Results 91 to 100 of about 3,842 (216)

Схема заміщення обмежувача перенапруг нелінійного для аналізу його роботи при порушеннях якості електроенергії в мережі [PDF]

open access: yes, 2016
Метою даної роботи є визначення схем заміщення ОПН в режимах довгострокового прикладення робочої напруги, які дозволять виконувати аналіз їх роботи в умовах порушень якості електричної енергії.
Шевченко, Сергій Юрійович
core  

A novel embedded voltage‐clamped circuit for multilevel modular converters submodule to suppress very fast transient overvoltage

open access: yesHigh Voltage
The submodule in multilevel modular converters experiences a very fast transient overvoltage (VFTO) during switch operation of gas‐insulated switchgear, which also results in overvoltage on power devices, such as thyristors and insulated gate bipolar ...
Hong Shen   +7 more
doaj   +1 more source

Kajian Pemasangan Lightning Arrester pada Sisi Hv Transformator Daya Unit Satu Gardu Induk Teluk Betung [PDF]

open access: yes, 2017
Generally, The power centers are connected to the air transmission line, and the airborne transmission channel is susceptible to disturbances that are affected from outside the system, one of which is a lightning strike.
Jurnal, R. T. (Redaksi)
core  

Prediction of ZnO Surge Arrester Degradation Based on Temperature and Leakage Current Properties [PDF]

open access: yes, 2018
Temperature and leakage current on the ZnO arrester are interrelated with each other. In low conduction region, voltage-current characteristics of ZnO surge arrester are highly dependent on temperature.
Abdul-Malek, Zulkarnain   +5 more
core   +2 more sources

Mathematical Modeling of Passive Techniques Designed for PT Ferroresonance Suppression

open access: yesInternational Journal of Electrical Power & Energy Systems
Ferroresonance often inflicts severe damage on electrical equipment like potential transformers (PTs), surge arresters, and circuit breakers. In this paper, a new passive (P) technique using Cex (external parallel capacitor) is proposed and its ...
H. Tahami fard, S. Seyedtabaii
doaj   +1 more source

Research on Field Source Characteristics of Leakage Current of Arrester Based on TMR Sensor. [PDF]

open access: yesSensors (Basel), 2023
Fu Y   +8 more
europepmc   +1 more source

Investigation and Control of Unstable Chaotic Behavior Using of Chaos Theory in Two Electrical Power Systems: 1-Buck Converter2- Power Transformer

open access: yesIranian Journal of Electrical and Electronic Engineering, 2011
This paper consist of two sections: control and stabilizing approach for chaotic behaviour of converter is introduced in first section of this paper for the removal of harmonic caused by the chaotic behaviour in current converter.
H. Abbasi, A. Gholami, A. Abbasi,
doaj  

Leakage Current Sensor and Neural Network for  MOA Monitoring. [PDF]

open access: yesComput Intell Neurosci, 2022
He T, Li Y, Zhang Z, Shen P, Zhang Y.
europepmc   +1 more source

Fault Location in Power Distribution Systems via Deep Graph Convolutional Networks

open access: yes, 2019
This paper develops a novel graph convolutional network (GCN) framework for fault location in power distribution networks. The proposed approach integrates multiple measurements at different buses while taking system topology into account.
Chen, Kunjin   +4 more
core   +1 more source

Cold-Sintered ZnO Ceramic Composites Co-Doped with Polytetrafluoroethylene and Oxides. [PDF]

open access: yesMolecules, 2023
Xiao Y   +7 more
europepmc   +1 more source

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