Niels N. Sørensen

Niels N. Sørensen

Professor

DTU VINDENERGI
Institut for Vindenergi

DTU Vindenergi AER

Danmarks Tekniske Universitet

Frederiksborgvej 399

Bygning 114, rum S37-S39

4000 Roskilde

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Publikationer
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2020
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Spectral analysis of New MEXICO standstill measurements to investigate vortex shedding in deep stall

Khan, Muhammad Ahmed ; Simão Ferreira, Carlos ; Schepers, Gerard J. ; Sørensen, Niels N.
in: Wind Energy, vol: 23, issue: 1, pages: 31-44

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1002/we.2409

2019
 

Laminar-turbulent transition detection on airfoils by high-frequency microphone measurements

Özçakmak, Özge Sinem ; Sørensen, Niels Nørmark ; Aagaard Madsen , Helge ; Sørensen, Jens Nørkær
in: Wind Energy, vol: 22, issue: 10, pages: 1356-1370

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1002/we.2361

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Multipoint high-fidelity CFD-based aerodynamic shape optimization of a 10 MW wind turbine

Madsen, Mads H. Aa. ; Zahle, Frederik ; Sørensen, Niels N. ; Martins, Joaquim R. R. A.
in: Wind Energy Science, vol: 4, issue: 2, pages: 163-192

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.5194/wes-4-163-2019

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Multipoint high-fidelity CFD-based aerodynamic shape optimization of a 10MW wind turbine

Madsen, Mads H. Aa ; Zahle, Frederik ; Sørensen, Niels N. ; Martins, Joaquim R. R. A.
in: Wind Energy Science, vol: 4, pages: 163-192

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.5194/wes-2018-66

 

Suppressing Vortex Induced Vibrations of Wind Turbine Blades with Flaps

Horcas, Sergio González ; Madsen, Mads ; Sørensen, Niels N. ; Zahle, Frederik
part of: Recent Advances in CFD for Wind and Tidal Offshore Turbines, pages: 11-24, 2019, Springer, Switzerland

Type: Book chapter (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.1007/978-3-030-11887-7_2

 

Three-dimensional aerodynamic shape optimization of wind turbine rotors

Dicholkar, A. ; Zahle, F. ; Sørensen, N.N. ; McWilliam, M.
Presented at:
EAWE PhD Seminar 2019

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    År: 2019

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Transition characteristics measured on a 2MW 80m diameter wind turbine rotor in comparison with transition data from wind tunnel measurements

Aagaard Madsen , Helge ; Özçakmak, Özge Sinem ; Bak, Christian ; Troldborg, Niels ; Sørensen, Niels N.
part of: Proceedings of the AIAA Scitech 2019 Forum, 2019, Aerospace Research Central (ARC)
Presented at:
AIAA Scitech 2019 Forum

Type: Article in proceedings (Peer reviewed)

Status: Published     |    År: 2019     |    DOI: https://doi.org/10.2514/6.2019-0801

2018
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Advanced Wind Tunnel Boundary Simulation for Kevlar Wall Aeroacoustic Wind Tunnels

Devenport, William ; Brown, Ken ; Borgoltz , Aurelien ; Paterson, Eric ; Bak, Christian ; Sørensen, Niels N. ; Olsen, Anders Smærup ; Gaunaa, Mac ; Fischer, Andreas ; Grinderslev, Christian
Presented at:
Advanced Wind Tunnel Boundary Simulation

Type: Paper (Peer reviewed)

Status: Published     |    År: 2018

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Aerodynamic effects of compressibility for wind turbines at high tip speeds

Sørensen, Niels N. ; Bertagnolio, Franck ; Jost, E. ; Lutz, T.
in: Journal of Physics: Conference Series, vol: 1037, issue: 2

Type: Conference article (Peer reviewed)

Status: Published     |    År: 2018     |    DOI: https://doi.org/10.1088/1742-6596/1037/2/022003