|
gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:application
|
regional jets
|
|
gptkbp:average_temperature
|
up to 1,500 ° F
|
|
gptkbp:bypass_ratio
|
5.5:1
|
|
gptkbp:certification
|
FAA certified
|
|
gptkbp:compressor_type
|
axial
|
|
gptkbp:control_system
|
gptkb:FADEC
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:diameter
|
1,000 mm
|
|
gptkbp:emissions_standard
|
NOx certification
|
|
gptkbp:engine
|
gptkb:CF34
gptkb:CF34_series
advanced aerodynamics
commercial aviation
new materials
mass production
global support network
upgradable components
regional aircraft market
|
|
gptkbp:engine_configuration
|
modular design
twin spool
|
|
gptkbp:engine_power
|
high reliability
high efficiency
fuel efficient
|
|
gptkbp:engine_type
|
gptkb:CF34-3_B
gptkb:CF34-3_B20
turbofan
CF34-3 B1, CF34-3 B1 A
|
|
gptkbp:first_flight
|
gptkb:1982
|
|
gptkbp:fuel_capacity
|
1,000 mm
1,200 mm
1,800 mm
|
|
gptkbp:fuel_economy
|
0.5 lb/lbf/hr
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
|
|
gptkbp:gearbox
|
reduction gearbox
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
CF34-3 B20
|
|
gptkbp:is_tested_for
|
extensive testing
|
|
gptkbp:launch_platform
|
electric starter
|
|
gptkbp:length
|
1,800 mm
|
|
gptkbp:maintenance
|
4,000 hours
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:max_speed
|
10,000 RPM
|
|
gptkbp:noise_level
|
Stage 3 compliant
|
|
gptkbp:notable_users
|
gptkb:Bombardier_CRJ_series
|
|
gptkbp:number_of_stages
|
gptkb:5
|
|
gptkbp:operational_range
|
up to 2,000 nautical miles
|
|
gptkbp:propulsion
|
2.92
3,500 lbf
|
|
gptkbp:service_ceiling
|
37,000 feet
|
|
gptkbp:turbine_type
|
high bypass ratio
|
|
gptkbp:weight
|
1,200 lb
|
|
gptkbp:bfsParent
|
gptkb:General_Electric_CF34-3_B
|
|
gptkbp:bfsLayer
|
7
|