Results 11 to 20 of about 9,025,972 (111)

Predicting Voltage Stability Using Graph Convolutional Networks [PDF]

Journal of Engineering
Real-time voltage stability assessment is critical for secure power grid operation, yet traditional simulation-based methods suffer from high computational latency.
Saad Hayat, Aamir Nawaz, Aftab Ahmed Almani, Ehtasham Mustafa, Zahid Javid, William Holderbaum   +5 more
doaj   +4 more sources

Implementation of Static Line Voltage Stability Indices for Improved Static Voltage Stability Margin

Journal of Electrical and Computer Engineering, 2019
Nowadays, the changes of economic, environment, and regulations are forcing the electric utilities to operate systems at maximum capacity. Therefore, the operation and control of power system to improve the system stability has been receiving a great ...
Natakorn Thasnas, Apirat Siritaratiwat
doaj   +3 more sources

Performance of Various Voltage Stability Indices in a Stochastic Multiobjective Optimal Power Flow Using Mayfly Algorithm

Journal of Electrical and Computer Engineering, 2022
The performance of voltage stability indices in the multiobjective optimal power flow of modern power systems is presented in this work. Six indices: the Voltage Collapse Proximity Index (VCPI), Line Voltage Stability Index (LVSI), Line Stability Index ...
Rebeccah Kyomugisha, Christopher Maina Muriithi, George Nyauma Nyakoe   +2 more
doaj   +2 more sources

A Novel Methodology for Strengthening Stability in Electrical Power Systems by Considering Fast Voltage Stability Index under N − 1 Scenarios

Energies, 2023
An electrical power system (EPS) is subject to unexpected events that might cause the outage of elements such as transformers, generators, and transmission lines.
Manuel Dario Jaramillo, Diego Francisco Carrión, Jorge Paul Muñoz   +2 more
doaj   +2 more sources

Optimal Reactive Power Planning Using FACTS Devices for Voltage Stability Enhancement in Power Transmission Systems

Energy Science & Engineering
The increased demand for electricity has forced power systems to operate near their stability limits. Optimal reactive power planning (ORPP) can enhance voltage stability and provide much‐needed support for grid operation. Flexible AC transmission system
Rawan Abu Zeitawyeh, Ayman Faza
doaj   +2 more sources

A Hybrid Analytical Approach for Voltage Stability Assessment in Microgrids Using Machine Learning

Energies
The complexity of voltage stability assessment in modern smart grids has increased significantly with the growing penetration of renewable energy sources and the dynamic nature of load variations.
Muhammad Jamshed Abbass, Robert Lis
doaj   +2 more sources

Optimizing Critical Overloaded Power Transmission Lines with a Novel Unified SVC Deployment Approach Based on FVSI Analysis

Energies
This paper proposes a novel methodology to improve stability in a transmission system under critical conditions of operation when additional loads that take the system to the verge of stability are placed in weak bus bars according to the fast voltage ...
Manuel Dario Jaramillo, Diego Francisco Carrión   +1 more
doaj   +2 more sources

Optimizing the hybrid PVDG and DSTATCOM integration in electrical distribution systems based on a modified homonuclear molecules optimization algorithm

IET Renewable Power Generation, Volume 17, Issue 12, Page 3075-3096, 7 September 2023., 2023
This study proposes the optimal integration of hybrid photovoltaic distributed generation (PVDG) and distribution static synchronous compensator (DSTATCOM) devices into IEEE 33 and 69‐bus EDS test systems. To achieve this, a modified version of the homonuclear molecules optimization (mHMO) algorithm is developed to determine the optimal size and ...
Nasreddine Belbachir, Salah Kamel, Fatma A. Hashim, Juan Yu, Hamed Zeinoddini‐Meymand, Sahar F. Sabbeh   +5 more
wiley   +1 more source

Voltage Instability Analysis For Electrical Power System Using Voltage Stability Index [PDF]

, 2022
The rise of voltage instability phenomena from the past few decades until now is worrying. The increases of power demand and limited power sources make the system to operate at its maximum limit of capacity.
Amar Hakimi, Bahar
core   +2 more sources

GA based optimal planning of VAR sources using Fast Voltage Stability Index method [PDF]

, 2016
This paper presents a novel approach for reactive power planning of a connected power network. Reactive power planning is nothing but the optimal usage of all reactive power sources i.e., transformer tap setting arrangements, reactive generations of ...
Bharti Indradeo Pratap, Vais Ram Ishwar, Rani Shweta, Bhattacharyya Biplab, Bharti, P. I., Arias Gaviria, Jose Manuel, Bhattacharyya, B., Rani, S., Vais, I. R.   +8 more
core   +2 more sources