Space Shuttle Main Engine

GPTKB entity

Statements (59)
Predicate Object
gptkbp:instance_of gptkb:rocket
gptkbp:average_temperature 3,000 ° F
gptkbp:check_in_time 8.5 minutes
gptkbp:controls digital
gptkbp:cooling_system regenerative cooling
gptkbp:cultural_impact featured in media
gptkbp:developer $1 billion
1970s to 1980s
gptkbp:durability gptkb:battle
gptkbp:emissions_standard low
converging-diverging nozzle
gptkbp:engine gptkb:launch_complex
high
ongoing
extensive
real-time monitoring
three
modular
ongoing improvements
high efficiency
vertical
publicly available
controlled
staged combustion
influenced future designs
critical for safety
two igniters
NASA and contractors
after 100 flights
after Shuttle program ended
demonstrated success
pioneered technologies
tracked during flights
gptkbp:engine_type liquid-fueled
RS-25 A, RS-25 D
gptkbp:first_flight gptkb:1981
gptkb:2011
gptkbp:fuel_capacity 14.5 feet
5.5 feet
gptkbp:fuel_type liquid hydrogen and liquid oxygen
turbopump
https://www.w3.org/2000/01/rdf-schema#label Space Shuttle Main Engine
gptkbp:ignition_system hypergolic
gptkbp:impact significant in aerospace history
gptkbp:investment 3,000 psi
gptkbp:is_tested_for gptkb:NASA_Stennis_Space_Center
gptkbp:maintenance routine
gptkbp:manufacturer gptkb:Rocketdyne
gptkbp:number_of_rooms single chamber
gptkbp:operational_area staged combustion cycle
gptkbp:propulsion gptkb:battle
452 seconds
190,000 lbf
90:1
gptkbp:used_in gptkb:spacecraft
gptkbp:weight 7,800 pounds
gptkbp:bfsParent gptkb:Space_Shuttle_Endeavour
gptkb:STS-40
gptkbp:bfsLayer 4