WHITE MATTER HYPERINTENSITIES IN ASTRONAUTS: POSSIBLE IMPLICATIONS FOR FUTURE SPACE OPERATIONS
et | 20 déc. 2018
À propos de cet article
Article Category: student-essay
Publié en ligne: 20 déc. 2018
Pages: 1 - 5
DOI: https://doi.org/10.21307/asam-2018-001
© 2018 Toby Zerner., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Comparison of operating conditions for U-2 aircraft, ISS EVA, and proposed exploration EVA.
| U-2 Aircraft | ISS EVA | Exploration EVA | |
|---|---|---|---|
| 14.7 psia | 14.7 psia | 8.2 psia | |
| 4.3 psia / 5.8 psia | 4.3 psia | ||
| 10.4 psia | 3.9 psia | ||
| 100% O2 for one hour | Various | 100% O2 for 15 mins | |
| 100% O2 | 100% O2 | 100% O2 | |
| Minimal | 0 G | Moon: 0.16 G | |
| Minimal | Minimal | Significant | |
| Frequent, no more often than every third day | Up to four times per year, usually weeks/months apart | Frequent, upto multiple times per day | |
| Up to 9 hours | 4-8 hours | 4-8 hours with intermittent recompression |