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Some rotorcraft applications of computational fluid dynamicsThe growing application of computational aerodynamics to nonlinear rotorcraft problems is outlined, with particular emphasis on the development of new methods based on the Euler and thin-layer Navier-Stokes equations. Rotor airfoil characteristics can now be calculated accurately over a wide range of transonic flow conditions. However, unsteady 3-D viscous codes remain in the research stage, and a numerical simulation of the complete flow field about a helicopter in forward flight is not now feasible. Nevertheless, impressive progress is being made in preparation for future supercomputers that will enable meaningful calculations to be made for arbitrary rotorcraft configurations.
Document ID
19880015217
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Mccroskey, W. J.
(NASA Ames Research Center Moffett Field, CA, United States)
Date Acquired
September 5, 2013
Publication Date
March 1, 1988
Subject Category
Aerodynamics
Report/Patent Number
USAAVSCOM-TR-88-A-001
NAS 1.15:100066
NASA-TM-100066
AD-A197977
A-88094
Accession Number
88N24601
Funding Number(s)
PROJECT: RTOP 992-21-01
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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