|
gptkbp:instance_of
|
gptkb:turbofan_engine
|
|
gptkbp:aircraft_operated
|
gptkb:Lockheed_L-1011_Tri_Star
gptkb:Boeing
|
|
gptkbp:application
|
commercial aviation
|
|
gptkbp:cancellation_reason
|
fan blade design
|
|
gptkbp:competitors
|
gptkb:General_Electric_CF6
gptkb:Pratt_&_Whitney_PW4000
|
|
gptkbp:compressor_type
|
axial compressor
|
|
gptkbp:control_system
|
gptkb:full_authority_digital_engine_control_(FADEC)
|
|
gptkbp:cooling_system
|
air-cooled turbine blades
|
|
gptkbp:design
|
three-shaft engine
|
|
gptkbp:design_feature
|
modular design
|
|
gptkbp:development
|
1960s to 1970s
|
|
gptkbp:diameter
|
up to 100 inches
|
|
gptkbp:emissions_standard
|
ICAO Chapter 3
|
|
gptkbp:engine_configuration
|
twin-spool
|
|
gptkbp:first_flight
|
gptkb:1968
|
|
gptkbp:fuel_economy
|
high
|
|
gptkbp:fuel_type
|
gptkb:Jet_A
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
RB211 family
|
|
gptkbp:maintenance
|
approximately 4,000 hours
|
|
gptkbp:manufacturer
|
gptkb:Rolls-Royce
|
|
gptkbp:market_segment
|
wide-body aircraft
|
|
gptkbp:notable_feature
|
high bypass ratio
|
|
gptkbp:notable_users
|
gptkb:Gulf_Air
gptkb:Qantas_Airways
gptkb:Delta_Air_Lines
gptkb:Oman_Air
gptkb:Thai_Airways
gptkb:KLM_Royal_Dutch_Airlines
gptkb:British_Airways
gptkb:Singapore_Airlines
gptkb:Pakistan_International_Airlines
gptkb:Alitalia
gptkb:TWA
gptkb:Air_India
gptkb:China_Airlines
gptkb:Malaysia_Airlines
gptkb:Royal_Brunei_Airlines
gptkb:Virgin_Atlantic
gptkb:Air_New_Zealand
gptkb:Sri_Lankan_Airlines
gptkb:EVA_Air
|
|
gptkbp:operational_period
|
Brayton cycle
|
|
gptkbp:operational_use
|
subsonic flight
|
|
gptkbp:produces
|
over 1,500 units
|
|
gptkbp:propulsion
|
cascade thrust reverser
18,000 to 30,000 lbf
|
|
gptkbp:retirement
|
still in service
|
|
gptkbp:service_entry
|
gptkb:1972
|
|
gptkbp:successor
|
gptkb:Rolls-Royce_Trent
|
|
gptkbp:turbine_type
|
high-pressure turbine
|
|
gptkbp:variant
|
gptkb:RB211-524
gptkb:RB211-535
RB211-22 B
|
|
gptkbp:weight
|
approximately 4,000 lb
|
|
gptkbp:bfsParent
|
gptkb:Rolls-Royce_RB211-524_B
|
|
gptkbp:bfsLayer
|
5
|