Fluid reaction surfaces (i.e. – impellers) – Specific blade structure – Radial flow devices
Patent
1994-03-14
1996-10-08
Look, Edward K.
Fluid reaction surfaces (i.e., impellers)
Specific blade structure
Radial flow devices
416DIG2, 416DIG5, B63H 126
Patent
active
055624200
ABSTRACT:
Airfoils for the blade of a wind turbine wherein each airfoil is characterized by a thickness in a range from 16%-24% and a maximum lift coefficient designed to be largely insensitive to roughness effects. The airfoils include a family of airfoils for a blade 15 to 25 meters in length, a family of airfoils for a blade 1 to 5 meters in length, and a family of airfoils for a blade 5 to 10 meters in length.
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Timmer, W. A. and van Rooy, R.P.J.O.M., J. of Wind Engineering and Industrial Acrodynamics, 39 (1992) pp. 151-160.
Somers Dan M.
Tangler James L.
Look Edward K.
Midwest Research Institute
O'Connor Edna M.
Verdier Christopher
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