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

Refinement and evaluation of helicopter real-time self-adaptive active vibration controller algorithms /

Davis, Mark W.
United Technologies Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1984

Subject category 02."August 1984"--Cover.Distributed to depository libraries in microfiche."United T...

Performance testing of a main rotor system for a utility helicopter at 1/4 scale /

Berry, John D.
Army Research and Technology Laboratories (U.S.). Structures Laboratory.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

"April 1982"--Cover."Structures Laboratory, AVRADCOM Research and Technology Laboratories, Langley R...

Rotorcraft flight-propulsion control integration : an eclectic design concept /

Mihaloew, James R.
Ruttledge, D. C. G.
Ballin, Mark G.
Lewis Research Center.

January 1988

Prepared at Lewis Research Center."April 1988"--Cover.Includes bibliographical references (p. 31).Mo...

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 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...

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...

Dynamic analysis of multimesh-gear helicopter transmissions /

Choy, Fred K.
Oswald, Fred B.
Townsend, Dennis P.
Lewis Research Center.

January 1988

Prepared at Lewis Research Center."February 1988"--Cover.Includes bibliographical references (p. 7)....

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...

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 ...

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

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

January 1972

"Prepared by Rochester Applied Science Associates, Inc. ... for Langley Research Center."Cover title...

Flight measurements of the effects of blade out of track on the vibration levels on a tandem rotor helicopter /

United States. National Aeronautics and Space Administration.
Langley Research Center.

"May 1960."Cover title.Includes bibliographical references (p. 13).Mode of access: Internet

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 ...

Simulation study of intracity helicopter operations under instrument conditions to category I minimums /

Callan, William M.
DiCarlo, Daniel J.
Houck, Jacob A.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 22).Mode of ...

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...

Operational experiences of a commercial helicopter flown in a large metropolitan area /

DiCarlo, Daniel J.
Langley Research Center.

January 1975

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

Refinement and evaluation of helicopter real-time self-adaptive active vibration controller algorithms /

Davis, Mark W.
United Technologies Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1984

Subject category 02."August 1984"--Cover.Distributed to depository libraries in microfiche."United T...

Performance testing of a main rotor system for a utility helicopter at 1/4 scale /

Berry, John D.
Army Research and Technology Laboratories (U.S.). Structures Laboratory.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

"April 1982"--Cover."Structures Laboratory, AVRADCOM Research and Technology Laboratories, Langley R...

Rotorcraft flight-propulsion control integration : an eclectic design concept /

Mihaloew, James R.
Ruttledge, D. C. G.
Ballin, Mark G.
Lewis Research Center.

January 1988

Prepared at Lewis Research Center."April 1988"--Cover.Includes bibliographical references (p. 31).Mo...

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 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...

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...

Dynamic analysis of multimesh-gear helicopter transmissions /

Choy, Fred K.
Oswald, Fred B.
Townsend, Dennis P.
Lewis Research Center.

January 1988

Prepared at Lewis Research Center."February 1988"--Cover.Includes bibliographical references (p. 7)....

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...

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 ...

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

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

January 1972

"Prepared by Rochester Applied Science Associates, Inc. ... for Langley Research Center."Cover title...

Flight measurements of the effects of blade out of track on the vibration levels on a tandem rotor helicopter /

United States. National Aeronautics and Space Administration.
Langley Research Center.

"May 1960."Cover title.Includes bibliographical references (p. 13).Mode of access: Internet

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 ...

Simulation study of intracity helicopter operations under instrument conditions to category I minimums /

Callan, William M.
DiCarlo, Daniel J.
Houck, Jacob A.
Langley Research Center.

January 1974

Prepared at Langley Research Center.Cover title.Includes bibliographical references (p. 22).Mode of ...

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...

Operational experiences of a commercial helicopter flown in a large metropolitan area /

DiCarlo, Daniel J.
Langley Research Center.

January 1975

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

Refinement and evaluation of helicopter real-time self-adaptive active vibration controller algorithms /

Davis, Mark W.
United Technologies Research Center.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

January 1984

Subject category 02."August 1984"--Cover.Distributed to depository libraries in microfiche."United T...

Performance testing of a main rotor system for a utility helicopter at 1/4 scale /

Berry, John D.
Army Research and Technology Laboratories (U.S.). Structures Laboratory.
United States. National Aeronautics and Space Administration. Scientific and Technical Information Branch.

"April 1982"--Cover."Structures Laboratory, AVRADCOM Research and Technology Laboratories, Langley R...

Rotorcraft flight-propulsion control integration : an eclectic design concept /

Mihaloew, James R.
Ruttledge, D. C. G.
Ballin, Mark G.
Lewis Research Center.

January 1988

Prepared at Lewis Research Center."April 1988"--Cover.Includes bibliographical references (p. 31).Mo...

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

Abstract

Extracted data

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

Abstract

Extracted data

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