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Published byJorge Stearn Modified over 10 years ago
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2 Courtney Rogge ASTE 527 Fall 2010
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LSS Air Revitalization System Food: Storage and Waste Waste processing / Hygiene Water Regen VATCS Vehicle Active Thermal Control VATCS Vehicle Active Thermal Control Fire Detection & Suppression
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Life Support Systems at a Glance
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Life Support Systems at a Glance ISS Current System
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MSFC ECLSS Test Facility Life Support Systems: Test Beds
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International Space Station, Sabatier installation International Space Station, TCCS Volatile Removal Assembly Life Support : Air Revitalization Status
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Propose: Closed-Loop Air Revitalization
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11 Oxy Gen Assembly Trace Contaminate Control HEPA Filter Crew Cabin CDRA CO 2 Molecular Sieve To Thermal Control System H2H2 Water Processing Assembly Food Prep & Storage Sabatier Test Unit CH 4 to Thrusters Aroma Therapy H2OH2O Bread Maker Propose: Closed-Loop System Development
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CDRA Molecular Sieve CDRA Molecular Sieve Oxygen Generation Assembly Sabatier System CO 2 + 4H 2 ⇒ CH 4 + 2H 2 O Sabatier System CO 2 + 4H 2 ⇒ CH 4 + 2H 2 O Methane Rocket Control System (Station Keeping) Methane Rocket Control System (Station Keeping) Water Recovery System Instead of venting CO 2 & H 2, use them as inputs into a closed-loop Sabatier System Instead of venting CO 2 & H 2, use them as inputs into a closed-loop Sabatier System H2OH2O H2OH2O CO 2 CH 4 H2H2 H2H2 Part I: Closed-Loop Sabatier System
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Air System removes humidity [ H 2 O, and condensed CH 4 & NH 3 ] Air System removes humidity [ H 2 O, and condensed CH 4 & NH 3 ] Separation Unit CH 4 H 2 O & NH 3 Water System for further processing Rocket Engines Part II: Condense Methane and Ammonia out of Air
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Spacecraft Interior Heat Exchanger Mirror Surface covers Exterior Black Surface covers Interior Deep Space -157 ⁰C (-250 ⁰F) Condensation Points - CH 4 : -162 ⁰ C (-259 ⁰ F) - NH 3 : -35 ⁰ C (-31 ⁰ F) Air system passes through external heat exchanger to lower temperatures below CH 4 and NH 3 condensation points. Part II: Condense Methane and Ammonia out of Air
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Air Revitalization Oxy Gen Assembly Trace Contaminate Control HEPA Filter CDRA CO 2 Molecular Sieve O 2 /N 2 Storage High Press O 2 /N 2 CO 2 H2H2 Sabatier Test Unit CH 4 Methane to Rocket Control System H2OH2O Methane Ammonia Condenser Oxygen Nitrogen to cabin Methane Ammonia Separator Ammonia to vent From Cabin To Thermal Control System Part II: Condense Methane and Ammonia out of Air
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Breadman Automatic Bread Maker Part III: Bread Maker for Aroma Therapy
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Development Needs for Long Missions
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References
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