departamento de Energia, México, D.F., Mexico
[2]Instituto Tecnologico de Morelia, Morelia, Mich., C.P., Mexico

Finite element modeling of three-phase induction machines requires the solution of coupled circuit and field ... 扩展阅读

Finite Element Model of a Magnet Driven Reed Switch

B. LaBarge[1], and E. Gutierrez-Miravete[2]

[1]Gems Sensors and Controls, Plainville, CT, USA
[2]Rensselaer at Hartford, Hartford, CT, USA

A simple proximity sensing circuit is made using magnets actuating reed switches; these switches are wired ... 扩展阅读

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