Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers /

Comparison of three methods for calculation of helicopter rotor blade loading and stresses due to stall /

Johnson, Wayne, 1946-
U.S. Army Air Mobility Research and Development Laboratory.
Ames Research Center.

January 1974

Prepared at Ames Research Center and the U.S. Army Air Mobility R&D Laboratory.Cover title.Includes ...

Helicopter rotor rotational noise predictions based on measured high-frequency blade loads /

Hosier, Robert N.
Ramakrishnan, Ramani.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 80-82).Mode ...

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 /

Pegg, Robert J.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 14-15).Mode ...

Development and application of a method for predicting rotor free wake positions and resulting rotor blade air loads.

Sadler, S. G.
Langley Research Center.
Rochester Applied Sciences Associates.

January 1971

Computer program listings are presented for two separate programs: the wake geometry 1 blade loads a...

Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers. Volume 1: Theoretical formulation and analysis of results

Sadler, S. G.

September 1972

A mathematical model and computer program were implemented to study the main rotor free wake geometr...

Development of an analysis for the determination of coupled helicopter rotor/control system dynamic response /

Sutton, Lawrence R.
Rinehart, Stephen A.
Langley Research Center.
Rochester Applied Sciences Associates.

January 1975

Pt. II by Sutton only."Prepared by Rochester Applied Science Associates ... for Langley Research Cen...

Analysis of stall flutter of a helicopter rotor blade /

Crimi, Peter, 1935-
Langley Research Center.
Avco Corporation. Systems Division.

January 1973

"Prepared by AVCO Systems Division ... for Langley Research Center."Cover title.Bibliography: p. 132...

Helicopter blade-vortex interaction locations : scale-model acoustics and free-wake analysis results /

Hoad, Danny R.
United States. Army Aviation Research and Technology Activity. Aerostructures Directorate.

January 1987

Prepared at Aerostructures Directorate, USAARTA-AVSCOM, Langley Research Center."April 1987"--Cover....

An analytical evaluation of airfoil sections for helicopter rotor applications /

Bingham, Gene J.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 12-13).Mode ...

Analysis of helicopter maneuver-loads and rotor-loads flight-test data /

Beno, Edward A.
Langley Research Center.
United Aircraft Corporation. Sikorsky Aircraft Division.

January 1973

"Prepared by Sikorsky Aircraft Division, United Aircraft Corporation ... for Langley Research Center...

Analysis of helicopter rotor blade torsional oscillations due to stall /

Crimi, Peter, 1935-
U.S. Army Air Mobility Research and Development Laboratory.
Langley Research Center.
Avco Corporation. Systems Division.

January 1975

"Prepared by AVCO Systems Division ... for Langley Research Center."Cover title.Includes bibliograph...

Compressible, unsteady lifting-surface theory for a helicopter rotor in forward flight /

Runyan, Harry L.
Tai, H. (Hsiang)
Langley Research Center.

January 1985

Prepared at Langley Research Center."December 1985"--Cover.Includes bibliographical references (p. 1...

A wind-tunnel investigation of parameters affecting helicopter directional control at low speeds in ground effect /

Yeager, William T.
Mantay, Wayne R.
Young, Warren H.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 14).Mode of ...

An experimental investigation of vortex stability, tip shapes, compressibility, and noise for hovering model rotors /

Tangler, James L.
Miley, Stan J.
Wohlfeld, Robert M.
Langley Research Center.
Bell Helicopter Company.

January 1973

"Prepared by Bell Helicopter Company ... for Langley Research Center."Cover title.Bibliography: p. 7...

Flapping response characteristics of hingeless rotor blades by a generalized harmonic balance method /

Peters, D. A. (David A.), 1947-
Ormiston, Robert A.
U.S. Army Air Mobility Research and Development Laboratory.
Ames Research Center.

January 1975

Prepared at Ames Research Center and the U.S. Army Air Mobility R & D Laboratory.Cover title.Include...

Comparison of three methods for calculation of helicopter rotor blade loading and stresses due to stall /

Johnson, Wayne, 1946-
U.S. Army Air Mobility Research and Development Laboratory.
Ames Research Center.

January 1974

Prepared at Ames Research Center and the U.S. Army Air Mobility R&D Laboratory.Cover title.Includes ...

Helicopter rotor rotational noise predictions based on measured high-frequency blade loads /

Hosier, Robert N.
Ramakrishnan, Ramani.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 80-82).Mode ...

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 /

Pegg, Robert J.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 14-15).Mode ...

Development and application of a method for predicting rotor free wake positions and resulting rotor blade air loads.

Sadler, S. G.
Langley Research Center.
Rochester Applied Sciences Associates.

January 1971

Computer program listings are presented for two separate programs: the wake geometry 1 blade loads a...

Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers. Volume 1: Theoretical formulation and analysis of results

Sadler, S. G.

September 1972

A mathematical model and computer program were implemented to study the main rotor free wake geometr...

Development of an analysis for the determination of coupled helicopter rotor/control system dynamic response /

Sutton, Lawrence R.
Rinehart, Stephen A.
Langley Research Center.
Rochester Applied Sciences Associates.

January 1975

Pt. II by Sutton only."Prepared by Rochester Applied Science Associates ... for Langley Research Cen...

Analysis of stall flutter of a helicopter rotor blade /

Crimi, Peter, 1935-
Langley Research Center.
Avco Corporation. Systems Division.

January 1973

"Prepared by AVCO Systems Division ... for Langley Research Center."Cover title.Bibliography: p. 132...

Helicopter blade-vortex interaction locations : scale-model acoustics and free-wake analysis results /

Hoad, Danny R.
United States. Army Aviation Research and Technology Activity. Aerostructures Directorate.

January 1987

Prepared at Aerostructures Directorate, USAARTA-AVSCOM, Langley Research Center."April 1987"--Cover....

An analytical evaluation of airfoil sections for helicopter rotor applications /

Bingham, Gene J.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 12-13).Mode ...

Analysis of helicopter maneuver-loads and rotor-loads flight-test data /

Beno, Edward A.
Langley Research Center.
United Aircraft Corporation. Sikorsky Aircraft Division.

January 1973

"Prepared by Sikorsky Aircraft Division, United Aircraft Corporation ... for Langley Research Center...

Analysis of helicopter rotor blade torsional oscillations due to stall /

Crimi, Peter, 1935-
U.S. Army Air Mobility Research and Development Laboratory.
Langley Research Center.
Avco Corporation. Systems Division.

January 1975

"Prepared by AVCO Systems Division ... for Langley Research Center."Cover title.Includes bibliograph...

Compressible, unsteady lifting-surface theory for a helicopter rotor in forward flight /

Runyan, Harry L.
Tai, H. (Hsiang)
Langley Research Center.

January 1985

Prepared at Langley Research Center."December 1985"--Cover.Includes bibliographical references (p. 1...

A wind-tunnel investigation of parameters affecting helicopter directional control at low speeds in ground effect /

Yeager, William T.
Mantay, Wayne R.
Young, Warren H.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 14).Mode of ...

An experimental investigation of vortex stability, tip shapes, compressibility, and noise for hovering model rotors /

Tangler, James L.
Miley, Stan J.
Wohlfeld, Robert M.
Langley Research Center.
Bell Helicopter Company.

January 1973

"Prepared by Bell Helicopter Company ... for Langley Research Center."Cover title.Bibliography: p. 7...

Flapping response characteristics of hingeless rotor blades by a generalized harmonic balance method /

Peters, D. A. (David A.), 1947-
Ormiston, Robert A.
U.S. Army Air Mobility Research and Development Laboratory.
Ames Research Center.

January 1975

Prepared at Ames Research Center and the U.S. Army Air Mobility R & D Laboratory.Cover title.Include...

Comparison of three methods for calculation of helicopter rotor blade loading and stresses due to stall /

Johnson, Wayne, 1946-
U.S. Army Air Mobility Research and Development Laboratory.
Ames Research Center.

January 1974

Prepared at Ames Research Center and the U.S. Army Air Mobility R&D Laboratory.Cover title.Includes ...

Helicopter rotor rotational noise predictions based on measured high-frequency blade loads /

Hosier, Robert N.
Ramakrishnan, Ramani.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 80-82).Mode ...

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 /

Pegg, Robert J.
Langley Research Center.

January 1975

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 14-15).Mode ...

Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers /

Abstract

Extracted data

Main rotor free wake geometry effects on blade air loads and response for helicopters in steady maneuvers /

Abstract

Extracted data

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