lunar/mars exploration and base construction
DESCRIPTION
Lunar/Mars Exploration and Base Construction. Power Systems. Energy. Solar Wind Nuclear In-situ propellant (methane) Steam. Solar. 5-30% efficiency Mars receives 44% as much solar energy as Earth Tracking/Non-tracking solar array Dust?. Solar. Wind. - PowerPoint PPT PresentationTRANSCRIPT
Lunar/Mars Exploration and Base Construction
Power Systems
EnergySolarWindNuclearIn-situ propellant
(methane)Steam
5-30% efficiencyMars receives 44% as much
solar energy as EarthTracking/Non-tracking solar
arrayDust?
Solar
Solar
Typical wind speed: .03-200 kph (67-125 mph)
Max speeds: 500-600 kph (300-375 mph)
Lower pressure reduces wind effects/100 mph wind on Mars=11 mph wind on Earth
Enough to turn wind turbines?
Constructing wind turbines30% efficiency
Wind
Wind
Size of a coffee can15+ year life expectancyDangers
Contamination of crew Contamination of Mars/moon
Possible extra exposure to radiation
Nuclear
NuclearMulti-mission Radioisotope
Thermoelectric Generator
In-situ propellantUse Sabatier reaction to
produce methaneGood for rover and CRV
(Crew Return Vehicle)Generators?
In-situ Propellant (Methane)
In-situ Propellant (Methane)Sabatier Reaction
CO2 +4H2 CH4+2H2O
Water Electrolysis2H2O 2H2+O2
SteamThe possibility of drilling
into the Martian core to utilize thermodynamic energy