COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 28 Issue 5

Electromagnetic optimization based on an improved diversity‐guided differential evolution approach and adaptive mutation factor

The purpose of this paper is to show, on a widely used benchmark problem, that adaptive mutation factors and attractive/repulsive phases guided by population diversity can improve…

Genetic algorithm‐based multi‐objective optimization of an exciter for magnetic induction tomography

The purpose of this paper is to present the methodology of designing an exciter for magnetic induction tomography (MIT). The design of the exciter must satisfy following…

Parallel implementation of evolution strategy optimization algorithm on multicore processors

The purpose of this paper is to present a parallel implementation of an evolution strategy (ES) algorithm for optimization of electromagnetic devices. It is intended for…

Optimal sizing of an embedded electrical system with an approach for limiting the search space

The purpose of this paper is to describe an optimization methodology based on a mixed (analytical‐numerical) design model and evolutionary algorithms.

Particle swarm optimization combined with normative knowledge applied to Loney's solenoid design

The purpose of this paper is to show, on a widely used benchmark problem, that normative knowledge concepts can be incorporated into particle swarm optimization (PSO) algorithms…

Multi‐level design optimization using target cascading, an improvement of convergence

Analytical target cascading (ATC) is a hierarchical multi‐level design methodology. According to the state‐of‐the‐art, it is confirmed that for problems with unattainable targets…

Optimization of magnetic sensor arrays for current measurement based on swarm intelligence and D‐optimality

The purpose of this paper is to improve the accuracy of innovative current transducers based on magnetic sensor arrays.

Optimal design of measurement systems for current distribution measurement in parallel cables

The purpose of this paper is to propose the optimal allocation and alignment of probes for current distribution measurement (CDM) in the case of twin cable in conduit conductor…

Adjoint variable method for time‐harmonic Maxwell equations

The purpose of this paper is to study the optimization problem of low‐frequency magnetic shielding using the adjoint variable method (AVM). This method is compared with…

Space‐mapping optimization in electromechanics: an overview of algorithms and applications

The space‐mapping (SM) optimization technique, with its input, implicit or output mapping‐based implementations, provides a basis for computationally efficient engineering…

Sorting Pareto solutions: a principle of optimal design for electrical machines

The purpose of the paper is to show that the a posteriori analysis of the Pareto front associated with a given design problem facilitates the task of the decision maker and…

3D optimal design of open type magnetic circuit producing uniform field

The purpose of this paper is to provide an approach to the optimal design of open type magnetic circuit of permanent magnet having uniform field.

Optimization of an axisymmetric linear electromagnetic valve actuator

The purpose of this paper is to describe the optimization of a permanent magnet linear actuator with soft magnetic mover for electromagnetic valve. The optimization is carried out…

The production tolerances influence on the optimal solution

The purpose of this paper is to introduce a method for evaluating the production tolerances influence on the practically realized optimal solution of electrotechnical devices. The…

Optimization of a linear displacement sensor using FEM and secondary model

Differential sensor for linear displacement has been optimized in terms of linearity and sensitivity. The optimization of the sensor is carried out with respect to its…

A constructive algorithm of neural approximation models for optimization problems

The purpose of this paper is to present a constructive algorithm to design multilayer perceptron neural networks used as approximation models of electromagnetic devices.

Convergence acceleration for simulated time‐reversal

The purpose of this paper is to report on the use of conjugate‐gradients (CG) as a means to accelerate the convergence of the iterative time‐reversal algorithm used for…

Optimal design of “high magnetic coupling passive loop” for power lines field mitigation

The purpose of this paper is to present a new concept of passive loop technique called “high magnetic coupling passive loop” (HMCPL) (suitable for buried power lines) along with…

Automatic differentiation for electromagnetic models used in optimization

The purpose of this paper is to illustrate automatic differentiation (AD) as a new technology for the device sizing in electromagnetism by using gradient constrained optimization…

Localisation of buried ferromagnetic objects based on minimum‐norm‐estimations: A simulation study

The purpose of this paper is to examine the localisation of ferromagnetic objects buried in the underground. More specifically, it deals with the reconstruction of the…

Semi‐discrete time‐domain sensitivity analysis of electromagnetic field

The purpose of this paper is to present sensitivity analysis of electromagnetic fields in the time‐domain.

Modeling and inversion of 1‐D profiles in time‐domain

The purpose of this paper is to present a time‐domain technique to compute the electromagnetic wave field and to reconstruct the permittivity and electric conductivity profile of…

Preface for the special issue with selected papers of the 10th International Workshop on Optimization and Inverse Problems in Electromagnetism (OIPE 2008)