AIRCRAFT AND TECHNOLOGY CONCEPTS FOR AN N+3 ...

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Design Modification Sequence from B737-800 to D8.1 and D8.5 • Case 0: B737-800 • Case 1: Optimized B737-800 • Case 2: Fuselage replacement from tube+wing to double bubble • Case 3: Reduced cruise Mach number from 0.8 to 0.72 • Case 4: Engines flush-mounted on top, rear fuselage • Case 5: 2010 Engine technology • Case 6: Slats elimination • Case 7 (D8.1): Balanced Field Length reduced from 8000 ft. to 5000 ft. • Case 8: Faired Undercarriage • Case 9: 2035 Engine technology • Case 10: Advanced Airframe materials and processes • Case 11: Natural laminar flow on bottom wing • Case 12: Airframe loads reduction • Case 13: Approach operations • Case 14 (D8.5): LDI combustor 14
Fuel burn evolution from B737-800 to D8.1 and D8.5 B737-800 M=0.8 100% B737-800 optimized 96% Double-bubble fuselage 77% Slow to M=0.72 71% Eng rear 55% 51% 50% 2010 Eng. Tech, Slats remove D8.1 BFL=5000 ft 51% Faired undercarriage 2035 engine tech. Airframe materials/processes NLF on bottom wing 39% 33% 30% D8.5 Load reduction 29% 15
Page 1 and 2: AIRCRAFT AND TECHNOLOGY CONCEPTS FO
Page 3 and 4: Project Enabled by University-Indus
Page 5 and 6: Three Major Results from N+3 Progra
Page 7 and 8: D and H Series Fuel Burn for Differ
Page 9 and 10: D Series Configuration is a Key Inn
Page 11 and 12: D8 - Double Bubble Configuration wi
Page 13: D8.5 Engine Technology Overview Hig
Page 17: Noise evolution from B737-800 to D8
Page 20 and 21: Improved Load/Unload Time and Airpo
Page 22 and 23: Summary • Established documented

AIRCRAFT AND TECHNOLOGY CONCEPTS FOR AN N+3 ...

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