Wind profiles and forests

Afdelingen for Vindenergi
The aim was to increase the understanding of the wind field structure in the heterogeneous forested landskcape.
Project description

To acquire better knowledge about wind conditions in forest areas, where more and more wind turbines are located on a global scale, the project will analyse existing data measured above the forest, perform field experiments with a laser-based method and develop models for shifts in roughness of terrain and in efficient height of terrain.

Results

Two technically challenging field experiments were performed in Lille Bøgeskov near Sorø and at the edge of the Tromnæs forest on Falster, respectively. By creative use of the first remote-sensing wind lidar prototype, it was possible to investigate the spatial structure of the flow in more detail than with traditional in-situ instrumentation on masts. The measurements were/are used to test and improve the parameterization and application of wind flow models.

Key figures

Period:
2006 - 2009
Funding year:
2005
Own financial contribution:
2.22 mio. DKK
Grant:
2.50 mio. DKK
Funding rate:
53 %
Project budget:
4.72 mio. DKK

Category

Oprindelig title
Vindforhold over skov
Programme
Innovationsfonden
Technology
Wind
Case no.
ENMI 2104-05-0076

Participants

Danmarks Tekniske Universitet (DTU) (Main Responsible)
Partners and economy
Partner Subsidy Auto financing
SIEMENS WIND POWER A/S
Renewable Energy Systems

Contact

Kontakperson
Mann, Jakob (forskningsprof.)
Comtact information
Danmarks Tekniske Universitet. Risø Nationallaboratoriet for Bæredygtig Energi (Risø DTU). Afdelingen for Vindenergi
Frederiksborgvej 399, Bygning 118
DK-4000 Roskilde
www.risoe.dtu.dk
Mann, Jakob (forskningsprof.), 46775019, jmsq@risoe.dtu.dk
Øvr. Partnere: Siemens Wind Power A/S; Renewable Energy Systems Ltd.
Contact email
jmsq@risoe.dtu.dk

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