Results 1 to 10 of about 100,517 (118)

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

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

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

Active Distribution Networks Planning Considering Multi-DG Configurations and Contingency Analysis

open access: yesEnergies, 2021
This paper proposes a novel method for planning active distribution networks (ADNs) with the integration of an active network management (ANM) scheme using coordinated voltage control (CVC) through on-load tap changer (OLTC) transformers.
Bilal Amjad   +2 more
doaj   +1 more source

Development of Adaptive Artificial Neural Network Security Assessment Schema for Malaysian Power Grids

open access: yesIEEE Access, 2019
The mission of the power system operator has become more complicated than before due to increasing load demand, which causes power systems to operate near their security limits.
Ahmed N. Al-Masri   +3 more
doaj   +1 more source

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