Nonlinear Beam Theory
(Principal Investigator), Structures Task 1 under the Center of Excellence for
Rotary Wing Aircraft Technology (Daniel P. Schrage, Director), sponsored by the
U.S. Army Research Office, Jan. 15, 1988 - Jan 14, 1993.
Unsteady Aerodynamics for Rotor Aeroelasticity (Co-Principal Investigator with
David A. Peters), Aeroelasticity Task 1 under the Center of Excellence for
Rotary Wing Aircraft Technology (Daniel P. Schrage, Director), sponsored by the
U.S. Army Research Office, Jan. 15, 1988 - Jan 14, 1993.
Improved Calculation of the Floquet Transition Matrix from Space-Time Finite
Elements Based on a Mixed Variational Principle (Principal Investigator),
sponsored by the U.S. Army Research Office, Short Term Innovative Research
Program, July 1, 1988 - Dec. 31, 1988.
Symbolic Computation Laboratory (Principal Investigator), sponsored by the U.S.
Army Research Office, Department of Defense University Research Instrumentation
Program, administered by the Office of Naval Research, Oct. 1, 1988
- Sept. 30, 1989.
MH-53H/J Aeroelastic Modeling and Vibrations (Co-Principal Investigator with
David A. Peters), task under Investigation of Maximum Gross Weights and
Operating Restrictions for the MH-53H and MH-53J Helicopters (Daniel P.
Schrage, Director), sponsored by the U.S. Air Force Warner-Robbins ALC, Oct. 1,
1988 - June 30, 1989.
Optimal Guidance Law Development for an Advanced Launch System (Co-Principal
Investigator with A. J. Calise), sponsored by NASA Langley Research Center,
Dec. 1, 1988 - Mar. 30, 1992.
Stability of Elastically Tailored Rotor Systems (Co-Principal Investigator with
Lawrence W. Rehfield), sponsored by the U.S. Army Research Office, Dec. 1, 1988
- Sept. 30, 1992.
Development of Space-Time Finite Elements for Nonlinear Transient Response of
Flexible Structures (Co-Principal Investigator with D.A. Peters), sponsored by
the National Science Foundation, Nov. 15, 1989 - Apr. 30, 1993.
Modeling of Composite Beams and Plates for Static and Dynamic Analysis.
Sponsored by the U.S. Army Aerostructures Directorate, Langley Research Center,
Jan. 16, 1990 - Mar. 15, 1993.
Development of an hp-Version Finite Element Method for Computational
Optimal Control, sponsored by NASA Langley Research Center, Apr. 1, 1992 - Nov.
1, 1994.
Three-Dimensional Dynamics of Composite Beams Including Edge-Zone Behavior
(Co-Principal Investigator with V. L. Berdichevsky), Structures and Materials
Task 1 under the Center of Excellence for Rotorcraft Technology (Daniel P.
Schrage, Director), sponsored by the U.S. Army Research Office, Nov. 1, 1992 -
Oct. 31, 1995.
Composite Rotor Blade Aeroelasticity with Three-Dimensional Aerodynamics
(Co-Principal Investigator with D. A. Peters), Rotorcraft Dynamics and
Aeroelasticity Task 2 under the Center of Excellence for Rotorcraft Technology
(Daniel P. Schrage, Director), sponsored by the U.S. Army Research Office, Nov.
1, 1992 - Oct. 31, 1995.
ARO Augmentation Grant for Equipment (Co-Principal Investigator with V. L.
Berdichevsky), Structures and Materials Task 1 under the Center of Excellence
for Rotorcraft Technology (Daniel P. Schrage, Director), sponsored by the U.S.
Army Research Office, Sept. 1993.
Thin-Walled Composite Beams with Optimum Couplings (Co-Principal Investigator
with E. A. Armanios, V. L. Berdichevsky, N. Komerath, and M. Kamat), Task RSI-2
under Augmentation Grant for the Center of Excellence for Rotorcraft Technology
(Daniel P. Schrage, Director), sponsored by the U.S. Army Research Office, Apr.
15, 1994 - Sept. 1996.
Sectional Analysis of Composite Rotor Blades Accounting for Realistic Blade
Design, Task RSI-4 under Augmentation Grant for the Center of Excellence for
Rotorcraft Technology (Daniel P. Schrage, Director), sponsored by the U.S. Army
Research Office, Apr. 15, 1994 - Sept. 1996.
Aeroelastic Stability of Closed-Cell Composite Wings, NASA Graduate Student
Research Program, July 1 - Dec. 31, 1994.
Aeromechanics - CFD-CSD Interface Methods (Co-Principal Investigator with M. J.
Smith), sponsored by Wright Labs, U.S. Air Force, Sept. 14, 1994 - Mar. 13,
1996.
Research in Structural Dynamics (Co-Principal Investigator with V. L.
Berdichevsky), sponsored by the U.S. Air Force Office of Scientific Research,
Sept. 1, 1994 - August 31, 1997.
Finite Element and Analytical Cross-Sectional Analysis of Composite Rotor
Blades for Nonclassical Beam Formulations (Task 5.1 of a grant to the Center of
Excellence of Rotorcraft Technology), Sponsored by the National Rotorcraft
Technology Center, Jan. 1, 1996 - Dec. 31, 2000.
Aeroservoelasticity of Composite-Winged Aircraft (Co-Principal Investigator
with C. Cesnik and M. J. Smith), Sponsored by the U.S. Air Force Office of
Scientific Research, Oct. 1, 1997 - Dec. 31, 2000.
Computational and Experimental Studies of Horizontal Axis Wind-Turbine Systems,
sponsored by the National Renewable Energy Laboratory, Oct. 1, 1998 - Sept 12,
1999.
Multi-Flexible-Body Analysis for Application to Wind-Turbine Control Design,
sponsored by the National Renewable Energy Laboratory, over four years, Sept.
13, 1999 - Sept. 30, 2003.
Comprehensive Aeromechanical Analysis Using Integrated Analysis Tools
(Co-Principal Investigator with O. A. Bauchau and J. I. Craig), sponsored by
the Rotorcraft Industry Technology Association, over 2 years, Jan. 5, 2000 -
Mar. 31, 2002.
A New Approach to Aeroelastic Response, Stability, and Loads of Missiles and
Projectiles, sponsored by the U.S. Army Research Office, over 3 years, June 19,
2000 - Mar. 18, 2004.
Multibody Approach to the Dynamic Analysis of Space Structures with Actuated
Components (Co-Principal Investigator with O. A. Bauchau), sponsored by the
U.S. Air Force Office of Scientific Research, over 3 years Dec. 20, 2000 - Dec.
19, 2003.
Composite Beam Cross-Sectional Optimization (Co-Principal Investigator with V.
Volovoi), Task 5.3 of a grant to the Center of Excellence of Rotorcraft
Technology, sponsored by the National Rotorcraft Technology Center, over five
years, Jan. 1, 2001 - present.
Aeromechanical Analysis Tools for Advanced Design (Co-Principal Investigator
with O. A. Bauchau and J. I. Craig), sponsored by the Rotorcraft Industry
Technology Association, over 2 years, Apr. 1, 2002 – Sept. 30, 2004.
Development
and Validation of Accurate and Efficient Cross-Sectional Analysis Tools
(Co-Principal Investigator with O. A. Bauchau, J. I. Craig, and V. V. Volovoi),
sponsored by the Rotorcraft Industry Technology Association, over 3 years, Apr.
1, 2004 - present.
A
Computational Method to Evaluate the Non-linear Aeroelastic Behavior of High
Aspect Ratio Wings of Long Endurance (HARLE) Aircraft (Co-Principal
Investigator with M. J. Smith), sponsored by the National Institute of
Aerospace, NASA Langley Research Center, over 1 year, May 18, 2004 – May 17,
2005.
Advanced
Models for Nonlinear Thermo-Mechanical Analysis of Deep, Layered Shells
(Co-Principal Investigator with O. A. Bauchau), sponsored by the National
Institute of Aerospace, NASA Langley Research Center, over 1 year, May18, 2004
- May 17, 2005.
Nonlinear
Aero-Servo-Elastic Modeling of HALE Aircraft (Co-Principal Investigator with M.
J. Patil of Virginia Tech), sponsored by NASA Dryden Flight Research Center,
over 1 year, Aug. 1, 2005 - present.
Rotor Blade Cross-sectional
Analysis and Design, task on Heliplane Demonstrator Aircraft, sponsored by
DARPA, over 15 months, Nov. 4, 2005 - Mar. 22, 2007.
Efficient High-fidelity
Multi-Physics Tools for Smart Blade Analysis and Design (Co-Principal Investigator
with W. Yu of Utah State and V. V. Volovoi), Task 9 of a grant to the Georgia
Tech Vertical Lift Research Center of Excellence, sponsored by the U.S. Army,
over five years, July 1, 2006 - June 30, 2011.
Control of Vibration Transmission
and Interior Noise Radiation of Composite Shells with Embedded Passive and
Active Periodicity (Co-Principal Investigator with Massimo Ruzzene and Ken
Cunefare), NASA Langley Research Center, over three years, Jan. 1, 2007 - Dec.
31, 2009.
Nonlinear Aeroelastic Trim and
Stability Analysis Tool (Co-Principal Investigator with Mayuresh Patil of
Virginia Tech), sponsored by NASA Dryden, over 18 months, June 1, 2008 - Nov. 30,
2009.
Science Citation Index
(average of last five years through 2007): 62 citations per year
Last
Updated 8/2/2008