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Modeling of a Robust Confidence Band for the Power Curve of a Wind Turbine [PDF]

open access: yesSensors, 2016
Having an accurate model of the power curve of a wind turbine allows us to better monitor its operation and planning of storage capacity. Since wind speed and direction is of a highly stochastic nature, the forecasting of the power generated by the wind ...
Wilmar Hernandez   +3 more
doaj   +2 more sources

Learning Curve and Wind Power [PDF]

open access: yes, 2010
This study explores the reasons why countries have chosen subsidies to green electricity instead of implementing the more common Pigouvian tax on polluting emissions.
Silvia Micheli
core   +2 more sources

Multivariate Data-Driven Models for Wind Turbine Power Curves including Sub-Component Temperatures

open access: yesEnergies, 2022
The most commonly employed tool for wind turbine performance analysis is the power curve, which is the relation between wind intensity and power. The diffusion of SCADA systems has boosted the adoption of data-driven approaches to power curves.
Davide Astolfi   +3 more
doaj   +1 more source

Applications and Modeling Techniques of Wind Turbine Power Curve for Wind Farms—A Review

open access: yesEnergies, 2022
In the wind energy industry, the power curve represents the relationship between the “wind speed” at the hub height and the corresponding “active power” to be generated.
Francisco Bilendo   +5 more
doaj   +1 more source

A two‐dimensional quantitative parametric investigation of simplified surface imperfections on the aerodynamic characteristics of a NACA 633‐418 airfoil

open access: yesWind Energy, 2021
The aerodynamic performance of a NACA 633‐418 airfoil has been analyzed with disturbances in approximately 1000 different configurations focused on the frontal 10% of the airfoil.
Emil Krog Kruse   +2 more
doaj   +1 more source

Standard Load Profiles for Electric Vehicle Charging Stations in Germany Based on Representative, Empirical Data

open access: yesEnergies, 2023
Electric vehicles are becoming dominant in the global automobile market due to their better environmental friendliness compared to internal combustion vehicles.
Christopher Hecht   +4 more
doaj   +1 more source

Wind tunnel experiments on a NACA 633‐418 airfoil with different types of leading edge roughness

open access: yesWind Energy, 2021
The NACA 633‐418 airfoil has been tested in the new Poul la Cour Wind Tunnel at the Technical University of Denmark, Risø campus, to expand the publicly available data of airfoils with leading edge roughness.
Emil Krog Kruse   +2 more
doaj   +1 more source

Perspectives on SCADA Data Analysis Methods for Multivariate Wind Turbine Power Curve Modeling

open access: yesMachines, 2021
Wind turbines are rotating machines which are subjected to non-stationary conditions and their power depends non-trivially on ambient conditions and working parameters.
Davide Astolfi
doaj   +1 more source

Artifactual power curves in forgetting [PDF]

open access: yesMemory & Cognition, 1997
Recent studies of the mathematical relationship between time and forgetting suggest that it is a power function rather than an exponential function, a finding that has important theoretical consequences. Through computational analysis and reanalyses of published data, we demonstrate that arithmetic averaging of exponential curves can produce an ...
R B, Anderson, R D, Tweney
openaire   +2 more sources

Reasons for the Recent Onshore Wind Capacity Factor Increase

open access: yesEnergies, 2023
Increasing wind capacity and capacity factors (CF) are essential for achieving the goals set by the Paris Climate Agreement. From 2010–2012 to 2018–2020, the 3-year mean CF of the global onshore wind turbine fleet rose from 0.22 to 0.25.
Christopher Jung, Dirk Schindler
doaj   +1 more source

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