• Frederiksborgsvej, 125, S19

    4000 Roskilde

    Denmark

1991 …2023

Research output per year

If you made any changes in Pure these will be visible here soon.

Research Output

Filter
Article in proceedings
2018

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

Sjöholm, M., Angelou, N., Courtney, M., Dellwik, E., Mann, J., Mikkelsen, T. K. & Pedersen, A. T., 2018, Proceedings of the 19th Coherent Laser Radar Conference. Cooperative Institute for Research in Environmental Sciences, p. 70-73 (Proceedings of the Coherent Laser Radar Conference (CLRC), Vol. 19).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
55 Downloads (Pure)

Wind turbine rotor-effective wind speed estimated by nacelle-mounted Doppler wind lidars

Held, D. P. & Mann, J., 2018, Proceedings of the 19th Coherent Laser Radar Conference, CLRC 2018. Cooperative Institute for Research in Environmental Sciences, Th3. (Proceedings of the Coherent Laser Radar Conference (CLRC), Vol. 19).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
17 Downloads (Pure)
2017

Detecting wind turbine wakes with nacelle lidars: Paper

Held, D. P., Larvol, A. & Mann, J., 2017, Wake Conference 2017. Vol. 854. 5 p. 012020. (Journal of Physics: Conference Series).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
212 Downloads (Pure)
2015

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

Jakobsen, J. B., Cheynet, E., Snæbjörnsson, J., Mikkelsen, T. K., Sjöholm, M., Angelou, N., Hansen, P., Mann, J., Svardal, B., Kumer, V. & Reuder, J., 2015, Proceedings of the 14th International Conference on Wind Engineering. 10 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
399 Downloads (Pure)

Variations of the wake height over the Bolund escarpment

Lange, J., Mann, J., Angelou, N., Berg, J., Sjöholm, M. & Mikkelsen, T. K., 2015, Scientific Proceedings. EWEA Annual Conference and Exhibition 2015 . European Wind Energy Association (EWEA), p. 145-146

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
107 Downloads (Pure)
2014

Dynamic behaviour studies of a vertical axis wind turbine blade using Operational Modal Analysis (OMA) and Experimental Modal Analysis (EMA)

Najafi, N., Schmidt Paulsen, U., Belloni, F., Bedon, G. & Mann, J., 2014, Proceedings of EWEA 2014. European Wind Energy Association (EWEA), 9 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
238 Downloads (Pure)
2013

Nonlinear Eddy Viscosity Models applied to Wind Turbine Wakes

Laan, van der, P. M., Sørensen, N. N., Réthoré, P-E., Mann, J., Kelly, M. C. & Schepers, J. G., 2013, Proceedings of the 2013 International Conference on aerodynamics of Offshore Wind Energy Systems and wakes (ICOWES2013). Technical University of Denmark, p. 514-525

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
448 Downloads (Pure)
2012

Alignment of stress, mean wind, and vertical gradient of the velocity vector

Berg, J., Mann, J. & Patton, E. G., 2012, Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing. Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, p. 297-300

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
180 Downloads (Pure)

An attempt to characterize the structure of wake turbulence using a combined experimental and numerical approach

Larsen, G. C., Hansen, K. S., Troldborg, N., Mann, J., Enevoldsen, K. & Bingöl, F., 2012, Progress in Turbulence and Wind Energy IV - Proceedings of the iTi Conference in Turbulence 2010. Talamelli, A., Peinke, J., Holling, M., Oberlack, M. & Castillo, L. (eds.). Springer Science and Business Media, LLC, p. 259-262 (Springer Proceedings in Physics, Vol. 141).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Atmospheric stability and its influence on wind turbine loads

Sathe, A., Mann, J., Barlas, T. K., Bierbooms, W. A. A. M. & van Bussel, G. J. W., 2012, Proceedings of Torque 2012, the science of making torque from wind. 10 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

File
767 Downloads (Pure)

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

Angelou, N., Foroughi Abari, F., Mann, J., Mikkelsen, T. & Sjöholm, M., 2012, Proceedings of the 26th International Laser Radar Conference: Session 5P: Atmospheric winds - turbulence. 4 p. S5P-01

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
443 Downloads (Pure)

Experimental and Numerical study of Wake to Wake Interaction in Wind Farms

Machefaux, E., Troldborg, N., Larsen, G. C., Mann, J. & Aagaard Madsen, H., 2012, Proceedings of EWEA 2012 - European Wind Energy Conference & Exhibition. European Wind Energy Association (EWEA), 10 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
433 Downloads (Pure)

Laser scanning of a recirculation zone on the Bolund escarpment

Mann, J., Angelou, N., Sjöholm, M. & Mikkelsen, T., 2012, Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing. Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, p. 19-22

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
380 Downloads (Pure)

Lidar Turbulence Measurements for Wind Energy

Mann, J., Sathe, A., Gottschall, J. & Courtney, M., 2012, Progress in Turbulence and Wind Energy IV: Proceedings of the iTi Conference in Turbulence 2010. Oberlack, M., Peinke, J., Talamelli, A., Castillo, L. & Hölling, M. (eds.). Springer Science+Business Media, p. 263-270 (Springer Proceedings in Physics; No. 141).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Model of the Correlation between Lidar Systems and Wind Turbines for Lidar Assisted Control

Schlipf, D., Mann, J., Rettenmeier, A. & Cheng, P. W., 2012, Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing. Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, p. 210-213

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
340 Downloads (Pure)

Turbulence measurements using six lidar beams

Sathe, A. & Mann, J., 2012, Extended Abstracts of Presentations from the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing. Steering Committee of the 16th International Symposium for the Advancement of Boundary-Layer Remote Sensing, p. 302-305

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
264 Downloads (Pure)
2011

How good are remote sensors at measuring extreme winds?

Sathe, A., Courtney, M., Mann, J. & Wagner, R., 2011, Proceedings. European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
115 Downloads (Pure)

Recipe for correcting the effect of mesoscale resolution on the estimation of extreme winds

Larsén, X. G., Ott, S., Badger, J., Hahmann, A. N., Mann, J. & Clausen, N-E., 2011, Scientific Proceedings. European Wind Energy Association (EWEA), p. 213-216

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
163 Downloads (Pure)
2010

Blind Comparison Simulation Cases

Bechmann, A., Berg, J., Courtney, M., Ejsing Jørgensen, H., Mann, J. & Sørensen, N. N., 2010, Presentations. Roskilde: Danmarks Tekniske Universitet, Risø Nationallaboratoriet for Bæredygtig Energi, p. 153-161 162 p. (Denmark. Forskningscenter Risoe. Risoe-R; No. 1745(EN)).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
88 Downloads (Pure)

Flow tilt angle measurements from the ground

Mann, J., Dellwik, E., Bingöl, F., Courtney, M. & Foussekis, D., 2010, Detaled Program. ISARS

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
124 Downloads (Pure)

Full scale measurements of wind turbine wake turbulence

Larsen, G. C., Hansen, K. S., Mann, J., Enevoldsen, K. & Bingöl, F., 2010, Torque 2010: The science of making torque from wind. European Wind Energy Association (EWEA), p. 391-405

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

3 Downloads (Pure)

Spectral analysis of wind turbulence measured by a Doppler Lidar for velocity fine structure and coherence studies

Sjöholm, M., Mikkelsen, T., Kristensen, L., Mann, J. & Kirkegaard, P., 2010, Detailed Program (online). ISARS

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
624 Downloads (Pure)

Systematic error in the estimation of the second order moments of wind speeds by lidars

Sathe, A., Mann, J., Gottschall, J. & Courtney, M., 2010, Detailed Program (online). ISARS

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
79 Downloads (Pure)

Testing of Frozen Turbulence Hypothesis for Wind Turbine Applications with a Scanning LIDAR System

Schlipf, D., Trabucchi, D., Bischoff, O., Hofsäss, M., Mann, J., Mikkelsen, T., Rettenmeier, A., Trujillo, J. & Kühn, M., 2010, Detaled Program. ISARS

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
2198 Downloads (Pure)

The length scale of the diabatic wind profile

Pena Diaz, A., Gryning, S-E. & Mann, J., 2010, Torque 2010: The science of making torque from wind. European Wind Energy Association (EWEA), p. 31-37

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2009

Applying flow models of different complexity for estimation of turbine wakes

Ott, S., Sogachev, A., Mann, J., Ejsing Jørgensen, H. & Frandsen, S. T., 2009, EWEC 2009 Proceedings. EWEC, Vol. 6. p. 4046-4053

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
83 Downloads (Pure)

Lidar performance in complex terrain modelled by WAsP engineering

Bingöl, F., Mann, J. & Foussekis, D., 2009, EWEC 2009 Proceedings online. EWEC

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
186 Downloads (Pure)

Wind energy availability above gaps in a forest

Sogachev, A., Mann, J., Dellwik, E., Bingöl, F., Rathmann, O., Ejsing Jørgensen, H. & Panferov, O., 2009, EWEC 2009 Proceedings. EWEC, Vol. 6. p. 4198-4206

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
107 Downloads (Pure)
2008

Wind climate and extreme winds from the regional climate model REMO

Larsén, X. G., Mann, J., Göttel, H. & Jacob, D., 2008, Scientific proceedings. Brussels: European Wind Energy Conference and Exhibition, p. 58-62

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Wind scanner: A full-scale laser facility for wind and turbulence measurements around large wind turbines

Mikkelsen, T., Courtney, M., Antoniou, I. & Mann, J., 2008, Conference proceedings (online). European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2007

Hybrid RANS/LES of neutral atmospheric boundary layer: Simple terrain

Bechmann, A., Mann, J., Johansen, J. & Sørensen, N. N., 2007, Progress in turbulence 2: Proceedings. Oberlack, M., Khujadze, G., Günther, S., Weller, T., Frewer, M., Peinke, J. & Barth, S. (eds.). Berlin: Springer, p. 155-158 (Springer Proceedings in Physics, 109).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Laser based measurements of profiles of wind and momentum flux over a canopy

Mann, J., Bingöl, F., Dellwik, E. & Rathmann, O., 2007, Advances in turbulence 9. Proceedings. Palma, J. M. L. M. & Lopes, A. S. (eds.). Berlin: Springer, Vol. 117. p. 688-690 (Springer Proceedings in Physics, 117).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Laser measurements of wake dynamics

Bingöl, F., Mann, J. & Larsen, G. C., 2007, Scientific proceedings. European Wind Energy Association (EWEA), p. 103-106

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Modelling of wind turbine cut outs in a power system region

Sørensen, P. E., Larsén, X. G., Mann, J. & Cutululis, N. A., 2007, Proceedings: Nordic wind power conference (NWPC 2007). Cutululis, N. & Sørensen, P. (eds.). Risø National Laboratory, 4 p. (Denmark. Forskningscenter Risoe. Risoe-R; No. 1624(EN)).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Open Access
File
303 Downloads (Pure)

Over-prediction of energy back-scatter due to misaligned eigen-frame of SGS tensor

Lüthi, B., Ott, S., Berg, J. & Mann, J., 2007, Advances in turbulence 9: Proceedings. Palma, J. M. L. M. & Lopes, A. S. (eds.). Berlin: Springer, p. 624-626 (Springer Proceedings in Physics, 117).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Self similar two particle separation model

Lüthi, B., Berg, J., Ott, S. & Mann, J., 2007, Progress in turbulence 2. Proceedings. Oberlack, M., Khujadze, G., Günther, S., Weller, T., Frewer, M., Peinke, J. & Barth, S. (eds.). Berlin: Springer, p. 225-228 (Springer Proceedings in Physics, 109).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

The correlation between velocity and acceleration in turbulence

Mann, J., Ott, S., Berg, J. & Lüthi, B., 2007, Progress in turbulence 2: Proceedings. Oberlack, M., Khujadze, G., Günther, S., Weller, T., Frewer, M., Peinke, J. & Barth, S. (eds.). Berlin: Springer, p. 95-98 (Springer Proceedings in Physics, 109).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Turbulent pair dispersion: A PTV experiment

Berg, J., Lüthi, B., Mann, J. & Ott, S., 2007, Progress in turbulence 2: Proceedings. Oberlack, M., Khujadze, G., Günther, S., Weller, T., Frewer, M., Peinke, J. & Barth, S. (eds.). Berlin: Springer, p. 213-216 (Springer Proceedings in Physics, 109).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2006

Extreme winds and the connection to reanalysis data (paper and poster)

Larsén, X. G., Mann, J. & Ejsing Jørgensen, H., 2006, Proceedings (online). Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Mean wind and turbulence in the atmospheric boundary layer above the surface layer

Larsen, S. E., Gryning, S-E., Jensen, N. O., Ejsing Jørgensen, H. & Mann, J., 2006, Wind energy. Proceedings of the Euromech colloquium. Peinke, J., Schaumann, P. & Barth, S. (eds.). Berlin: Springer, p. 21-25

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Mean wind and turbulence profiles at greater heights

Ejsing Jørgensen, H., Gryning, S-E., Larsen, S. E., Mikkelsen, T., Mann, J. & Astrup, P., 2006, Proceedings (online). Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Simulation of turbulence, gusts and wakes for load calculations

Mann, J., 2006, Wind energy. Proceedings of the Euromech colloquium. Peinke, J., Schaumann, P. & Barth, S. (eds.). Berlin: Springer, p. 87-92

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Surface-layer wind and turbulence profiling from LIDAR: Theory and measurements

Danielian, R., Ejsing Jørgensen, H., Mikkelsen, T., Mann, J. & Harris, M., 2006, Proceedings (online). Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Towards more realistic extreme load predictions (paper and poster)

Mann, J., Larsen, G. C. & Larsen, T. J., 2006, Proceedings (online). Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Wind farm power fluctuations

Sørensen, P. E., Mann, J., Schmidt Paulsen, U. & Vesth, A., 2006, Wind energy. Proceedings of the Euromech colloquium. Peinke, J., Schaumann, P. & Barth, S. (eds.). New York, NY (US): Springer Verlag, p. 139-145 338 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

2005

Computational wind power meteorology in complex terrain compared to measurements (poster)

Jørgensen, B. H., Hansen, A. D., Myllerup, L., Sørensen, N. N., Mann, J., Ott, S. & Badger, J., 2005, Proceedings CD-ROM. Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

The meteorology of the very large wind turbines

Mann, J., Astrup, P., Jensen, N. O., Landberg, L. & Ejsing Jørgensen, H., 2005, Proceedings CD-ROM. Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2004

Site wind field determination using a cw Doppler lidar - comparison with cup anemometers at Risø

Ejsing Jørgensen, H., Mikkelsen, T., Mann, J., Bryce, D., Coffey, A., Harris, M. & Smith, D., 2004, Proceedings. Delft: Delft University of Technology, p. 261-266

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Wind lidar evaluation at the Danish wind test site in Høvsøre

Smith, D. A., Harris, M., Coffey, A. S., Mikkelsen, T., Ejsing Jørgensen, H., Mann, J. & Danielian, R., 2004, Scientific proceedings. London: European Wind Energy Association (EWEA), p. 44-46

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2003

Errors introduced by satellite sampling of offshore wind speeds

Pryor, S. C., Barthelmie, R. J., Mann, J. & Nielsen, M., 2003, Proceedings CD-ROM. CD 2. Brussels: European Wind Energy Association (EWEA)

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch