Photo of Alfredo Peña
  • Frederiksborgvej 399, 118, 129

    4000 Roskilde

    Denmark

1991 …2023

Research output per year

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Research Output

2007

Derivation and application of an empirical equation to estimat4e hub-height wind speed from sea surface wind speed

Ohsawa, T., Kataoka, A., Heinemann, D., Lange, B., Pena Diaz, A. & Hasager, C. B., 2007, offshore wind 2007 proceedings (online). European Wind Energy Association (EWEA), 8 p.

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

Open Access
File
79 Downloads (Pure)

Evaluation of the offshore wind resource using LIDAR

Pena Diaz, A., Hasager, C. B., Gryning, S-E., Courtney, M. S. & Sørensen, P., 2007, Geophysical Research Abstracts (CD-ROM). Copernicus Gesellschaft

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

Mapping of offshore wind resources

Hasager, C. B., Astrup, P., Christiansen, M. B., Nielsen, N. M. & Pena Diaz, A., 2007.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Offshore winds using remote sensing techniques

Pena Diaz, A., Hasager, C. B., Gryning, S-E., Courtney, M. S., Antoniou, I., Mikkelsen, T. & Sørensen, P., 2007, In : Journal of Physics: Conference Series (Online). 75, p. 11

Research output: Contribution to journalConference articleResearchpeer-review

Offshore winds using sensing techniques

Pena Diaz, A., Hasager, C. B., Gryning, S-E., Mikkelsen, T., Antoniou, I., Courtney, M. & Sørensen, P. E., 2007.

Research output: Contribution to conferenceConference abstract for conferenceResearch

2008

Charnock's Roughness Length Model and Non-dimensional Wind Profiles Over the Sea

Pena Diaz, A. & Gryning, S-E., 2008, In : Boundary-Layer Meteorology. 128, 2, p. 191-203

Research output: Contribution to journalJournal articleResearchpeer-review

LiDAR observations of offshore winds at future wind turbine operating heights

Pena Diaz, A., Gryning, S-E. & Hasager, C. B., 2008.

Research output: Contribution to conferencePaperResearch

Open Access
File
72 Downloads (Pure)

Measurements and modelling of the wind speed profile in the marine atmospheric boundary layer

Pena Diaz, A., Gryning, S-E. & Hasager, C. B., 2008, In : Boundary-Layer Meteorology. 129, p. 479-495

Research output: Contribution to journalJournal articleResearchpeer-review

Remote sensing observation used in offshore wind energy

Hasager, C. B., Pena Diaz, A., Christiansen, M. B., Astrup, P., Nielsen, N. M., Monaldo, F., Thompson, D. & Nielsen, P., 2008, In : I E E E Journal of Selected Topics in Applied Earth Observations and Remote Sensing. 1, 1, p. 67-79

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
624 Downloads (Pure)

Wind speed distributions in neutral atmospheres over homogeneous terrain

Pena Diaz, A., 2008.

Research output: Contribution to conferencePaperResearch

2009

12 MW: Final report

Hasager, C. B., Pena Diaz, A., Mikkelsen, T., Gryning, S-E., Courtney, M. & Sørensen, P. B., 2009, Roskilde: Danmarks Tekniske Universitet, Risø Nationallaboratoriet for Bæredygtig Energi. 39 p. (Denmark. Forskningscenter Risoe. Risoe-R; No. 1690(EN)).

Research output: Book/ReportReportResearch

Open Access
File
360 Downloads (Pure)

Boundary-layer height in a rural/coastal area determined by a ceilometer

Gryning, S-E. & Pena Diaz, A., 2009

Research output: Non-textual formSound/Visual production (digital)Research

Open Access
File
46 Downloads (Pure)

Extending the wind profile much higher than the surface layer

Pena Diaz, A., Gryning, S-E., Hasager, C. B. & Courtney, M., 2009, EWEC 2009 Proceedings online. EWEC

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

Open Access
File
126 Downloads (Pure)

Lidar and sodar offshore

Pena Diaz, A., 2009.

Research output: Contribution to conferencePaperResearch

Lidar Scanning of Momentum Flux in the Marine Boundary Layer

Pena Diaz, A., Mann, J., Courtney, M., Bingöl, F. & Wagner, R., 2009.

Research output: Contribution to conferencePosterResearch

File
67 Downloads (Pure)

Offshore wind profiling using light detection and ranging measurements

Pena Diaz, A., Hasager, C. B., Gryning, S-E., Courtney, M., Antoniou, I. & Mikkelsen, T., 2009, In : Wind Energy. 12, 2, p. 105-124

Research output: Contribution to journalJournal articleResearchpeer-review

Sensing the wind profile

Pena Diaz, A., 2009, Roskilde, Denmark: Risø National Laboratory. 80 p. (Risø-PhD; No. 45(EN)).

Research output: Book/ReportPh.D. thesisResearch

Open Access
File
382 Downloads (Pure)

The dependence of wake losses on atmospheric stability characteristics

Larsen, G. C., Larsen, T. J., Aagaard Madsen, H., Mann, J., Pena Diaz, A., Barthelmie, R. J. & Jensen, L., 2009, Extended Abstracts. Crespo, A., Larsen, G. C. & Migoya, E. (eds.). Universidad Politécnica de Madrid, p. 35-37 95 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

Wind profiles for large wind turbines

Hasager, C. B., Pena Diaz, A., Gryning, S-E., Mikkelsen, T. & Courtney, M., 2009, In : Geophysical Research Abstracts. 11, p. EGU2009-1502-1

Research output: Contribution to journalJournal articleResearch

2010

Aerosol lidar observations for wind power meteorology

Pena Diaz, A., Gryning, S-E., Batchvarova, E. & Mikkelsen, T., 2010.

Research output: Contribution to conferencePosterResearch

A Hybrid Method for Offshore Wind Resource Assessment

Badger, M., Badger, J., Nielsen, M., Hasager, C. B. & Pena Diaz, A., 2010, Proceedings. Lacoste-Francis, H. (ed.). European Space Agency, (E S A - S P; No. 686).

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

Atmospheric boundary layer wind profile at a flat coastal site - wind speed lidar measurements and mesoscale modeling results during a summer period

Batchvarova, E., Gryning, S-E., Hahmann, A. N., Pena Diaz, A. & Mikkelsen, T., 2010, Proceedings.

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

Open Access
File
67 Downloads (Pure)

Comparing mixing-length models of the diabatic wind profile over homogeneous terrain

Pena Diaz, A., Gryning, S-E. & Hasager, C. B., 2010, In : Theoretical and Applied Climatology. 100, 3-4, p. 325-335

Research output: Contribution to journalJournal articleResearchpeer-review

Length Scales of the Neutral Wind Profile over Homogeneous Terrain

Pena Diaz, A., Gryning, S-E., Mann, J. & Hasager, C. B., 2010, In : Journal of Applied Meteorology and Climatology. 49, 4, p. 792-806

Research output: Contribution to journalJournal articleResearchpeer-review

Lidar observations of ash plume across Europe

Mikkelsen, T., Sauvage, L., Gryning, S-E., Hasager, C. B. & Pena Diaz, A., 2010, In : Geophysical Research Abstracts. EGU2010-15754

Research output: Contribution to journalConference articleResearchpeer-review

Open Access
File
3239 Downloads (Pure)

Lidar Scanning of Momentum Flux in and above the Atmospheric Surface Layer

Mann, J., Pena Diaz, A., Bingöl, F., Wagner, R. & Courtney, M., 2010, In : Journal of Atmospheric and Oceanic Technology. 27, 6, p. 959-976

Research output: Contribution to journalJournal articleResearchpeer-review

Offshore wind resource estimation for wind energy

Hasager, C. B., Badger, M., Mouche, A., Karagali, I., Astrup, P., Nielsen, M., Bingöl, F., Pena Diaz, A., Larsén, X. G., Badger, J., Hahmann, A. N., Mikkelsen, T. & Gryning, S-E., 2010, Proceedings (CD-ROM). Techno-Ocean Network, p. 005

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

Open Access
File
153 Downloads (Pure)

On the length-scale of the wind profile

Pena Diaz, A., Gryning, S-E. & Mann, J., 2010, In : Quarterly Journal of the Royal Meteorological Society. 136, 653, p. 2119-2131

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
186 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

The Tall Wind project - exploring the wind profile and boundary-layer height in the atmosphere's first kilometer over flat terrain

Gryning, S-E., Batchvarova, E., Pena Diaz, A., Mikkelsen, T., Brümmer, B., Emeis, S., Gulstad, L. & Lee, N., 2010, Proceedings.

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

Open Access
File
44 Downloads (Pure)

Validation of Boundary Layer Winds from WRF Mesoscale Forecasts over Denmark

Hahmann, A. N. & Pena Diaz, A., 2010, EWEC 2010 Proceedings online. European Wind Energy Association (EWEA)

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

Open Access
File
258 Downloads (Pure)

Validation of boundary-layer winds from WRF Mesoscale Forecasts with applications to wind energy forecasting

Draxl, C., Hahmann, A. N., Pena Diaz, A., Nissen, J. N. & Giebel, G., 2010, Extended abstracts.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

Open Access
File
304 Downloads (Pure)

Validation of Boundary-Layer Winds from WRF Mesoscale Forecasts with Applications to Wind Energy Forecasting

Draxl, C., Hahmann, A. N., Pena Diaz, A., Nissen, J. N. & Giebel, G., 2010, Proceedings.

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

Open Access
File
121 Downloads (Pure)

WAsP 10 course notes

Mortensen, N. G., Rathmann, O. S., Nielsen, M., Kelly, M. C., Gryning, S-E., Troen, I., Lundtang Petersen, E., Pena Diaz, A. & Bingöl, F., 2010, 4. ed. (Risø-I; No. 2952).

Research output: Book/ReportReportResearch

Wind class sampling of satellite SAR imagery for offshore wind resource mapping

Badger, M., Badger, J., Nielsen, M., Hasager, C. B. & Pena Diaz, A., 2010, In : Journal of Applied Meteorology and Climatology. 49, 12, p. 2474-2491

Research output: Contribution to journalJournal articleResearchpeer-review

2011

Advancements in Wind Energy Metrology – UPWIND 1A2.3

Angelou, N., Bingöl, F., Courtney, M., Diznabi, B., Foussekis, D., Gottschall, J., Hansen, K. H., Ejsing Jørgensen, H., Kristensen, L., Larsen, G. C., Lindelöw, P. J. P., Mann, J., Mikkelsen, T., Schmidt Paulsen, U., Friis Pedersen, T., Pena Diaz, A., Sathe, A., Sjöholm, M. & Wagner, R., 2011, Roskilde: Danmarks Tekniske Universitet, Risø Nationallaboratoriet for Bæredygtig Energi. 98 p. (Denmark. Forskningscenter Risoe. Risoe-R; No. 1752(EN)).

Research output: Book/ReportReportResearch

Open Access
File
970 Downloads (Pure)

Advances in Offshore Wind Resource Estimation

Hasager, C. B., Badger, M., Pena Diaz, A., Badger, J., Antoniou, I., Nielsen, M., Astrup, P., Courtney, M. & Mikkelsen, T., 2011, Advances in Wind Energy Conversion Technology. Springer, p. 85-106 (Environmental Science and Engineering).

Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

Analysis of diabatic flow modification in the internal boundary layer

Floors, R., Gryning, S-E., Pena Diaz, A. & Batchvarova, E., 2011, In : Meteorologische Zeitschrift. 20, 6, p. 649-659

Research output: Contribution to journalJournal articleResearchpeer-review

Analysis of diabatic flow modification in the internal boundary layer

Floors, R., Gryning, S-E., Pena Diaz, A. & Batchvarova, E., 2011, In : Geophysical Research Abstracts. 13, p. EGU2011-10475

Research output: Contribution to journalConference abstract in journalResearchpeer-review

ASAR for offshore wind energy

Hasager, C. B., Badger, M., Badger, J., Nielsen, M., Bingöl, F., Hahmann, A. N., Karagali, I. & Pena Diaz, A., 2011, Programme. ESA-ESRIN

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

Open Access
File
401 Downloads (Pure)

Challenges in wind modelling for modern wind turbines

Gryning, S-E., Batchvarova, E., Floors, R., Pedersen, J. G., Pena Diaz, A. & Kelly, M. C., 2011, Final Programme and Abstracts Handbook. ICEM 2011 Organising Committee, p. 63-63 102 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

101 Downloads (Pure)
Open Access
File
173 Downloads (Pure)

Comparing modelled wind profile with long-range wind lidar measurements at a flat coastal site

Floors, R., Batchvarova, E., Gryning, S-E., Pena Diaz, A. & Hahmann, A. N., 2011, EMS Annual Meeting Abstracts. EMS, Vol. vol. 8. p. EMS2011-236

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

Open Access
File
136 Downloads (Pure)

Comparison of the atmospheric stability and wind profiles at two wind farm sites over a long marine fetch in the North Sea

Sathe, A., Gryning, S-E. & Pena Diaz, A., 2011, In : Wind Energy. 14, p. 767-780

Research output: Contribution to journalJournal articleResearchpeer-review

Comprehensive utilization of mesoscale modelling for wind energy applications

Badger, J., Hahmann, A. N., Larsén, X. G., Pena Diaz, A., Batchvarova, E., Gryning, S-E., Floors, R. & Ejsing Jørgensen, H., 2011, Proceedings. European Wind Energy Association (EWEA)

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

Open Access
File
113 Downloads (Pure)
1 Downloads (Pure)