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    A parametric design study for a swashplateless helicopter rotor with trailing-edge flaps

    Shen, J. / Chopra, I. | Tema Archiv | 2004
    Schlagwörter: Hubschrauber

    Preliminary design of transport helicopters

    Tishchenko, M.N. / Nagaraj, V.T. / Chopra, I. | Tema Archiv | 2003
    Schlagwörter: Hubschrauber

    Hover test of a Mach-scale rotor model with active blade tips

    Bernhard, A.P.F. / Chopra, I. | Tema Archiv | 2002
    Schlagwörter: Hubschrauber

    Wind tunnel testing of a smart rotor model with trailing-edge flaps

    Koratkar, N.A. / Chopra, I. | Tema Archiv | 2002
    Schlagwörter: Hubschrauber

    Trailing edge flap control methodology for vibration reduction of helicopter with dissimilar blades

    Roget, B. / Chopra, I. / Gessow, A. | Tema Archiv | 2001
    Schlagwörter: Hubschrauber

    Aeroelastic stability of smart trailing-edge flap helicopter rotors

    Shen, J. / Chopra, I. | Tema Archiv | 2001
    Schlagwörter: Hubschrauber

    Closed-loop hover test results with a neurocontroller on piezo-actuated smart rotor blades

    Spencer, M.G. / Sanner, R.M. / Chopra, I. | Tema Archiv | 2000
    Schlagwörter: Hubschrauber

    Status of application of smart structures technology to rotorcraft systems

    Chopra, I. | Tema Archiv | 2000
    Schlagwörter: Hubschrauber

    Unmanned transport helicopters

    Tishchenko, M.N. / Nagaraj, V.T. / Chopra, I. et al. | Tema Archiv | 1999
    Schlagwörter: Hubschrauber

    Trailing edge flap activated by a piezo-induced bending-torsion coupled beam

    Bernhard, A.P.F. / Chopra, I. | Tema Archiv | 1999
    Schlagwörter: Hubschrauber

    Actuation of trailing edge flap in a wing model using piezostack device

    Chandra, R. / Chopra, I. | Tema Archiv | 1998
    Schlagwörter: Hubschrauber

    Rotors with trailing edge flaps: Analysis and comparison with experimental data

    Milgram, J. / Chopra, I. / Straub, F. | Tema Archiv | 1998
    Schlagwörter: Hubschrauber

    A parametric design study for actively controlled trailing edge flaps

    Milgram, J. / Chopra, I. | Tema Archiv | 1998
    Schlagwörter: Hubschrauber

    Aeroelastic analysis of advanced geometry tiltrotor aircraft

    Srinivas, V. / Chopra, I. / Nixon, M.W. | Tema Archiv | 1998
    Schlagwörter: Hubschrauber

    An aeroelastic analysis methodology for bearingless main rotor helicopters

    Gandhi, F. / Chopra, I. | Tema Archiv | 1998
    Schlagwörter: Hubschrauber

    Analysis and testing of a froude scaled helicopter rotor with piezoelectric bender actuated trailing edge flaps

    Koratkar, N.A. / Chopra, I. | Tema Archiv | 1997
    Schlagwörter: Hubschrauber

    Hover testing of smart rotor with induced-strain actuation of blade twist

    Chen, P.C. / Chopra, I. | Tema Archiv | 1997
    Schlagwörter: Hubschrauber

    Helicopter rotor system health monitoring using numerical simulation and neural networks

    Ganguli, R. / Chopra, I. / Haas, D.J. | Tema Archiv | 1997
    Schlagwörter: Hubschrauber

    Wind tunnel test of a smart rotor model with individual blade twist control

    Chen, P.C. / Chopra, I. | Tema Archiv | 1997
    Schlagwörter: Hubschrauber

    Detection of helicopter rotor system simulated faults using neural networks

    Ganguli, R. / Chopra, I. / Haas, D.J. | Tema Archiv | 1997
    Schlagwörter: Hubschrauber

    Detection of helicopter rotor system simulated faults using neural networks

    Ganguli, R. / Chopra, I. / Haas, D.J. | Tema Archiv | 1996
    Schlagwörter: Hubschrauber

    Formulation of a helicopter rotor system damage detection methodology

    Ganguli, R. / Chopra, I. / Haas, D.J. | Tema Archiv | 1996
    Schlagwörter: Hubschrauber

    Formulation of a comprehensive aeroelastic analysis for tiltrotor aircraft

    Srinivas, V. / Chopra, I. | Tema Archiv | 1996
    Schlagwörter: Hubschrauber

    Aerolastic optimization of an advanced geometry helicopter rotor

    Ganguli, R. / Chopra, I. | Tema Archiv | 1996
    Schlagwörter: Hubschrauber

    Aeroelastic analysis of advanced geometry tiltrotor aircraft

    Srinivas, V. / Chopra, I. / Nixon, M.W. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Formulation of a rotor-system damage detection methodology

    Ganguli, R. / Chopra, I. / Haas, D. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Helicopter vibration reduction with trailing edge flaps

    Milgram, J. / Chopra, I. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Prediction of tail rotor thrust and yaw control effectiveness

    Srinivas, V. / Chopra, I. / Haas, D. et al. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Aeroelastic analysis of a composite bearingless rotor in forward flight using an improved warping model

    Tracy, A.L. / Chopra, I. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Torsional actuation with extension-torsion composite coupling and a magnetostrictive actuator

    Bothwell, C.M. / Chandra, R. / Chopra, I. | Tema Archiv | 1995
    Schlagwörter: Hubschrauber

    Dynamically tuned blade pitch links for vibration reduction

    Milgram, J. / Chopra, I. / Kottapalli, S. | Tema Archiv | 1994
    Schlagwörter: Hubschrauber

    Multi-objective optimization of a composite helicopter rotor

    Ganguli, R. / Chopra, I. | Tema Archiv | 1994
    Schlagwörter: Hubschrauber

    Air resonance of hingeless helicopters in trimmed forward flight

    Milgram, J.H. / Chopra, I. | Tema Archiv | 1994
    Schlagwörter: Hubschrauber

    Aeromechanical stability of a bearingless composite rotor in forward flight

    Tracy, A.L. / Chopra, I. | Tema Archiv | 1993
    Schlagwörter: Hubschrauber , Vorwärtsflug (Hubschrauber)

    Aeromechanical stability of rotorcraft with advanced geometry blades

    Bir, G.S. / Chopra, I. | Tema Archiv | 1993
    Schlagwörter: Hubschrauber , Vorwärtsflug (Hubschrauber)

    Effect of modeling techniques in the coupled rotor-body vibration analysis

    Vellaichamy, S. / Chopra, I. | Tema Archiv | 1993
    Schlagwörter: Hubschrauber

    Air and ground resonance of helicopters with elastically tailored composite rotor blades

    Smith, E.C. / Chopra, I. | Tema Archiv | 1993
    Schlagwörter: Hubschrauber

    Aeroelastic response and blade loads ofa composite rotor in forward flight

    Smith, E.C. / Chopra, I. | Tema Archiv | 1992
    Schlagwörter: Hubschrauber

    Aeroelastic optimization of an advanced geometry helicopter rotor

    Ganguli, R. / Chopra, I. | Tema Archiv | 1992
    Schlagwörter: Hubschrauber

    Aerolastic analysis of swept, anhedral, and tapered tip rotor blades

    Kim, K.C. / Chopra, I. | Tema Archiv | 1992
    Schlagwörter: HUBSCHRAUBER

    Blade response calcultaions using three-dimensional aerodynamic modeling

    Ki-Chung Kim / Desopper, A. / Chopra, I. | Tema Archiv | 1991
    Schlagwörter: HUBSCHRAUBER

    Response and hub loads sensitivity analysis of a helicopter rotor

    Lim, J.W. / Chopra, I. | Tema Archiv | 1990
    Schlagwörter: HUBSCHRAUBER

    Assessment of transient analysis techniques for rotor stability testing

    Tasker, F.A. / Chopra, I. | Tema Archiv | 1990
    Schlagwörter: HUBSCHRAUBER

    Helicopter response to atmospheric turbulence in forward flight

    Elliott, A.S. / Chopra, I. | Tema Archiv | 1990
    Schlagwörter: HUBSCHRAUBER

    Application of higher harmonic control to rotors operating at high speed and thrust

    Nguyen, K. / Chopra, I. | Tema Archiv | 1990
    Schlagwörter: HUBSCHRAUBER