aerodays -technologies for performance efficiency flights demonstrate quiet operational procedures...
TRANSCRIPT
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Technologies for Performance Efficiency and Environmental Compatibility
Presented at Aeronautical Days 2006Vienna, Austria
20 June 2006
Mark I. GoldhammerChief Engineer
Airplane Performance – Product Development
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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Many Factors Contribute to Saving Fuel and Avoiding Emissions
Aerodynamics
Systems
Structures and materials
Air traffic management Engine/airframe integration
Engine
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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787 Aerodynamic Design
Lessons learned from existing products
CFD design, analysis, and optimization tools
Extensive wind- tunnel test program
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3-D Navier-Stokes CFD2-D Navier-Stokes CFD
Wind-Tunnel Testing
Complementary Use of CFD and Wind Tunnels for High-Lift Design
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Global Wind Tunnels for Boeing Commercial Airplane Product Development
Minneapolis, MN
Farnborough, UK
Cologne, Germany
Hampton, VAGifu, Japan
Mountain View, CA
Seattle, WAPhiladelphia, PA
Le Fauga, France
Copyright © 2005 The Boeing Company. All rights reserved.
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Supercomputing enables:Faster set-up & run timesIncreased capabilityImproved accuracy
Result:More efficient aircraftLess wind tunnel andflight testing
Modern Computing and CFD MethodsSpeed Development and Lower Costs
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COPYRIGHT © 2006 THE BOEING COMPANY
38
18 11
77
767 737-300 777 737NG757 787
1980 state of the art Modern close couplednacelle installation,0.02 Mach faster than737-200
21% thicker fasterwing than 757,767 technology
Highly constrainedwing designFaster wing than737-300
Successfulmultipoint opti-mization design
CFD forLoads and
Stability andControl
11
Faster andmore efficientthan previousaircraft
Wind Tunnelvs. CFD
BoeingProducts
CFDTools
Increased computational capability & accuracy
Less testing, lower cost, better products
base 4x
60x
CFD runs
1980 1985 1990 1995 2000 2005
BoeingTools A502 A488 TRANAIR
TRANAIROptimization
TLNS3D-MBZEUS
CFL3D/ZEUSCFD++
Unstructured adaptive grid
3D-NS
Cartesian Grid Tech
Wings Tested
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CFD Has Significantly Improvedthe Wing Development Process
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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COPYRIGHT © 2006 THE BOEING COMPANY
787
Airc
raft
Wei
ght
Aircraft Capability
Trend ofIn-Production
Aircraft
The 787 sets a new standard in aircraft weight efficiency
Weight Efficiency
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787-8
Composites Serve as Primary Structural Material
Carbon sandwichCarbon laminate
Other compositesAluminumTitanium
CFRP 43%
Misc. 9%
Composites50%
Aluminum20%
Titanium15%
Steel10%
Other5%
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Lower Wing Skin Lay-upPly 192 of 264Lower Wing Skin Lay-upPly 192 of 264
Panel Stringer Fabrication FHI Utsunomiya
Panel Stringer Fabrication FHI Utsunomiya
Wing Progress Overview
Test Wing Box
Lower Wing Skin Layup Mandrel MHI-Kobe
Lower Wing Skin Layup Mandrel MHI-Kobe
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Development Barrels Prove Concepts
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Advanced Systems Technologies Contribute to Weight Reduction
Common Core Open Systems Architecture
Advanced Flight Controls
More Electric Systems Architecture
Wireless IFEIntegrated Health
Management e-EnabledSystems
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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Propulsion Systems FeatureKey Environmental Technologies
Engine and nacelle features:
Higher bypass ratio
No-engine-bleed systems architecture
Laminar flow nacelles
Low-noise nacelles with chevrons
Low emission combustors
GEnx
Trent 1000
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Opening a New Era in Fuel Efficiency
Fuel consumption per trip
Fuel
con
sum
ptio
n pe
r sea
t
300 SEATS225 SEATS
250 SEATS275 SEATS
350 SEATS 400 SEATS
450 SEATS
500 SEATS
550 SEATS
200 SEATS
787
Current Twins
Current Quads
20% Better
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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Environmental Compatibility
Civil aviation is necessary for economic growth and prosperity…but growth must be in line with the world’s increasing environmental expectations
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Commitment to a Better Future
Sustained Technology Programs Deliver Efficient Quiet Designs
Analytical studies
Wind-tunnel tests
Static engine tests
2001 QTD 1Quiet Technology DemonstratorBoeingRolls-RoyceAmerican Airlines
2005 QTD 2Quiet Technology DemonstratorBoeingGeneral ElectricGoodrichNASAAll Nippon Airlines
747-8The shape of the future
787Dreamliner
RESEARCH & DEVELOPMENT
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Reducing noise for communities and passengers with new innovations
Fan and core chevrons
Low-noise landing gear fairing
Joint-less inlet
Acoustic lip liner
COPYRIGHT © 2005 THE BOEING COMPANY
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Toboggan Fairing reduces Gear Airflow Noise
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Quiet for Airport Communities85 dB Noise Contours at O’Hare
4001051704Source MS Mappoint, (c) Microsoft, Inc.
Feet
Meters
0 10000
0 3000
767-300ER
787-8
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767 Flights Demonstrate Quiet Operational Procedures and Reduced Fuel Consumption at Louisville, KY
Partners:Boeing Commercial Airplanes, Boeing Air Traffic Management, United Parcel Service, NASA, FAA, MIT, Regional Airport Authority
767 Standard Approach 767 Continuous Descent Approach
3 - 6 dB Reduction in Approach Noise
Continuous Descent Approach: Reduces Noise, Saves Fuel
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Designed for the Environment
Environmental considerations are integral to the design of the 787
LIFE CYCLE APPROACH
DESIGN
OPERATIONS RECYCLEMANUFACTURE
THEN NOW
6 1/2 3 1/2
Primer VOC’s (grams/liter)
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COPYRIGHT © 2006 THE BOEING COMPANY
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
Technologies for Performance Efficiency and Environmental Compatibility
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Systems
Noise
R&M
Mfg
LifeCycleCost
RecurringCost
Materials
FlightControls
MDO
Traditional MDOAerodynamics
StructuresPropulsion
Multi-Disciplinary Optimization
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Number of Configurations Variations
ConceptualDesign
PreliminaryDesign
Wind TunnelConfirmation Flight Test
Flow TimeFlight Test
Conc
eptu
alDe
sign
PreliminaryDesign
Today
Target
Prelim.Design
Wind TunnelConfirmation
Wind Tunnel Validation
Shortened Product DevelopmentCycle Time
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COPYRIGHT © 2006 THE BOEING COMPANY
Technologies for Performance Efficiency and Environmental Compatibility
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
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Boeing Commercial AirplaneProduct Family
Complete market coverage with operational commonality
Long range, fast, quiet
Reliable, efficient, low operating cost
Passenger experience
e-Enabled
Standardization
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Frankfurt
Vienna
Tokyo
Point-to-Point Provides Value for Airlines, Passengers and Communities
25% less fuel
Point to PointHub and Spoke
FlightTime11.3
Hours
FlightTime12.6
Hours
Block FuelPer
Passenger
Narita - Vienna 787-8 Non-Stop
Narita – FrankfurtFrankfurt - Vienna
Flight time reduced by 1.3 hours
Trip time reduced by 2.8 hours
Less Local Community Noise
Less LocalEmissions
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Patented raked tip
Advanced engines &
nacelle chevrons
SimplifiedHigh liftSystem
Composite primary structure
Multi-disciplinary wing optimization
More-electric systems architecture
Variable camber trail edge
Mission Requirements• Extremely long range• Unprecedented efficiency• Very low community & cabin noise• Very low emissions
Copyright © 2005 The Boeing Company. All rights reserved.
787 Design Features
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787 is Proceeding On Schedule
20052002
787-8FirstFlight
787-8 Enters Service
AirplaneAnnouncement
Firm Configuration
Program Launch
Authorityto Offer
2003 2004 2006 2007 2008 2009 2010
787-3Enters
Service
787-9EntersService
Start of Major
Assembly
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Improved WingAerodynamics
787 TechnologyHigh Bypass Engines
747-8 Design for EnvironmentDesign Features
Advanced Nacelles and Chevron Nozzles
EnhancedFlight Deck
Fly Quieter - Use Less Fuel - Lower Emissions
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Significantly Quieter for Communities
Noise area reduced by more than 30% over the 747-400
747-400
747-8
Community Noise targets:ICAO Chapter 4QC 2 DepartureQC 1 Arrival
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Longer Range 777-300
Increased wing fuel capacity
Overhead space utilization provisions
Strengthened 777-300 wing
Supplemental electronictail skid
Strengthened fuselage
Revised flight controlssoftware ad avionics
GE90-115B engines
Extended wing box and new wing tip(additional 76 inch per side)
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COPYRIGHT © 2006 THE BOEING COMPANY
Technologies for Performance Efficiency and Environmental Compatibility
Introduction
Aerodynamic Efficiency
Weight Efficiency
Propulsion System Efficiency
Environmental Compatibility
Multi-Disciplinary Optimization
Boeing Product Applications
Concluding Remarks
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Weight improvementsMaterialsLoad alleviation
Aerodynamic design optimization based on Evolution from previous Boeing products Extensive advanced CFDFocused wind-tunnel testing, including flight Reynolds number simulation
Engine performance improvementsHigher bypass ratioNo-bleed architectureLow aerodynamic interference installation
Improved environmental performanceCommunity noiseCabin noiseEmissionsMaterials impact on the environment
Design for Performance and Environment
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