DEWI Magazin - Editorial

3

Testing of Rotor Blades

5

Abhängigkeit der Turbulenzintensität über See von der Windgeschwindigkeit
The Dependence of Offshore Turbulence Intensity on Wind Speed

10

Repowering von Windenergieanlagen unter naturschutzfachlichen und planerischen Gesichtspunkten
Repowering of Wind Turbines under the Aspects of Nature Conservation and Regional Planning

14

Windenergienutzung in Deutschland - Stand 31.12.2006 -
Wind Energy Use in Germany - Status 31.12.2006

20

Measurement and Reduction of Offshore Wind Turbine Construction Noise

33

Beyond the Ainslie Model:
3D Navier-Stokes Simulation of Wind Flow through Large Offshore Wind Farms

38

Three Years Operation of Far Offshore Measurements at FINO1

42

Oceanographic Results of Two Years Operation of the First Offshore Wind Research Platform in the German Bight - FINO1

47

Influence of Wave Spreading in Short-term Sea States on the Fatigue of Offshore Support Structures at the Example of the FINO1-Research Platform

51

Temperature Induced Drift in Mechanical Load Measurements on Wind Turbines

58

Long-term Scaling of Site Measurements: Evaluation of Long-Term Meteorological Data in France and Comparison of Correlation Methods
Corrélation à long terme de mesures sur site : Evaluation des données météorologiques long terme en France et comparaison de méthodes de corrélation

61

Nachlese: DEWEK 2006
Highlights of DEWEK 2006

68

Quality by Know-how

72

Das Seminarangebot des Deutschen Windenergie-Instituts
DEWI Seminar Offer

79