COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 41 Issue 1

Subject:

Table of contents

Two three-phase linear power flow models for distribution power system under polar coordinates

Wenjin Mao, Hongwei Li

The purpose of this study is to provide a non-iterative linear method to solve the power flow equations of alternating current (AC) power grid. Traditional iterative power flow…

A piecewise analytical model of bearingless switched reluctance motor for full rotor angular positions

Yi Wang, Honghua Wang, Jingwei Zhang, Chao Tan

This paper aims to establish a piecewise Maxwell stress analytical model of bearingless switched reluctance motor (BSRM) for the full rotor angular positions. The proposed model…

2D electrostatic modeling of twisted pairs

Kaoutar Hazim, Guillaume Parent, Stéphane Duchesne, Andrè Nicolet, Christophe Geuzaine

This paper aims to model a three-dimensional twisted geometry of a twisted pair studied in an electrostatic approximation using only two-dimensional (2D) finite elements.

Gaussian exponential regression method for modeling open circuit voltage of lithium-ion battery as a function of state of charge

Ujjval B. Vyas, Varsha A. Shah, Athul Vijay P.K., Nikunj R. Patel

The purpose of the article is to develop an equation to accurately represent OCV as a function of SoC with reduced computational burden. Dependency of open circuit voltage (OCV…

Once again about the Steinmetz transformer model and the ongoing subdivision of its leakage inductance

Sergey E. Zirka, Yuriy I. Moroz, Cesare Mario Arturi

Despite its well-founded criticism and lack of proper justification under core saturation conditions, the T-equivalent transformer model (Steinmetz scheme) is obviously…

Analytical calculation and finite element evaluation of electromagnetic leakage field distribution in surface-mounted permanent magnet synchronous motors taking the rotor eccentricity effect into account

Seyed Reza Mortezaei, Mahmood Hosseini Aliabadi, Shahram Javadi

The purpose of this paper is to present an analytical calculation for estimating the leakages field distribution in surface-mounted permanent magnet synchronous motors (SMPMSMs…

Two-dimensional steady-state thermal analytical model of permanent-magnet synchronous machines operating in generator mode

Zakarya Djelloul Khedda, Kamel Boughrara, Frédéric Dubas, Baocheng Guo, El Hadj Ailam

Thermal analysis of electrical machines is usually performed by using numerical methods or lumped parameter thermal networks depending on the desired accuracy. The analytical…

Numerical calculation of transient electric field considering space charge in oil-paper insulation of converter transformers

Liancheng Xiu, Zhiye Du, Yu Tian, Jingxuan He, Hongwei Cai, Fan Yi

The purpose of this paper is to develop a numerical simulation method based on the transient upstream finite element method (FEM) and Schottky emission theory to reveal the…

Analytical calculation of leakage permeance of coreless axial flux permanent magnet generator

Jun Zhu, Shuaihui Li, Xiangwei Guo, Huaichun Nan, Ming Yang

This paper aims to study the relationship between leakage flux coefficient and the coreless axial magnetic field permanent magnet synchronous generator (AFPMSG) size and obtain…

A multi-objective grey wolf optimizer (GWO)-based multi-layer perceptrons (MLPs) trainer for optimal PMUs placement

Abdelkader Azzeddine Laouid, Abdelkrim Mohrem, Aicha Djalab

This paper aims to find the minimum possible number of phasor measurement units (PMUs) to achieve maximum and complete observability of the power system and improve the redundancy…

A combined effective time series model based on clustering and whale optimization algorithm for forecasting smart meters electricity consumption

Medhat Abd el Azem El Sayed Rostum, Hassan Mohamed Mahmoud Moustafa, Ibrahim El Sayed Ziedan, Amr Ahmed Zamel

The current challenge for forecasting smart meters electricity consumption lies in the uncertainty and volatility of load profiles. Moreover, forecasting the electricity…

Analysis of electromagnetic torque for induction motors with a novel non-skewed rotor structure

Amir Darjazini, Abolfazl Vahedi, Amin Nobahari, Saber Gharehseyed

Pulsating torques cause a number of problems in electrical machines, including mechanical vibrations, acoustic noise and the depreciation of mechanical equipment. In induction…

Comparative analyses of electrical circuits with conventional and revisited definitions of circuit elements: a fractional conformable calculus approach

Rawid Banchuin

The purpose of this paper is to comparatively analyze the electrical circuits defined with the conventional and revisited time domain circuit element definitions in the context of…

A unified optimal power flow modeling for VSC-HVDC converter: a novel methodology for optimal installation based on average loadability index

Sunilkumar Agrawal, Prasanta Kundu

This paper aims to propose a novel methodology for optimal voltage source converter (VSC) station installation in hybrid alternating current (AC)/direct current (DC) transmission…

Comparative analysis of suitability of fractional derivatives in modelling the practical capacitor

Rawid Banchuin

The purpose of this paper is to compare the suitability of fractional derivatives in the modelling of practical capacitors. Such suitability refers to ability to provide the…

Grey wolf optimizer algorithm for the performance predetermination of variable speed self-excited induction generators

Essaki Raj R., Sundaramoorthy Sridhar

This paper aims to apply grey wolf optimizer (GWO) algorithm for steady state analysis of self-excited induction generators (SEIGs) supplying isolated loads.

Congestion management in deregulated power system using adaptive moth swarm optimization

R. Ramaporselvi, G. Geetha

The purpose of this paper is to enhance the line congestion and to minimize power loss. Transmission line congestion is considered the most acute trouble during the operation of…

Magnetic field and electromagnetic performance analysis of permanent magnet machines with segmented Halbach array

Heshan Zhang, YanPeng Wang, Jiying Tuo, Minglei Yang, Ying Ma, Jin Xu

This study aims to accurately calculate the magnetic field distribution, which is a prerequisite for pre-design and optimization of electromagnetic performance. Accurate…

Generalized regression neural network application for fault type detection in distribution transformer windings considering statistical indices

Reza Behkam, Hossein Karami, Mehdi Salay Naderi, Gevork B. Gharehpetian

This study aims to use frequency response analysis, a powerful tool to detect the location and types of transformer winding faults. Proposing an effective intelligent approach for…

Intern-turn fault modeling and diagnosis in permanent magnet vernier machine using modified magnetic equivalent circuit method

Mohsen Rostami, Peyman Naderi, Abbas Shiri

The aim of this paper is to propose the model for analyzing the electromagnetic performances of permanent magnet vernier machines (PMVMs) under healthy and faulty conditions.

Linear interpolated multi-objective economic emission scheduling using grey wolf optimizer: a strategic balance and solution with diverse load pattern

Kalyan Sagar Kadali, Moorthy Veeraswamy, Marimuthu Ponnusamy, Viswanatha Rao Jawalkar

The purpose of this paper is to focus on the cost-effective and environmentally sustainable operation of thermal power systems to allocate optimum active power generation…

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Novel tilt integral sliding mode controller and observer design for sensorless speed control of a permanent magnet synchronous motor

Haris Calgan

This study aims to design and implement a novel tilt integral sliding mode controller and observer for sensorless speed control of a permanent magnet synchronous motor (PMSM).

A novel way of parameter estimation of solar photovoltaic system

Rahul Bisht, Afzal Sikander

This paper aims to achieve accurate maximum power from solar photovoltaic (PV), its five parameters need to be estimated. This study proposes a novel optimization technique for…

180

A modified genetic algorithm for system optimization

Alexander Zemliak

In this paper, the previously developed idea of generalized optimization of circuits for deterministic methods has been extended to genetic algorithm (GA) to demonstrate new…

Implementation of the sliding-line technique in a MEC model of a linear bistable actuator

Shinara Utegenova

The aim of this study is to investigate the implementation of the sliding-line technique (SLT) in a generic two-dimensional (2D) nonlinear adaptive magnetic equivalent circuit…

Nonlocal fractal calculus based analyses of electrical circuits on fractal set

Rawid Banchuin

The purpose of this paper is to present the analyses of electrical circuits with arbitrary source terms defined on middle b cantor set by means of nonlocal fractal calculus and to…

An innovative deterministic algorithm for optimal placement of micro phasor measurement units in radial electricity distribution systems

Aref Gholizadeh Manghutay, Mehdi Salay Naderi, Seyed Hamid Fathi

Heuristic algorithms have been widely used in different types of optimization problems. Their unique features in terms of running time and flexibility have made them superior to…

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