Air Revitalization

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LiOH Mass Estimating Factor • Space Shuttle LiOH system uses 7 kg cartridge, good for 4 crew-days = 1.75 kg/crew/day U N I V E R S I T Y O F MARYLAND 18 Air Revitalization ENAE 697 -Space Human Factors and Life Support
METOX (Metal Oxide Adsorption) • Rechargeable cartridge system • Direct replacement for LiOH cannisters in EMU PLSS • 13 kg/8 person-hr cartridge • 14 hr recharge in oven • 55 cycles in operating lifetime • Regenerator module is 17.7”w x 19”h x 30”d, 105 lbs (holds 2 canisters for recharge) - power is 1000 W steady state U N I V E R S I T Y O F MARYLAND 19 Air Revitalization ENAE 697 -Space Human Factors and Life Support
Page 1 and 2: Air Revitalization • Fundamentals
Page 3 and 4: Nitrogen Makeup • Nitrogen lost t
Page 5 and 6: Air Component Storage • Cryogenic
Page 7 and 8: High Pressure Gas Tanks • Typical
Page 9 and 10: 4BMS Schematic from Wieland, “Des
Page 11 and 12: CO 2 Regenerable Scrubbing Systems
Page 13 and 14: CO 2 Regenerable Scrubbing Systems
Page 15 and 16: SAWD Schematic from Wieland, “Des
Page 17: LiOH Schematic U N I V E R S I T Y
Page 21 and 22: CO2 Reduction Options • Bosch rea
Page 23 and 24: Bosch Reactor Schematic from Wielan
Page 25 and 26: ACRS Schematic from Wieland, “Des
Page 27 and 28: CO2EL/BD Schematic from Wieland,
Page 29 and 30: SFWE Schematic from Wieland, “Des
Page 31 and 32: SPE Schematic from Wieland, “Desi
Page 33 and 34: Superoxides and Ozonides • O2 gen
Page 35 and 36: Trace Contaminant Control Schematic
Page 37 and 38: O2 Recovery System Trade System Mas
Page 39: References • Peter Eckart, Spacef

Air Revitalization

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