geared turbofan - aircraft builders
TRANSCRIPT
Geared Turbofan The Game Changer
Paul Finklestein
Vice President, Marketing
engine
United Technologies
Hamilton
Sundstrand
Pratt & Whitney Sikorsky
Otis UTC Fire &
Security
UTC Power Carrier
Jet Engine Requirements
20%
Airlines Need Lower Engine
Operating Cost
PurePower
® PW1000G
geared turbofan engine
Geared Advantage
Fuel
Maintenance
Noise
Operating Cost
Geared Conventional
PurePower ® Engines
10K 100K 30K 20K 40K
Extensive Technology Preparation
1990 2010 2000
Extensive Gear Testing
Open Rotor Demo 30K Demo Engine 40K Demo Engine 11K Demo Engine
Flight-weight
Design Gear Test Rigs
Technology Demonstrated
250 hours
27 flights 12 flights
Gear
Performance Acoustics
Pratt & Whitney Proprietary: subject to
restrictions on first page
3,000 tonne reduction:
equivalent to planting over 700,000 trees
500 nm mission • 2,200 trips per year
Greener Future PW1000G engine slashes CO2 emissions
PW1000G Environmental Benefits
Noise 75% smaller footprint Stage 4 – 20 decibels
NOx 50% margin vs. regulation
CO2 3,000 tonnes 700,000 trees
PW1000G Economic Benefits
Fuel Burn 16% aircraft level
Maintenance Cost 20% fewer LLPs and airfoils
Operating Cost $1.5 million per aircraft per year