Chi-Ming Lee Chief of Combustion Branch NASA Glenn Research ...

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ERA/SFW System Level Metrics …. technology for improving noise, emissions, & performance CORNERS OF THE TRADE SPACE Noise (cum below Stage 4) LTO NOx Emissions (below CAEP 6) Performance: Aircraft Fuel Burn Performance: Field Length N+1 (2015)*** Generation Conventional Configurations relative to 1998 reference N+2 (2020)*** Generation Unconventional Configurations relative to 1998 reference N+3 (2025)*** Generation Advanced Aircraft Concepts relative to user-defined reference -32 dB -42 dB -71dB -60% -75% better than -75% -33%** -40%** better than -70% -33% -50% exploit metro-plex* concepts ***Technology Readiness Level for key technologies = 4-6 ** Additional gains may be possible through operational improvements * Concepts that enable optimal use <strong>of</strong> runways at multiple airports within the metropolitan area Approach - Enable Major Changes in Engine Cycle/Airframe Configurations - Reduce Uncertainty in Multi-Disciplinary Design and Analysis Tools & Processes - Develop/Test/ Analyze Advanced Multi-Discipline Based Concepts & Technologies 2
NOx emissions vs. the Overall Pressure Ra5o and SFC 3
Page 1: Chi-Ming Lee Chief of Combustion Br
Page 5 and 6: Flametube Combustor Emissions Reduc
Page 7 and 8: Fuel Flexible/Low Emissions Combust
Page 9 and 10: 75% Nox Reduction Injector Developm
Page 11 and 12: Time--> C 8 C 9 C 10 C 11 F-T Fuel
Page 13 and 14: JP8, 50-50 Blend, and FT-2 Comparis
Page 15 and 16: ASCR Plenum Design and Fabrication
Page 17 and 18: Ultra-Lean-Burning Combustors Are M
Page 19 and 20: Long Term Goal for Active Combustio
Page 21 and 22: Active Combustion Control Combustio
Page 23 and 24: SiC Electronics Status • Building
Page 25 and 26: SiC Pressure Sensor Status • The
Page 27 and 28: High Temperature Combustor Liner Ch
Page 29 and 30: ERA CMC LINER - Subtasks 1. Liner m
Page 31 and 32: ERA CMC Liner Material Testing- Env
Page 33 and 34: High Temperature Piezoelectric Mate

Chi-Ming Lee Chief of Combustion Branch NASA Glenn Research ...

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