Optimal Design of Horizontal-Axis Wind Turbines Using Blade-Element Theory and Evolutionary Computation

[+] Author and Article Information
Ernesto Benini, Andrea Toffolo

Dipartimento di Ingegneria Meccanica, Università di Padova, Via Venezia 1, 35131 Padova, Italy

J. Sol. Energy Eng 124(4), 357-363 (Nov 08, 2002) (7 pages) doi:10.1115/1.1510868 History: Received August 01, 2001; Revised July 01, 2002; Online November 08, 2002
Copyright © 2002 by ASME
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Control volume considered for the optimization of HAWTs
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Velocity triangles at an arbitrary radius r of an HAWT
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Bezier curves describing chord and twist distributions
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Shell thickness distribution
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Model of hub profile for shell thickness calculation
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Scheme of the multi-objective evolutionary algorithm used in the present work
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Pareto fronts obtained for different turbine rated powers and detail of the comparison with commercial turbines (filled markers)
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Features of the optimized HAWTs (filled markers represent commercial turbines)
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Chord and twist distributions of the optimized HAWTs




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