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gptkbp:instance_of
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gptkb:turbofan_engine
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|
gptkbp:application
|
gptkb:Boeing_707
|
|
gptkbp:armament
|
composite materials
|
|
gptkbp:average_temperature
|
1,500 ° C
|
|
gptkbp:bypass_ratio
|
8.5:1
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|
gptkbp:certification
|
FAA certified
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|
gptkbp:compressor_type
|
high bypass ratio
|
|
gptkbp:control_system
|
gptkb:Full_Authority_Digital_Engine_Control_(FADEC)
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:diameter
|
2.9 m
3.25 m
|
|
gptkbp:emissions_standard
|
CAEP/6
|
|
gptkbp:engine
|
gptkb:Evendale,_Ohio
advanced aerodynamics
state-of-the-art technology
air start
|
|
gptkbp:engine_configuration
|
gptkb:GE90-2_B14
twin-spool
|
|
gptkbp:engine_power
|
high reliability
high efficiency
up to 20,000 hours
85,000 to 115,000 lbf
|
|
gptkbp:engine_technology_leadership
|
leading in turbofan technology
|
|
gptkbp:engine_type
|
gptkb:Boeing_777-200_LR
gptkb:Boeing_777_F
gptkb:Boeing_777_X
gptkb:Boeing_777-300_ER
turbofan
|
|
gptkbp:engine_variant_of
|
gptkb:GE90_family
|
|
gptkbp:first_flight
|
gptkb:1995
|
|
gptkbp:fuel_economy
|
high fuel efficiency
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
|
|
gptkbp:gearbox
|
reduction gearbox
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GE90-2 B14
|
|
gptkbp:is_tested_for
|
gptkb:Peebles,_Ohio
|
|
gptkbp:length
|
3.5 m
|
|
gptkbp:maintenance
|
6,000 hours
low maintenance cost
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:noise_level
|
Stage 4 compliant
advanced noise reduction technology
|
|
gptkbp:number_of_engines
|
2
|
|
gptkbp:propulsion
|
no
115,300 lbf
|
|
gptkbp:service_entry
|
gptkb:1995
|
|
gptkbp:turbine_type
|
two-spool
single crystal superalloy
|
|
gptkbp:weight
|
8,000 lb
|
|
gptkbp:bfsParent
|
gptkb:GE90-2_B
|
|
gptkbp:bfsLayer
|
6
|