|
gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:application
|
regional jets
|
|
gptkbp:bypass_ratio
|
5.5:1
|
|
gptkbp:certification
|
FAA certified
|
|
gptkbp:compressor_type
|
gptkb:5
|
|
gptkbp:configuration
|
twin-spool
|
|
gptkbp:control_system
|
gptkb:Full_Authority_Digital_Engine_Control_(FADEC)
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:customer_support
|
gptkb:Bombardier
global support network
|
|
gptkbp:design
|
20,000 hours
|
|
gptkbp:design_feature
|
modular design
|
|
gptkbp:diameter
|
68 in
3.0 ft
|
|
gptkbp:emissions_standard
|
ICAO Chapter 4
|
|
gptkbp:engine
|
gptkb:CF34_family
available for older models
|
|
gptkbp:engine_configuration
|
advanced aerodynamics
high thrust-to-weight ratio
CF34-3 B1, CF34-8 C5
|
|
gptkbp:engine_power
|
proven track record
optimized for regional jets
|
|
gptkbp:environmental_impact
|
reduced emissions
|
|
gptkbp:fan_art
|
wide-chord fan blades
|
|
gptkbp:first_flight
|
gptkb:1989
|
|
gptkbp:fuel_economy
|
0.5 lb/lbf/hr
improved over predecessors
|
|
gptkbp:fuel_type
|
Jet A or Jet A-1
dual-channel fuel control
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
CF34 engine
|
|
gptkbp:is_tested_for
|
extensive ground testing
real-time monitoring system
|
|
gptkbp:length
|
4.5 ft
|
|
gptkbp:maintenance
|
competitive
4,000 hours
|
|
gptkbp:manufacturer
|
gptkb:General_Electric
|
|
gptkbp:market_segment
|
regional airline market
|
|
gptkbp:noise_level
|
low noise operation
Stage 3 compliant
|
|
gptkbp:operational_period
|
short-haul flights
|
|
gptkbp:operational_use
|
commercial aviation
various aircraft types
|
|
gptkbp:power_source
|
twin-engine aircraft
|
|
gptkbp:produces
|
over 1,000
|
|
gptkbp:propulsion
|
18,500 to 34,000 lbf
0.028
|
|
gptkbp:related_aircraft
|
Bombardier, Embraer
|
|
gptkbp:reliability
|
high
|
|
gptkbp:service_entry
|
gptkb:1992
|
|
gptkbp:successor
|
gptkb:CF34-10
|
|
gptkbp:turbine_type
|
2
|
|
gptkbp:type
|
high-bypass turbofan
|
|
gptkbp:used_in
|
gptkb:Bombardier_CRJ_Series
|
|
gptkbp:variant
|
CF34-3, CF34-8
|
|
gptkbp:weight
|
1,200 lb
|
|
gptkbp:bfsParent
|
gptkb:GE_Aviation
|
|
gptkbp:bfsLayer
|
4
|