Browsing Electrical Engineering by Title
Now showing items 2269-2288 of 2550
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Single-phase SEPIC-based power factor correction for electric vehicles charging
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Electric Vehicles (EVs) employment has been widely spread recently due to their environmental-friendliness. Many research efforts are being put into developing the charging infrastructure to meet the customer needs while ... -
Single-Phase Step-Up Switched-Capacitor-Based Multilevel Inverter Topology with SHEPWM
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Multilevel inverter (MLI) topologies play a crucial role in the dc-ac power conversion due to their high-quality performance and efficiency. This article aims to propose a new switched-capacitor-based boost multilevel ... -
Single-Phase Transformer-based HF-Isolated Impedance Source Inverters With Voltage Clamping Techniques
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)In this paper, a new family of impedance source inverters is presented. It employs high-frequency electrical isolation between the inverter bridge switches and the load along with voltage clamping across the dc-link voltage. ... -
Single-Phase ZAC-Source AC-AC Converter with High Buck and Boost Voltage Conversion Capability
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In this article, a novel ZAC-source single-phase ac-ac converter with high buck and boost voltage conversion capability is introduced. The proposed topology utilizes the ZAC-source network to regulate the frequency and ... -
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 ... -
Single-Stage Three-Phase Differential-Mode Buck-Boost Inverters with Continuous Input Current for PV Applications
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)Differential-mode buck-boost inverters have merits such as reduced switch number, ability to provide voltages higher or lower than the input voltage magnitude, improved efficiency, reduced cost and size, and increased power ... -
SINR analysis for beamforming OFDM systems under joint transmit-receive I/Q imbalance
( IEEE , 2012 , Conference Paper)In this paper, we derive an analytical expression for the subcarrier average SINR of a beamforming OFDM system in the presence of joint transmit-receive I/Q imbalance. The derived expression quantifies the impact of the ... -
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 ... -
Siting of pv power plants on inclined terrains
( Taylor and Francis Ltd. , 2014 , Article)Most of the studies conducted on solar energy assessment and solar system siting focus on flat terrains that are usually difficult and expensive to acquire in urban areas. This paper investigates the possibility of using ... -
Skills of engineers in knowledge based economies: A comprehensive literature review, and model development
( IEEE , 2013 , Conference Paper)Recent studies emphasize the needs of a wider set of skills engineers require than ever thought. In this paper, authors report on a systematic literature review on this issue. Findings of the review are spanned over two ... -
Sleep stage classification using sparse rational decomposition of single channel EEG records
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)A sparse representation of ID signals is proposed based on time-frequency analysis using Generalized Rational Discrete Short Time Fourier Transform (RDSTFT). First, the signal is decomposed into a set of frequency sub-bands ... -
Sliding mode control based dtc of sensorless parallel-connected two five-phase pmsm drive system
( Korean Institute of Electrical Engineers , 2018 , Article)This paper presents a sensorless direct torque control (DTC) combined with sliding mode approach (SM) and space vector modulation (SVM) to achieve mainly a high performance and reduce torque and flux ripples of a ... -
Sliding mode control of grid-connected wind energy system driven by 2 five-phase permanent magnet synchronous generators controlled by a new fifteen-switch converter
( John Wiley and Sons Ltd , 2020 , Article)This article presents a new wind energy system using 2 five-phase permanent magnet synchronous generators (PMSGs) controlled by a fifteen-switch rectifier (FSR) topology for grid-connected system. The 2 five-phase PMSGs ... -
Small data in iot: An mcs perspective
( Springer , 2019 , Book chapter)The unprecedented advances in wireless technology have led to the development of the IoT and numerous associated sub-paradigms, such as wireless sensor networks (WSNs), software-defined networks, mobile crowdsensing (MCS), ... -
Small scale effects on transient vibrations of porous FG cylindrical nanoshells based on nonlocal strain gradient theory
( Springer Science and Business Media Deutschland GmbH , 2020 , Article)This research investigates transient vibrational characteristics of a porous functionally graded cylindrical nanoshell under different impulsive loadings with the use of nonlocal strain gradient theory (NSGT). Based on ... -
Smart and Secure Wireless Communications via Reflecting Intelligent Surfaces: A Short Survey
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)With the emergence of the Internet of Things (IoT) technology, wireless connectivity should be more ubiquitous than ever. In fact, the availability of wireless connection everywhere comes with security threats that, ... -
Smart energy usage and visualization based on micro-moments
( Springer Verlag , 2020 , Conference Paper)Due to global energy demands and overwhelming environmental dilemmas, exorbitant domestic energy usage is a colossal barrier towards energy efficiency. Tremendous research efforts have been poured into a plethora of methods ... -
Smart fusion of sensor data and human feedback for personalized energy-saving recommendations
( Elsevier , 2022 , Article)Despite the variety of sensors that can be used in a smart home or office setup, for monitoring energy consumption and assisting users to save energy, their usefulness is limited when they are not properly integrated into ... -
Smart Grid Cybersecurity: Standards and Technical Countermeasures
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Cybersecurity in smart grids is of critical importance given the heavy reliance of modern societies on electricity and the recent cyberattacks that resulted in blackouts. The evolution of the legacy electric grid to a ... -
Smart grid self-healing: Functions, applications, and developments
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)Although the power system grid growth pace was slow, the load demand was not. Yet, there are some challenges that impeding the power grid to cope with the load pace, namely: renewable energy integration; energy efficiency; ...