Results 231 to 240 of about 91,897 (268)

Indicating and mitigating voltage collapse comparing voltage stability indicators

2012 3rd IEEE PES Innovative Smart Grid Technologies Europe (ISGT Europe), 2012
Novel measures to indicate and mitigate voltage collapse in the power system are presented in this paper. The functionality of conventional and unconventional indicators and mitigating actions are tested in a case study using the IEEE Reliability Test System 1996.
V. Storvann, E. Hillberg, K. Uhlen
openaire   +1 more source

Voltage Stability Assessment Using Line Stability Indices

2018 3rd International Conference and Workshops on Recent Advances and Innovations in Engineering (ICRAIE), 2018
At present, after examining the stability of the voltage we found concerns in the regular working of the power systems. It was observed that there was a lot of load in the system which lead to the concerns. It is important to run the system with minimum power loss because of increasing need of power by the humans and lack of enough power sources to ...
Noopur Shekhawat   +2 more
openaire   +1 more source

Online Voltage Stability Assessment Using Artificial Neural Network considering Voltage stability indices

2020 21st National Power Systems Conference (NPSC), 2020
The role of voltage stability indicators (VSI) is prominent in ascertaining the power system voltage stability. This paper illustrates an implementation of the artificial neural network (ANN) based on the Levenberg Marquardt (LM) technique to forecast the voltage instability of the system using voltage stability indicators.
Priya Singh   +3 more
openaire   +1 more source

Voltage Stability Enhancement based on Voltage Stability Indices Using FACTS Controllers

2018 International Conference on Engineering Technology and their Applications (IICETA), 2018
Load demand increase (especially reactive load) and limited sources of generation has led to operate the power system near its voltage instability point. Consequently, the issue to determine voltage stability before voltage collapse has become an interesting subject for many researchers.
Maan A. Jirjees   +2 more
openaire   +1 more source

Voltage stability indices for stability assessment: a review

International Journal of Ambient Energy, 2018
Right through the past eras, behind numerous shutdowns voltage instability was the cause. Assessment of system voltage consistently ensures safe operation.
AR Nageswa Rao, Priya Vijaya, M Kowsalya
openaire   +1 more source

A comparison of voltage stability indices

2014 IEEE 8th International Power Engineering and Optimization Conference (PEOCO2014), 2014
The stressful condition of power system and high transmission losses leads to voltage security and reliability problems of system operation. If the voltage stability is not assessed and the problems occurred are not mitigated properly, cascading events may occur and this may lead to voltage collapse or blackout events.
N. A. M. Ismail   +3 more
openaire   +1 more source

Line indices for voltage stability assessment

2009 IEEE Bucharest PowerTech, 2009
Voltage stability has become one of the most important issues in electrical power systems. The power system ability to maintain acceptable bus voltage is a very important characteristic of a network. This paper analyzes the performance of line stability indices.
C. Reis, F.P. Maciel Barbosa
openaire   +1 more source

Evaluation of some indices for voltage stability assessment

2009 IEEE Bucharest PowerTech, 2009
The liberalization of the electricity markets causes power systems to work closer and closer to their limits. The online assessment of system security becomes a topic of paramount importance in control centers. In this context fast indices to quickly assess system security are fundamental in an on-line DSA session.
S. GRILLO   +3 more
openaire   +2 more sources

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