Results 21 to 30 of about 21,945,358 (295)

Online fault diagnosis for nonlinear power systems

open access: yesAutomatica, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Wei Pan 0004   +4 more
openaire   +6 more sources

Fault detection and location based SVM for three phase transmission lines utilizing positive sequence fault components

open access: yesAiBi Revista de Investigación, Administración e Ingeniería, 2023
Transmission lines are an imperative element of the modern power systems. Any faults in them can cause an undesirable interruption in power supply. Precise analysis of these faults is important in-order to ensure an incessant supply of power.
Ganesh Shingade, Sweta Shah
doaj   +1 more source

Observer-based Fault Detection and Diagnosis for Mechanical Transmission Systems with Sensorless Variable Speed Drives [PDF]

open access: yes, 2015
Observer based approaches are commonly embedded in sensorless variable speed drives for the purpose of speed control. It estimates system variables to produce errors or residual signals in conjunction with corresponding measurements. The residual signals
Gu, Fengshou   +3 more
core   +2 more sources

Design and Implementation of Node-Red Based Open-Source SCADA Architecture for a Hybrid Power System

open access: yes, 2023
At present, hybrid renewable power systems (HRPS) are considered reliable combinations for power generation under various conditions. The challenge facing researchers and engineers today is designing and implementing a reliable, efficient, and applicable
Mirza Jabbar Aziz Baig   +2 more
core   +1 more source

Memory Fault Simulator for Static-Linked Faults [PDF]

open access: yes, 2006
Static linked faults are considered an interesting class of memory faults. Their capability of influencing the behavior of other faults causes the hiding of the fault effect and makes test algorithm design and validation a very complex task.
Di Natale, Giorgio   +9 more
core   +1 more source

Fault analysis and prediction of power distribution networks on 11kV Feeders: A case study of Eleweeran and Poly Road 11kV Feeders, Abeokuta

open access: yesMANAS: Journal of Engineering, 2020
Distribution system, a vital link between the bulk power system and end users, accounts for 90% of power service interruptions. This study analyses faults occurring on power distribution network using Eleweeran and Poly Road 11 kV feeders in Abeokuta as ...
Ayodeji Okubanjo   +2 more
doaj  

Estimation of faults in DC electrical power system [PDF]

open access: yes2009 American Control Conference, 2009
This paper demonstrates a novel optimization-based approach to estimating fault states in a DC power system. The model includes faults changing the circuit topology along with sensor faults. Our approach can be considered as a relaxation of the mixed estimation problem.
Dimitry Gorinevsky   +2 more
openaire   +1 more source

Retrospective Analysis of Donor Lymphocyte Infusions in Pediatric Patients With Mixed Chimerism After Hematopoietic Stem Cell Transplantation

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Allogeneic hematopoietic stem cell transplantation (alloHSCT) is an essential therapy for several malignant and nonmalignant diseases, but relapse and graft loss remain the principal threats to its success. Routine monitoring of chimerism and minimal residual disease (MRD) enables early detection of imminent recurrence and guides ...
Carmen Junk   +10 more
wiley   +1 more source

Power supply risk assessment method for relay protection system faults [PDF]

open access: yes, 2016
The influence and the potential risk due to hidden faults of a relay protection system on power supply in distribution systems are paid more and more attention to.
Tuyou, S.   +7 more
core   +2 more sources

Dynamic reactive power reserve assessment method for hybrid AC/DC networks based on a reduced equivalent model of an LCC‐HVDC converter process

open access: yesIET Renewable Power Generation
LCC‐HVDC technology has been widely applied. Commutation failure is a common disturbance in converter stations. In the absence of an adequate and rapid dynamic reactive power supply, the system is prone to trigger DC blocking.
Sidun Fang   +7 more
doaj   +1 more source

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