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gptkbp:instance_of
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gptkb:jet_engine
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gptkbp:application
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gptkb:military_aircraft
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gptkbp:combustor_type
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annular combustor
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gptkbp:compressor_type
|
axial compressor
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gptkbp:control_system
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hydromechanical control
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gptkbp:cooling_system
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air-cooled
fan-cooled
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gptkbp:country_of_origin
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gptkb:United_Kingdom
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gptkbp:design_date
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1940s
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gptkbp:engine
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gptkb:Rolls-Royce_Derwent
air start
1944 to 1960
influenced future jet engine designs
developed for early jet aircraft
one of the first British turbojet engines.
produced in the 1940s and 1950s
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gptkbp:engine_configuration
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turbojet
pylon-mounted
single spool
detailed in technical manuals
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gptkbp:engine_power
|
5,000 lbf thrust
notable for its reliability
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gptkbp:engine_type
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gptkb:jet_engine
Welland I, Welland II
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gptkbp:engine_variants_produced
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multiple variants for different applications
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gptkbp:first_flight
|
gptkb:1944
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gptkbp:fuel_capacity
|
3 ft
12 ft
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gptkbp:fuel_economy
|
0.8 lb/hp/hr
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gptkbp:fuel_type
|
kerosene
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Rolls-Royce Welland
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gptkbp:is_tested_for
|
tested at Rolls-Royce facilities
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gptkbp:manufacturer
|
gptkb:Rolls-Royce
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gptkbp:notable_users
|
gptkb:Royal_Air_Force
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gptkbp:number_of_stages
|
8
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|
gptkbp:operational_history
|
used in various aircraft during the 1950s
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gptkbp:propulsion
|
5000 lbf
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gptkbp:retirement_year
|
1960s
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gptkbp:successor
|
gptkb:Rolls-Royce_Avon
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gptkbp:successor_engine
|
gptkb:Rolls-Royce_Avon
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gptkbp:type
|
gptkb:turbofan_engine
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|
gptkbp:used_in
|
gptkb:de_Havilland_Comet
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|
gptkbp:weight
|
1,200 lb
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gptkbp:bfsParent
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gptkb:Junkers_Jumo_004
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gptkbp:bfsLayer
|
6
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