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Jonathan S. Litt
NASA Glenn Research Center
21000 Brookpark Road, MS 77-1
Cleveland, Ohio 44135

phone: 216.433.3748
fax: 216.433.8643
email: jonathan.s.litt@grc.nasa.gov


Current Work

  • Piloted evaluation station
  • Reconfigurable control/controller tuning
  • Intelligent control

Past Work/Accomplishments

  • Real-time turbofan engine simulator
  • Intelligent control system
  • Controller tuning
  • Graphical User Interface

Recent Publications

Litt, Jonathan S., Roulette, Greg, "A Method for Exploiting Redundancy to Accommodate Actuator Limits in Multivariable Systems," NASA TM 106859 December 1995.

Litt, J., Kurtkaya, M., Duyar, A., "Sensor Fault Detection and Diagnosis for a T700 Turboshaft Engine," AIAA Journal of Guidance, Control, and Dynamics, Vol. 18, No. 3, pp. 640-642.

Litt, J., Kurtkaya, M., Duyar, A., "Sensor Fault Detection and Diagnosis Simulation of a Helicopter Engine in an Intelligent Control Framework," NASA TM 106784, November 1994.

Litt, J., Wong, W., Simon, D. L., "A Prototype Lisp-Based Soft Real-Time Object-Oriented Graphical User Interface for Control System Development," NASA TM 106743, October 1994.

Litt, J., et al, "An Object-Oriented Graphical User Interface for a Reusable Rocket Engine Intelligent Control System," NASA TM 106750, October 1994.

Musgrave, J. L., Paxson, D. E., Litt, J. S., Merrill, W. C., "A Demonstration of an Intelligent Control System for a Reusable Rocket Engine," NASA TM 105794, June 1992.

Duyar, A., Gu, Zh., Litt, J. S., "A Simplified Dynamic Model of the T700 Turboshaft Engine," NASA TM 105805, June 1992.

Litt, J. S., Smith, I. C., "Tuning Maps for Setpoint Changes and Load Disturbance Upsets in a Three Capacity Process under Multivariable Control," NASA TM 104419, August 1991.

Litt, J. S., "An Expert System to Perform On-Line Controller Tuning," IEEE Control Systems Magazine, Volume 11, No. 3, April 1991, pp. 118-23.

Litt, J. S., "An Expert System to Perform On-Line Controller Restructuring for Abrupt Model Changes," NASA TM 103609, November 1990.


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last updated: 2.29.08