Ratneshwar (Ratan) Jha

Clarkson University » CAMP - A NY State CAT » Faculty & Staff

Associate Professor
Mechanical & Aeronautical Engineering
364 CAMP
Clarkson University
PO Box 5725
Potsdam, NY 13699-5725

Phone: 315-268-7686
Fax: 315-268-6695
E-mail: rjha@clarkson.edu
Curriculum Vitae
Department Website

Educational Background:
B.Tech., Aeronautical Engineering (Honors), Indian Institute of
Technology (1981)
M.S., Aerospace Engineering, Georgia Institute of Technology, (1982)
Ph.D., Mechanical Engineering, Arizona State University, (1999)

Research Interests:

Dr. Jha has conducted research in adaptive control of structural vibrations, structural health monitoring, dynamics and control of space structures, modeling of composite and smart structures, multidisciplinary design optimization (MDO), and intelligent flight controls. Dr. Jha’s contributions include both theoretical and experimental research which have resulted in over 40 papers in international archival journals and refereed conferences. He is an Associate Fellow of the American Institute of Aeronautics and Astronautics (AIAA), a member of the AIAA Adaptive Structures Technical Committee and has served as Session Chair for Adaptive Structures Conferences. Dr. Jha is the PI or Co-PI for research grants from National Science Foundation, NASA, US Army, and New York State Energy Research and Development Authority. Before beginning his academic career, Dr. Jha worked with the aircraft industry for 12 years where his responsibilities included aircraft conceptual design, wind tunnel data analysis, aerodynamic data set definition, and aeroelastic analysis and optimization. More information can be found on his research Web site.

Professional Memberships:

• Member - AIAA Adaptive Structures Technical Committee (ASTC)
• Vice Chair – Education Subcommittee of ASTC (2004-2005)
• Associate Fellow – American Institute of Aeronautics and Astronautics (AIAA)
• Member – American Society of Mechanical Engineers
• Member – American Society for Engineering Education

Honors:

• Coulter School of Engineering Teaching Excellence
• Faculty Research Award 2005, Clarkson University
• Associate Fellow, American Institute of Aeronautics
• Who’s Who in Science and Engineering
• Who’s Who in Engineering Academia
• Regents Graduate Academic Scholarship, ASU
• Indian Institute of Technology Merit Scholarship
• National Merit Scholarship (India), 1974-1976

Selected Recent Publications:

Whelan, M.J., Gangone, M.V., Janoyan, K.D., and Jha, R., “Operational Modal Analysis of a Multi-Span Skew Bridge Using Real-Time Wireless Sensor Networks,” Journal of Vibration and Control (under review)

Whelan, M.J., Gangone, M.V., Janoyan, K.D., and Jha, R., “In-Service Modal Analysis of a Highway Bridge Using a Real-Time Wireless Sensor Network,” Engineering Structures (under review).

Alavinasab, A^., Jha, R., Ahmadi, G., Cetinkaya, C., and Sokolov, I., “Computational Modeling of Nano-Structured Glass Fibers,” Computational Materials Science (in  press).

Jha, R., and He, C., “Adaptive Neurocontrollers for Vibration Suppression of Nonlinear and Time Varying Structures,” Journal of Intelligent Material Systems and Structures, Vol. 15, No. 9-10, Sept.- Oct. 2004, pp. 771-781.

Jha, R., and He, C., “A Comparative Study of Neural and Conventional Adaptive Predictive Controllers for Vibration Suppression,” Smart Materials and Structures, Vol. 13, No. 4, 2004, pp. 811-818.

He, C., and Jha, R., “Experimental Evaluation of Augmented UD Identification Based Vibration Control of Smart Structures,” Journal of Sound and Vibration, Vol. 274, No. 3-5, July 2004, pp. 1065-1078.

Marzbanrad, J., Ahmadi, G., and Jha, R., “Optimal Preview Active Control of Structures During Earthquakes,” Engineering Structures, Vol. 26, August 2004, pp. 1463-1471.

Jha, R., Pausley, M., and Ahmadi, G., “Optimal Active Control of Launch Vibrations of Space Structures,” Journal of Spacecraft and Rockets, Vol. 40, No. 6, November 2003, pp. 868-874.

Jha, R., and He, C., “Design and Experimental Validation of an Adaptive Neurocontroller for Vibration Suppression,” Journal of Intelligent Material Systems and Structures, Vol. 14, No. 8, August 2003, pp. 497-506.

Jha, R., and He, C., “Neural-Network-Based Adaptive Predictive Control for Vibration

Suppression of Smart Structures,” Smart Materials and Structures, Vol. 11, No. 6, December 2002, pp. 909-916.

Jha, R., and Rower, J., “Experimental Investigation of Active Vibration Control Using

Neural Networks and Piezoelectric Actuators,” Smart Materials and Structures, Vol. 11, No.1, February 2002, pp. 115-121.

Chen, P. C., Sarhaddi, D., Jha, R., Liu, D.D., Griffin, K. and Yurkovich R., "Variable Stiffness Spar Approach for Aircraft Maneuver Enhancement Using ASTROS," Journal of Aircraft, Vol. 37, No. 5, Sept. - Oct. 2000, pp. 865-871.

Jha, R., and Chattopadhyay, A., "Multidisciplinary Optimization of Composite Wings Using Refined Structural and Aeroelastic Analysis Methodologies," Engineering Optimization, 1999, Vol. 32, pp. 59-78.