COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 36 Issue 4

Table of contents

Confidence intervals for RLCG cell influenced by coloured noise

Edita Kolarova, Lubomir Brancik

The purpose of this paper is to determine confidence intervals for the stochastic solutions in RLCG cells with a potential source influenced by coloured noise.

201

Hysteresis loop reversing by applying Langevin approximation

Jeno Takacs

The purpose of this paper is to model one of the unsolved problems of magnetism, the reversal of hysteresis loops, in an analytical way. The mathematical models, describing the…

248

Performance evaluation of MoM-based wide-band EM simulation with adaptive frequency sampling and Stöer-Bulirsch algorithm

Andrzej Karwowski

The purpose of this paper is to examine the convergence, offered accuracy and efficiency of the bisectional adaptive frequency sampling (AFS) scheme combined with the…

104

Influence of curvature on air-gap magnetic field distribution and rotor losses in PM electric machines

Jaime Renedo Anglada, Suleiman Sharkh, Arfakhshand Qazalbash

The purpose of this paper is to study the effect of curvature on the magnetic field distribution and no-load rotor eddy current losses in electric machines, particularly in…

148

An improved conformal mapping method for magnetic field analysis in surface mounted permanent magnet motors

Behrooz Rezaeealam, Farhad Rezaee-Alam

The purpose of this paper is to present an improved conformal mapping (ICM) method that simultaneously considers the influence of relative recoil permeability of PMs, the armature…

272

RISE-backstepping-based robust control design for induction motor drives

Yosra Rkhissi-Kammoun, Jawhar Ghommam, Moussa Boukhnifer, Faiçal Mnif

This paper aims to address the speed and flux tracking problem of an induction motor (IM) drive that propels an electric vehicle (EV). A new continuous control law is developed…

172

Real time implementation of a new fuzzy-sliding-mode-observer for sensorless IM drive

Zineb Kandoussi, Zakaria Boulghasoul, Abdelhadi Elbacha, Abdelouahed Tajer

The purpose of this paper is to improve the performance of sensorless vector control of induction motor drives by developing a new sliding mode observer for rotor speed and fluxes…

199

Analysis of linear induction machines with internal fault by MEC

Amin Nosrati, Jalal Nazarzadeh

The purpose of this paper is to introduce an asymmetric structure of the magnetic equivalent circuit (MEC) for analysis of the linear induction machine (LIM) with an internal…

94

2-D quasi-static solution of a coil in relative motion to a conducting plate

Majd Abdelqader, Jordan Morelli, Ryszard Palka, Konrad Woronowicz

The aim of this paper is to present a method for calculating the electromagnetic fields, forces and current density distribution using Fourier series for a two-dimensional quasi…

157

Analytical modeling of disc-type permanent magnet hysteresis motor in steady-state operational conditions

Ali Behniafar, Ahmad Darabi

In this paper, a new structure for the permanent magnet hysteresis synchronous (PMHS) motor is introduced. Moreover, this paper aims to presents a new analytical method for…

116

Improved energy management strategy for a hybrid fuel cell/battery system: Simulation and experimental results

Bachir Bendjedia, Nassim Rizoug, Moussa Boukhnifer, Farid Bouchafaa

The purpose of this paper is to propose and compare two energy management strategies (EMSs). First, a classic method based on frequency separation with fixed limits on fuel cell…

332

The influence of inter-turn short circuit fault considering loop current on the electromagnetic field of permanent magnet synchronous motor

Hongbo Qiu, Wenfei Yu, Shuai Yuan, Bingxia Tang, Cunxiang Yang

The impact of the loop current (LC) on the motor magnetic field in the analysis of the inter-turn short circuit (ITSC) fault is always ignored. This paper made a comparative study…

253

Successive-over-relaxation based recursive Bayesian approach for power system configuration identification

Fiaz Ahmad, Akhtar Rasool, Esref Emre Ozsoy, Asif Sabanoviç, Meltem Elitas

The purpose of this paper is to propose successive-over-relaxation (SOR) based recursive Bayesian approach (RBA) for the configuration identification of a Power System. Moreover…

126

A simple turn-on and turn-off angles searching method for copper loss minimization of the switched reluctance motor

Hai-Jin Chen, Jin-Yang Li

The purpose of this paper is to present a simple and effective method to search the optimal turn-on and turn-off angles on-line for the control of the switched reluctance motor…

140

Method of analysis of asymmetrical thermal field in a double insulated wire

Jerzy Golebiowski, Marek Zareba

The purpose of this article is investigating the impact of the spatially variable heat transfer coefficient on the thermal field in the double insulated wire.

55

Unified integro-differential equation for efficient dispersive FDTD simulations

Omar Ramadan

The purpose of this paper is to derive a unified formulation for incorporating different dispersive models into the explicit and implicit finite difference time domain (FDTD…

88

Numerical investigation of in-mold electromagnetic stirring process for fluid flow and solidification

Ambrish Maurya, Pradeep Kumar Jha

The purpose of present investigation is to analyze the in-mold electromagnetic stirring (M-EMS) process and the effect of stirrer frequency on fluid flow and solidification in a…

238

Resistive torque in permanent magnet couplings operating through a conductive wall

Thomas Rezek Matsumoto, Ivan Chabu

The purpose of this paper is to propose an analytical approach to determine the resistive torque caused by a conductive wall between the rotors of axial permanent magnet…

139

Synergic calculation method of voltage stability L indicator for multi-area power network

Anan Zhang, Fan Zhang, Zhi Li, Qian Li, Xuliang Zhang, Jing Wang

With the growing scale of power grids, integrated power grids often contain multiple areas. When the control centre of each regional grid conducts an assessment of local voltage…

107

Modeling of spatial uncertainties in the magnetic reluctivity

Radoslav Jankoski, Ulrich Römer, Sebastian Schöps

The purpose of this paper is to present a computationally efficient approach for the stochastic modeling of an inhomogeneous reluctivity of magnetic materials. These materials can…

124

Analysis of AFPM machines with cylindrically shaped magnets using quasi-3D method

Naghi Rostami, Majid Rostami

The purpose of this paper is the fast and accurate modelling of surface-mounted Axial-Flux Permanent-Magnet (AFPM) machines equipped with cylindrical magnets using quasi-3D…

137

GPU-based parallelization for bubble mesh generation

Van Quang Dinh, Yves Marechal

In FEM computations, the mesh quality improves the accuracy of the approximation solution and reduces the computation time. The dynamic bubble system meshing technique can provide…

108

Transfer properties of various compensation techniques for wireless power transfer system including parasitic effects

Vladimir Kindl, Michal Frivaldsky, Pavol Spanik, Marek Piri, Viliam Jaros

This paper aims to develop mathematical models of variously compensated wireless energy transfer (WET) systems. Attention is primarily paid to the derivation of the most important…

176

An improved unscented Kalman filter based dynamic state estimation algorithm for electric distribution Systems

Fiaz Ahmad, Kabir Muhammad Abdul Rashid, Akhtar Rasool, Esref Emre Ozsoy, Asif Sabanoviç, Meltem Elitas

To propose an improved algorithm for the state estimation of distribution networks based on the unscented Kalman filter (IUKF). The performance comparison of unscented Kalman…

232

Performance assessment of class-E inverter for capacitive power transfer system

Yusmarnita Yusop, Mohd. Shakir Md. Saat, Siti Huzaimah Husin, Sing Kiong Nguang, Imran Hindustan

This paper aims to present a new wireless power transfer technique using capacitive coupling. The capacitive power transfer (CPT) system has been introduced as an attractive…

163

Calculation of Lorentz force in planar EMAT for thickness measurement of steel plate

Jun Tu, Tao Chen, Zhi Xiong, Xiaochun Song, Songling Huang

The aim of this paper is to better understand the generation and transmission mechanism of the electromagnetic acoustic transducer (EMAT).

217

Dynamic performance of the novel axial flux-switching permanent magnet motor

Javad Rahmani Fard, Mohammad Ardebili

The purpose of this paper is to investigate a novel axial flux-switching motor with sandwiched permanent magnet for direct drive electric vehicles (EVs), in which the torque…

193

Reinforcement learning based PID controller design for LFC in a microgrid

Mehran Esmaeili, Hossein Shayeghi, Hamid Mohammad Nejad, Abdollah Younesi

This paper aims to propose an improved reinforcement learning-based fuzzy-PID controller for load frequency control (LFC) of an island microgrid.

817

Start-up strategy using flywheel energy storage for superconducting DC induction heater

Ping Yang, Yawei Wang, T. Chang, H. Ma, Zhuyong Li, Zhijian Jin, Zhiyong Hong

The purpose of this paper is to propose a hybrid driving system that couples a motor and flywheel energy storage (FES) for a megawatt-scale superconducting direct current (DC…

188

Identification of continuous-time systems with multiple unknown time delays

Yamna Ghoul, Kaouther Ibn Taarit, Moufida Ksouri

The purpose of this paper is to present a separable identification algorithm for a multiple-input single-output (MISO) continuous-time (CT) system.

100
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