Item Details

Wake Geometry Effects on Rotor Blade-Vortex Interaction Noise Directivity

R.M. Martin ... [et al.]
Format
Book; Government Document; Online; EBook
Published
Washington, D.C. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; Springfield, Va. : For sale by the National Technical Information Service, 1990.
Language
English
Series
NASA Technical Paper
Description
22 p. : ill. (some col.) ; 28 cm.
Mode of access: Internet.
Notes
  • Prepared at Langley Research Center.
  • Bibliography: p. 8.
Series Statement
NASA technical paper ; 3015
Logo for No Copyright - United StatesNo Copyright - United States
Technical Details

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    a| Wake geometry effects on rotor blade-vortex interaction noise directivity / c| R.M. Martin ... [et al.].
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    a| Washington, D.C. : b| National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; a| Springfield, Va. : b| For sale by the National Technical Information Service, c| 1990.
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    a| Prepared at Langley Research Center.
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    a| Mode of access: Internet.
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    a| Vortex-motion.
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    a| Rotors (Helicopters) x| Aerodynamics.
    650
      
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    a| Rotors (Helicopters) x| Noise.
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    a| Wakes (Aerodynamics)
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    a| Martin, R. M. q| (Ruth McVoy), d| 1956-
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    b| UIU c| UIUC d| 20141113 s| google u| uiug.30112106709758 y| 1990 r| pd q| bib

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