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A Methodology for Evaluating Operator Usage of Machine Learning Recommendations for Power Grid Contingency Analysis [PDF]

open access: yesFrontiers in Big Data, 2022
This work presents the application of a methodology to measure domain expert trust and workload, elicit feedback, and understand the technological usability and impact when a machine learning assistant is introduced into contingency analysis for real ...
John Wenskovitch   +5 more
doaj   +2 more sources

An Analytic Hierarchy Process Contingency Analysis of Factors Affecting the Emigration Decision of Medical Doctors in Turkey [PDF]

open access: yesEuropean Journal of Investigation in Health, Psychology and Education
While the importance of explicitly identifying and considering contingent factors such as decision content and context is widely accepted as a way to ensure the validity of the decision analysis for the specific task at hand, few studies include this ...
Cigdem Kadaifci   +2 more
doaj   +2 more sources

Contingency planning in southern Africa: Events rather than processes? [PDF]

open access: yesJàmbá, 2013
With the increasing frequency, magnitude and impact of disasters, there is growing focus on contingency planning as a tool for enhancing resilience. Yet, there is little empirical evidence that reflects on the practice of contingency planning systems ...
Elias Mabaso, Siambabala B. Manyena
doaj   +3 more sources

Computing for power system operation and planning: Then, now, and the future

open access: yesiEnergy, 2022
With the global trend of pursuing clean energy and decarbonization, power systems have been evolving in a fast pace that we have never seen in the history of electrification.
Yousu Chen   +3 more
doaj   +1 more source

Graph Theory Based N-1 Transmission Contingency Selection and Its Application in Security-constrained Unit Commitment

open access: yesJournal of Modern Power Systems and Clean Energy, 2021
Contingency analysis is an important building block in the stability and reliability analysis of power grid operations. However, due to the large number of transmission lines, in practice only a limited number of contingencies could be evaluated.
Lu Nan   +4 more
doaj   +1 more source

Bayesian Analysis of Contingency Tables [PDF]

open access: yesCommunications in Statistics - Theory and Methods, 2005
The display of the data by means of contingency tables is used in different approaches to statistical inference, for example, to broach the test of homogeneity of independent multinomial distributions. We develop a Bayesian procedure to test simple null hypotheses versus bilateral alternatives in contingency tables.
Gómez Villegas, Miguel Ángel   +1 more
openaire   +2 more sources

Enhanced Contingency Analysis—A Power System Operator Tool

open access: yesEnergies, 2021
Contingency analysis (CA) is a well-known function in power system planning and operation. In accordance with CA results, the system operator dispenses information regarding static security of the power system (overloads and/or voltage outside tolerable ...
Hrvoje Bulat   +2 more
doaj   +1 more source

Optimal Transmission Line Switching to Improve the Reliability of the Power System Considering AC Power Flows

open access: yesEnergies, 2021
The reliability of the electrical system is a fundamental study that is carried out to determine the possible deficiencies that an electrical system can have in case of failures, since a failure can cause disturbances, power cuts, and load disconnections.
Paul Masache   +2 more
doaj   +1 more source

A Systematic Review of Key Challenges in Hybrid HVAC–HVDC Grids

open access: yesEnergies, 2021
The concept of hybrid high-voltage alternating current (HVAC) and high-voltage direct current (HVDC) grid systems brings a massive advantage to reduce AC line loading, increased utilization of network infrastructure, and lower operational costs. However,
Umar Javed   +9 more
doaj   +1 more source

Deep Reinforcement Learning for Cybersecurity Assessment of Wind Integrated Power Systems

open access: yesIEEE Access, 2020
The integration of renewable energy sources (RES) is rapidly increasing in electric power systems (EPS). While the inclusion of intermittent RES coupled with the wide-scale deployment of communication and sensing devices is important towards a fully ...
Xiaorui Liu   +2 more
doaj   +1 more source

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