Vertical Axis Wind Turbine Layout Optimization

Vertical Axis Wind Turbines (VAWTs) are not mature enough yet for offshore wind farms, but they offer benefits compared to conventional Horizontal Axis Wind Turbines (HAWTs). Higher power densities, reduced wakes, lower center of mass, and different power and thrust curves make VAWTs an interesting...

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Main Authors: Davide Cazzaro, Gabriele Bedon, David Pisinger
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/6/2697
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author Davide Cazzaro
Gabriele Bedon
David Pisinger
author_facet Davide Cazzaro
Gabriele Bedon
David Pisinger
author_sort Davide Cazzaro
collection DOAJ
description Vertical Axis Wind Turbines (VAWTs) are not mature enough yet for offshore wind farms, but they offer benefits compared to conventional Horizontal Axis Wind Turbines (HAWTs). Higher power densities, reduced wakes, lower center of mass, and different power and thrust curves make VAWTs an interesting option to complement existing wind farms. The optimization of wind farm layouts—finding the optimal positions of wind turbines in a park—has proven crucial to extract more energy from conventional wind farms. In this study, we build an optimizer for VAWTs that can consider arbitrarily shaped layouts as well as obstacles in the area. We adapt a recent model for the wakes of VAWTs considering a Troposkien design. We can then model and optimize a large VAWT park in a real wind scenario and assess for the first time its performance operating Troposkien VAWTs. In addition, we present a novel model for wind farm optimization that considers the clockwise and counterclockwise rotation of turbines. This optimization exploits the asymmetric wakes of VAWTs, thus increasing the total energy production. We benchmark our optimization on realistic instances and compare VAWTs and HAWTs wind farm layouts, showing that VAWTs can achieve higher density and power production than HAWTs in the same area. Finally, the wake loss reduction is compared to the literature.
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spelling doaj.art-4a1433eca51040a58b5e3757e6132c522023-11-17T10:49:44ZengMDPI AGEnergies1996-10732023-03-01166269710.3390/en16062697Vertical Axis Wind Turbine Layout OptimizationDavide Cazzaro0Gabriele Bedon1David Pisinger2DTU Management, Technical University of Denmark, Akademivej 358, 2800 Kongens Lyngby, DenmarkFormerly Vattenfall BA Wind, 2800 Kongens Lyngby, DenmarkVattenfall BA Wind, Jupitervej 6, 6000 Kolding, DenmarkVertical Axis Wind Turbines (VAWTs) are not mature enough yet for offshore wind farms, but they offer benefits compared to conventional Horizontal Axis Wind Turbines (HAWTs). Higher power densities, reduced wakes, lower center of mass, and different power and thrust curves make VAWTs an interesting option to complement existing wind farms. The optimization of wind farm layouts—finding the optimal positions of wind turbines in a park—has proven crucial to extract more energy from conventional wind farms. In this study, we build an optimizer for VAWTs that can consider arbitrarily shaped layouts as well as obstacles in the area. We adapt a recent model for the wakes of VAWTs considering a Troposkien design. We can then model and optimize a large VAWT park in a real wind scenario and assess for the first time its performance operating Troposkien VAWTs. In addition, we present a novel model for wind farm optimization that considers the clockwise and counterclockwise rotation of turbines. This optimization exploits the asymmetric wakes of VAWTs, thus increasing the total energy production. We benchmark our optimization on realistic instances and compare VAWTs and HAWTs wind farm layouts, showing that VAWTs can achieve higher density and power production than HAWTs in the same area. Finally, the wake loss reduction is compared to the literature.https://www.mdpi.com/1996-1073/16/6/2697wind farmlayout optimizationvertical axis wind turbinesasymmetric wakes
spellingShingle Davide Cazzaro
Gabriele Bedon
David Pisinger
Vertical Axis Wind Turbine Layout Optimization
Energies
wind farm
layout optimization
vertical axis wind turbines
asymmetric wakes
title Vertical Axis Wind Turbine Layout Optimization
title_full Vertical Axis Wind Turbine Layout Optimization
title_fullStr Vertical Axis Wind Turbine Layout Optimization
title_full_unstemmed Vertical Axis Wind Turbine Layout Optimization
title_short Vertical Axis Wind Turbine Layout Optimization
title_sort vertical axis wind turbine layout optimization
topic wind farm
layout optimization
vertical axis wind turbines
asymmetric wakes
url https://www.mdpi.com/1996-1073/16/6/2697
work_keys_str_mv AT davidecazzaro verticalaxiswindturbinelayoutoptimization
AT gabrielebedon verticalaxiswindturbinelayoutoptimization
AT davidpisinger verticalaxiswindturbinelayoutoptimization