2001 Technical Papers

Anusonthi-Inthra, P. and Gandhi, F., “Optimal Control of Helicopter Vibration through Cyclic Variations in Blade Root Stiffness,” Smart Materials and Structures, Vol. 10, No. 1, February 2001, pp. 86-95.

Brackbill, C.R., Smith, E.C., and Lesieutre, G.A., “Ground and Air Resonance Behavior of Helicopters with Interblade Elastomeric Dampers,” Presented at the 9th International Workshop on Aeroelasticity of Rotorcraft Systems, Ann Arbor, MI, October 22-24, 2001.

DeSmidt, H., Wang, K.W., and Smith, E.C., “Coupled Torsion-Lateral Stability of a Shaft-Disk System Driven through a Universal Joint,” ASME Design Engineering Technical Conference, DETC2001/VIB-21423, 2001.

Gandhi, F., Wang, K.W., and Xia, L., “Magnetorheological Fluid Damper Feedback Linearization Control for Helicopter Rotor Application,” Journal of Smart Materials and Structures, Vol. 10, No. 1, February 2001, pp. 96-103.

Gandhi, F., “Influence of Nonlinear Viscoelastic Material Characterization on Performance of Constrained Layer Damping Treatment,” AIAA Journal, Vol. 39, No. 5, May 2001, pp. 924-931.

Garga, A., Campbell, R., Byington, C., Kasmala, G., Lang, D., Lebold, M., Banks, J., and Glenn F.,”Diagnostic Reasoning Agents Development for HUMS Systems,” Proceeding of the American Helicopter Society 57th Annual Forum, Vol. 2, pp. 1268-1275, Washington DC, May 9-11, 2001.

Hathaway, E. and Gandhi, F., “Concurrent Optimization of Aeroelastic Couplings and Rotor Stiffness for the Alleviation of Helicopter Aeromechanical Instability,” Journal of Aircraft, Vol. 38, No. 1, January-February 2001, pp. 69-80.

Heverly, D., Wang, K.W. and Smith, E.C., “An Optimal Actuator Placement Methodology for Active Control of Helicopter Airframe Vibrations,” Journal of American Helicopter Society, Vol. 46, No. 4, October 2001, pp. 251-261.

Horn, J.F., Calise, A.C., and Prasad, J.V.R, “Flight Envelope Cueing on a Tilt-Rotor Aircraft Using Neural Network Limit Prediction,” Journal of the American Helicopter Society, Vol. 46, No. 1, January 2001, pp. 23-31.

Horn, J.F. and Sahani, N., “Detection And Avoidance of Main Rotor Hub Moment Limits on Rotorcraft,” AIAA Atmospheric Flight Mechanics Conference, AIAA Paper No. 2001-4138, Montreal, Canada, August 6-9, 2001.

Kang, H., Smith, E.C., and Lesieutre, G.A., “Helicopter Blade Damping Using Embedded Chordwise Absorbers,” Proceeding of the American Helicopter Society 57th Annual Forum, Vol. 1, pp. 197-211, Washington DC, May 9-11, 2001.

Lesieutre, G.A., Smith, E.C. and Kang, H., “Helicopter Blade Lag Damping Using Embedded Chordwise Absorbers: Blade Aeroelastic Stability,”Presented at the 9th International Workshop on Aeroelasticity of Rotorcraft Systems, Ann Arbor, MI, October 22-24, 2001.

Lewis, A.S., Sinha, A., and Wang, K.W., “Sliding Mode Output Feedback Control of a Flexible Rotor via Magnetic Bearings,” International Journal of Rotating Machinery, Vol. 7No. 2, 2001, pp.117-129.

Malovrh, B. and Gandhi, F., “Mechanism Based Phenomenological Models for the Pseudoelastic Hysteresis Behavior of Shape Memory Alloys,”Journal of Intelligent Material Systems and Structures, Vol. 12, No. 1, January 2001, pp. 21-30.

Malovrh, B., Gandhi, F., and Tauszig, L., “Sensitivity of Helicopter BVI-Induced Noise and Vibration to Variations In Individual Interaction-Parameters,”Proceeding of the American Helicopter Society 57th Annual Forum, Vol. 1, pp. 575-587, Washington DC, May 9-11, 2001.

Morgan, R. and Wang, K.W., “An Adaptable Active-Passive Piezoelectric Absorber For Nonstationary Disturbance Rejection — Theory and Implementation,” Proceedings of the International Conference on Adaptive Structure Technology, College Park, MD, 2001.

Ramrakhyani, D., Lesieutre, G.A., and Smith, E.C., “Efficient Modeling of Elastomeric Materials using Fractional Derivatives and Plastic Yielding,”Proceedings of AIAA Adaptive Structures Forum /41th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA Paper No. 2001-1592, Seattle, WA, April 16-19, 2001.

Rusovici, R., Lesieutre, G.A., and Inman, D.J., “Modeling of Shock Propagation and Attenuation in Viscoelastic Components,” Shock and Vibration Digest, Vol. 8, No. 5, 2001, pp. 287-302.

Sekula, M.K. and Gandhi, F.S., “Evaluation of Vibration Reductions and Changes In Trim Due To Helicopter Compounding,” Proceeding of the American Helicopter Society 57th Annual Forum, Vol. 1, pp. 613-624, Washington DC, May 9-11, 2001.

Sharma, A. and Long, L.N., “Airwake Simulations on an LPD 17 Ship,” AIAA Computational Fluid Dynamics Conference, AIAA Paper No. 2001-2589, Anaheim, CA, June 11-14, 2001.

Stevens, P. and Smith, E., “Active Interrogation of Helicopter Main Rotor Faults Using A Trailing Edge Flap Actuation,” Proceeding of the American Helicopter Society 57th Annual Forum, Vol. 2, pp. 1843-1863, Washington DC, May 9-11, 2001.

Szefi, J.T., Smith, E.C., and Lesieutre, G.A., “Formulation and Validation of a Ritz-Based Analytical Model for Design of Periodically Layered Isolators in Compression,” Proceedings of AIAA Adaptive Structures Forum /41th AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference, AIAA Paper No. 2001-1684, Seattle, WA, April 16-19, 2001.

Tang, J. and Wang, K.W., “Vibration Confinement via Optimal Eigenvector Assignment and Piezoelectric Networks,” ASME Design Engineering Technical Conference, DETC 2001/ VIB-21474, 2001.

Tauszig, L. and Gandhi, F., “Influence of Blade-To-Blade Dissimilarity on Alleviation of Helicopter Blade-Vortex Interactions,” Mathematical and Computer Modelling, Vol. 33, Nos. 10-11, May-June 2001, pp. 1139-1154.