Stefan Ivanell

Large-eddy simulations of the evolution of imposed turbulence in forced boundary layers in a very long domain

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wind Energy, p. 1482-1493, 2020

• DOI for Large-eddy simulations of the evolution of imposed turbulence in forced boundary layers in a very long domain
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Analytical body forces in numerical actuator disc model of wind turbines

Sörensen, Jens Nörkaer; Nilsson, Karl; Ivanell, Stefan; Asmuth, Henrik et al.

Part of Renewable energy, p. 2259-2271, 2020

• DOI for Analytical body forces in numerical actuator disc model of wind turbines

Impact of Wind Veer and the Coriolis Force for an Idealized Farm to Farm Interaction Case

Eriksson, Ola; Breton, Simon-Philippe; Nilsson, Karl; Ivanell, Stefan

Part of Applied Sciences, 2019

• DOI for Impact of Wind Veer and the Coriolis Force for an Idealized Farm to Farm Interaction Case
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Wind Farm Power Production Assessment: Introduction of a New Actuator Disc Method and Comparison with Existing Models in the Context of a Case Study

Simisiroglou, Nikolaos; Polatidis, Heracles; Ivanell, Stefan

Part of Applied Sciences, 2019

• DOI for Wind Farm Power Production Assessment: Introduction of a New Actuator Disc Method and Comparison with Existing Models in the Context of a Case Study
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Assessment of Turbulence Modelling in the Wake of an Actuator Disk with a Decaying Turbulence Inflow

Olivares-Espinosa, Hugo; Breton, Simon-Philippe; Nilsson, Karl; Masson, Christian et al.

Part of Applied Sciences, 2018

• DOI for Assessment of Turbulence Modelling in the Wake of an Actuator Disk with a Decaying Turbulence Inflow
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Micro-scale model comparison (benchmark) at the moderately complex forested site Ryningsnäs

Ivanell, Stefan; Arnqvist, Johan; Avila, Matias; Cavar, Dalibor et al.

Part of Wind Energy Science, p. 929-946, 2018

• DOI for Micro-scale model comparison (benchmark) at the moderately complex forested site Ryningsnäs
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Energy transition Gotland: Renewable resources and system effects

Nilsson, Karl; Soares, José; Ivanell, Stefan

2018

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Validation of the actuator disc and actuator line techniques for yawed rotor flows using the New MEXICO experimental data

Breton, Simon-Philippe; Shen, W.Z.; Ivanell, Stefan

2017

• DOI for Validation of the actuator disc and actuator line techniques for yawed rotor flows using the New MEXICO experimental data
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Validation of the actuator disc approach using small-scale model wind turbines

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wind Energy Science, p. 587-601, 2017

• DOI for Validation of the actuator disc approach using small-scale model wind turbines
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High-Order Numerical Simulations of Wind Turbine Wakes

Kleusberg, E.; Mikkelsen, R. F.; Schlatter, P.; Ivanell, Stefan et al.

Part of WAKE CONFERENCE 2017, 2017

• DOI for High-Order Numerical Simulations of Wind Turbine Wakes
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Complex terrain experiments in the New European Wind Atlas

Mann, J.; Angelou, N.; Arnqvist, Johan; Callies, D. et al.

Part of Philosophical Transactions. Series A, p. 1-23, 2017

• DOI for Complex terrain experiments in the New European Wind Atlas
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The Long distance wake behind Horns Rev I studied using large eddy simulations and a wind turbine parameterization in WRF

Eriksson, Ola; Baltscheffsky, M.; Breton, Simon-Philippe; Söderberg, S. et al.

Part of Journal of Physics, Conference Series, 2017

• DOI for The Long distance wake behind Horns Rev I studied using large eddy simulations and a wind turbine parameterization in WRF
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A survey of modelling methods for high-fidelity wind farm simulations using large eddy simulation

Breton, Simon-Philippe; Sumner, J.; Sörensen, J. N.; Hansen, K. S. et al.

Part of Philosophical Transactions. Series A, 2017

• DOI for A survey of modelling methods for high-fidelity wind farm simulations using large eddy simulation

Actuator line simulations of a Joukowsky and Tjaereborg rotor using spectral element and finite volume methods

Kleusberg, E.; Sarmast, Sasan; Schlatter, P.; Ivanell, Stefan et al.

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Actuator line simulations of a Joukowsky and Tjaereborg rotor using spectral element and finite volume methods
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Validation of the actuator line and disc techniques using the New MEXICO measurements

Sarmast, Sasan; Shen, W. Z.; Zhu, W. J.; Mikkelsen, R. F. et al.

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Validation of the actuator line and disc techniques using the New MEXICO measurements
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Description and validation of the actuator disc approach in PHOENICS.

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Gravdahl, Arne; Ivanell, Stefan

2016

The actuator disc concept in PHOENICS

Simisiroglou, Nikolaos; Karatsioris, Michael; Nilsson, Karl; Breton, Simon-Philippe et al.

Part of Energy Procedia, p. 269-277, 2016

• DOI for The actuator disc concept in PHOENICS
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Statistics of LES Simulations of Large Wind Farms

Andersen, Soren Juhl; Sorensen, Jens Norkaer; Mikkelsen, Robert; Ivanell, Stefan

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Statistics of LES Simulations of Large Wind Farms
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Validation of the actuator disc approach in PHOENICS using small scale model wind turbines

Simisiroglou, Nikolaos; Sarmast, Sasan; Breton, Simon-Philippe; Ivanell, Stefan

Part of Science Of Making Torque From Wind (Torque 2016), 2016

• DOI for Validation of the actuator disc approach in PHOENICS using small scale model wind turbines
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Comparison of the near-wake between actuator-line simulations and a simplified vortex model of a horizontal-axis wind turbine

Sarmast, Sasan; Segalini, Antonio; Mikkelsen, Robert F.; Ivanell, Stefan

Part of Wind Energy, p. 471-481, 2016

• DOI for Comparison of the near-wake between actuator-line simulations and a simplified vortex model of a horizontal-axis wind turbine

Large-eddy simulations of the Lillgrund wind farm

Nilsson, Karl; Ivanell, Stefan; Mikkelsen, Robert; Hansen, K.S. et al.

Part of Wind Energy, p. 449-467, 2015

• DOI for Large-eddy simulations of the Lillgrund wind farm

Simulation of wind turbine wakes using the actuator line technique

Sörensen, Jens N.; Mikkelsen, Robert F.; Henningson, Dan S.; Ivanell, Stefan et al.

Part of Philosophical Transactions. Series A, p. 20140071, 2015

• DOI for Simulation of wind turbine wakes using the actuator line technique

Validation of the actuator line method using near wake measurements of the MEXICO rotor

Nilsson, Karl; Shen, Wen Z.; Sorensen, Jens N.; Breton, Simon-Philippe et al.

Part of Wind Energy, p. 499-514, 2015

• DOI for Validation of the actuator line method using near wake measurements of the MEXICO rotor

Large-eddy simulations of wind farm production and long distance wakes

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wake Conference 2015, 2015

• DOI for Large-eddy simulations of wind farm production and long distance wakes
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Comparison between experiments and Large-Eddy Simulations of tip spiral structure and geometry

Ivanell, Stefan; Leweke, T.; Sarmast, Sasan; Quaranta, H. U. et al.

Part of Wake Conference 2015, 2015

• DOI for Comparison between experiments and Large-Eddy Simulations of tip spiral structure and geometry
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Quantifying variability of Large Eddy Simulations of very large wind farms

Andersen, S. J.; Witha, B.; Breton, Simon-Philippe; Sørensen, Jens Nørkær et al.

Part of Wake Conference 2015, 2015

• DOI for Quantifying variability of Large Eddy Simulations of very large wind farms
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Wake downstream of the Lillgrund wind farm - A Comparison between LES using the actuator disc method and a Wind farm Parametrization in WRF

Eriksson, Ola; Lindvall, J.; Breton, Simon-Philippe; Ivanell, Stefan

Part of WAKE CONFERENCE 2015, 2015

• DOI for Wake downstream of the Lillgrund wind farm - A Comparison between LES using the actuator disc method and a Wind farm Parametrization in WRF
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Comparison of actuator disc and Joukowsky rotor flows, to explore the need for a tip correction

van Kuik, Gijs; Yu, Wei; Sarmast, Sasan; Ivanell, Stefan

Part of Wake Conference 2015, 2015

• DOI for Comparison of actuator disc and Joukowsky rotor flows, to explore the need for a tip correction
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Simulating wind farms in the Weather Research and Forecast model, resolution sensitivities.

Eriksson, Ola; Ivanell, Stefan; Byrkjedal, Øyvind; Lindvall, Johannes

2015

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Mutual inductance instability of the tip vortices behind a wind turbine

Sarmast, Sasan; Dadfar, Reza; Mikkelsen, Robert F.; Schlatter, Philipp et al.

Part of Journal of Fluid Mechanics, p. 705-731, 2014

• DOI for Mutual inductance instability of the tip vortices behind a wind turbine
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Airfoil data sensitivity analysis for actuator disc simulations used in wind turbine applications

Nilsson, Karl; Breton, Simon-Philippe; Sørensen, Jens Nørkær; Ivanell, Stefan

Part of Science of Making Torque from Wind, 2014

• DOI for Airfoil data sensitivity analysis for actuator disc simulations used in wind turbine applications
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Analysis of long distance wakes of Horns Rev I using actuator disc approach

Eriksson, Ola; Mikkelsen, R.; Hansen, K. S.; Nilsson, Karl et al.

Part of Science of Making Torque from Wind 2012, 2014

• DOI for Analysis of long distance wakes of Horns Rev I using actuator disc approach
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Study of the influence of imposed turbulence on the asymptotic wake deficit in a very long line of wind turbines

Breton, Simon-Philippe; Nilsson, K.; Olivares-Espinosa, H.; Masson, C. et al.

Part of Renewable energy, p. 153-163, 2014

• DOI for Study of the influence of imposed turbulence on the asymptotic wake deficit in a very long line of wind turbines

Analysis of the effect of curtailment on power and fatigue loads of two aligned wind turbines using an actuator disc approach

Martinen, Silke; Carlén, Ingemar; Nilsson, Karl; Breton, Simon-Philippe et al.

Part of Science of Making Torque from Wind, 2014

• DOI for Analysis of the effect of curtailment on power and fatigue loads of two aligned wind turbines using an actuator disc approach
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Comparison of Engineering Wake Models with CFD Simulations

Andersen, S.J.; Sørensen, Jens; Ivanell, Stefan; Mikkelsen, Robert

Part of Journal of Physics, Conference Series, 2014

• DOI for Comparison of Engineering Wake Models with CFD Simulations
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Analysis of long distance wakes behind a row of turbines – a parameter study

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Science of Making Torque from Wind, 2014

• DOI for Analysis of long distance wakes behind a row of turbines – a parameter study
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Determination of Wind Turbine Near-Wake Length Based on Stability Analysis

Sörensen, Jens; Sarmast, S.; Mikkelsen, Robert; Ivanell, Stefan et al.

Part of Journal of Physics, Conference Series, 2014

• DOI for Determination of Wind Turbine Near-Wake Length Based on Stability Analysis
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Micro-siting/positioning of wind turbines: introducing a multi-criteria decision analysis framework

Polatidis, Heracles; Ivanell, Stefan

Part of 7th International Multi-Conference on Engineering and Technological Innovation, p. 23-27, 2014

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Comparative CFD study of the effect of the presence of downstream turbines on upstream ones using a rotational speed control system

Breton, Simon-Philippe; Nilsson, Karl; Ivanell, Stefan; Olivares-Espinosa, H. et al.

Part of Science of Making Torque from Wind 2012, 2014

• DOI for Comparative CFD study of the effect of the presence of downstream turbines on upstream ones using a rotational speed control system
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Optimization of Large Wind Farms, The Nordic Consortium, Activity report 2009-2012: Elforsk rapport 13:12

Ivanell, Stefan; Carlen, Ingemar; Nilsson, Karl; Sarmast, Sasan et al.

2013

Characterization of wind turbine wakes in a non-sheared turbulent flow

Olivares-Espinosa, Hugo; Breton, Simon-Philippe; Nilsson, Karl; Masson, Christian et al.

Part of Proceedings of the 2013 International Conference on Aerodynamics of Offshore Wind Energy Systems and Wakes (ICOWES2013), p. 435-449, 2013

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Study Of The Influence Of Atmospheric turbulence On The Asymptotic wake Deficit In A very Long Line Of Wind Turbines

Breton, Simon-Philippe; Nilsson, Karl; Olivares-Espinosa, Hugo; Masson, Christian et al.

Part of Proceedings of the 2013 International Conference on Aerodynamics of Offshore Wind Energy Systems and Wakes (ICOWES 2013), p. 420-434, 2013

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Instant Wind: Model reduction for fast CFD computations

Vogstad, Klaus; Bhutoria, Vaibhav; Amund Lund, John; Ivanell, Stefan et al.

2012

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Power estimation of the Lillgrund Wind farm using different actuator disc approaches - A base line case study

Nilsson, Karl; Ivanell, Stefan

2012

A technical Note - Methods used in wake simulations of floating turbines

Ivanell, Stefan; Nilsson, Karl; Mikkelsen, Robert

2012

Simulation and Modelling of Turbulent Wind Fields in Wind Farms: DTU Mechanical Engineering contribution to TOPFARM Work Package 1

Ivanell, Stefan; Sørensen, Jens; Mikkelsen, Robert; Troldborg, N. et al.

2011

Vindkraft

Ivanell, Stefan; Liljenfeldt, Johanna; Möllerström, Erik; Ottermo, Fredric et al.

Studentlitteratur AB, 2025

A fast-running physics-based wake model for a semi-infinite wind farm

Bastankhah, Majid; Mohammadi, Mohammad Mehdi; Lees, Charlie; Navarro Diaz, Gonzalo et al.

Part of Journal of Fluid Mechanics, 2024

• DOI for A fast-running physics-based wake model for a semi-infinite wind farm
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Machine learning methods to improve spatial predictions of coastal wind speed profiles and low-level jets using single-level ERA5 data

Hallgren, Christoffer; Aird, Jeanie A.; Ivanell, Stefan; Körnich, Heiner et al.

Part of Wind Energy Science, p. 821-840, 2024

• DOI for Machine learning methods to improve spatial predictions of coastal wind speed profiles and low-level jets using single-level ERA5 data
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An actuator sector model for wind power applications: a parametric study

Mohammadi, Mohammad Mehdi; Olivares-Espinosa, Hugo; Navarro Diaz, Gonzalo Pablo; Ivanell, Stefan

Part of Wind Energy Science, p. 1305-1321, 2024

• DOI for An actuator sector model for wind power applications: a parametric study
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An aeroelastic coupling of an actuator sector model with OpenFAST in atmospheric flows

Mohammadi, Mohammad Mehdi; Chanprasert, Warit; Olivares-Espinosa, Hugo; Ivanell, Stefan

Part of SCIENCE OF MAKING TORQUE FROM WIND, TORQUE 2024, 2024

• DOI for An aeroelastic coupling of an actuator sector model with OpenFAST in atmospheric flows
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A fast-running physics-based wake model for a semi-infinite wind farm

Bastankhah, Majid; Mohammadi, Mohammad Mehdi; Lees, Charlie; Navarro Diaz, Gonzalo et al.

Part of Journal of Fluid Mechanics, 2024

• DOI for A fast-running physics-based wake model for a semi-infinite wind farm
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Machine learning methods to improve spatial predictions of coastal wind speed profiles and low-level jets using single-level ERA5 data

Hallgren, Christoffer; Aird, Jeanie A.; Ivanell, Stefan; Körnich, Heiner et al.

Part of Wind Energy Science, p. 821-840, 2024

• DOI for Machine learning methods to improve spatial predictions of coastal wind speed profiles and low-level jets using single-level ERA5 data
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An actuator sector model for wind power applications: a parametric study

Mohammadi, Mohammad Mehdi; Olivares-Espinosa, Hugo; Navarro Diaz, Gonzalo Pablo; Ivanell, Stefan

Part of Wind Energy Science, p. 1305-1321, 2024

• DOI for An actuator sector model for wind power applications: a parametric study
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Impact of turbine availability and wake effect on the application of dynamic thermal rating of wind farm export transformers

Li, Zhongtian; Hilber, Patrik; Laneryd, Tor; Navarro Diaz, Gonzalo et al.

Part of Energy Reports, p. 1399-1411, 2024

• DOI for Impact of turbine availability and wake effect on the application of dynamic thermal rating of wind farm export transformers
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The characteristics of helically deflected wind turbine wakes

Korb, Henry; Asmuth, Henrik; Ivanell, Stefan

Part of Journal of Fluid Mechanics, 2023

• DOI for The characteristics of helically deflected wind turbine wakes
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Peculiar Winds At The Coast: And How To Catch Them!

Hallgren, Christoffer; Ivanell, Stefan; Körnich, Heiner; Sahlée, Erik

Part of Frontiers for Young Minds, 2023

• DOI for Peculiar Winds At The Coast: And How To Catch Them!
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Brief communication: On the definition of the low-level jet

Hallgren, Christoffer; Aird, Jeanie A.; Ivanell, Stefan; Körnich, Heiner et al.

Part of Wind Energy Science, p. 1651-1658, 2023

• DOI for Brief communication: On the definition of the low-level jet
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A Single-Column Method to Identify Sea and Land Breezes in Mesoscale-Resolving NWP Models

Hallgren, Christoffer; Körnich, Heiner; Ivanell, Stefan; Sahlée, Erik

Part of Weather and forecasting, p. 1025-1039, 2023

• DOI for A Single-Column Method to Identify Sea and Land Breezes in Mesoscale-Resolving NWP Models
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On the accuracy of predicting wind-farm blockage

Forsting, Alexander R. Meyer; Navarro Diaz, Gonzalo; Segalini, Antonio; Andersen, Soren J. et al.

Part of Renewable energy, p. 114-129, 2023

• DOI for On the accuracy of predicting wind-farm blockage
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Actuator line model using simplified force calculation methods

Diaz, Gonzalo Pablo Navarro; Otero, Alejandro Daniel; Asmuth, Henrik; Sørensen, Jens Nørkaer et al.

Part of Wind Energy Science, p. 363-382, 2023

• DOI for Actuator line model using simplified force calculation methods
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Wind Turbine Response in Waked Inflow: A Modelling Benchmark Against Full-Scale Measurements

Asmuth, Henrik; Navarro Diaz, Gonzalo; Madsen, Helge Aagard; Branlard, Emmanuel et al.

Part of Renewable energy, p. 868-887, 2022

• DOI for Wind Turbine Response in Waked Inflow: A Modelling Benchmark Against Full-Scale Measurements
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Classification and properties of non-idealized coastal wind profiles - an observational study

Hallgren, Christoffer; Arnqvist, Johan; Nilsson, Erik O.; Ivanell, Stefan et al.

Part of Wind Energy Science, p. 1183-1207, 2022

• DOI for Classification and properties of non-idealized coastal wind profiles - an observational study
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Wall-modeled lattice Boltzmann large-eddy simulation of neutral atmospheric boundary layers

Asmuth, Henrik; Janßen, Christian F.; Olivares-Espinosa, Hugo; Ivanell, Stefan

Part of Physics of fluids, p. 105111-105111, 2021

• DOI for Wall-modeled lattice Boltzmann large-eddy simulation of neutral atmospheric boundary layers
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The smoother the better?: A comparison of six post-processing methods to improve short-term offshore wind power forecasts in the Baltic Sea

Hallgren, Christoffer; Ivanell, Stefan; Körnich, Heiner; Vakkari, Ville et al.

Part of Wind Energy Science, p. 1205-1226, 2021

• DOI for The smoother the better?: A comparison of six post-processing methods to improve short-term offshore wind power forecasts in the Baltic Sea
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A sensitivity study of the WRF model in offshore wind modeling over the Baltic Sea

Li, Huidong; Carlsson, Björn; Wu, Lichuan; Hallgren, Christoffer et al.

Part of Geoscience Frontiers, 2021

• DOI for A sensitivity study of the WRF model in offshore wind modeling over the Baltic Sea
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Wind turbine wake inflow over a heterogeneous forest: comparison between measurement and LES simulation

Navarro Diaz, Gonzalo; Arnqvist, Johan; Ivanell, Stefan

Part of Journal of Physics, Conference Series, 2021

• DOI for Wind turbine wake inflow over a heterogeneous forest: comparison between measurement and LES simulation
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Exploring the application of reinforcement learning to wind farm control

Korb, Henry; Asmuth, Henrik; Stender, Merten; Ivanell, Stefan

Part of Journal of Physics, Conference Series, 2021

• DOI for Exploring the application of reinforcement learning to wind farm control
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Assessment of Weak Compressibility in Actuator Line Simulations of Wind Turbine Wakes

Asmuth, Henrik; Janßen, Christian F.; Olivares-Espinosa, Hugo; Nilsson, Karl et al.

Part of Journal of Physics, Conference Series, 2020

• DOI for Assessment of Weak Compressibility in Actuator Line Simulations of Wind Turbine Wakes
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Actuator line simulations of wind turbine wakes using the lattice Boltzmann method

Asmuth, Henrik; Olivares-Espinosa, Hugo; Ivanell, Stefan

Part of Wind Energy Science, p. 623-645, 2020

• DOI for Actuator line simulations of wind turbine wakes using the lattice Boltzmann method
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Looking for an Offshore Low-Level Jet Champion among Recent Reanalyses: A Tight Race over the Baltic Sea

Hallgren, Christoffer; Arnqvist, Johan; Ivanell, Stefan; Kornich, Heiner et al.

Part of Energies, 2020

• DOI for Looking for an Offshore Low-Level Jet Champion among Recent Reanalyses: A Tight Race over the Baltic Sea
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Global trends in the performance of large wind farms based on high-fidelity simulations

Juhl Andersen, Søren; Breton, Simon-Philippe; Witha, Björn; Ivanell, Stefan et al.

Part of Wind Energy Science, p. 1689-1703, 2020

• DOI for Global trends in the performance of large wind farms based on high-fidelity simulations
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Large-eddy simulations of the evolution of imposed turbulence in forced boundary layers in a very long domain

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wind Energy, p. 1482-1493, 2020

• DOI for Large-eddy simulations of the evolution of imposed turbulence in forced boundary layers in a very long domain
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Analytical body forces in numerical actuator disc model of wind turbines

Sörensen, Jens Nörkaer; Nilsson, Karl; Ivanell, Stefan; Asmuth, Henrik et al.

Part of Renewable energy, p. 2259-2271, 2020

• DOI for Analytical body forces in numerical actuator disc model of wind turbines

The Actuator Line Model in Lattice Boltzmann Frameworks: Numerical Sensitivity and Computational Performance

Asmuth, Henrik; Olivares-Espinosa, Hugo; Nilsson, Karl; Ivanell, Stefan

Part of Journal of Physics, Conference Series, 2019

• DOI for The Actuator Line Model in Lattice Boltzmann Frameworks: Numerical Sensitivity and Computational Performance
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Impact of Wind Veer and the Coriolis Force for an Idealized Farm to Farm Interaction Case

Eriksson, Ola; Breton, Simon-Philippe; Nilsson, Karl; Ivanell, Stefan

Part of Applied Sciences, 2019

• DOI for Impact of Wind Veer and the Coriolis Force for an Idealized Farm to Farm Interaction Case
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Wind Farm Power Production Assessment: Introduction of a New Actuator Disc Method and Comparison with Existing Models in the Context of a Case Study

Simisiroglou, Nikolaos; Polatidis, Heracles; Ivanell, Stefan

Part of Applied Sciences, 2019

• DOI for Wind Farm Power Production Assessment: Introduction of a New Actuator Disc Method and Comparison with Existing Models in the Context of a Case Study
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Assessment of Turbulence Modelling in the Wake of an Actuator Disk with a Decaying Turbulence Inflow

Olivares-Espinosa, Hugo; Breton, Simon-Philippe; Nilsson, Karl; Masson, Christian et al.

Part of Applied Sciences, 2018

• DOI for Assessment of Turbulence Modelling in the Wake of an Actuator Disk with a Decaying Turbulence Inflow
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Micro-scale model comparison (benchmark) at the moderately complex forested site Ryningsnäs

Ivanell, Stefan; Arnqvist, Johan; Avila, Matias; Cavar, Dalibor et al.

Part of Wind Energy Science, p. 929-946, 2018

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Validation of the actuator disc approach using small-scale model wind turbines

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wind Energy Science, p. 587-601, 2017

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Complex terrain experiments in the New European Wind Atlas

Mann, J.; Angelou, N.; Arnqvist, Johan; Callies, D. et al.

Part of Philosophical Transactions. Series A, p. 1-23, 2017

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The Long distance wake behind Horns Rev I studied using large eddy simulations and a wind turbine parameterization in WRF

Eriksson, Ola; Baltscheffsky, M.; Breton, Simon-Philippe; Söderberg, S. et al.

Part of Journal of Physics, Conference Series, 2017

• DOI for The Long distance wake behind Horns Rev I studied using large eddy simulations and a wind turbine parameterization in WRF
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Comparison of the near-wake between actuator-line simulations and a simplified vortex model of a horizontal-axis wind turbine

Sarmast, Sasan; Segalini, Antonio; Mikkelsen, Robert F.; Ivanell, Stefan

Part of Wind Energy, p. 471-481, 2016

• DOI for Comparison of the near-wake between actuator-line simulations and a simplified vortex model of a horizontal-axis wind turbine

Large-eddy simulations of the Lillgrund wind farm

Nilsson, Karl; Ivanell, Stefan; Mikkelsen, Robert; Hansen, K.S. et al.

Part of Wind Energy, p. 449-467, 2015

• DOI for Large-eddy simulations of the Lillgrund wind farm

Simulation of wind turbine wakes using the actuator line technique

Sörensen, Jens N.; Mikkelsen, Robert F.; Henningson, Dan S.; Ivanell, Stefan et al.

Part of Philosophical Transactions. Series A, p. 20140071, 2015

• DOI for Simulation of wind turbine wakes using the actuator line technique

Validation of the actuator line method using near wake measurements of the MEXICO rotor

Nilsson, Karl; Shen, Wen Z.; Sorensen, Jens N.; Breton, Simon-Philippe et al.

Part of Wind Energy, p. 499-514, 2015

• DOI for Validation of the actuator line method using near wake measurements of the MEXICO rotor

Mutual inductance instability of the tip vortices behind a wind turbine

Sarmast, Sasan; Dadfar, Reza; Mikkelsen, Robert F.; Schlatter, Philipp et al.

Part of Journal of Fluid Mechanics, p. 705-731, 2014

• DOI for Mutual inductance instability of the tip vortices behind a wind turbine
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Study of the influence of imposed turbulence on the asymptotic wake deficit in a very long line of wind turbines

Breton, Simon-Philippe; Nilsson, K.; Olivares-Espinosa, H.; Masson, C. et al.

Part of Renewable energy, p. 153-163, 2014

• DOI for Study of the influence of imposed turbulence on the asymptotic wake deficit in a very long line of wind turbines

Comparison of Engineering Wake Models with CFD Simulations

Andersen, S.J.; Sørensen, Jens; Ivanell, Stefan; Mikkelsen, Robert

Part of Journal of Physics, Conference Series, 2014

• DOI for Comparison of Engineering Wake Models with CFD Simulations
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Determination of Wind Turbine Near-Wake Length Based on Stability Analysis

Sörensen, Jens; Sarmast, S.; Mikkelsen, Robert; Ivanell, Stefan et al.

Part of Journal of Physics, Conference Series, 2014

• DOI for Determination of Wind Turbine Near-Wake Length Based on Stability Analysis
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Validation of the actuator line method using near wake measurements of the MEXICO rotor.

Nilsson, Karl; Shen, Wen Zhong; Sørensen, Jens; Breton, Simon-Philippe et al.

Part of Wind Energy, 2014

Analysis of long distance wakes of Horns Rev 1 using actuator disc approach

Eriksson, Ola; Mikkelsen, Robert; Hansen, K.S.; Nilsson, Karl et al.

Part of Journal of Physics: Conference Series, 2014

Wind Turbine Wake Modeling - Possibilities with Actuator line/disc approaches

Ivanell, Stefan; Mikkelsen, Robert

Part of Wiley Energy Encyclopedia, 2014

The upstream flow of a wind turbine: blockage effect

Medici, D.; Ivanell, Stefan; Dahlberg, J-Å.; Alfredsson, P.H.

Part of Wind Energy, 2011

• DOI for The upstream flow of a wind turbine: blockage effect

Analysis of Numerically Generated Wake Structures

Ivanell, Stefan; Sørensen, Jens; Mikkelsen, Robert; Henningson, D.

Part of Wind Energy, 2009

• DOI for Analysis of Numerically Generated Wake Structures

A survey of modelling methods for high-fidelity wind farm simulations using large eddy simulation

Breton, Simon-Philippe; Sumner, J.; Sörensen, J. N.; Hansen, K. S. et al.

Part of Philosophical Transactions. Series A, 2017

• DOI for A survey of modelling methods for high-fidelity wind farm simulations using large eddy simulation

Vindkraft

Ivanell, Stefan; Liljenfeldt, Johanna; Möllerström, Erik; Ottermo, Fredric et al.

Studentlitteratur AB, 2025

Wind Energy - Impact of Turbulence

Hölling, Michael; Peinke, Joachim; Ivanell, Stefan

Springer, 2014

An aeroelastic coupling of an actuator sector model with OpenFAST in atmospheric flows

Mohammadi, Mohammad Mehdi; Chanprasert, Warit; Olivares-Espinosa, Hugo; Ivanell, Stefan

Part of SCIENCE OF MAKING TORQUE FROM WIND, TORQUE 2024, 2024

• DOI for An aeroelastic coupling of an actuator sector model with OpenFAST in atmospheric flows
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Validation of a Lattice Boltzmann Solver Against Wind Turbine Response and Wake Measurements

Korb, Henry; Asmuth, Henrik; Ivanell, Stefan

Part of WAKE CONFERENCE 2023, 2023

• DOI for Validation of a Lattice Boltzmann Solver Against Wind Turbine Response and Wake Measurements
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How Fast is Fast Enough?: Industry Perspectives on the Use of Large-eddy Simulation in Wind Energy

Asmuth, Henrik; Korb, Henry; Ivanell, Stefan

Part of WAKE CONFERENCE 2023, 2023

• DOI for How Fast is Fast Enough?: Industry Perspectives on the Use of Large-eddy Simulation in Wind Energy
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Comparison of three DWM-based wake models at above-rated wind speeds

Hanssen-Bauer, O. W.; Doubrawa, P.; Madsen, H. Aa; Asmuth, Henrik et al.

Part of WAKE CONFERENCE 2023, 2023

• DOI for Comparison of three DWM-based wake models at above-rated wind speeds
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Sizing Transformer Considering Transformer Thermal Limits and Wind Farm Wake Effect

Li, Zhongtian; Morozovska, Kateryna; Hilber, Patrik; Laneryd, Tor et al.

Part of 2021 IEEE PES INNOVATIVE SMART GRID TECHNOLOGIES - ASIA (ISGT ASIA), 2021

• DOI for Sizing Transformer Considering Transformer Thermal Limits and Wind Farm Wake Effect

Dependence of wind turbine loads on inlet flow field

Hanssen-Bauer, O. W.; de Vaal, J. B.; Tutkun, M.; Asmuth, Henrik et al.

Part of Science of making torque from wind (TORQUE 2020), pts 1-5, 2020

• DOI for Dependence of wind turbine loads on inlet flow field
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Investigation of Turbulence Accuracy When Modeling Wind in Realistic Forests Using LES

Arnqvist, Johan; Olivares-Espinosa, Hugo; Ivanell, Stefan

Part of Progress In Turbulence Viii, p. 291-296, 2019

• DOI for Investigation of Turbulence Accuracy When Modeling Wind in Realistic Forests Using LES

Assessment of wind fields over forested sites with LES and a nacelle lidar

Olivares-Espinosa, Hugo; Arnqvist, Johan; Ivanell, Stefan

Part of Wake conference, 2019

• DOI for Assessment of wind fields over forested sites with LES and a nacelle lidar
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Validation of the actuator disc and actuator line techniques for yawed rotor flows using the New MEXICO experimental data

Breton, Simon-Philippe; Shen, W.Z.; Ivanell, Stefan

2017

• DOI for Validation of the actuator disc and actuator line techniques for yawed rotor flows using the New MEXICO experimental data
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High-Order Numerical Simulations of Wind Turbine Wakes

Kleusberg, E.; Mikkelsen, R. F.; Schlatter, P.; Ivanell, Stefan et al.

Part of WAKE CONFERENCE 2017, 2017

• DOI for High-Order Numerical Simulations of Wind Turbine Wakes
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Actuator line simulations of a Joukowsky and Tjaereborg rotor using spectral element and finite volume methods

Kleusberg, E.; Sarmast, Sasan; Schlatter, P.; Ivanell, Stefan et al.

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Actuator line simulations of a Joukowsky and Tjaereborg rotor using spectral element and finite volume methods
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Validation of the actuator line and disc techniques using the New MEXICO measurements

Sarmast, Sasan; Shen, W. Z.; Zhu, W. J.; Mikkelsen, R. F. et al.

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Validation of the actuator line and disc techniques using the New MEXICO measurements
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The actuator disc concept in PHOENICS

Simisiroglou, Nikolaos; Karatsioris, Michael; Nilsson, Karl; Breton, Simon-Philippe et al.

Part of Energy Procedia, p. 269-277, 2016

• DOI for The actuator disc concept in PHOENICS
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Statistics of LES Simulations of Large Wind Farms

Andersen, Soren Juhl; Sorensen, Jens Norkaer; Mikkelsen, Robert; Ivanell, Stefan

Part of SCIENCE OF MAKING TORQUE FROM WIND (TORQUE 2016), 2016

• DOI for Statistics of LES Simulations of Large Wind Farms
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Validation of the actuator disc approach in PHOENICS using small scale model wind turbines

Simisiroglou, Nikolaos; Sarmast, Sasan; Breton, Simon-Philippe; Ivanell, Stefan

Part of Science Of Making Torque From Wind (Torque 2016), 2016

• DOI for Validation of the actuator disc approach in PHOENICS using small scale model wind turbines
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Large-eddy simulations of wind farm production and long distance wakes

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Wake Conference 2015, 2015

• DOI for Large-eddy simulations of wind farm production and long distance wakes
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Comparison between experiments and Large-Eddy Simulations of tip spiral structure and geometry

Ivanell, Stefan; Leweke, T.; Sarmast, Sasan; Quaranta, H. U. et al.

Part of Wake Conference 2015, 2015

• DOI for Comparison between experiments and Large-Eddy Simulations of tip spiral structure and geometry
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Quantifying variability of Large Eddy Simulations of very large wind farms

Andersen, S. J.; Witha, B.; Breton, Simon-Philippe; Sørensen, Jens Nørkær et al.

Part of Wake Conference 2015, 2015

• DOI for Quantifying variability of Large Eddy Simulations of very large wind farms
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Wake downstream of the Lillgrund wind farm - A Comparison between LES using the actuator disc method and a Wind farm Parametrization in WRF

Eriksson, Ola; Lindvall, J.; Breton, Simon-Philippe; Ivanell, Stefan

Part of WAKE CONFERENCE 2015, 2015

• DOI for Wake downstream of the Lillgrund wind farm - A Comparison between LES using the actuator disc method and a Wind farm Parametrization in WRF
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Comparison of actuator disc and Joukowsky rotor flows, to explore the need for a tip correction

van Kuik, Gijs; Yu, Wei; Sarmast, Sasan; Ivanell, Stefan

Part of Wake Conference 2015, 2015

• DOI for Comparison of actuator disc and Joukowsky rotor flows, to explore the need for a tip correction
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Simulating wind farms in the Weather Research and Forecast model, resolution sensitivities.

Eriksson, Ola; Ivanell, Stefan; Byrkjedal, Øyvind; Lindvall, Johannes

2015

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Airfoil data sensitivity analysis for actuator disc simulations used in wind turbine applications

Nilsson, Karl; Breton, Simon-Philippe; Sørensen, Jens Nørkær; Ivanell, Stefan

Part of Science of Making Torque from Wind, 2014

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Analysis of long distance wakes of Horns Rev I using actuator disc approach

Eriksson, Ola; Mikkelsen, R.; Hansen, K. S.; Nilsson, Karl et al.

Part of Science of Making Torque from Wind 2012, 2014

• DOI for Analysis of long distance wakes of Horns Rev I using actuator disc approach
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Analysis of the effect of curtailment on power and fatigue loads of two aligned wind turbines using an actuator disc approach

Martinen, Silke; Carlén, Ingemar; Nilsson, Karl; Breton, Simon-Philippe et al.

Part of Science of Making Torque from Wind, 2014

• DOI for Analysis of the effect of curtailment on power and fatigue loads of two aligned wind turbines using an actuator disc approach
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Analysis of long distance wakes behind a row of turbines – a parameter study

Eriksson, Ola; Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of Science of Making Torque from Wind, 2014

• DOI for Analysis of long distance wakes behind a row of turbines – a parameter study
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Numerical CFD Comparison of Lillgrund Employing RANS

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Ivanell, Stefan; Crasto, G. et al.

Part of Energy Procedia 53, 2014

Numerical CFD comparison of Lillgrund employing RANS EERA

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Crasto, G.; Hansen, K.S. et al.

2014

Micro-siting/positioning of wind turbines: introducing a multi-criteria decision analysis framework

Polatidis, Heracles; Ivanell, Stefan

Part of 7th International Multi-Conference on Engineering and Technological Innovation, p. 23-27, 2014

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Comparative CFD study of the effect of the presence of downstream turbines on upstream ones using a rotational speed control system

Breton, Simon-Philippe; Nilsson, Karl; Ivanell, Stefan; Olivares-Espinosa, H. et al.

Part of Science of Making Torque from Wind 2012, 2014

• DOI for Comparative CFD study of the effect of the presence of downstream turbines on upstream ones using a rotational speed control system
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LES of the Lillgrund wind farm using a torque based power controller

Nilsson, Karl; Ivanell, Stefan; Hansen, K.S.; Mikkelsen, Robert et al.

2013

Characterization of wind turbine wakes in a non-sheared turbulent flow

Olivares-Espinosa, Hugo; Breton, Simon-Philippe; Nilsson, Karl; Masson, Christian et al.

Part of Proceedings of the 2013 International Conference on Aerodynamics of Offshore Wind Energy Systems and Wakes (ICOWES2013), p. 435-449, 2013

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Study Of The Influence Of Atmospheric turbulence On The Asymptotic wake Deficit In A very Long Line Of Wind Turbines

Breton, Simon-Philippe; Nilsson, Karl; Olivares-Espinosa, Hugo; Masson, Christian et al.

Part of Proceedings of the 2013 International Conference on Aerodynamics of Offshore Wind Energy Systems and Wakes (ICOWES 2013), p. 420-434, 2013

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CFD Actuator disc analysis of the Lillgrund wind farm

Nilsson, Karl; Mikkelsen, Robert; Hansen, K.S.; Ivanell, Stefan

2012

A survey of available data and studies of Farm-Farm interaction

Eriksson, Ola; Ivanell, Stefan

2012

Power control system of a simulated wind turbine

Nilsson, Karl; Breton, Simon-Philippe; Ivanell, Stefan

Part of , 2012

Stability of the helical tip vortices behind a wind turbine

Sarmast, S.; Schlatter, P.; Ivanell, Stefan; Mikkelsen, Robert et al.

2012

Determination of the tip vortex trajectory behind the MEXICO rotor

Nilsson, Karl; Shen, Wen Zhong; Sørensen, Jens; Ivanell, Stefan

2011

Analysis of wind turbine flow structure using Koopman mode decomposition technique

Sarmast, Sasan; Bagheri, Shervin; Ilak, Milos; Ivanell, Stefan et al.

2011

The impact of wind direction in atmospheric BL on interacting wakes at Horns Rev wind farm

Ivanell, Stefan; Mikkelsen, Robert; Sørensen, Jens; Henningson, D.

2010

ACD Modelling of Wake Interaction in the Horns Rev Wind Farm

Ivanell, Stefan; Mikkelsen, Robert; Sørensen, Jens

Part of Extended Abstracts for Euromech Colloquium 508, 2009, 2009

The winds are twisting: analysis of strong directional shear across the rotor plane using coastal lidar measurements and ERA5

Hallgren, Christoffer; Körnich, Heiner; Ivanell, Stefan; Ville, Vakkari et al.

Energy transition Gotland: Renewable resources and system effects

Nilsson, Karl; Soares, José; Ivanell, Stefan

2018

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Description and validation of the actuator disc approach in PHOENICS.

Simisiroglou, Nikolaos; Breton, Simon-Philippe; Gravdahl, Arne; Ivanell, Stefan

2016

Optimization of Large Wind Farms, The Nordic Consortium, Activity report 2009-2012: Elforsk rapport 13:12

Ivanell, Stefan; Carlen, Ingemar; Nilsson, Karl; Sarmast, Sasan et al.

2013

Instant Wind: Model reduction for fast CFD computations

Vogstad, Klaus; Bhutoria, Vaibhav; Amund Lund, John; Ivanell, Stefan et al.

2012

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Power estimation of the Lillgrund Wind farm using different actuator disc approaches - A base line case study

Nilsson, Karl; Ivanell, Stefan

2012

A technical Note - Methods used in wake simulations of floating turbines

Ivanell, Stefan; Nilsson, Karl; Mikkelsen, Robert

2012

Simulation and Modelling of Turbulent Wind Fields in Wind Farms: DTU Mechanical Engineering contribution to TOPFARM Work Package 1

Ivanell, Stefan; Sørensen, Jens; Mikkelsen, Robert; Troldborg, N. et al.

2011