RB211-22

GPTKB entity

Statements (56)

Predicate	Object
gptkbp:instance_of	gptkb:turbofan_engine
gptkbp:application	gptkb:Boeing
gptkbp:check_in_time	no
gptkbp:combustor_type	annular combustor
gptkbp:competitors	gptkb:CF6 gptkb:PW4000
gptkbp:compressor_blades	titanium
gptkbp:compressor_type	axial
gptkbp:configuration	three-shaft
gptkbp:control_system	gptkb:full_authority_digital_engine_control_(FADEC)
gptkbp:cooling_system	air-cooled
gptkbp:design	modular design
gptkbp:diameter	1.5 m
gptkbp:emissions_standard	low
gptkbp:engine	gptkb:RB211 modular
gptkbp:engine_configuration	performance upgrades emission reductions noise reduction fuel efficiency improvements reliability enhancements
gptkbp:engine_cycle	Brayton cycle
gptkbp:first_flight	gptkb:1972
gptkbp:fuel_economy	high
gptkbp:fuel_type	gptkb:Jet_A-1
https://www.w3.org/2000/01/rdf-schema#label	RB211-22
gptkbp:is_tested_for	static test flight test
gptkbp:length	3.5 m
gptkbp:maintenance	scheduled maintenance component replacement overhaul 4,000 hours unscheduled maintenance
gptkbp:manufacturer	gptkb:Rolls-Royce
gptkbp:market_segment	commercial aviation
gptkbp:noise_level	low
gptkbp:notable_feature	quiet operation
gptkbp:notable_users	gptkb:KLM gptkb:British_Airways gptkb:Singapore_Airlines gptkb:Qantas gptkb:Air_India
gptkbp:operational_cost	competitive
gptkbp:produces	over 1,000
gptkbp:propulsion	no 22,000 lbf
gptkbp:reliability	high
gptkbp:service_entry	gptkb:1972
gptkbp:status	in service
gptkbp:turbine_blades	single crystal superalloy
gptkbp:turbine_type	high bypass ratio nickel alloy
gptkbp:weight	1,200 kg
gptkbp:bfsParent	gptkb:Rolls-Royce_RB211
gptkbp:bfsLayer	5