Browsing by Subject "Vector spaces"
Now showing items 1-15 of 15
-
A new five-phase to three-phase back-to-back current source converter based wind energy conversion system
( IEEE , 2013 , Conference Paper)Wind energy is one of the fastest growing renewable energy sources. The increased penetration of wind power into the utility grid brings challenges such as voltage and frequency fluctuations, generator torque ripples, and ... -
A novel multiport converter switching scheme to integrate multiple renewable energy sources
( John Wiley and Sons Ltd , 2022 , Article)In this paper, an innovative switching scheme named simultaneous space vector modulation (SSVM) is proposed for integrating various AC sources in the energy industry using a unified multiport converter. The proposed SSVM ... -
An Improved Torque Density Pseudo Six-Phase Induction Machine Using a Quadruple Three-Phase Stator Winding
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)The nine-phase six-terminal induction machine has recently been proposed as a promising contender to the conventional six-phase asymmetrical winding machine in terms of torque density, phase current quality, stator winding ... -
An IV-SVM-based approach for identification of state-space LPV models under generic noise conditions
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)This paper presents a nonparametric identification method for state-space linear parameter-varying (LPV) models using a modified support vector machine (SVM) approach. While most LPV identification schemes in the state-space ... -
Capacitor voltage balancing using redundant states of space vector modulation for five-level diode clamped inverters
( IEEE , 2010 , Article)A redundancy balancing technique for the five-level diode-clamped inverter is presented, which balances the four dc-link capacitor voltages at high modulation index and high power factor. The technique is based on dividing ... -
DC-link capacitor voltage balancing for a five-level diode-clamped active power filter using redundant vectors
(2013 , Article)This paper investigates the compensation and modulation processes of the five- level diode-clamped active power filter, compensating a three-phase rectified resistor-inductor load with redundant vectors. From the analysis, ... -
Evaluation of a multilevel cascaded-type dynamic voltage restorer employing discontinuous space vector modulation
( IEEE Industrial Electronics Society , 2010 , Article)In this paper, the application of a cascaded multilevel inverter as a dynamic voltage restorer (DVR) is investigated. Two discontinuous multilevel space vector modulation (SVM) techniques are implemented for DVR control ... -
Fault detection and isolation of two-dimensional (2D) systems
( Elsevier B.V. , 2017 , Article)In this work, we develop a novel fault detection and isolation (FDI) scheme for discrete-time two-dimensional (2D) systems that are represented by the Fornasini?Marchesini model II (FMII). This is accomplished by generalizing ... -
Grid integration of multiple wind turbines using a multi-port converter - A novel simultaneous space vector modulation
( Elsevier Ltd , 2022 , Article)In this paper, an innovative approach of integrating multiple doubly-fed induction generator (DFIG)-based wind turbines using a single multi-port converter unit, named as a unified expandable power converter (UEPC) is ... -
Indirect field oriented control of five-phase induction motor based on SPWM-CSI
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Three-phase current source inverter (CSI)-based induction motor (IM) drives are attractive in MV applications since they feature a simple inverter structure, a lower switching dv/dt, and a reliable short circuit protection. ... -
Modeling and Control of Single-Stage Quadratic-Boost Split Source Inverters
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)This paper aims to develop the recently introduced Spilt-Source Inverter (SSI) topology to improve its boosting characteristics. New SSI topologies with high voltage gain are introduced in this paper. The proposed converters ... -
Non-linear backstepping control of five-phase IM drive at low speed conditions-experimental implementation
( ISA - Instrumentation, Systems, and Automation Society , 2016 , Article)In this paper non-linear backstepping control (BSC) is employed for high performance five-phase induction motor drive for low speed operation. The traditional control approaches such as direct torque control and indirect ... -
Patient-Specific Seizure Detection Using Nonlinear Dynamics and Nullclines
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)Nonlinear dynamics has recently been extensively used to study epilepsy due to the complex nature of the neuronal systems. This study presents a novel method that characterizes the dynamic behavior of pediatric seizure ... -
Single-sensor-based three-phase permanent-magnet synchronous motor drive system with luenberger observers for motor line current reconstruction
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Article)This paper presents an algorithm that enables single-sensor operation of vector-controlled three-phase permanent-magnet-synchronous-motor voltage source inverter (VSI)-based drive systems. The closed-loop operation is ... -
Sinusoidal PWM modulation technique of five-phase current-source-converters with controlled modulation index
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Applications such as multiphase machine drives and wind energy conversion systems are normally based on voltage source converters (VSCs) which feature a convenient and familiar control scheme. In high-power medium voltage ...