Typical GEER Operating Conditions for Venus Surface Testing

  • Temperature: 460C
  • Pressure: 1340-1380 psia
  • Ramp Rate: 7C/hour
  • Hold Time: User defined; longest test to date 42 days

Gas Composition

Constituent Mixing Ratio
CO2 0.965
N2 0.035
H2O 3.00E-5
SO2 18.0E-5
CO 1.20E-5
OCS 5.10E-5
H2S 0.20E-5
HCI 5.00E-7
HF 2.50E-9
Note: Mixing ratios adapted from David Grinspoon’s book Venus Revealed: A New Look Below The Clouds Of Our Mysterious Twin Planet.