COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 33 Issue 6

Optimized designing of a patch phased array with a MoM-solver

– The purpose of this paper is to present an optimization process for the design of a 2×2 patch antenna phased array with application for an UHF RFID system.

Optimal design of single phase permanent magnet brushless DC motor using particle swarm optimisation

The purpose of this paper is to perform an optimal design of single phase permanent magnet brushless DC motor (SPBLDCM) using efficiency of the motor as objective function. In the…

Comparison of classic and optimization approach to active power filters sizing and placement

In most applications the active power filters (APFs) are used to reduce harmonic distortion of a nonlinear load which is located near the APF installation point. This classic…

Optimization of a single-phase capacitor induction motor by applying a surrogate field-circuit model

The purpose of this paper is to present optimization of a single-phase capacitor induction motor with respect to efficiency and starting torque by using surrogate field-circuit…

Stochastic topology optimization based on level-set method

Conventional level-set method tends to fall into local optima because optimization is conducted based on gradient method. The purpose of this paper is to develop a novel topology…

Finite element modeling and identification of metallic materials step responses

– The purpose of this paper is to study the optimization of a pulsed-excitation gradiometric inductive sensing system.

Solution of skin-effect problems by means of the hybrid SDBCI method

The purpose of this paper is to present a modified version of the hybrid Finite Element Method-Dirichlet Boundary Condition Iteration method for the solution of open-boundary skin…

Electromagnetic field along the power overhead line at point where the line route changes direction

High-voltage overhead lines produce low-frequency electromagnetic fields around them. These fields are easy to compute wherever the line route is straight, as opposed to places…

Lorentz force eddy current testing: a novel NDE-technique

The purpose of this paper is to present a novel electromagnetic non-destructive evaluation technique, so called Lorentz force eddy current testing (LET). This method can be…

Finding a crack's position and its parameters on the basis of non-destructive testing, using eddy currents

The purpose of this paper is to find the geometry of a crack within a conductive plate and its parameters, on the basis of non-destructive testing, using eddy currents. The input…

Multi-objective design of a power inductor: a benchmark problem of inverse induction heating

The purpose of this paper is to investigate a bi-objective optimization problem characterized by coupled field analysis. The optimal design of a pancake inductor for the…

EGLD system for noise identification in ensemble predictors

The purpose of this paper is to propose a noise identification method for data without temporal structure, in which application of typical mathematical white or colored noise…

Surface plasmon resonance of nanoshell particles with PMMA-graphene core

– The purpose of this paper is to contribute an analytical and numerical study of a new type of nanoshell particles operating in the visible regime.

Quadratic polynomial form of electric arc furnace equation

Electric arc furnaces are very often modeled using combined models which cover separately deterministic and stochastic phenomena taking place in the furnace. The deterministic…

Dynamic Preisach model identification applying FEM and measured BH curve

The purpose of this paper is to develop a viscous-type frequency dependent scalar Preisach hysteresis model and to identify the model using measured data and nonlinear numerical…

dSPACE implementation of cascaded H-bridge inverter for harmonics minimization using artificial-intelligence

The active power filter with two-level inverter needs a high-rating coupling transformer for high-power applications. This complicates the control and system becomes bulky and…

Computation of the inductance matrix of axisymmetric windings for very fast transients studies in transformers

To study very fast transients in transformers, it is required to compute the inductance matrix of windings at very high frequencies (MHz). The core acts as a flux barrier at very…

Dynamic electromechanical eddy current force modeling

The purpose of this paper is to validate dynamic analytic force modeling techniques with experimental results. The performance of previously presented 2-D and 3-D eddy current…

New physically based model for thermal induced initial stress in 3D for silicon germanium films after deposition

The purpose of this paper is to provide a new three dimension physically based model to calculate the initial stress in silicon germanium (SiGe) film due to thermal mismatch after…

Subzone scheme for RBF meshless method in solving multi-medium boundary value problems

The purpose of this paper is to solve the interface discontinuities in radial basis function (RBF) method for multi-medium boundary value problems (BVPs). The discontinuity of the…

A new switched reluctance motor with distributed winding

The purpose of this paper is to propose a new three-phase switched reluctance motor (SRM), and achieve high-torque and low-cost. This new SRM's winding configuration uses the…

Analog circuit optimization on basis of control theory approach

The purpose of this paper is to define the process of analog circuit optimization on the basis of the control theory application. This approach produces many different strategies…

Selected papers from ISTET 2013