Results 21 to 30 of about 305,499 (312)

Voltage Stability Assessments and Their Improvement Using Optimal Placed Static Synchronous Compensator (STATCOM)

Journal of Electrical and Computer Engineering, 2022
In this paper, static voltage stability assessments and their improvement using analytical and optimization techniques with different loading scenarios are described.
Tebeje Tesfaw Wondie, Teshome Goa Tella
doaj   +1 more source

Voltage and frequency instability in large PV systems connected to weak power grid

Frontiers in Energy Research, 2023
The voltage and frequency control of photovoltaic (PV) systems are influenced by coupled nonlinear factors. It has been discovered that frequency control stability is threatened by voltage regulation methods in PV systems.
Qianjin Zhang, Qi Hu, Siwei Sun, Dikui Mei, Sucheng Liu, Xiaodong Liu   +5 more
doaj   +1 more source

An Efficient Approach for Fast and Accurate Voltage Stability Margin Computation in Large Power Grids

Applied Sciences, 2016
This paper proposes an efficient approach for the computation of voltage stability margin (VSM) in a large-scale power grid. The objective is to accurately and rapidly determine the load power margin which corresponds to voltage collapse phenomena.
Heng-Yi Su
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System static voltage stability analysis considering load characteristics of electrolytic aluminum

Energy Reports, 2022
The load characteristics have a significant impact on the static voltage stability analysis of the power grid. Wenshan power grid has a large amount of relatively centralized electrolytic aluminum load, accounting for 65% of the total local load.
Mingqiang Zhang, Siyang Liao, Jian Xu, Lingfang Li, Yixuan Chen, Xinchun Zhu   +5 more
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Bi-Objective Reactive Power Reserve Optimization to Coordinate Long- and Short-Term Voltage Stability

IEEE Access, 2018
Reactive power reserve (RPR) management is a critical issue to power system voltage stability. Two RPR definitions are first proposed in this paper to evaluate the levels of RPR and improve voltage stability, namely long-term voltage stability-related ...
Quancai Sun, Haozhong Cheng, Yue Song
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Capability identification for new charging station into distribution system with electric, economic and traffic considerations

e-Prime: Advances in Electrical Engineering, Electronics and Energy
The shift of conventional vehicles to electric vehicles (EVs) is on pace nowadays. Increment in EVs adoption eventually results as increment of load on the existing power distribution system.
Sachin Sharma, Nitin Kumar Saxena
doaj   +1 more source

Voltage collapse point evaluation considering the load dependence in a power system stability problem [PDF]

, 2019
Voltage Stability has emerged in recent decades as one of the most common phenomena, occurrence in Electrical Power Systems. Prior researches focused on the development of algorithm indices to solve the stability problem and in the determination of ...
González, Jose Antonio, Herrera, Hernan Hernandez, Silva, Jorge Iván, Jose Antonio Gonzalez Cueto Cruz, Hernán Hernández Herrera, Sanchez, Zaid, Gonzalez Cueto Cruz, Jose Antonio, Hernández Herrera, Hernán, Jorge Ivan Silva Ortega, Crespo, Gustavo, Gustavo Crespo Sanchez, Silva Ortega, Jorge Ivan, Zaid García Sanchez, García Sanchez, Zaid, Crespo Sanchez, Gustavo, Silva Ortega, Jorge I   +15 more
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Dynamic Voltage Stability Assessment in Remote Island Power System with Renewable Energy Resources and Virtual Synchronous Generator

Energies, 2021
Increasing the proportion of renewable energy generations in remote island power systems is becoming essential for realizing decarbonized society.
Akito Nakadomari, Ryo Miyara, Talal Alharbi, Natarajan Prabaharan, Shriram Srinivasarangan Rangarajan, Edward Randolph Collins, Tomonobu Senjyu   +6 more
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Voltage support strategy for PV inverter to enhance dynamic voltage stability of islanded microgrid

, 2020
This paper presents a voltage support (VS) strategy for grid feeding photo-voltaic (PV) inverter with new coordination between the active and reactive current injection to improve the dynamic voltage stability (DVS) of islanded microgrid (MG).
Afrin, Nadia, Yang, Fuwen, Lu, Junwei
core   +1 more source

Real time Electric Pattern Based Voltage Regulation Model for Improved Power Stability [PDF]

E3S Web of Conferences
Towards effective voltage regulation and power stability, there exist number of approaches available in literature. The methods consider the residual voltage in various power grids in maximizing the power stability. However, the methods suffer to achieve
Madhavrao Deshmukh Shailesh, Prakash Mahobia Ravi   +1 more
doaj   +1 more source