COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 31 Issue 3

Modelling process and optimization of EMC filters for power electronics applications

The frequency simulation and optimisation of electromagnetic compatibility (EMC) filter is often computation time consuming. The purpose of this paper is to propose an approach…

Using constrained optimization algorithm for the modeling of static converter harmonics

An analytical approach is preferred to carry out the harmonic modelling of power electronics converters because it is generally faster than time simulation chained with FFT…

Optimal shape design with field subdomains modeled by Thévenin equivalent conditions

The purpose of this paper is to propose a method, reducing the order of the analysis problem, to help the solution of optimal shape design problems in electricity and magnetism.

NDT sensor design optimization for accurate crack reconstruction

The inverse problem related to eddy current testing (ECT) is often formulated as a shape optimization problem. The purpose of this paper is to propose a methodology for…

Design sensitivity and LSM for topology and shape optimization in electromagnetic system

The purpose of this paper is to propose a level set method (LSM) for topology optimization of an electromagnetic system.

TEAM problem 22 approached by a hybrid artificial life method

The purpose of this paper is to apply a hybrid algorithm based on the combination of two heuristics inspired by artificial life to the solution of optimization problems.

Improvements for multi‐objective optimizations using output space mapping technique

The purpose of this paper is to focus on the implementation and management of multi‐objective optimizations, with the help of heuristic algorithms such as space mapping methods.

Application of progressive quadratic response surface method for an oscillation problem optimization

The purpose of this paper is to present an effective optimization strategy applied in a physical structure optimization of a semiconductor power metal oxide semiconductor…

ECT sensor optimization based on RSM and GA

The purpose of this paper is to consider the optimization of an 8‐electrode cylindrical electrical capacitance tomography (ECT) sensor. The aim is to obtain maximum uniformity and…

Magnetic field mitigation by means of passive loop: technical optimization

The purpose of this paper is to present an approach to design passive loop systems in order to reach good performances.

Space mapping methodology for defect recognition in eddy current testing – type NDT

The purpose of this paper is to solve an inverse problem of structure recognition arising in eddy current testing (ECT) – type NDT. For this purpose, the space mapping (SM…

Adjoint sensitivity in PDE constrained least squares problems as a multiphysics problem

The purpose of this paper is to provide a framework for the implementation of an adjoint sensitivity formulation for least‐squares partial differential equations constrained…

Problem formulation and analysis for optimal energy management in multisources systems: W effect

The purpose of this paper is to introduce a problematic phenomenon that can occur when managing multi electrical sources systems by optimization.

Clustering analysis of railway driving missions with niching

A wide number of applications requires classifying or grouping data into a set of categories or clusters. The most popular clustering techniques to achieve this objective are…

Robust design of a passive wind turbine system

The effectiveness of full passive wind turbine (WT) systems has been recently demonstrated. Such low cost and reliable structures without active control and with a minimum number…

Multidisciplinary optimization formulations benefits on space mapping techniques

The purpose of this paper is to investigate the use of multidisciplinary optimization (MDO) formulations within space‐mapping techniques in order to reduce their computing time.

Multi‐objective optimization of a linear induction motor using 3D FEM

The purpose of this paper is to present a low evaluation budget optimization strategy for expensive simulation models, such as 3D finite element models.

A priori experimental design for inverse identification of magnetic material properties of an electromagnetic device using uncertainty analysis

The purpose of this paper is to determine a priori the optimal needle placement so to achieve an as accurate as possible magnetic property identification of an electromagnetic…

Three dimensional optimal current patterns for radiofrequency ablation treatments

The purpose of this paper is to propose a planning strategy for the radio frequency ablation (RFA) treatment of hepatic tumors. The goal is to give to the surgeon the opportunity…

Inverse source problem for thermal fields

The purpose of this paper is to develop an inverse approach for 3D thermal sources determination.

Approximation of a double‐peaked lightning channel‐base current

The purpose of this paper is to present a new function for approximating lightning channel‐base currents which is useful in return stroke modelling and for calculating lightning…

Optimization of a permanent magnet needle actuator

The purpose of this paper is to solve the optimization problem for a permanent magnet linear actuator with moving magnet for driving a needle in a knitting machine. The…

Data errors influence on the robustness of problem solutions

The purpose of this paper is to evaluate the rate of discrepancy between the group of expected project results and the group of corresponding results realized preliminarily at the…

Guest editorial