A Preliminary Evaluation of an F100 Engine Parameter Estimation Process Using Flight DataNational Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division, 1990 - Airplanes - 29 pages |
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83°-PLA setting afterburner aircraft Ames Research Center BLD and HPX bleed air bleed flow bleed was switched CEM estimates CIVV Compact Engine Model Comparison of CEM compressor stall margin control inputs DEEC estimate DEHPT DELPT deterioration parameters digital electronic Dryden Flight Research DWFAN engine deterioration engine operation Engine Parameter Estimation estimated engine variables estimation algorithm evaluation F-15 airplane F100 engine fan airflow fan stall margin flight condition flight data flight measurements Flight Research Facility flight segment flight test fuel flow gine horsepower extraction Ib/sec Kalman filter estimator lb/in left engine Mach matrix NASA NASA Ames Research near-steady-state nominal bleed model nonlinear nozzle area Parameter Estimation Process performance seeking control PLA settings predicted trim propulsion system PSC algorithm PT4 and PT6 RCVV seeking control PSC shown in Fig SMHC station 2.5 steady-state model timate tion trim predictions trim values turbofan values of PT4