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gptkbp:instance_of
|
gptkb:engine
|
|
gptkbp:bfsLayer
|
7
|
|
gptkbp:bfsParent
|
gptkb:Lycoming_T53-L-703
gptkb:Lycoming_T53-L-91
|
|
gptkbp:application
|
gptkb:Bell_UH-1_Iroquois
|
|
gptkbp:average_temperature
|
up to 900° C
|
|
gptkbp:certification
|
FAA certified
|
|
gptkbp:compression_ratio
|
12:1
|
|
gptkbp:controls
|
gptkb:full_authority_digital_engine_control_(FADEC)
hydromechanical fuel control
|
|
gptkbp:cooling_system
|
air-cooled
|
|
gptkbp:developer
|
developed for military use
|
|
gptkbp:diameter
|
approximately 20 inches
|
|
gptkbp:drivetrain
|
reduction gearbox
|
|
gptkbp:emissions_standard
|
low emissions
axial exhaust
|
|
gptkbp:engine
|
twin-spool
mounts on helicopter frame
|
|
gptkbp:engine_type
|
aluminum alloy
free turbine
axial compressor
nickel-based superalloy
|
|
gptkbp:environmental_impact
|
designed for reduced environmental impact
|
|
gptkbp:first_flight
|
gptkb:1960
|
|
gptkbp:fuel_capacity
|
0.5 pounds per horsepower per hour
|
|
gptkbp:fuel_type
|
kerosene
variable geometry
annular combustion chamber
dual fuel system
|
|
gptkbp:historical_significance
|
widely used in Vietnam War
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Lycoming T53-L-742
|
|
gptkbp:ignition_system
|
spark ignition
|
|
gptkbp:investment
|
high pressure
|
|
gptkbp:launched
|
air start
|
|
gptkbp:legacy
|
influenced future helicopter engine designs
|
|
gptkbp:length
|
approximately 40 inches
|
|
gptkbp:maintenance
|
500 hours
|
|
gptkbp:manufacturer
|
gptkb:Lycoming_Engines
|
|
gptkbp:noise_level
|
moderate noise
|
|
gptkbp:number_of_stages
|
10 stages
|
|
gptkbp:power_output
|
1500 horsepower
|
|
gptkbp:propulsion
|
3000 pounds
7.5:1
0.27 pounds per horsepower
|
|
gptkbp:related_to
|
T53 family of engines
|
|
gptkbp:services
|
2000 hours
|
|
gptkbp:successor
|
gptkb:Lycoming_T53-L-703
|
|
gptkbp:type
|
gptkb:engine
|
|
gptkbp:used_in
|
gptkb:helicopter
|
|
gptkbp:weight
|
approximately 400 pounds
|