COMPEL - The international journal for computation and mathematics in electrical and electronic engineering: Volume 35 Issue 3

Multiphysical approach including equivalent circuit models for the sizing by optimization

Multiphysical models are often useful for the design of electrical devices such as electrical machines. In this way, the modeling of thermal, magnetic and electrical phenomena by…

Frequency diverse array radar for target range-angle estimation

Frequency diverse array (FDA) radar with uniform frequency offset between antenna elements has been proposed and investigated, which exhibits a range-angle-dependent beampattern…

Real-time simulation for performance evaluation of bidirectional quasi z-source inverter based medium voltage drives

Purpose – This paper presents the performance of medium voltage induction motor drive fed through a bidirectional quasi z-source inverter (BQ-ZSI). By controlling the…

Shock filter based image super-resolution using dual-tree complex wavelet transform and singular value decomposition

The purpose of this paper is to present an improved wavelet based approach in single image super resolution (SISR). The proposed method generates high resolution (HR) images by…

Low power modular redundancy: a power efficient fault tolerant approach for digital circuits

To increase protection level against transient faults, circuit designers usually take advantage of redundant structures like Triple Modular Redundancy (TMR). Since redundancy…

OIPE-2014 special issue section editorial

Optimized sensor and sensorless control of PMSM modeled in discrete mode: a comparison of KH and PSO algorithms

The purpose of this paper is to improve dynamic performance of the permanent magnet synchronous motor (PMSM) field oriented control by means of optimizing its PI controller’s…

Advanced DC-link voltage regulation of fuel-cell electric vehicle

This paper investigates the DC-Link voltage regulation of fuel cell electric vehicle (FCEV) with hybrid power source (HPS). The HPS consists of fuel cell (FC) as the main source…

Implementation of sensorless IPMSM drive using the stator current space vector orientation reference frame

In this paper an adaptive nonlinear control scheme has been proposed for direct torque and flux control of interior permanent magnet synchronous motor (IPMSM) without using…

Power flow optimization in a microgrid with two kinds of energy storage

The paper presents the optimization of the power flows inside a microgrid with renewable sources and two kinds of storage. The considered microgrid consists in commercial…

Optimal load shedding by a new binary PSO

The voltage stability is a basic principle in the power system operation. Different short circuits, load growth, generation shortage, and other faults which disturb the voltage…

Optimal power flow with storage in DC electrified railways

Due to the increase of the traffic, issues are appearing on DC electrified railway feeding systems. One candidate solution to solve these issues and to improve their performances…

A fuzzy-ExIWO method for optimal placement of multiple DSTATCOM/DG and tuning the DSTATCM’s controller

The purpose of this paper is optimal placement of multiple Distribution Static Compensator (DSTATCOM) and Distributed Generation (DG) units along with nonlinear control of the…

Analytical method for forces between current carrying infinite bars

The calculation of forces between rectangular conductors with a uniform current density as can be found in the long coils as used in linear actuators and planar motors.

Data recovery algorithm in space charge measurement by PEA method

The pulsed electro-acoustic (PEA) method is widely applied for space charge measurement in solid dielectrics. The signals, however, can be seriously distorted during transmission…

Modelling and fixed order robust H∞ control of aerial vehicle: simulation and experimental results

This work focuses on modelling, robust controller design and real time control of 3-DOF Helicopter.

Analytical frequency modeling of a diode rectifier: formulation for SQP solving versus formulation for Newton-Raphson solving

Static converters generate current harmonics in grids. Numerous studies on analytical frequency models of converters are often required to carry out their harmonic modeling in the…

Fast balancing method for an AC bridge based on a novel phase matching technique

Development of a method of balancing an AC bridge with minimum computation time. The applications envisioned are in power system monitoring and sensing

Circuit realization method for reduced order inductive PEEC modeling circuits

To synthesize equivalent circuit obtained from reduced order model of large scale inductive PEEC circuits.

A polynomial approach to determine the time-dependent electric and magnetic fields in anisotropic materials by symbolic computations

The purpose of this paper is to calculate the time-dependent electric and magnetic fields in anisotropic media with a general structure of anisotropy by symbolic computations.

A real-time estimation approach of the electric power harmonics by measuring discrete spectrum energy center of symmetric windows

Significant amount of harmonics and inter-harmonics are being injected into the power system because of the increasing use of power electronics and large non-liner loads…

Fully automatic gain control beamformer for smart antenna array system

The aim of this investigation is to make the Bessel beamformer fully automatic when it is combined with Root MUSIC (MUltiple SIgnal Classification) and is based on the array…

Current and radiated electromagnetic fields due to lightning return strokes when hitting elevated objects

Tall towers have a high potential for being struck by lightning which is a major source of electromagnetic radiation with adverse effects on electric, electronic and…

Study of different optimization strategies for analogue circuits

In this paper, we propose further development of the generalized methodology for analogue circuit optimization. This methodology is based on optimal control theory. This approach…

Speech enhancement using robust estimators and rank-order statistics

The purpose of the present work is to design robust estimators for speech enhancement by incorporation of calculation rank-order statistics and locally-adaptive neighborhoods. The…

A Hermite interpolation model for reconstructing the frequency spectrum of the lightning horizontal electric field

A fast algorithm is proposed to calculate the lightning horizontal electric field over a lossy ground.

New control technique for performance improvement of static Kramer induction generator

This paper presents the mathematical models of Static Kramer Induction Generator (SKIG) that greatly improves its performance to be competitor for wind energy and hydraulic power…

Power analysis approach and its application to IP-based SoC design

Low-power consumption has become an important issue that cannot be ignored in System-on-Chip (SoC) design. The key challenge encountered by system design is how to maintain…

An anti-windup control strategy to actuator saturating input voltage for active magnetic bearing system

The active magnetic bearing is highly nonlinear and unstable system. In general most of physical systems, conventional PID control strategies are employed for their stable…

Mono and bi-Level optimization architectures for powertrain design

The purpose of this paper is to compare two design optimization architectures for the optimal design of a complex device that integrates simultaneously the sizing of system…

Reducing torque ripple of BLDC motor by integrating DC-DC converter with three-level neutral-point-clamped inverter

This paper presents a novel circuit topology based on a three-level neutral-point-clamped (NPC) inverter and a super-lift Luo-converter for minimizing torque ripple in a brushless…