1. A new technique to improve expected AEP estimation in very complex terrain F.Castellani, G. Franceschini Department of Industrial Engineering – University of Perugia Presented at the: 24 th ASME Wind Energy Symposium “A new technique to improve expected AEP estimation in very complex terrain” – AIAA-2005-1331 USER MEETING - Tønsberg 27-28 June 2005

2. FOSSATO DI VICO WIND FARM DEVELOPMENT Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

3. ANEMOMETERS DATA Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

4. First AEP estimations results REAL PRODUCTION Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

5. TEST FIELD Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

6. OPERATIONAL CONDITIONS Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

7. ESTIMATED AEP AND REAL PRODUCTION Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

8. WIND PROFILES ISO-surfaces 6.5 m/s ISO-surfaces 6.6 m/s CFD WIND FIELD MODELING Using WindSim Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

9. WIND SIMULATIONS TERRAIN DATAROUGHNESS DATA WIND DATA MANUFACTURER POWER CURVE FIRST AEP ESTIMATION WIND FIELD INFORMATION – WIND PROFILES POWER CURVE CUSTOMIZATION ENERGY MODULE WITH CUSTOMIZED POWER CURVE SECOND AEP ESTIMATION THE POWER CURVE CORRECTION Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

10. TUNING THROUGH SODAR MEASUREMENTS Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

11. THE POWER CURVE CORRECTION Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

12. THE POWER CURVE CORRECTION Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

13. RESULTS Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

14. RESULTS Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005

15. FUTURE WORK I.Use the new version of Windsim with orthogonalized grids, refinements and smoothing of the terrain II.Develop a new method to customize the power curve using the 3D wind field information Francesco Castellani University of Perugia – Department of Industrial Engineering Email: castellani@unipg.it USER MEETING - Tønsberg 27-28 June 2005