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Approximating multi-purpose AC Optimal Power Flow with reinforcement trained Artificial Neural Network

open access: yesEnergy and AI, 2022
Solving AC-Optimal Power Flow (OPF) problems is an essential task for grid operators to keep the power system safe for the use cases such as minimization of total generation cost or minimization of infeed curtailment from renewable DERs (Distributed ...
Zhenqi Wang   +4 more
doaj   +1 more source

Cold Load Pickup Model Adequacy for Power System Restoration Studies

open access: yesEnergies, 2022
When a grid section is re-energized after an interruption, the load behaviour can be significantly different from normal operation. In this manuscript, the impact of the phenomenon—known as cold load pickup—is investigated by evaluating 31 time series ...
Christian Hachmann   +2 more
doaj   +1 more source

Active Power Curtailment in Power System Planning

open access: yesIEEE Open Access Journal of Power and Energy, 2021
In regions with high penetration of Distributed Energy Resources (DER), grid congestion is mostly caused by power feed-in of generators. In this context, conventional approaches for solving the grid congestion problems are Active Power Curtailment (APC ...
Roman Bolgaryn   +3 more
doaj   +1 more source

Security‐constrained active power curtailment considering line temperature and thermal inertia

open access: yesIET Generation, Transmission & Distribution, 2023
A novel method is introduced to determine cost‐optimized active power curtailment (APC) of renewable energy sources (RES) considering weather‐dependent dynamic line rating (DLR).
Roman Bolgaryn   +3 more
doaj   +1 more source

Mixed supply function‐Cournot equilibrium model of futures and day‐ahead electricity markets

open access: yesIET Generation, Transmission & Distribution, 2021
Futures contract is one of the useful financial derivatives for hedging the market players against the risks of undesirable price fluctuations in the power systems.
Mohsen Banaei   +3 more
doaj   +1 more source

Modeling public charging infrastructure considering points of interest and parking potentials [PDF]

open access: yesAdvances in Geosciences, 2021
Considering climate change, it is essential to reduce CO2 emissions. The provision of charging infrastructure in public spaces for electromobility – along with the substitution of conventional power generation by renewable energies – can contribute to ...
P. Gauglitz   +5 more
doaj   +1 more source

Review of Steady-State Electric Power Distribution System Datasets

open access: yesEnergies, 2020
Publicly available grid datasets with electric steady-state equivalent circuit models are crucial for the development and comparison of a variety of power system simulation tools and algorithms.
Steffen Meinecke   +2 more
doaj   +1 more source

A comparative study of marginal loss pricing algorithms in electricity markets

open access: yesIET Generation, Transmission & Distribution, 2021
Due to the development of new technologies, change of generation mix and appearance of newly formed energy supply hubs, there is a large year‐on‐year change in the marginal loss factors in power systems.
Jiajia Yang, Zhao Yang Dong, Fushuan Wen
doaj   +1 more source

Spot electricity market design for a power system characterized by high penetration of renewable energy generation

open access: yesEnergy Conversion and Economics, 2021
The continuous growth of renewable generation in power systems brings serious challenges to electricity markets due to their characteristics different from conventional generation technologies.
Jiajia Yang   +4 more
doaj   +1 more source

SimBench—A Benchmark Dataset of Electric Power Systems to Compare Innovative Solutions Based on Power Flow Analysis

open access: yesEnergies, 2020
Publicly accessible, elaborated grid datasets, i.e., benchmark grids, are well suited to publish and compare methods or study results. Similarly, developing innovative tools and algorithms in the fields of grid planning and grid operation is based on ...
Steffen Meinecke   +7 more
doaj   +1 more source

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