Unsteady velocity measurements taken behind a model helicopter rotor hub in forward flight
By: John D. Berry.
Contributors: Langley Research Center.; U.S. Army Aviation and Troop Command.
Series: NASA technical memorandum -- 4738.
Publisher: National Aeronautics and Space Administration, Langley Research Center
Published: 1997
Place of publication: Hampton, Va
Language: eng
Format: Microform
Number of pages: 245
Subjects: Rotors (Helicopters) -- Testing.; Wind tunnels.; Helicopters -- Aerodynamics.; Velocity measurment.; Horizontal flight.; Separated flow.; Helicopters.; Turbulence effects.; Velocity distribution.; Wind tunnel tests.; Aerodynamic configurations.; Unsteady flow.
Notes: "March 1997."

"ATCOM technical report 97-A-001."

"Performing organization report number L-17524"--Report documentation page.

Research performed at Langley Research Center.

Shipping List #: 97-0768-M.

Includes bibliographical references (p. 7).

Also available via Internet from the NASA Technical Report Server web site. Address as of 4/19/06: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19970012917%5F997021120.pdf ; current access is available via PURL.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1997]. 3 microfiches : negative.

WU 505-59-36-01.