Measurement Effects on the Calculation of In-flight Thrust for an F404 Turbofan EngineNational Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division, 1989 - Airplanes - 21 pages |
Common terms and phrases
A8 Ci values afterburner fuel flow Afterburner inlet afterburning turbofan engine airflow altitude area-pressure AP average Bleed air Btu/lbm Calculated Thrust calculation methods engine power setting F404 engine FHV FVG WFAB FHV WFAB FVG flow coefficient freestream FVG N1 WFE FVG WFAB N1 high pressure compressor ideal gross thrust IFT program influence coefficient Intermediate power 70 lbm/hr MACH Intermediate power Mach number mass flow measurement effects measurement uncertainty method AP method N1 WFE TT1 NASA Net thrust net-thrust uncertainty nondimensionalization nonlinearity nozzle inlet parameter measurement PLA setting PT558 MACH Intermediate root-sum-square station identification surement uncertainty tainty thrust calculation Thrust change thrust uncertainty contribution thrust values thrust-calculation method thrust-uncertainty calculation thrust-uncertainty values tion total pressure TT1 A8 ALT UFNWT value uncer uncertainty and influence uncertainty calculation procedure uncertainty value WFAB FVG N1 WFAB N1 WFE WFE TT1 A8 WT and AP WT method AP