Results 11 to 20 of about 23,828,905 (250)

Assessing the reliability of adaptive power system protection schemes [PDF]

open access: yes, 2012
Adaptive power system protection can be used to improve the performance of existing protection schemes under certain network conditions. However, their deployment in the field is impeded by their perceived inferior reliability compared to existing ...
Burt, Graeme   +3 more
core   +4 more sources

A dynamic modelling environment for the evaluation of wide area protection systems [PDF]

open access: yes, 2008
This paper introduces the concept of dynamic modelling for wide area and adaptive power system protection. Although not limited to these types of protection schemes, these were chosen due to their potential role in solving a multitude of protection ...
Abdulhadi, I.F.   +3 more
core   +3 more sources

Determination of protection system requirements for DC UAV electrical power networks for enhanced capability and survivability [PDF]

open access: yes, 2011
A growing number of designs of future Unmanned Aerial Vehicle (UAV) applications utilise dc for the primary power distribution method. Such systems typically employ large numbers of power electronic converters as interfaces for novel loads and generators.
Burt, Graeme   +3 more
core   +3 more sources

Automated post-fault diagnosis of power system disturbances [PDF]

open access: yes, 2006
In order to automate the analysis of SCADA and digital fault recorder (DFR) data for a transmission network operator in the UK, the authors have developed an industrial strength multi-agent system entitled protection engineering diagnostic agents (PEDA).
Davidson, E.M., McArthur, S.D.J.
core   +3 more sources

Real Fault Location in a Distribution Network Using Smart Feeder Meter Data

open access: yesEnergies, 2021
Distribution networks transmit electrical energy from an upstream network to customers. Undesirable circumstances such as faults in the distribution networks can cause hazardous conditions, equipment failure, and power outages.
Hamid Mirshekali   +3 more
doaj   +1 more source

Impacts of protection system misoperation on the reliability of Turkish National Power Transmission System [PDF]

open access: yes, 2011
State Grid EPRI (NARI Group);Sifang Automation Co., Ltd;Guodian Nanjing Automation Co., Ltd;Xuji Group Co.;Dongfang Electronics Co., Ltd2011 International Conference on Advanced Power System Automation and Protection, APAP 2011 -- 16 October 2011 through
Ilisu I.   +5 more
core   +1 more source

Optimal Outage Management Model Considering Emergency Demand Response Programs for a Smart Distribution System

open access: yesApplied Sciences, 2020
In this paper, a novel smart outage management system considering Emergency Demand Response Programs (EDRPs) and Distributed Generations (DGs) denoted as SOMSDGsEDRPs is proposed.
Sobhan Dorahaki   +2 more
doaj   +1 more source

Hazard evaluation of ground potential difference within grounding grid on personal safety under impulse current

open access: yesIET Science, Measurement & Technology, 2021
Due to the impedance characteristic of conductor, the ground potential rise is different within grounding grid when impulse current is injected. When staff touches objects with different GPR at the same time, the GPD will be applied to human body ...
Chun Li   +5 more
doaj   +1 more source

Extremely low frequency‐based faulty line selection of low‐resistance grounding system

open access: yesIET Generation, Transmission & Distribution, 2021
The single‐phase‐to‐ground faulty line selection methods based on the signals of the frequency above 10 Hz has a low discrimination of fault characteristic signal and characteristic signal may be covered by noise in cases of high‐resistance fault.
Qing Chen   +6 more
doaj   +1 more source

Instantaneous Specific Protection Method Against Faulty Synchronizations of Synchronous Machines

open access: yesIEEE Access, 2021
The probability of faulty synchronization of a generator is very small, but not impossible. The main cause of a faulty synchronization is due to wiring errors caused during maintenance or commissioning when voltage transformer and synchronizing equipment
Pengfei Tian   +3 more
doaj   +1 more source

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