Technical and economical aspects of wholesale electricity markets: An international comparison and main contributions for improvements in Brazil
L Ribeiro, A Street, D Valladão, AC Freire… - Electric Power Systems …, 2023 - Elsevier
The Brazilian power-market design features were based on the system's physical and
economic characteristics in the'90s. However, some of the approximations and assumptions …
economic characteristics in the'90s. However, some of the approximations and assumptions …
Data-driven multistage distribuionally robust programming to hydrothermal economic dispatch with renewable energy sources
The multistage solution is very important to achieve optimal hydrothermal economic dispatch
considering the uncertainty of renewable energy sources. In data-driven settings, only some …
considering the uncertainty of renewable energy sources. In data-driven settings, only some …
[HTML][HTML] Approximating hydropower systems by feasibility spaces in stochastic dual dynamic programming
A Helseth - Electric Power Systems Research, 2024 - Elsevier
This work investigates and improves methodology for approximating hydropower systems by
feasibility spaces, which can be embedded in the stochastic dual dynamic programming …
feasibility spaces, which can be embedded in the stochastic dual dynamic programming …
[PDF][PDF] Stochastic dual dynamic programming and its variant-a review
C Füllner, S Rebennack - Optimization Online, 2023 - optimization-online.org
We provide a tutorial-type review on stochastic dual dynamic programming (SDDP), 4 as
one of the state-of-the-art solution methods for large-scale multistage stochastic programs …
one of the state-of-the-art solution methods for large-scale multistage stochastic programs …
Learning Optimal Power Flow value functions with input-convex neural networks
Abstract The Optimal Power Flow (OPF) problem is integral to the functioning of power
systems, aiming to optimize generation dispatch while adhering to technical and operational …
systems, aiming to optimize generation dispatch while adhering to technical and operational …
[HTML][HTML] Finding opportunity in economic power dispatch: Saving fuels without impacting retail electricity prices in fuel-producing countries
In many oil-and natural gas-producing countries, fuels are allocated to the electricity sector
at administratively set prices below international market prices for domestic policy reasons …
at administratively set prices below international market prices for domestic policy reasons …
A tailored derivative instrument to mitigate the price-and-quantity risk faced by Wind Power Companies
M de Fatima Barbosa, A Street, B Fanzeres - Energy Economics, 2024 - Elsevier
The intermittent nature of wind generation combined with the well-known volatility of
electricity spot prices expose Wind Power Companies (WPCs) committed to long-term …
electricity spot prices expose Wind Power Companies (WPCs) committed to long-term …
Water values and marginal costs for power generation planning under more restrictive constraints and a more detailed representation of hydro plants
CB da Cruz, LC Brandão, AL Diniz - Electric Power Systems Research, 2024 - Elsevier
Power generation planning for real large-scale systems is a complex multistage stochastic
problem, which requires modeling approximations for the representations of system …
problem, which requires modeling approximations for the representations of system …
Optimal segmented efficiency in hydrosystem area equivalents to capture real production peaks
E Blom, L Söder - Energy Systems, 2023 - Springer
Modeling large energy systems requires different forms of simplifications and aggregations.
This is especially true for large hydropower systems. One way to simplify the modeling of …
This is especially true for large hydropower systems. One way to simplify the modeling of …
Long-term Hydrothermal Bid-based Market Simulator
Simulating long-term hydrothermal bid-based markets considering strategic agents is a
challenging task. The representation of strategic agents considering inter-temporal …
challenging task. The representation of strategic agents considering inter-temporal …