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23 Ιαν 2017 · A pure oxygen atmosphere was one option, as it required a lighter environmental control system to produce than a more complex mix of nitrogen and oxygen.
Apollo 1, initially designated AS-204, was planned to be the first crewed mission of the Apollo program, [1] the American undertaking to land the first man on the Moon. It was planned to launch on February 21, 1967, as the first low Earth orbital test of the Apollo command and service module.
13 Απρ 2019 · A pure oxygen system wouldn’t just be lighter, it would be far simpler; all the crew would need was a simple pressure sensor to ensure the cabin was adequately pressurized. This rationale was enough to have NASA change the Apollo crew cabin from a mixed gas to a pure oxygen environment.
25 Ιουν 2016 · The Apollo 1 accident investigation prompted NASA to revisit the spacecraft’s pure oxygen environment, the benefits of the simpler and lighter single gas system and a low density flight ...
27 Ιαν 2012 · After the Apollo 1 fire, a tragedy that killed three astronauts in 1967, NASA changed its thinking about space capsule design and safety forever.
3 Φεβ 2022 · As they would on launch day, the astronauts and ground crews sealed the three hatches of the capsule and pressurized it with pure oxygen at 16.7 pounds per square inch (psi), slightly higher than atmospheric pressure. At 6:31 p.m., a flash fire broke out inside the cabin.
16 Νοε 2023 · The interior of the Apollo 1 Command Module, which was filled with pure oxygen, ignited during a devastating flash fire on Jan. 27, 1967, which killed the three crew members trapped inside.
