Results 61 to 70 of about 329 (178)

Study of Temporary Overvoltages in 110/13.8/6.6 Kv Power Substation

open access: yesInternational Journal of Advance Research and Innovation, 2017
Over voltages, be it of any magnitude, shape or amplitude adversely affect the smooth working of power substation and may prove to be fatal in many cases. In this paper study of insulation coordination of temporary over voltages (TOV) has been carried out in 110/13.8/6.6 kV substations.
Ishta Garg   +2 more
openaire   +1 more source

Overvoltage Ride Through (OVRT) Requirements, Testing and Dynamic Grid Support of Power Park Modules (PPMs)

open access: yes
473480Temporary overvoltages in transmission and distribution systems can cause power outages due to disconnection of Power Generation Modules (PGMs), which could ultimately jeopardize the stability of the grid.
Ayadi, Yacine   +5 more
core   +1 more source

Measuring line design for temporary overvoltage measurements

open access: yes, 2017
Namen magistrske naloge je sestava koncepta merilne proge za izvajanje določenih testov po standardu za prenapetostne zaščite v nizkonapetostnih elektroenergetskih inštalacijah.
ZUPANČIČ, ROK
core  

Electrical withstand performance of Malaysian based palm oil under influence of HVDC stress

open access: yes, 2020
Overvoltage is a phenomenon where electrical waveform applied to circuit or device exceeds normal operating parameters. The sources of overvoltage are often unpredictable and can lead to permanent degradation, failure or temporary malfunction of devices ...
Haliap, Mohd Kharul Anuar   +5 more
core  

Overvoltage protection of high voltage ac power cables

open access: yes, 2011
Načinjen je pregled najviše korištenih konstrukcija visokonaponskih podzemnih kabela, karakterističnih izvedbi kabelskih vodova, načina uzemljivanja zaslona kabela i pregled Cigré-ovih statistika podzemnih kabela. Opisan je postupak provedbe koordinacije
Dropulić, Toni
core  

Energy Stress of Surge Arresters Due to Temporary Overvoltages

open access: yes, 2011
The paper presents a method for selecting the rated voltage of a metal oxide surge arresters (MOSA) based on the calculation of energy stresses. The electrical behaviour of gapless MOSA under temporary overvoltages (TOV) is important when selecting the rated voltage of MOSA.
Filipović-Grčić, Božidar   +4 more
openaire   +3 more sources

Strategy for Optimal Grid Planning and System Evaluation of Networked Distribution Systems

open access: yes, 2021
The meshed network may become a standard for future distribution systems owing to its various benefits regarding voltage profile, reliability, losses, and the distributed generation (DG). Therefore, in Korea, there is a plan to introduce an advanced form
Myungseok Yoon   +4 more
core   +1 more source

Reliability Evaluation Method with Weibull Distribution for Temporary Overvoltages of Substation Equipment

open access: yesIEEJ Transactions on Power and Energy, 2007
The power-frequency withstand voltage tests are regulated on electric power equipment in JEC by evaluating the lifetime reliability with a Weibull distribution function. The evaluation method is still controversial in terms of consideration of a plural number of faults and some alternative methods were proposed on this subject.
Okabe, Shigemitsu   +2 more
openaire   +2 more sources

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