Results 21 to 30 of about 521,359 (300)

High-performance computing for static security assessment of large power systems

open access: yesConnection Science, 2023
Contingency analysis (CA) is one of the essential tools for the optimal design and security assessment of a reliable power system. However, its computational requirements rise with the growth of distributed generations in the interconnected power system.
Venkateswara Rao Kagita   +4 more
doaj   +1 more source

Consumer behavior on the media market

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2009
The paper deals with a correlation between factors identifying a household representative and frequency of media usage. Particularly it concentrates on the analysis of internet and daily press usage.
Martin Přibyl   +3 more
doaj   +1 more source

Resilience Maximization in Electrical Power Systems through Switching of Power Transmission Lines

open access: yesEnergies, 2022
This research aims to maximize the resilience of an electrical power system after an N−1 contingency, and this objective is achieved by switching the transmission lines connection using a heuristic that integrates optimal dc power flows (DCOPF), optimal ...
Jaime Pilatásig   +2 more
doaj   +1 more source

Artificial Neural Networks: Multilayer Perceptron and Radial Basis to Obtain Post-Contingency Loading Margin in Electrical Power Systems

open access: yesEnergies, 2022
This paper presents the ANN (Artificial Neural Networks) approach to obtaining complete P-V curves of electrical power systems subjected to contingency.
Alfredo Bonini Neto   +2 more
doaj   +1 more source

THE ANALYSIS OF GROUP CONTINGENCY DATA [PDF]

open access: yesJournal of Applied Behavior Analysis, 1977
The data analyses utilized in group contingency projects are reviewed. Previous studies are cited to emphasize advantages of nonconsolidated (“individual”) over consolidated analyses. Several procedures are described that enable applied researchers to incorporate nonconsolidated data analyses in group contingency studies.
openaire   +2 more sources

A Bi-Level Evolutionary Optimization for Coordinated Transmission Expansion Planning

open access: yesIEEE Access, 2018
In this paper, a real-life application of bi-level evolutionary optimization is proposed to optimize the electricity industry infrastructure. It offers a coordinated generation and transmission expansion planning (CGTEP) from the perspective of an ...
Neeraj Gupta   +3 more
doaj   +1 more source

False Data Injection Attacks on Contingency Analysis: Attack Strategies and Impact Assessment

open access: yesIEEE Access, 2018
In this paper, a new class of false data injection attacks (FDIAs) on contingency analysis (CA) through state estimation (SE) is proposed, and the economic impact of the proposed attacks on real-time power market operations is quantified.
Jeong-Won Kang   +2 more
doaj   +1 more source

ProbCD: enrichment analysis accounting for categorization uncertainty [PDF]

open access: yes, 2007
As in many other areas of science, systems biology makes extensive use of statistical association and significance estimates in contingency tables, a type of categorical data analysis known in this field as enrichment (also over-representation or ...
A Lewin   +22 more
core   +5 more sources

Optimal Power Systems Restoration Based on Energy Quality and Stability Criteria

open access: yesEnergies, 2022
Electric power systems (EPS) are exposed to disconnections of their elements, such as transmission lines and generation units, due to meteorological factors or electrical failures.
Francisco Quinteros   +2 more
doaj   +1 more source

Optimizing N-1 Contingency Rankings Using a Nature-Inspired Modified Sine Cosine Algorithm

open access: yesInternational Islamic University Malaysia Engineering Journal
Ensuring the reliability and sustainability of power systems is essential for maintaining efficient and uninterrupted operations, especially under varying load conditions and potential faults.
Irnanda Priyadi   +5 more
doaj   +1 more source

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