J-2X Status and Progress
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Presentation by Walt Janowski (J-2X Deputy Program Manager, Pratt & Whitney) at the Von Braun Memorial Symposium in Huntsville, Alabama, 21 October 2008. <a href="http://astronautical.org/vonbraun/vonbraun-2008/session1">http://astronautical.org/vonbraun/vonbraun-2008/session1</a>
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J-2X Status and Progress
- 1. J-2X Development Program Overview Walt Janowski Deputy Program Manager October 21, 2008
- 2. J-2X: Apollo-era Derivative Engine CEV Upper Stage and CaLV EDS Engine Crew Lander Earth Departure Stage (1 J-2X) 450 klb LOx/LH2 S-IVB (1 J-2) Upper Stage 240 klb LOx/LH2 (1 J-2X) 280 klb LOx/LH2 S-II (5 J-2) 1 Mlb LOx/LH2 Core Stage 5 (5 RS-68) Segment 2.6 Mlb LOx/LH2 S-IC (5 F-1) RSRM 3.9 Mlb LOx/RP Height: 309 ft Height: 358 ft Height: 364 ft Gross Liftoff Mass: 2.0Mlb Gross Liftoff Mass: 6.4Mlb Gross Liftoff Mass: 6.5Mlb Crew Launch Vehicle Cargo Launch Vehicle Saturn V 1 Pratt & Whitney Rocketdyne
- 3. NASA’s Exploration Roadmap 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 1st Human CEV Flight Lunar Outpost Buildup 7th Human Robotic Precursors Robotic Precursors Lunar Landing Commercial Crew/Cargo for ISS Commercial Crew/Cargo for ISS Mars Development Space Shuttle Space Shuttle J-2X supports two missions • CLV (underway now) CEV Development CEV Development • CaLV (starting in 2011) Crew Launch Development Crew Launch Development Lunar Lander Development Lunar Lander Development Lunar Heavy Launch Development Lunar Heavy Launch Development Earth Departure Stage Development Earth Departure Stage Development Surface Systems Development Surface Systems Development 2 Pratt & Whitney Rocketdyne
- 4. J-2 Engine Lineage J-2X: Adding a new member to the family 1960-1970 1965-1971 1996-2001 2006- Configuration J-2 J-2S X-33 J-2X Thrust 230 klb 265 klb 261 klb 294 klb Isp 425 sec 436 sec 419 sec 448 sec Mass 3,492 lb 3,800 lb 7,500 lb 5,450 lb Length 116 in 116 in 79 in 185 in Requirements 3 Pratt & Whitney Rocketdyne
- 5. J-2 vs J-2x Size Comparison 200” 116” dia. 80” dia. 4 Pratt & Whitney Rocketdyne
- 6. J-2X & RS-68 Size Comparison J-2X RS-68 5 Pratt & Whitney Rocketdyne
- 7. J-2X System Development Plan CY 2006 2007 2008 2009 2010 2011 2012 2013 2014 Ares 1-Y Orion 1 Orion 2, 3, 4… J-2X Engine DDT&E Projected Launch Milestones Mass Sim E10006 (NE005) Engine Need Dates Engine for MPTA Engine for Orion 1 ATP PRR SRR/SDR PDR CDR DCR Level 4 Milestones CoDR PDR CDR Engine Build Completions Level 5 Milestones Design Fabrication & Assembly PPA #1A Stand Prep SSC A-1 Stand Prep SSC A-2 Fac C/O Stand Build SSC A-3 Integration Stand Prep SL MPTA Prep, Integration, & Test Shaker Facility (boost phase sim) 6 Pratt & Whitney Rocketdyne
- 8. Powerpack I Testing Completed 7 Pratt & Whitney Rocketdyne
- 9. Component Testing Supporting Design Testing of 58 element injector Workhorse GG at MSFC Subscale Main Injector Test 8 Pratt & Whitney Rocketdyne
- 10. Procurement Activity Supports Engine Fabrication Schedule MCC Manifold Casting Turbopump Hardware MCC Liner Development Spinning 9 Pratt & Whitney Rocketdyne
- 11. Program Summary • Program team is fully enabled and engaged • PWR on contract for $1.2B DDT&E effort • Rely on heritage & flight proven technology • Experienced design, fabrication, test team • Program progress is on plan • Design matured through Critical Design Review • Significant risk mitigation testing contributing to design • Early hardware fabrication initiated J-2X :: Low Risk Propulsion for Exploration J-2X Low Risk Propulsion for Exploration 10 Pratt & Whitney Rocketdyne
- 12. 11 Pratt & Whitney Rocketdyne