Life Support Concepts
for Space Travel I

 Raymond M. Wheeler
Biological Sciences Branch
Kennedy Space Center, FL
Slide 2
Life Support Approaches for Space
PHYSICO-CHEMICAL (PC) TECHNOLOGIES -- CLOSING THE AIR LOOP
 LEADING OPTIONS
Slide 5
Slide 6
ATMOSPHERE REVITALIZATION
 Space Station Strategy

Four Bed Molecular Sieve Þ CO2 Removal
Slide 8
Slide 9
PC TECHNOLOGIES CLOSING THE WATER LOOP
 LEADING  OPTIONS
WATER RECOVERY MANAGEMENT
 Space Station Strategy
 MULTIFILTRATION Þ (SABATIER) Þ POTABLE
WATER RECOVERY MANAGEMENT
Space Station Strategy (Evolutionary)

MULTIFILTRATION Þ (SABATIER) Þ POTABLE
Slide 13
Slide 14
Constraints (“Economics”) of Life
Support in Space: