Torben Krogh Mikkelsen

Torben Krogh Mikkelsen

Professor

DTU WIND ENERGY
Department of Wind Energy

Technical University of Denmark

Frederiksborgvej 399

Building 125, room S01 03

4000 Roskilde

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2019
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Power curve and wake analyses of the Vestas multi-rotor demonstrator

van der Laan, Paul ; Andersen, Søren Juhl ; Ramos García, Néstor ; Angelou, Nikolas ; Pirrung, Georg ; Ott, Søren ; Sjöholm, Mikael ; Sørensen, Kim Hylling ; Neto, Julio Xavier Vianna ; Kelly, Mark C. ; Mikkelsen, Torben Krogh ; Larsen, Gunner Chr.
in: Wind Energy Science, vol: 4, issue: 2, pages: 251-271

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.5194/wes-4-251-2019

 

Turbulence Characteristics of Wind-Speed Fluctuations in the Presence of Open Cells: A Case Study

Larsén, Xiaoli G. ; Larsen, Søren E. ; Petersen, Erik L. ; Mikkelsen, Torben K.
in: Boundary-Layer Meteorology, vol: 171, issue: 2, pages: 191-212

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1007/s10546-019-00425-8

2018
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Evaluation of the LINCOM wind field reconstruction method with simulations and full-scale measurements

Sekar, Anantha Padmanabhan Kidambi ; van Dooren, Marijn Floris ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Astrup, Poul ; Kühn, Martin
in: Journal of Physics: Conference Series, vol: 1037, issue: 5
Presented at:
The Science of Making Torque from Wind 2018

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1742-6596/1037/5/052008

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Inflow characterization using measurements from the SpinnerLidar: the ScanFlow experiment

Pena Diaz, Alfredo ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh ; Hasager, Charlotte Bay
in: Journal of Physics: Conference Series, vol: 1037, issue: 5
Presented at:
The Science of Making Torque from Wind 2018

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1742-6596/1037/5/052027

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Leading edge erosion of wind turbine blades

Hasager, Charlotte Bay ; Bech, Jakob Ilsted ; Kusano, Yukihiro ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh ; Bak, Christian ; Skrzypinski, Witold Robert ; Fæster, Søren ; Tilg, Anna-Maria ; Vejen, Flemming ; Madsen, Martin Bonde ; Bayar , Mertcan ; Pedersen, Morten Saldern ; Halling, Kaj M.
Presented at:
Onshore and offshore wind engineering 2018

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2018

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Rain and erosion on turbine blades

Hasager, Charlotte Bay ; Bech, Jakob Ilsted ; Kusano, Yukihiro ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh ; Bak, Christian ; Skrzypinski, Witold Robert ; Fæster, Søren ; Tilg, Anna-Maria ; Vejen, Flemming ; Madsen , Martin Bonde ; Bayar , Mertcan ; Saldern, Morten ; Halling, Kaj M.
Presented at:
Science meets industry Bergen

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2018

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Synchronized agile beam scanning of coherent continuous-wave doppler lidars for high-resolution wind field characterization

Sjöholm, Mikael ; Angelou, Nikolas ; Courtney, Michael ; Dellwik, Ebba ; Mann, Jakob ; Mikkelsen, Torben Krogh ; Pedersen, Anders Tegtmeier
part of: Proceedings of the 19th Coherent Laser Radar Conference, 2019
Presented at:
19th Coherent Laser Radar Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2018

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Wind turbine aerodynamic measurements using a scanning lidar

Kelley, C. L. ; Herges, T. G. ; Martinez, L. A. ; Mikkelsen, T
in: Journal of Physics: Conference Series, vol: 1037, issue: 5
Presented at:
The Science of Making Torque from Wind 2018

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1088/1742-6596/1037/5/052014

2017
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3D wake measurements from a scanning wind lidar in combination with a fast wind field reconstruction model

Mikkelsen, Torben Krogh ; Herges, T. G. ; Astrup, Poul ; Sjöholm, Mikael ; Naughton, B. T.
part of: WESC2017 – Wind Energy Science Conference, Book of abstract, 2017
Presented at:
Wind Energy Science Conference 2017

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

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3D WindScanner lidar measurements of wind and turbulence around wind turbines, buildings and bridges

Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Angelou, Nikolas ; Mann, Jakob
in: I O P Conference Series: Materials Science and Engineering, vol: 276, issue: 1
Presented at:
First Conference of Computational Methods in Offshore Technology

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1088/1757-899X/276/1/012004

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A classical model wind turbine wake “blind test” revisited by remote sensing lidars

Sjöholm, Mikael ; Angelou, Nikolas ; Nielsen, Morten Busk ; Mühle, Franz Volker ; Sætran, Lars Roar ; Bolstad, Hans Christian ; Mann, Jakob ; Mikkelsen, Torben Krogh
part of: WESC2017 - DTU Copenhagen 2017, Book of abstracts, 2017
Presented at:
Wind Energy Science Conference 2017

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

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Demonstration and uncertainty analysis of synchronised scanning lidar measurements of 2-D velocity fields in a boundary-layer wind tunnel

van Dooren, Marijn Floris ; Campagnolo, Filippo ; Sjöholm, Mikael ; Angelou, Nikolas ; Mikkelsen, Torben Krogh ; Kühn, Martin
in: Wind Energy Science, vol: 2, pages: 329-341

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.5194/wes-2-329-2017

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Full-scale observation of the flow downstream of a suspension bridge deck

Cheynet, Etienne ; Jakobsen, Jasna Bogunović ; Snæbjörnsson, Jónas ; Angelou, Nikolas ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Svardal, Benny
in: Journal of Wind Engineering and Industrial Aerodynamics, vol: 171, pages: 261-272

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.jweia.2017.10.007

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High resolution wind turbine wake measurements with a scanning lidar

Herges, T. G. ; Maniaci, D. C. ; Naughton, B. T. ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael
part of: Wake Conference 2017, 2017

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1088/1742-6596/854/1/012021

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IRPWIND ScanFlow project

Hasager, Charlotte Bay ; Mikkelsen, Torben Krogh ; Angelou, Nikolas ; Pena Diaz, Alfredo ; Giebel, Gregor ; Andreasen, Steen ; Wagenaar, Jan Willem
Presented at:
EERA DeepWind 2017

Type: Poster

Status: Published     |    Year: 2017

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IRPWind ScanFlow Public database

Wagenaar, J.W. ; Hasager, Charlotte Bay ; Bergman, G. ; Mikkelsen, Torben Krogh ; Alting, I. ; Angelou, Nikolas ; Pedersen, Claus Brian Munk
Presented at:
EERA DeepWind 2017

Type: Poster

Status: Published     |    Year: 2017

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Lidars for Wind Tunnels - an IRPWind Joint Experiment Project

Sjöholm, Mikael ; Vignaroli, Andrea ; Angelou, Nikolas ; Nielsen, Morten Busk ; Mann, Jakob ; Mikkelsen, Torben Krogh ; Bolstad, Hans Christian ; Merz, Karl Otto ; Sætran, Lars Roar ; Mühle, Franz Volker ; Tiihonen, Mikko ; Lehtomäki, Ville
in: Energy Procedia, vol: 137, pages: 339-345

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.egypro.2017.10.358

 

Measurement methodologies for wind energy based on ground-level remote sensing

Gryning, Sven-Erik ; Mikkelsen, Torben Krogh ; Baehr, Christophe ; Dabas, Alain ; Gómez Arranz, Paula ; O'Connor, Ewan ; Rottner, Lucie ; Sjöholm, Mikael ; Suomi, Irene ; Vasiljevic, Nikola
part of: Renewable Energy Forecasting, pages: 29-56, 2017, Woodhead Publishing

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/B978-0-08-100504-0.00002-0

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Potential solution for rain erosion of wind turbine blades

Hasager, Charlotte Bay ; Bech, Jakob Ilsted ; Kusano, Yukihiro ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh ; Bak, Christian ; Skrzypinski, Witold Robert ; Vejen, Flemming ; Madsen , Martin Bonde ; Bayar , Mertcan ; Saldern, Morten ; Halling, Kaj M.
Presented at:
WIND ENERGY DENMARK 2017

Type: Sound/Visual production (digital) (Peer reviewed)

Status: Published     |    Year: 2017

 

Scanning Lidar Spatial Calibration and Alignment Method for Wind Turbine Wake Characterization

Herges, Thomas ; Maniaci, David ; Naughton, Brian ; Hansen, Kasper Hjorth ; Sjöholm, Mikael ; Angelou, Nikolas ; Mikkelsen, Torben Krogh
part of: 35th Wind Energy Symposium, 2017, American Institute of Aeronautics and Astronautics
Presented at:
35th Wind Energy Symposium

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.2514/6.2017-0455

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Turbulence estimation from a continuous-wave scanning lidar (SpinnerLidar)

Barnhoorn, J.G. ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh
part of: WESC2017 – Wind Energy Science Conference, Book of abstract, 2017
Presented at:
Wind Energy Science Conference 2017

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2017

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Wind field determination from multiple Spinner-Lidar line-of-sight measurements using linearized CFD

Astrup, Poul ; Mikkelsen, Torben Krogh ; van Dooren, Marijn Floris

Type: Report (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.11581/dtu:00000053

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Wind field re-construction of 3D Wake measurements from a turbine-installed scanning lidar

Mikkelsen, Torben Krogh ; Herges, Tommy ; Astrup, Poul ; Sjöholm, Mikael ; Naughton, Brian
Presented at:
International Conference on Future Technologies for Wind Energy
WindTech 2017
24-26 Oct. 2017

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2017

2016
 

Application of short-range dual-Doppler lidars to evaluate the coherence of turbulence

Cheynet, Etienne ; Jakobsen, Jasna Bogunović ; Snæbjörnsson, Jónas ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Mann, Jakob ; Hansen, Per ; Angelou, Nikolas ; Svardal, Benny
in: Experiments in Fluids, vol: 57, issue: 12

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1007/s00348-016-2275-9

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Characterization of wind velocities in the upstream induction zone of a wind turbine using scanning continuous-wave lidars

Simley, Eric ; Angelou, Nikolas ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Mann, Jakob ; Pao, Lucy Y.
in: Journal of Renewable and Sustainable Energy, vol: 8, issue: 1

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1063/1.4940025

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Characterization of wind velocities in the wake of a full scale wind turbine using three ground-based synchronized WindScanners

Yazicioglu, Hasan ; Angelou, Nikolas ; Mikkelsen, Torben Krogh ; Trujillo, Juan-José
in: Journal of Physics: Conference Series (Online), vol: 753

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/1742-6596/753/3/032032

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Demonstration of synchronised scanning Lidar measurements of 2D velocity fields in a boundary-layer wind tunnel

van Dooren, M F ; Kühn, M. ; Petrovic, V. ; Bottasso, C. L. ; Campagnolo, F. ; Sjöholm, Mikael ; Angelou, Nikolas ; Mikkelsen, Torben Krogh ; Croce, A. ; Zasso, A.
in: Journal of Physics: Conference Series (Online), vol: 753
Presented at:
The Science of Making Torque from Wind 2016

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/1742-6596/753/7/072032

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Detailed field test of yaw-based wake steering

Fleming, P. ; Churchfield, M. ; Scholbrock, A. ; Clifton, A. ; Schreck, S. ; Johnson, K. ; Wright, A. ; Gebraad, P. ; Annoni, J. ; Naughton, B. ; Berg, J. ; Herges, T. ; White, J. ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Angelou, Nikolas
in: Journal of Physics: Conference Series (Online), vol: 753
Presented at:
The Science of Making Torque from Wind 2016

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/1742-6596/753/5/052003

 

Investigation of wake interaction using full-scale lidar measurements and large eddy simulation

Machefaux, Ewan ; Larsen, Gunner Chr. ; Troldborg, Niels ; Hansen, Kurt Schaldemose ; Angelou, Nikolas ; Mikkelsen, Torben ; Mann, Jakob
in: Wind Energy, vol: 19, issue: 8, pages: 1535-1551

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1002/we.1936

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Long-Range WindScanner System

Vasiljevic, Nikola ; Lea, Guillaume ; Courtney, Michael ; Cariou, Jean-Pierre ; Mann, Jakob ; Mikkelsen, Torben Krogh
in: Remote Sensing, vol: 8, issue: 11

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.3390/rs8110896

 

Precision Measurements of Wind Turbine Noise using a Large Aperture Microphone Array

Bradley, Stuart ; Mikkelsen, Torben Krogh ; Hünerbein, Sabine Von ; Legg, Mathew
part of: Proceedings of the 6th Berlin Beamforming Conference, 2016
Presented at:
6th Berlin Beamforming Conference 2016

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2016

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Scanflow: High-resolution full-scale wind field measurements of the ECN’s 2.5 MW aerodynamic research wind turbine using DTU’s 3D WindScanner and SpinnerLidar for IRPWind’s and EERA’s benchmark

Hasager, Charlotte Bay ; Mikkelsen, Torben Krogh ; Angelou, Nikolas ; Pena Diaz, Alfredo ; Giebel, Gregor ; Wagenaar, Jan Willem ; Schepers, Gerard ; Werkhoven, Erwin
Presented at:
IRPWIND Conference 2016

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2016

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The Lidar Cyclops Syndrome Bypassed: 3D Wind Field Measurements from a Turbine mounted Lidar in combination with a fast CFD solver

Mikkelsen, Torben Krogh ; Astrup, Poul ; van Dooren, Marijn Floris
Presented at:
18th International Symposium for the Advancement of Boundary-Layer Remote Sensing

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

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Using High-Fidelity Computational Fluid Dynamics to Help Design a Wind Turbine Wake

Churchfield, Matthew J. ; Wang, Qi ; Scholbrock, A. ; Herges, T. ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael
in: Journal of Physics: Conference Series (Online), vol: 753
Presented at:
The Science of Making Torque from Wind 2016

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1088/1742-6596/753/3/032009

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Variations of the Wake Height over the Bolund Escarpment Measured by a Scanning Lidar

Lange, Julia ; Mann, Jakob ; Angelou, Nikolas ; Berg, Jacob ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh
in: Boundary-Layer Meteorology, vol: 159, pages: 147–159

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1007/s10546-015-0107-8

2015
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3D Measurements and Modelling of Wake Flow Around a Full-Scale Vertical Axis Wind Turbine (Nenuphar)

Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Kasper Hjorth ; Mikkelsen, Torben Krogh ; Kluczewska-Bordier, Joanna ; Beneditti, Pascal ; Immas, Alexandre ; Parneix, Nicolas ; Silvert, Frederic
part of: Book of Abstracts - WindTech 2015, pages: 71-72, 2015, WindEEE Research Institute
Presented at:
2nd International Conference on Future Technologies in Wind Energy

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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A new DTU-lead European Research Infrastructure for 3D Wind Field Measurements using Space and Time Synchronized WindScanners

Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Angelou, Nikolas ; Pedersen, Anders Tegtmeier ; Vasiljevic, Nikola
part of: Book of Abstracts. DTU's Sustain Conference 2015, 2015, Technical University of Denmark, Lyngby
Presented at:
DTU Sustain Conference 2015

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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Application of lidars for assessment of wind conditions on a bridge site

Jakobsen, J. B. ; Cheynet, Etienne ; Snæbjörnsson, Jonas ; Mikkelsen, Torben Krogh ; Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Per ; Mann, Jakob ; Svardal, Benny ; Kumer, Valerie ; Reuder, Joachim
part of: Proceedings of the 14th International Conference on Wind Engineering, 2015
Presented at:
14th International Conference on Wind Engineering

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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Assessment of wind conditions at a fjord inlet by complementary use of sonic anemometers and lidars

Jakobsen, Jasna Bogunovic ; Cheynet, Etienne ; Snæbjörnsson, Jonas ; Mikkelsen, Torben ; Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Per ; Mann, Jakob ; Svardal, Benny ; Kumer, Valerie ; Reuder, Joachim
in: Energy Procedia, vol: 80, pages: 411-421
Presented at:
12th Deep Sea Offshore Wind R&D Conference, EERA DeepWind'2015

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1016/j.egypro.2015.11.445

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High Resolution Vertical Wind Profile Measurements

Pedersen, Anders Tegtmeier ; Angelou, Nikolas ; Mikkelsen, Torben Krogh
part of: Book of Abstracts - WindTech 2015, pages: 21-22, 2015, WindEEE Research Institute
Presented at:
2nd International Conference on Future Technologies in Wind Energy

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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Measurement of turbine inflow with a 3D windscanner system and a spinnerlidar

Wagner, Rozenn ; Vignaroli, Andrea ; Angelou, Nikolas ; Sathe, Ameya ; Meyer Forsting, Alexander Raul ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh
part of: Proceedings of DEWEK 2015, 12th German Wind Energy Conference, 2016, DEWI
Presented at:
12th German Wind Energy Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

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Remote Sensing for Wind Energy

Peña, Alfredo ; Hasager, Charlotte Bay ; Badger, Merete ; Barthelmie, Rebecca Jane ; Bingöl, Ferhat ; Cariou, Jean-Pierre ; Emeis, Stefan ; Frandsen, Sten Tronæs ; Harris, Michael ; Karagali, Ioanna ; Larsen, Søren Ejling ; Mann, Jakob ; Mikkelsen, Torben ; Pitter, Mark ; Pryor, Sara ; Sathe, Ameya ; Schlipf, David ; Slinger, Chris ; Wagner, Rozenn

Type: Report

Status: Published     |    Year: 2015

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Study of large-scale vertical axis wind turbine wake through numerical modelling and fullscale experiments.

Immas, Alexandre ; Kluczewska-Bordier, Joanna ; Beneditti, Pascal ; Pitance, Denis ; Horb, Simon ; Parneix, Nicolas ; Silvert, Frederic ; Deglaire, Paul ; de Jouette, Christine ; Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Kasper Hjorth ; Mikkelsen, Torben Krogh
Presented at:
EWEA Annual Conference and Exhibition 2015

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2015

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Variations of the wake height over the Bolund escarpment

Lange, Julia ; Mann, Jakob ; Angelou, Nikolas ; Berg, Jacob ; Sjöholm, Mikael ; Mikkelsen, Torben Krogh
part of: Scientific Proceedings. EWEA Annual Conference and Exhibition 2015 , pages: 145-146, 2015, European Wind Energy Association (EWEA)
Presented at:
EWEA Annual Conference and Exhibition 2015

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2015

2014
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Assessment and Improvement of a Scanning Lidar Laser Beam Positioning Accuracy

Vasiljevic, Nikola ; Howard, John ; Relleen, Keith ; Jacobs, Tony ; Mikkelsen, Torben Krogh
Presented at:
17th International Symposium for the Advancement of Boundary-Layer Remote Sensing (ISARS)

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2014

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Evaluation of wind flow with a nacelle-mounted continuous-wave lidar

Medley, John ; Slinger, Chris ; Barker, Will ; Harris, Mike ; Pitter, Mark ; Mikkelsen, Torben ; Sjöholm, Mikael
Presented at:
European Wind Energy Conference & Exhibition 2014

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2014

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Evaluation of wind flow with a nacelle-mounted, continuous wave wind lidar

Medley, John ; Barker, Will ; Harris, Mike ; Pitter, Mark ; Slinger, Chris ; Mikkelsen, Torben ; Sjöholm, Mikael
part of: Proceedings of EWEA 2014, 2014, European Wind Energy Association (EWEA)
Presented at:
European Wind Energy Conference & Exhibition 2014

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

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Laser scanning of a recirculation zone on the Bolund escarpment

Mann, Jakob ; Angelou, Nikolas ; Sjöholm, Mikael ; Mikkelsen, Torben ; Hansen, Kasper Hjorth ; Cavar, Dalibor ; Berg, Jacob
in: Journal of Physics: Conference Series (Online), vol: 555
Presented at:
The science of Making Torque from Wind 2012

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1088/1742-6596/555/1/012066

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Lidar-based Research and Innovation at DTU Wind Energy – a Review

Mikkelsen, Torben
in: Journal of Physics: Conference Series (Online), vol: 524, issue: 1
Presented at:
5th International Conference on The Science of Making Torque from Wind 2014

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1088/1742-6596/524/1/012007

 

Long-Term Profiles of Wind and Weibull Distribution Parameters up to 600 m in a Rural Coastal and an Inland Suburban Area

Gryning, Sven-Erik ; Batchvarova, Ekaterina ; Floors, Rogier Ralph ; Peña, Alfredo ; Brümmer, Burghard ; Hahmann, Andrea N. ; Mikkelsen, Torben
in: Boundary-Layer Meteorology, vol: 150, issue: 2, pages: 167-184

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1007/s10546-013-9857-3

 

Measurements and modeling of the wind profile up to 600 meters at a flat coastal site

Batchvarova, Ekaterina ; Gryning, Sven-Erik ; Floors, Rogier Ralph ; Vincent, Claire Louise ; Peña, Alfredo ; Mikkelsen, Torben
part of: Air Pollution Modeling and its Application XXII, pages: 565-569, 2013, Springer
Presented at:
32nd NATO/SPS International Technical Meeting on Air Pollution Modelling and its Application

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2014

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Theoretical and experimental signal-to-noise ratio assessment in new direction sensing continuous-wave Doppler lidar

Pedersen, Anders Tegtmeier ; Foroughi Abari, Farzad ; Mann, Jakob ; Mikkelsen, Torben
in: Journal of Physics: Conference Series (Online), vol: 524
Presented at:
5th International Conference on The Science of Making Torque from Wind 2014

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1088/1742-6596/524/1/012004

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Two-Dimensional Rotorcraft Downwash Flow Field Measurements by Lidar-Based Wind Scanners with Agile Beam Steering

Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Per ; Hansen, Kasper Hjorth ; Mikkelsen, Torben ; Haga, Steinar ; Silgjerd, Jon Arne ; Starsmore, Neil
in: Journal of Atmospheric and Oceanic Technology, vol: 31, issue: 4, pages: 930-937

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1175/JTECH-D-13-00010.1

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Using the NORSEWInD lidar array for observing hub–height winds in the North Sea

Hasager, Charlotte Bay ; Stein, Detlef ; Courtney, Michael ; Peña, Alfredo ; Mikkelsen, Torben ; Stickland, Matthew ; Oldroyd, Andrew
Presented at:
EERA DeepWind 2014 - 11th Deep Sea Offshore Wind R&D Conference

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2014

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Wind turbine improvements by wind-lidar-based preview and control

Mikkelsen, Torben
Publisher: DTU Wind Energy, Report name: Wind turbine improvements by wind-lidar-based preview and control, (ISBN: 978-87-92896-79-7), pages: 18

Type: Report chapter

Status: Published     |    Year: 2014

2013
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A spinner-integrated wind lidar for enhanced wind turbine control

Mikkelsen, Torben ; Angelou, Nikolas ; Hansen, Kasper Hjorth ; Sjöholm, Mikael ; Harris, M. ; Slinger, C. ; Hadley, P. ; Scullion, R. ; Ellis, G. ; Vives, G.
in: Wind Energy, vol: 16, pages: 625–643

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1002/we.1564

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EC FP7 NORSEWInD Project Outcomes

Oldroyd, A. ; Hasager, Charlotte Bay ; Stickland, M. ; Mikkelsen, Torben ; Estangueiro, A. ; Berge, E.
Presented at:
European Wind Energy Conference & Exhibition 2013

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2013

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EU FP7 NORSEWInD. A project based Wind Atlas

Oldroyd, A. ; Hasager, Charlotte Bay ; Stickland, M.T. ; Mikkelsen, Torben ; Estanqueiro, A.
Presented at:
EWEA Offshore 2013

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2013

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Full-Scale Field Test of a Blade-Integrated Dual-Telescope Wind Lidar

Pedersen, Anders Tegtmeier ; Sjöholm, Mikael ; Angelou, Nikolas ; Mikkelsen, Torben ; Montes, Belen Fernández ; Engholm Pedersen, Jens ; Slinger, Chris ; Harris, Michael
Presented at:
European Wind Energy Conference & Exhibition 2013

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2013

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Full two-dimensional rotor plane inflow measurements by a spinner-integrated wind lidar

Sjöholm, Mikael ; Pedersen, Anders Tegtmeier ; Angelou, Nikolas ; Foroughi Abari, Farzad ; Mikkelsen, Torben ; Harris, Michael ; Slinger, Chris ; Kapp, Stefan
Presented at:
European Wind Energy Conference & Exhibition 2013

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2013

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Hub Height Ocean Winds over the North Sea Observed by the NORSEWInD Lidar Array: Measuring Techniques, Quality Control and Data Management

Hasager, Charlotte Bay ; Stein, Detlef ; Courtney, Michael ; Peña, Alfredo ; Mikkelsen, Torben ; Stickland, Matthew ; Oldroyd, Andrew
in: Remote Sensing, vol: 5, issue: 9, pages: 4280-4303

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.3390/rs5094280

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Norsewind - array of wind lidars and meteorological masts offshore

Hasager, Charlotte Bay ; Detlef Stein, F. P. ; Hagemann, Saskia ; Pena Diaz, Alfredo ; Mikkelsen, Torben ; Stickland, Matt ; Courtney, Michael ; Oldroyd, Andy
Presented at:
European Wind Energy Conference & Exhibition 2013

Type: Poster

Status: Published     |    Year: 2013

 

Precision and shortcomings of yaw error estimation using spinner-based light detection and ranging

Kragh, Knud Abildgaard ; Hansen, Morten Hartvig ; Mikkelsen, Torben
in: Wind Energy, vol: 16, issue: 3, pages: 353-366

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1002/we.1492

 

Profiles of the Weibull distribution parameters of the long term wind speed measurements

Gryning, Sven-Erik ; Batchvarova, Ekaterina ; Peña, Alfredo ; Floors, Rogier ; Brümmer, Burghard ; Mikkelsen, Torben
part of: Final programme and abstract book, pages: 95, 2013
Presented at:
2nd International Conference on Energy and Meteorology

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

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Remote Sensing for Wind Energy

Peña, Alfredo ; Hasager, Charlotte Bay ; Lange, Julia ; Anger, Jan ; Badger, Merete ; Bingöl, Ferhat ; Bischoff, Oliver ; Cariou, Jean-Pierre ; Dunne, Fiona ; Emeis, Stefan ; Harris, Michael ; Hofsäss, Martin ; Karagali, Ioanna ; Laks, Jason ; Larsen, Søren Ejling ; Mann, Jakob ; Mikkelsen, Torben ; Pao, Lucy Y. ; Pitter, Mark ; Rettenmeier, Andreas ; Sathe, Ameya ; Scanzani, Fabio ; Schlipf, David ; Simley, Eric ; Slinger, Chris ; Wagner, Rozenn ; Würth, Ines

Type: Report

Status: Published     |    Year: 2013

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Retrieving wind statistics from average spectrum of continuous-wave lidar

Branlard, Emmanuel ; Pedersen, Anders Tegtmeier ; Mann, Jakob ; Angelou, Nikolas ; Fischer, Andreas ; Mikkelsen, Torben ; Harris, M. ; Slinger, C. ; Montes, B. F.
in: Atmospheric Measurement Techniques, vol: 6, pages: 1673-1683

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.5194/amt-6-1673-2013

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The long-range WindScanner system – how to synchronously intersect multiple laser beams

Vasiljevic, Nikola ; Lea, Guillaume ; Courtney, Michael ; Mann, Jakob ; Mikkelsen, Torben
Presented at:
European Wind Energy Conference & Exhibition 2013

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2013

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Wind Lidars on Wind Turbines for Enhanced Control and Extented Lifetime

Mikkelsen, Torben
Presented at:
IHS GlobalSpec’s Wind Energy Technology Online Event

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2013

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WindScanner.dk - a new Remote Sensing based Measurement Infrastructure for On- and Offshore Wind Energy Research

Mikkelsen, Torben
Presented at:
Danish Wind Power Research 2013

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2013

 

WindScanner.dk - a new Remote Sensing based Research Infrastructure for on- and offshore Wind Energy Research

Mikkelsen, Torben
Presented at:
National Telford Institute Advanced Research Workshop

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2013

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Winds observed in the Northern European seas with wind lidars, meteorological masts and satellite

Hasager, Charlotte Bay ; Stein, D. ; Peña, Alfredo ; Hagemann, S. ; Mikkelsen, Torben ; Badger, Merete ; Mouche, A. ; Karagali, Ioanna ; Driesenaar, M.L. ; Stoffelsen, A. ; Astrup, Poul ; Bingöl, Ferhat ; Courtney, Michael ; Oldroyd, A.
part of: Proceedings of the 2013 International Conference on aerodynamics of Offshore Wind Energy Systems and wakes (ICOWES2013), pages: 123-131, 2013, Technical University of Denmark
Presented at:
International Conference on aerodynamics of Offshore Wind Energy Systems and wakes (ICOWES 2013)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2013

2012
 

A bistatic sodar for precision wind profiling in complex terrain

Bradley, Stuart ; Hünerbein, Sabine Von ; Mikkelsen, Torben
in: Journal of Atmospheric and Oceanic Technology, vol: 29, issue: 8, pages: 1052-1061

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1175/JTECH-D-11-00035.1

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A Review of Sodar Accuracy

Bradley, Stuart ; Mikkelsen, Torben
part of: Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, pages: 9-14, 2012, Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing
Presented at:
16th International Symposium for the Advancement of Boundary-Layer Remote Sensing

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

Aspects on the use of wind lidar measurements up to 600 meters for wind energy stydies: wind profile, weibull distribution and boundary layer height

Gryning, Sven-Erik ; Floors, Rogier ; Pedersen, Jesper Grønnegaard ; Batchvarova, Ekaterina ; Mikkelsen, Torben
part of: Abstract Book of the 23rd International Congress of Theoretical and Applied Mechanics, pages: 302-303, 2012, China Science Literature Publishing House
Presented at:
23rd International Congress of Theoretical and Applied Mechanics

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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Bringing satellite winds to hub-height

Badger, Merete ; Pena Diaz, Alfredo ; Bredesen, Rolv Erlend ; Berge, Erik ; Hahmann, Andrea N. ; Badger, Jake ; Karagali, Ioanna ; Hasager, Charlotte Bay ; Mikkelsen, Torben
part of: Proceedings of EWEA 2012 - European Wind Energy Conference & Exhibition, 2012, European Wind Energy Association (EWEA)
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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Challenges in noise removal from Doppler spectra acquired by a continuous-wave lidar

Angelou, Nikolas ; Foroughi Abari, Farzad ; Mann, Jakob ; Mikkelsen, Torben ; Sjöholm, Mikael
part of: Proceedings of the 26th International Laser Radar Conference, 2012
Presented at:
26th International Laser Radar Conference

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

Demonstration of short-range wind lidar in a high-performance wind tunnel

Pedersen, Anders Tegtmeier ; Montes, Belen Fernández ; Pedersen, Jens Engholm ; Harris, Michael ; Mikkelsen, Torben
part of: European Wind Energy Conference and Exhibition 2012, EWEC 2012, pages: 1397-1402, 2012, European Wind Energy Association (EWEA)
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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Demonstration of short-range wind lidar in a high-performance wind tunnel

Pedersen, Anders Tegtmeier ; Montes, Belen Fernández ; Pedersen, Jens Engholm ; Harris, Michael ; Mikkelsen, Torben
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Poster

Status: Published     |    Year: 2012

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First measurements by the DTU wind energy short range windscanner

Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Kasper Hjorth ; Mann, Jakob ; Mikkelsen, Torben
part of: Proceedings of EWEA 2012 - European Wind Energy Conference & Exhibition, 2012, European Wind Energy Association (EWEA)
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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First measurements by the DTU wind energy short range windscanner

Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Kasper Hjorth ; Mann, Jakob ; Mikkelsen, Torben
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2012

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Helicopter downwash measured by continuous-wave Doppler lidars with agile beam steering

Sjöholm, Mikael ; Angelou, Nikolas ; Hansen, Per ; Hansen, Kasper Hjorth ; Mikkelsen, Torben ; Haga, Steinar ; Silgjerd, Jon Arne ; Starsmore, Neil
part of: Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, pages: 267-270, 2012, Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing
Presented at:
16th International Symposium for the Advancement of Boundary-Layer Remote Sensing

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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Laser scanning of a recirculation zone on the Bolund escarpment

Mann, Jakob ; Angelou, Nikolas ; Sjöholm, Mikael ; Mikkelsen, Torben
part of: Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, pages: 19-22, 2012, Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing
Presented at:
16th International Symposium for the Advancement of Boundary-Layer Remote Sensing

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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Steps towards a SAR-based wind atlas in the Baltic Sea

Hasager, Charlotte Bay ; Badger, Merete ; Pena Diaz, Alfredo ; Mikkelsen, Torben ; Hahmann, Andrea N. ; Bingöl, Ferhat
Presented at:
2012 International OVWST Meeting

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2012

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The modeling and observation of the long-term offshore vertical wind profile and wind shear

Pena Diaz, Alfredo ; Gryning, Sven-Erik ; Mikkelsen, Torben ; Hasager, Charlotte Bay ; Kelly, Mark C.
part of: Proceedings of EWEA 2012 - European Wind Energy Conference & Exhibition, 2012, European Wind Energy Association (EWEA)
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

The wind profile up to 600 meters at a flat coastal site; Comparison between WRF modeling and lidar measurements

Gryning, Sven-Erik ; Batchvarova, Ekaterina ; Floors, Rogier ; Pena Diaz, Alfredo ; Mikkelsen, Torben
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

The wind profile up to 600 meters at a flat coastal site; Comparison between WRF modeling and lidar measurements

Gryning, Sven-Erik ; Batchvarova, Ekaterina ; Floors, Rogier ; Pena Diaz, Alfredo ; Mikkelsen, Torben
part of: Proceedings of EWEA 2012 - European Wind Energy Conference & Exhibition, 2012, European Wind Energy Association (EWEA)
Presented at:
EWEA 2012 - European Wind Energy Conference & Exhibition

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

  PDF

WindScanner.eu - a new Remote Sensing Research Infrastructure for On- and Offshore Wind Energy

Mikkelsen, Torben ; Siggaard Knudsen, Søren ; Sjöholm, Mikael ; Angelou, Nikolas ; Pedersen, Anders Tegtmeier
part of: Proceedings of the International Conference on Wind Energy: Materials, Engineering, and Policies (WEMEP-2012), 2012
Presented at:
International Conference on Wind Energy: Materials, Engineering and Policies (WEMEP-2012)

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

2011
 

Advances in Offshore Wind Resource Estimation

Hasager, Charlotte Bay ; Badger, Merete ; Pena Diaz, Alfredo ; Badger, Jake ; Antoniou, Ioannis ; Nielsen, Morten ; Astrup, Poul ; Courtney, Michael ; Mikkelsen, Torben
part of: Advances in Wind Energy Conversion Technology, pages: 85-106, 2011, Springer

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2011

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Atmospheric boundary layer wind profile at a flat coastal site – wind speed lidar measurements and mesoscale modeling results

Floors, Rogier ; Batchvarova, Ekaterina ; Gryning, Sven-Erik ; Hahmann, Andrea N. ; Pena Diaz, Alfredo ; Mikkelsen, Torben
in: Advances in Science and Research, vol: 6, pages: 155-159
Presented at:
10th EMS Annual Meeting and 8th European Conference on Applied Climatology 2010

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2011     |    DOI: https://doi.org/10.5194/asr-6-155-2011

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A windscanner simulator

Vasiljevic, Nikola ; Courtney, Michael ; Wagner, Rozenn ; Mann, Jakob ; Mikkelsen, Torben
Presented at:
EWEA Annual Event 2011

Type: Poster

Status: Published     |    Year: 2011