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USER MEETING - Tønsberg 27-28 June 2005. 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

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A new technique to improve expected AEP estimation in very complex terrain F.Castellani, G. Franceschini


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USER MEETING -Tønsberg 27-28 June 2005

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:

24th ASME Wind Energy Symposium

“A new technique to improve expected AEP estimation in very complex terrain” – AIAA-2005-1331

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USER MEETING -Tønsberg 27-28 June 2005

FOSSATO DI VICO WIND FARM DEVELOPMENT

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

slide3

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

ANEMOMETERS DATA

slide4

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

First AEP estimations results

REAL PRODUCTION

slide5

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

TEST FIELD

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USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

OPERATIONAL CONDITIONS

slide7

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

ESTIMATED AEP AND REAL PRODUCTION

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USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

CFD WIND FIELD MODELING

Using WindSim

WIND PROFILES

ISO-surfaces 6.5 m/s

ISO-surfaces 6.6 m/s

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USER MEETING -Tønsberg 27-28 June 2005

TERRAIN DATA

ROUGHNESS DATA

WIND DATA

WIND SIMULATIONS

MANUFACTURER

POWER CURVE

FIRST AEP

ESTIMATION

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

WIND FIELD INFORMATION – WIND PROFILES

POWER CURVE CUSTOMIZATION

ENERGY MODULE WITH CUSTOMIZED POWER CURVE

SECOND AEP

ESTIMATION

THE POWER CURVE CORRECTION

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USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

TUNING THROUGH SODAR MEASUREMENTS

slide11

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

THE POWER CURVE CORRECTION

slide12

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

THE POWER CURVE CORRECTION

slide13

USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

RESULTS

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USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

RESULTS

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USER MEETING -Tønsberg 27-28 June 2005

Francesco Castellani

University of Perugia – Department of Industrial Engineering

Email: castellani@unipg.it

  • FUTURE WORK
  • Use the new version of Windsim with orthogonalized grids, refinements and smoothing of the terrain
  • Develop a new method to customize the power curve using the 3D wind field information