COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 31 Issue 6

Subject:

Table of contents

Algebraic identification of a stable first‐order plus time delay model from step response

Kaouther Ibn Taarit, Mekki Ksouri

A fast identification algorithm for a linear monotonic process from a step response is proposed in this paper, from which the parameters of a first‐order plus dead‐time model can…

Modelling of impulse currents in mechanical rolling element bearings

Hendrik Kolbe, Annette Muetze, Kay Hameyer

The purpose of this paper is to contribute toward the modelling of the microscopic interaction between high‐frequency discharge bearing currents and rolling element bearings in…

Improved technique for minimizing torque pulsation in Halbach array permanent magnet machines

Siavash Sadeghi, Leila Parsa

The purpose of this paper is to minimize the torque pulsation in Halbach array permanent magnet synchronous machines (PMSMs).

Calculating boundaries for the natural voltage balancing time‐constant of the constant duty cycle single leg flying capacitor converter

J.W. van der Merwe, H. du T. Mouton, S. Thielemans

The flying capacitor converter (FFC) balances the clamping capacitor voltages naturally when phase shifted carrier modulation is used. Several models that describe this mechanism…

Lateral forces on a magnet falling in a conducting pipe

S. Dufour, G. Vinsard, J.‐P. Brancher

The purpose of this paper is to investigate the lateral forces during the fall of a magnet in a conducting pipe, when the direction of magnetization of the magnet is fixed. If the…

Lyapunov stability of the single‐leg flying capacitor converter natural voltage balancing mechanism

J.W. van der Merwe, H. du T. Mouton

The flying capacitor converter (FFC) balances the clamping capacitor voltages naturally when phase shifted carrier modulation is used. Several models that describe this mechanism…

Homogenized eddy current model for non‐destructive testing of metallic cables

Valdemar Melicher, Peter Sergeant

This paper aims to derive a simple and effective but still a reasonably accurate model for electromagnetic problems with hysteretic magnetic properties and/or induced currents in…

1811

A novel bearingless switched reluctance motor

Xilian Wang, Baoming Ge, Zhaoli Wu, Fernando J.T.E. Ferreira

This paper seeks to propose a novel bearingless switched reluctance motor (BSRM).

Simulation on the interaction between particles and fields for gyroklystron amplifier

Jianhua Guo, Xiang Li, Sheng Yu, Hongfu Li

The purpose of this paper is to formulate and simulate the interaction between particles and fields for gyroklystron amplifier rapidly and effectively.

Parameters estimation for RL electrical circuits based on least square and Bayesian approach

R. Farnoosh, P. Nabati, A. Hajirajabi

The main purpose of this paper is to estimate the resistance and inductor in the RL electrical circuit when these are unavailable or missing data that it is a concern in…

A new approach of power electronic design using a nonlinear average model

Redha Benachour, Saïda Latreche, Mohamed El Hadi Latreche, Christian Gontrand

The present work aims to explain how the nonlinear average model can be used in power electronic integration design as a behavioral model.

Finite element analysis of magnetostrictive vibration energy harvester

Behrooz Rezaeealam

The paper aims to analyze the behavior of the Galfenol rods under bending conditions that are employed in a vibration energy harvester by illustrating the spatial variations in…

Identification of moisture content in brick walls by means of impedance tomography

J. Hoła, Z. Matkowski, K. Schabowicz, J. Sikora, K. Nita, S. Wójtowicz

This paper aims to present a new non‐destructive method of brick wall dampness testing in real building structures. The electrical impedance tomography (EIT) method makes it…

Proximity‐effect winding loss in different conductors using magnetic field averaging

Rafal Piotr Wojda, Marian Kazimierz Kazimierczuk

The purpose of this paper is twofold. First, it aims to study the proximity‐effect power loss in the foil, strip (rectangular), square, and solid‐round wire inductor windings…

A low complexity multi‐user detector based on G‐SIC and PIC for DS/CDMA systems

Mohammed Yekhlef, Lamir Saidi

The purpose of this work is to propose a new multi‐user detector which cascades the linear G‐SIC with some linear PIC stages to form a new linear hybrid multi‐user detector.

Modified Hilbert fractal geometry, multi‐service, miniaturized patch antenna for UWB wireless communication

Ademola O. Kaka, Mehmet Toycan, Vali Bashiry, Stuart D. Walker

The purpose of this paper is to describe a modified Hilbert‐based fractal antenna for ultra wideband (UWB) wireless applications. Simulation results show excellent multi‐band…

A vertex cut algorithm for model order reduction of parasitic resistive networks

Petko Kitanov, Odile Marcotte, Wil H.A. Schilders, Suzanne M. Shontz

To simulate large parasitic resistive networks, one must reduce the size of the circuit models through methods that are accurate and preserve terminal connectivity and network…

On‐line self‐learning PID based PSS using self‐recurrent wavelet neural network identifier and chaotic optimization

Soheil Ganjefar, Mojtaba Alizadeh

The power system is complex multi‐component dynamic system with many operational levels made up of a wide range of energy sources with many interaction points. Low frequency…

Finite element analysis of lateral field excited thickness shear mode film bulk acoustic resonator

Chang‐Jian Zhou, Yi Yang, Tian‐Ling Ren

This paper aims to propose a new model to study the relationship between the acoustic properties of the thickness shear mode (TSM) in lateral field excited (LFE) film bulk…

Optimum design of high voltage bushings by rational Bézier curves

Moslem Kouhi Jemsi, Behrooz Vahidi, Ramezan‐Ali Naghizadeh, Seyed Hossein Hosseinian

The purpose of this paper is to propose a new approach for designing different parts of a high voltage bushing. It also aims to consider technical and economical criteria for the…

Implementation possibilities of hybrid IGBT‐IGCT switches in three‐level NPC inverters

Andrei Blinov, Dmitri Vinnikov, Volodymyr V. Ivakhno, Vladimir V. Zamaruev

This paper aims to present an analysis of a hybrid high‐voltage switch based on the parallel connection of IGBT and IGCT. The proposed configuration combines the advantages of…

Voltage sag independent operation of induction motor based on Z‐source inverter

Uroš Flisar, Danijel Vončina, Peter Zajec

The purpose of this paper is to investigate the impact of different distribution of shoot through mode on Z‐source inverter efficiency and particularly on complexity of switching…

Impact of component losses on the voltage boost properties and efficiency of the QZS‐converter family

Indrek Roasto, Dmitri Vinnikov

This paper is devoted to the quasi‐Z‐source (qZS) converter family. Recently, the qZS‐converters have attracted high attention because of their specific properties of voltage…

Generalized proportional‐integral controller for dynamic voltage restorers

Alfonso Parreño Torres, Pedro Roncero‐Sánchez, Xavier del Toro García, Vicente Feliu Batlle

The protection of sensitive loads connected to power distribution grids from the existing disturbances has become an important issue in recent years. This paper aims to evaluate…

283

Unified LCL circuit for modular active power filter

Daniel Wojciechowski

The purpose of this paper is to present the concept and design methodology for unified, LCL interfacing circuit intended for a high power, modular active power filtering system…

Reflections on current components according to CPC concept in a single phase circuit with nonsinusoidal voltage and current waveforms and LTI load

Marek T. Hartman

The purpose of this paper is to show the limitation of current physical components (CPC) concept in a practical application.

Cover of COMPEL - The international journal for computation and mathematics in electrical and electronic engineering

ISSN:

0332-1649

e-ISSN:

2054-5606

ISSN-L:

0332-1649

Online date, start – end:

1982

Copyright Holder:

Emerald Publishing Limited

Open Access:

hybrid

Editor:

  • Prof Jan Sykulski