Browsing Electrical Engineering by Title
Now showing items 2401-2420 of 2432
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Vision-based curved lane keeping control for intelligent vehicle highway system
( SAGE Publications Ltd , 2019 , Article)This article addresses the coordinated longitudinal and lateral motion control for an intelligent vehicle highway system. The strategy of this work consists of defining the edges of the traveled lane using a vision sensor. ... -
Voltage and congestion control in active distribution networks using fast sensitivity analysis
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Active distribution networks will meet new challenges in voltage and congestion control due to the high penetration levels of distributed generations (DG). Optimal voltage control techniques are mainly based on the relation ... -
Voltage control in distribution networks using current source converter STATCOM based on state feedback controller and Kalman filter
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In transmission and Medium-Voltage (MV) distribution systems, the voltage can be controlled by reactive power due to the high X/R ratio of the cables/overhead lines. Maintaining voltage within a fixed limit is critical to ... -
Voltage Independent Reactive Current Based Sensor for Static VAr Control Applications
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)The use of renewable energy-based converters is continuously increasing in modern power systems which inject voltage harmonics in the line. In this work, a novel, simple technique based on a binary (on/off) control of an ... -
Voltage Profiling and Control of a Sub-Transmission Network with Integrated Renewable Energy Sources-A Case Study
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Traditional power generation methods are causing environmental issues. Some of the other drawbacks like line loading will increase the losses and the response time will be very high, which cannot be supporting the future ... -
Voltage sag mitigation employing dynamic voltage restorer with minimum energy requirements: Analysis and implementation
( Institution of Engineering and Technology , 2016 , Conference Paper)The objective of this paper is to design and implement an economical and efficient single phase dynamic voltage restorer (DVR) that compensates for voltage sag conditions. In this paper, different techniques of voltage sag ... -
Voltage sensorless current control of low power inverter-based distributed generation systems
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)The control of power electronic converters is subjected to several challenges as measurement sensors drift, malfunction in harsh environments, non-ideal grid, and performance degradation due to the delay of discrete control ... -
VOPcPhO:P3HT composite micro-structures with nano-porous surface morphology
( Elsevier B.V. , 2017 , Article)In this paper, composite micro-structures of Vanadyl 2,9,16,23-tetraphenoxy-29H,31H-phthalocyanine) (VOPcPhO) and Poly (3-hexylthiophene-2,5-diyl) (P3HT) complex with nano-porous surface morphology have been developed by ... -
Vulnerabilities and countermeasures in electrical substations
( Elsevier , 2021 , Article)The impending and continued threat of cyberattacks on modern utility grids has called for action from the different stakeholders of the electricity sector. This calls for a thorough investigation and review of the weaknesses ... -
Walsh transform with moving average filtering for data compression in wireless sensor networks
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Due to the peculiarity of wireless sensor networks (WSNs), where a group of sensors continuously transmit data to other sensors or to the fusion center, it is crucial to compress the transmitted data in order to save the ... -
Wavelet Denoising Based on the MAP Estimation Using the BKF Prior With Application to Images and EEG Signals
( IEEE , 2013 , Article)This paper presents a novel nonparametric Bayesian estimator for signal and image denoising in the wavelet domain. This approach uses a prior model of the wavelet coefficients designed to capture the sparseness of the ... -
Wavelet-based Encoding Scheme for Controlling Size of Compressed ECG Segments in Telecardiology Systems
( Springer New York LLC , 2017 , Article)One of the major issues in time-critical medical applications using wireless technology is the size of the payload packet, which is generally designed to be very small to improve the transmission process. Using small packets ... -
Wavelet-based multiscale filtering of genomic data
( IEEE Computer Society , 2012 , Conference Paper)Measured biological data are a rich source of information about the biological phenomena they represent. For example, time-series genomic or metabolic microarray data can be used to construct dynamic genetic regulatory ... -
A wavelet-based passive islanding detection technique
( IEEE , 2012 , Conference Paper)Distribution power systems are radial in nature. Power flows in one direction from the utility to the load. Most protection, monitoring, and control devices are designed based on this unidirectional flow of power. Distributed ... -
Wearable real-time heart attack detection and warning system to reduce road accidents
( MDPI AG , 2019 , Article)Heart attack is one of the leading causes of human death worldwide. Every year, about 610,000 people die of heart attack in the United States alone—that is one in every four deaths—but there are well understood early ... -
Wearable RealTime Heart Attack Detection and Warning System to Reduce Car Accidents in Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)Introduction Fatal car accidents have become an alarming issue all over the globe. A sudden medical condition such as a heart attack causes medical symptoms that lead a driver to lose consciousness while driving and ... -
A weighted real-time predictive controller for a grid connected flying capacitors inverter
( Elsevier , 2013 , Article)This paper proposes a new controller for a grid connected power conditioning unit (PCU). The PCU consists of a flying capacitors inverter (FCI) connected to the grid through an inductor and a step-up transformer. A hybrid ... -
WFlatnet: Introducing wireless in flatnet data center network
( IEEE , 2015 , Conference Paper)The basic challenge of data centers is how to interconnect a huge number of servers while guaranteeing the performance of the network. Flatnet is a promising data center architecture that has proved its efficiency to connect ... -
Wi-Fi Direct Research ? Current Status and Future Perspectives
( Academic Press , 2017 , Article Review)Wi-Fi Direct, also named Wi-Fi P2P, is a popular technology that enables device to device communication in Wireless LAN. It allows Wi-Fi Direct-enabled devices to dynamically negotiate and select one of the mobile devices ... -
Wide area monitoring system operations in modern power grids: A median regression function-based state estimation approach towards cyber attacks
( Elsevier Ltd , 2023 , Article)Modern power grid is a generation mix of conventional generation facilities and variable renewable energy resources (VRES). The complexity of such a power grid with generation mix has routed the utilization of infrastructures ...