Results 31 to 40 of about 250 (142)

Diagnostic Performance of Pulsed Doppler Ultrasound of the Common Femoral Vein to Detect Elevated Right Atrial Pressure in Pulmonary Hypertension [PDF]

open access: yes, 2022
International audienceRight atrial pressure (RAP) is an important prognostic criterion in pulmonary hypertension (PH). The main goals were to evaluate the following: (i) the accuracy of Doppler assessment of common femoral vein flow waveform to detect ...
Montani, David   +7 more
core   +1 more source

Voltage stability analysis and loadability estimation by using SCADA data: A case study of Electricite Du Lao transmission system

open access: yesEnergy Reports, 2023
This paper presents a preliminary examination of voltage stability in the context of enhancing the transmission system of Laos Electricity (EDL) Central 1.
Somboun Veunnasack   +2 more
doaj   +1 more source

Static Voltage Stability Assessment of the Kenyan Power Network

open access: yesJournal of Electrical and Computer Engineering, Volume 2021, Issue 1, 2021., 2021
In recent years, the Kenyan Power Network has witnessed large growths in load demand. Although the increased load demand has somewhat been matched with an increase in transmission and generation capacity, the rate of expansion has not been matched with the rate of increase in load demand due to economic, environmental, and geographical constraints ...
Ombuki Mogaka   +3 more
wiley   +1 more source

ANALISIS STABILITAS TEGANGAN 150 KV SISTEM JAWA TIMUR SUBSISTEM PAITON GRATI MENGGUNAKAN FVSI (FAST VOLTAGE STABILITY INDEX) [PDF]

open access: yes, 2021
Kestabilan tegangan memiliki peran penting dalam sistem kelistrikan, karena untuk menjaga nilai tegangan pada sistem saat kondisi normal atau dalam keadaan terjadi gangguan.
Yuliani, -
core  

A Review of Data‐Driven Short‐Term Voltage Stability Assessment of Power Systems: Concept, Principle, and Challenges

open access: yesMathematical Problems in Engineering, Volume 2021, Issue 1, 2021., 2021
With the rapid growth of power market reform and power demand, the power transmission capacity of a power grid is approaching its limit and the secure and stable operation of power systems becomes increasingly important. In particular, in modern power grids, the proportion of dynamic loads with fast recovery characteristics such as air conditioners ...
Jiting Cao   +3 more
wiley   +1 more source

Voltage Profile Improvement & Loss Reduction using Optimal Allocation of Svc Based on Fvsi

open access: yesInternational Journal of Recent Technology and Engineering (IJRTE), 2020
Power sector is one of the factors that play an eminent role in the economic progress of a country and India has got a distinguished power sector with sources of power generation from feasible renewable energy resources to non-renewable energy resources.
Srilakshmi R   +2 more
openaire   +1 more source

Application of FVSI, Lmn and CPF Techniques for Proper Positioning of FACTS Devices and SCIG Wind Turbine Integrated to a Distributed Network for Voltage Stability Enhancement [PDF]

open access: yesEngineering, Technology & Applied Science Research, 2019
Induction power generators are the most popular wind energy conversion systems (WECS) because they do not require synchronization units. However, they usually draw a huge quantity of reactive power during disturbances. Hence, incorporating wind power into power networks may cause voltage instability.
Shaheer Hashim Eisa Osman   +2 more
openaire   +2 more sources

Maximum Loadability Limit of Power System using PSO Method [PDF]

open access: yes, 2018
Day-by-day the power system is becoming heavily loaded due to the power demand. Moreover, power system may collapse if exceed its loadability limit. The consequence from overload is entire system might blackout.
Ahmad Asrul Ibrahim   +2 more
core   +1 more source

Utilizing Unified Power Flow Controller for Voltage Stability Improvement of the Electric Power Transmission System of Ghana

open access: yesJurnal Nasional Teknik Elektro, 2020
Interconnecting power transmission systems provide reliability of electric power supply. The security of the system is however questioned when a disturbance in any part of the interconnected system causes instability in the entire network. Unified Power
William Duodu Asihene   +2 more
doaj   +1 more source

Power system optimization approach to mitigate voltage instability issues: A review

open access: yesCogent Engineering, 2023
Voltage instability is a major challenge facing power system (PS) that has affected some organizations in achieving their desired goals. Therefore, voltage instability is the incapability of the PS to maintain the voltage standard under no disturbance ...
Samson Ademola Adegoke, Yanxia Sun
doaj   +1 more source

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