Results 11 to 20 of about 154 (146)

A Hybrid VLC-RF Portable Phasor Measurement Unit for Deep Tunnels [PDF]

open access: yesSensors, 2020
In this manuscript we propose a hybrid Visible Light Communication and Radio Frequency (VLC-RF) scheme for the implementation of a portable Phaser Measurement Unit (PMU) for deep underground tunnels.
Ismael Soto   +6 more
doaj   +2 more sources

Power system events classification using genetic algorithm based feature weighting technique for support vector machine [PDF]

open access: yesHeliyon, 2021
Currently, ensuring that power systems operate efficiently in stable and secure conditions has become a key challenge worldwide. Various unwanted events including injections and faults, especially within the generation and transmission domains are major ...
Oyeniyi Akeem Alimi   +3 more
doaj   +2 more sources

Method of Equivalent Error as a Criterion of the Assessment of the Algorithms Used for Estimation of Synchrophasor Parameters Taken from the Power System [PDF]

open access: yesSensors
The development of digital techniques in control engineering leads to the creation of innovative algorithms for measuring specific parameters. In the field of electric power engineering these parameters may be amplitude, phase and frequency of voltage or
Malgorzata Binek, Pawel Rozga
doaj   +2 more sources

A method exploiting direct communication between phasor measurement units for power system wide-area protection and control algorithms [PDF]

open access: yesMethodsX, 2017
Synchrophasor measurements from Phasor Measurement Units (PMUs) are the primary sensors used to deploy Wide-Area Monitoring, Protection and Control (WAMPAC) systems. PMUs stream out synchrophasor measurements through the IEEE C37.118.2 protocol using TCP/
Muhammad Shoaib Almas, Luigi Vanfretti
doaj   +2 more sources

Scalable cyber‐physical testbed for cybersecurity evaluation of synchrophasors in power systems

open access: yesIET Cyber-Physical Systems
This paper presents a synchrophasor‐based real‐time cyber‐physical power system testbed with a novel security evaluation tool, pySynphasor, that can emulate different real attack scenarios on the phasor measurement unit (PMU). The testbed focuses on real‐
Shuvangkar Chandra Das   +2 more
doaj   +2 more sources

Study of transient synchrophasors for the development of relay protection and control systems [PDF]

open access: yesE3S Web of Conferences, 2023
The paper discusses issues of improving control and relay protection systems based on the study and analysis of voltage and current synchrophasors of electromechanical and electromagnetic transient processes.
Mokeev Alexey, Piskunov Sergey
doaj   +1 more source

Cyber–physical testbed for Wide Area Measurement System employing IEC 61850 and IEEE C37.118 based communication

open access: yesEnergy Reports, 2022
Wide Area Measurement Systems (WAMS) are well known for enhancing situational awareness of the grid using IEEE C37.118 phasors from Phasor Measurement Units (PMUs). Recently introduced IEC 61850-90-5 Routable Sample Values (R-SV) have proven promising to
Astha Chawla   +4 more
doaj   +1 more source

A Critical Review of State-of-the-Art Optimal PMU Placement Techniques

open access: yesEnergies, 2022
Phasor measurement unit (PMU) technology is a need of the power system due to its better resolution than conventional estimation devices used for wide-area monitoring. PMUs can provide synchronized phasor and magnitude of voltage and current measurements
Muhammad Musadiq Ahmed   +5 more
doaj   +1 more source

Real-time Synchrophasor Data Compression Technique with Phasor Interpolation and Extrapolation

open access: yesJournal of Modern Power Systems and Clean Energy, 2023
To completely eliminate the time delays caused by phasor data compressions for real-time synchrophasor applications, a real-time synchrophasor data compression (RSDC) is proposed in this paper.
Fang Zhang   +4 more
doaj   +1 more source

Phasor-Based Control for Scalable Integration of Variable Energy Resources

open access: yesEnergies, 2020
We propose an innovative framework termed phasor-based control (PBC) to facilitate the integration of heterogeneous and intermittent distributed energy resources (DER) on the electric grid. PBC presents a unified approach that is agnostic to optimization
Alexandra von Meier   +4 more
doaj   +1 more source

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