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gptkbp:instance_of
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gptkb:turbofan_engine
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|
gptkbp:application
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gptkb:Flight
|
|
gptkbp:armament
|
composite
|
|
gptkbp:bypass_ratio
|
5.4:1
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|
gptkbp:certification
|
FAA certified
NOx compliant
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|
gptkbp:compressor_type
|
gptkb:5
|
|
gptkbp:control_system
|
gptkb:Full_Authority_Digital_Engine_Control_(FADEC)
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:developed_by
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gptkb:CF34-8_C5
|
|
gptkbp:diameter
|
68 in
3.1 ft
|
|
gptkbp:engine
|
gptkb:United_States
developed in the 1990s
air start
produced in large numbers
upgraded over time
|
|
gptkbp:engine_configuration
|
modular design
twin spool
|
|
gptkbp:engine_inlet_type
|
conical
|
|
gptkbp:engine_outlet_type
|
circular
|
|
gptkbp:engine_power
|
high reliability
high efficiency
|
|
gptkbp:engine_type
|
high bypass turbofan
CF34-8 C5 B1, CF34-8 C5 B1 A
|
|
gptkbp:first_flight
|
gptkb:1996
|
|
gptkbp:fuel_capacity
|
dry sump
|
|
gptkbp:fuel_economy
|
0.5 lb/lbf/hr
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
hydromechanical
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
General Electric CF34-8 C5 B1
|
|
gptkbp:is_tested_for
|
gptkb:General_Electric_Aviation
static and flight testing
|
|
gptkbp:length
|
11.5 ft
|
|
gptkbp:maintenance
|
low maintenance costs
4,000 hours
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:max_speed
|
10,000 RPM
|
|
gptkbp:maximum_operating_temperature
|
1,600 ° F
|
|
gptkbp:noise_level
|
Stage 4 compliant
|
|
gptkbp:notable_users
|
gptkb:Embraer_E-Jet_family
gptkb:Bombardier_CRJ-900
|
|
gptkbp:operational_history
|
in service since 1996
|
|
gptkbp:propulsion
|
cascade
18,500 lbf
|
|
gptkbp:service_ceiling
|
37,000 ft
|
|
gptkbp:turbine_type
|
2
single crystal superalloy
|
|
gptkbp:weight
|
3,800 lb
|
|
gptkbp:bfsParent
|
gptkb:CRJ700_ER
|
|
gptkbp:bfsLayer
|
7
|