|
gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:application
|
gptkb:Flight
|
|
gptkbp:average_temperature
|
up to 1,500 ° F
|
|
gptkbp:bypass_ratio
|
5.5:1
|
|
gptkbp:certification
|
FAA certified
|
|
gptkbp:combustor_type
|
annular
|
|
gptkbp:compressor_type
|
gptkb:5
|
|
gptkbp:control_system
|
gptkb:Full_Authority_Digital_Engine_Control_(FADEC)
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:customer_support
|
gptkb:Bombardier
|
|
gptkbp:diameter
|
1,000 mm
68 inches
|
|
gptkbp:emissions_standard
|
low emissions
|
|
gptkbp:engine
|
gptkb:business_jet
gptkb:CF34_family
gptkb:CF34_series
advanced materials
mass production
6,000 hours
electric starter
quiet operation
ongoing development
periodic upgrades
regional aviation
regional jet market
|
|
gptkbp:engine_configuration
|
18,500 lbf
high bypass turbofan
twin spool
flat rated at 30 ° C
|
|
gptkbp:engine_control_logic
|
digital control
|
|
gptkbp:engine_lubrication_system
|
dry sump
|
|
gptkbp:engine_power
|
high reliability
high efficiency
up to 20,000 hours
|
|
gptkbp:engine_type
|
gptkb:CF34-8_E
gptkb:CF34-8_B
turbofan
|
|
gptkbp:first_flight
|
gptkb:1994
|
|
gptkbp:fuel_capacity
|
1,000 mm
1,200 kg
1,800 mm
|
|
gptkbp:fuel_economy
|
0.5 lb/hp/hr
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
dual channel
|
|
gptkbp:gearbox
|
reduction gearbox
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
CF34-8 B
|
|
gptkbp:is_tested_for
|
extensive testing
|
|
gptkbp:length
|
1,800 mm
|
|
gptkbp:maintenance
|
4,000 hours
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:max_speed
|
10,000 RPM
|
|
gptkbp:noise_level
|
low noise
Stage 3
|
|
gptkbp:notable_users
|
gptkb:Bombardier_CRJ_series
|
|
gptkbp:propulsion
|
18,500 lbf
15.4:1
|
|
gptkbp:related_aircraft
|
gptkb:Embraer_ERJ_series
|
|
gptkbp:turbine_type
|
2
|
|
gptkbp:water_requirement
|
1,200 lb/hr
|
|
gptkbp:weight
|
1,200 kg
|
|
gptkbp:bfsParent
|
gptkb:CF34-8_C
|
|
gptkbp:bfsLayer
|
6
|