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TECHNICAL PAPERS

Correcting Inflow Measurements From Wind Turbines Using a Lifting-Surface Code

[+] Author and Article Information
J. Whale

Department of Aeronautical and Astronautical Engineering, University of Illinois at Urbana-Champaign, 306 Talbot Laboratory, 104 South Wright Street, Urbana, IL 61801-2935

C. J. Fisichella

Department of Mechanical and Industrial Engineering, University of Illinois at Urbana-Champaign, 306 Talbot Laboratory, 104 South Wright Street, Urbana, IL 61801-2935

M. S. Selig

Department of Aeronautical and Astronautical Engineering, University of Illinois at Urbana-Champaign, 306 Talbot Laboratory, 104 South Wright Street, Urbana, IL 61801-2935e-mail: m-selig@uiuc.edu

J. Sol. Energy Eng 122(4), 196-202 (Sep 01, 2000) (7 pages) doi:10.1115/1.1331287 History: Received April 01, 1999; Revised September 01, 2000
Copyright © 2000 by ASME
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References

Figures

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Angle of attack α and local flow angle β for a blade section
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Difference between 2D and 3D flow physics at a blade section
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Expected trends for a 3D inflow correction
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Flowchart of LSIM procedure
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Hypothetical performance data based on Phase III CER values: (a) Normal force, (b) Tangential force
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LSIM inflow correction curves for CER hypothetical lift data: (a) 30% span, (b) 47% span, (c) 68% span, (d) 98% span
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LSIM corrected performance curves for CER hypothetical lift data: (a) 30% span, (b) 47% span, (c) 68% span, (d) 98% span
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Comparison of 3D LSIM with 2D methods: (a) 30% span, (b) 47% span, (c) 63% span, (d) 80% span
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Illustration of the LSIM angle-range reduction problem: (a) Trends in β–α, (b) Range of α input to LSIM

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