COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 36 Issue 2

Design concepts of induction mass heating technology based on multiple-criteria optimization

Yuliya Pleshivtseva, Edgar Rapoport, Bernard Nacke, Alexander Nikanorov, Paolo Di Barba, Michele Forzan, Sergio Lupi, Elisabetta Sieni

The purpose of this paper is to describe main ideas and demonstrate results of the research activities carried out by the authors in the field of design concepts of induction mass…

Lattice Boltzmann modelling for multiphase bubble flow in electroconducting liquids

Andrejs Tatulcenkovs, Andris Jakovics, Egbert Baake, Bernard Nacke

The purpose of this paper is to the study the multiphase bubbles flow motion in a vertical channel with an electroconducting liquid without and under the influence of a magnetic…

Design and simulation of the electromagnetic heating of a biological tissue

Mykola Ostroushko, André Buchau, Wolfgang Rucker

The purpose of this paper is to present the design and the numerical calculation of the electromagnetic heating system for the ablation therapy. Hence, the heating of the tumor…

Numerical modeling of hybrid laser welding taking into account phase change of material

Ivo Doležel, Václav Kotlan, Roman Hamar, David Pánek

This paper aims to present a three-dimensional (3D) model of hybrid laser welding of a steel plate. Before welding, the plate is pre- and/or post-heated by induction to avoid…

Inverse technique for determining temperature dependence of material properties

David Pánek, Václav Kotlan, Roman Hamar, Ivo Doležel

This paper aims to present a methodology of finding temperature dependencies of selected physical parameters of metals. The method is based on the combination of measurement of…

AC induction heating of ferromagnetic slabs saturated with a DC field

Massimo Fabbri, Antonio Morandi

This study aims to investigate the feasibility of saturated AC heating of magnetic metals. In AC heating of magnetic steel below the Curie temperature, because of the high…

Influence of SEN depth and port angle on vertical electromagnetic brake effects in continuous casting mould

Zhuang Li, Engang Wang, Yu Xu, Lin Xu

To effectively control the molten steel flow and the stability of free surface in continuous casting mould, this paper aims to propose a new type electromagnetic brake technique…

Induction heating in estimation of thermal properties of conductive materials

Jerzy Zgraja, Adam Cieslak

The purpose of the research was to develop a method for the determination of temperature characteristics of thermal diffusivity and specific heat on a single and the same stand…

Nonlinear model order reduction for the fast solution of induction heating problems in time-domain

Lorenzo Codecasa, Federico Moro, Piergiorgio Alotto

This paper aims to propose a fast and accurate simulation of large-scale induction heating problems by using nonlinear reduced-order models.

Improved Litz wire manufacture process using resonant power converter-based induction heating

Alejandro Naval, Hector Sarnago, Ignacio Lope, Oscar Lucia, José M. Burdio

Litz wire manufacturing using mechanical procedures presents several limitations regarding reliability and repeatability, especially when a small strand diameter is used. This…

Design of power converters for induction heating applications taking advantage of wide-bandgap semiconductors

Oscar Lucia, Hector Sarnago, José M. Burdio

Wide-bandgap (WBG) semiconductors have emerged as a disruptive technology in the power electronics sphere. This paper aims to analyse and discuss the importance for induction…

Construction improvement of the thermoelastic clutch based on shape optimization

Lukáš Koudela, Václav Kotlan, Ivo Doležel

The paper aims to deal with shape optimization of a novel thermoelastic clutch working on the principle of induction heating. The clutch consists of a driving part, with a…

Numerical modelling of induction heated multi-zones rubber vulcanization process

Wladimir Ebel, Alexander Nikanorov, Egbert Baake

The purpose of this paper is to research a multi-zone rubber vulcanization process heated by induction.

Striation effect in induction heating: myths and reality

Valentin Nemkov, Robert Goldstein

Effect of unstable “wavy” temperature distribution on the part surface during the process of induction heating of ferromagnetic materials was observed and reported by two Russian…

Emissivity compensated infrared thermometry for planar materials

Marta Osta, Claudio Carretero, Pilar Blasco, Enrique Carretero, Rafael Alonso

This paper aims to analyze the conical-shaped compensator applied to infrared (IR) thermometry for planar materials.

Improving the accuracy of time-harmonic FE simulations in induction heating applications: Towards better ferromagnetic material models

Kevin McMeekin, Frédéric Sirois, Maxime Tousignant, Philippe Bocher

Surface heat treatment by induction heating (10-100 kHz) requires precise prediction and control of the depth of the induced phase transformation. This paper aims at identifying…

Self-adaptive NGSA algorithm and optimal design of inductors for magneto-fluid hyperthermia

Paolo Di Barba, Fabrizio Dughiero, Michele Forzan, Elisabetta Sieni

This paper aims to present the optimal design of an inductor used to heat a magnetic nanoparticle fluid injected in a cell culture inside a Petri dish.

Mapping of magnetic properties for simulations of high-temperature electromagnetic applications

Ville Akujärvi, Tord Cedell, Kenneth Frogner, Mats Andersson

The purpose of this paper is to investigate the added value of using temperature-dependent electric and magnetic properties in high-temperature electromagnetic simulations.

Influence of the magnetic permeability on modeling of induction surface hardening

Jerzy Barglik, Albert Smalcerz

Modeling of induction surface hardening strongly depends on accuracy of material properties data and their temperature characteristics. However, it is especially complicated in…

A neural network identifier for electromagnetic thermotherapy systems

Cheng-Chi Tai, Wei-Cheng Wang, Yuan-Jui Hsu

This study aims to establish a dynamic process model of an electromagnetic thermotherapy system (ETS) to predict the temperature of a thermotherapy needle.