Suggested Topics within your search.
Showing 1 - 20 results of 63 for search '', query time: 0.12s Refine Results
1
Further analysis of broadband noise measurements for a rotating blade operating with and without its shed wake blown downstream /
by Scheiman, James
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1974

Government Document Book
2
Application of higher harmonic blade feathering on the OH-6A helicopter for vibration reduction /
by Straub, F. K.
Washington, D.C. : Springfield, VA : National Aeronautics and Space Administration, Scientific and Technical Information Branch ; For sale by the National Technical Information Service, 1986

Government Document Book
3
Wake geometry effects on rotor blade-vortex interaction noise directivity /
Washington, D.C. : Springfield, Va. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; For sale by the National Technical Information Service, 1990

Government Document Book
4
An experimental investigation of vortex stability, tip shapes, compressibility, and noise for hovering model rotors /
by Tangler, James L.
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1973

Government Document Book
5
Wind tunnel simulation of full scale vortices /
by Rorke, James B.
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1973

Government Document Book
6
An experimental study of rotor blade-vortex interaction /
by Surendraiah, Makam
Washington, D.C. : National Aeronautics and Space Administration, 1970

Government Document Book
7
An enhanced integrated aerodynamic load/dynamic optimization procedure for helicopter rotor blades /
by Chattopadhyay, Aditi, 1958-
Washington, D.C. : Springfield, Va. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; For sale by the National Technical Information Service, 1990

Government Document Book
8
Sensitivity analysis of torsional vibration characteristics of helicopter rotor blades /
by Bratanow, Theodore
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1974

Government Document Book
9
Wind-tunnel investigation of helicopter-rotor wake effects on three helicopter fuselage models /
by Wilson, John C.
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1975

Government Document Book
10
Design and preliminary tests of a blade tip air mass injection system for vortex modification and possible noise reduction on a full-scale helicopter rotor /
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1975

Government Document Book
11
A Three-dimensional viscous flow analysis for the helicopter tip vortex generation problem /
Washington, D.C. : Springfield, Va. : National Aeronautics and Space Administration, Scientific and Technical Information Branch ; For sale by the National Technical Information Service, 1985

Government Document Book
12
Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers /
by Sadler, S. Gene
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1972

Government Document Book
13
An unsteady helicopter rotor : fuselage interaction analysis /
by Lorber, Peter F. (Peter Frederick)
Washington, D.C. : National Aeronautics and Space Administration, Scientific and Technical Information Division, 1988

Government Document Book
14
A guide to the use of the pressure disk rotor model as implemented in INS3D-UP /
by Chaffin, Mark S. (Mark Steven)
Hampton, Va. : Springfield, Va. : National Aeronautics and Space Administration, Langley Research Center ; Available from the National Technical Information Service, 1995

Government Document Book
15
Performance of an optimized rotor blade at off-design flight conditions /
by Chattopadhyay, Aditi, 1958-
Washington, D.C. : Springfield, Va. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division ; For sale by the National Technical Information Service, 1990

Government Document Book
16
Analysis of helicopter rotor blade torsional oscillations due to stall /
by Crimi, Peter, 1935-
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1975

Government Document Book
17
A method for determining the characteristic functions associated with the aeroelastic instabilities of helicopter rotors in forward flight /
by Piarulli, Vincent James, 1941-
Washington, D.C. : Springfield, VA : National Aeronautics and Space Administration ; For sale by the Clearinghouse for Federal Scientific and Technical Information, 1970

Government Document Book
18
Simplified procedures for estimating flapwise bending moments on helicopter rotor blades :
by Landgrebe, Anton J.
Washington, D.C. : Springfield, VA : National Aeronautics and Space Administration ; For sale by the Clearinghouse for Federal Scientific and Technical Information, 1969

Government Document Book
19
The passage of an infinite swept airfoil through an oblique gust /
by Adamczyk, John J.
Washington, D.C. : [Springfield, Va.] : National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1974

Government Document Book
20
The effects of nonuniform swash-plate stiffness on coupled blade-control system dynamics and stability : Part 1. Analysis and application /
by Piarulli, Vincent James, 1941-
Washington : National Aeronautics and Space Administration, 1971

Government Document Book
Search Tools: Get RSS Feed — Email this Search — Save Search