|
gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:application
|
gptkb:Boeing_707
|
|
gptkbp:bypass_ratio
|
5.3:1
|
|
gptkbp:certification
|
FAA certification
|
|
gptkbp:combustor_type
|
annular combustor
|
|
gptkbp:compatibility
|
gptkb:Boeing_777-200_LR
|
|
gptkbp:competitors
|
gptkb:Rolls-Royce_Trent_800
|
|
gptkbp:compressor_type
|
gptkb:9
axial
axial compressor
|
|
gptkbp:control_system
|
gptkb:FADEC
|
|
gptkbp:cooling_system
|
air-cooled
used for turbine cooling
|
|
gptkbp:customer_base
|
major airlines worldwide
|
|
gptkbp:customer_support
|
gptkb:Boeing
|
|
gptkbp:design
|
modular design
|
|
gptkbp:development_cost
|
over $1 billion
significant investment
|
|
gptkbp:diameter
|
115 inches
123 inches
|
|
gptkbp:emissions_standard
|
CAEP/6
meets emissions standards
|
|
gptkbp:engine_power
|
up to 30,000 cycles
|
|
gptkbp:engine_type
|
high-bypass turbofan
|
|
gptkbp:environmental_impact
|
lower emissions than predecessors
|
|
gptkbp:first_flight
|
gptkb:1995
June 1995
|
|
gptkbp:fuel_capacity
|
3.1 m
11.5 ft
|
|
gptkbp:fuel_economy
|
high fuel efficiency
standard for its time
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GE90-94 B
|
|
gptkbp:innovation
|
advanced materials
|
|
gptkbp:legacy
|
paved the way for future engines.
|
|
gptkbp:length
|
11.5 ft
|
|
gptkbp:maintenance
|
20,000 hours
long maintenance intervals
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:market_share
|
dominant in its class
significant in its class
|
|
gptkbp:max_speed
|
Mach 0.84
|
|
gptkbp:network
|
global support network
|
|
gptkbp:noise_level
|
gptkb:Stage_4
meets Stage 3 noise regulations
|
|
gptkbp:notable_feature
|
largest fan diameter in the world at the time of introduction
first engine to use composite fan blades
|
|
gptkbp:number_of_stages
|
gptkb:9
|
|
gptkbp:operational_range
|
long-haul flights
|
|
gptkbp:original_run
|
gptkb:1995
|
|
gptkbp:partnerships
|
collaborations with aerospace companies
|
|
gptkbp:produces
|
over 1,000 engines
|
|
gptkbp:propulsion
|
11.75:1
94,000 lbf
|
|
gptkbp:reliability
|
high reliability
high reliability rating
|
|
gptkbp:research_and_development
|
ongoing R& D efforts
|
|
gptkbp:service_entry
|
gptkb:1995
|
|
gptkbp:successor
|
gptkb:GE90-115_B
|
|
gptkbp:turbine_type
|
gptkb:3
high-pressure turbine
|
|
gptkbp:type
|
high-bypass turbofan
|
|
gptkbp:upgrades
|
various performance upgrades available
|
|
gptkbp:weight
|
lightweight design
8,000 lb
8,800 lb
|
|
gptkbp:year_established
|
gptkb:1997
|
|
gptkbp:bfsParent
|
gptkb:GE90_engine
|
|
gptkbp:bfsLayer
|
4
|