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ideas:buoyancy [2008/03/15 22:28] – created joshatkinsideas:buoyancy [2008/07/19 23:33] (current) – external edit 127.0.0.1
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   * Cycle restarts when apogee is reached again; this can continue indefinitely to keep payload buoyant at high altitude.   * Cycle restarts when apogee is reached again; this can continue indefinitely to keep payload buoyant at high altitude.
   * Could use solar panels to power pumps, this would allow the payload to be indefinitely 'parked' at the edge of space.   * Could use solar panels to power pumps, this would allow the payload to be indefinitely 'parked' at the edge of space.
 +  * Give or take 1 km, this is effectively neutral buoyancy at high altitude.
  
 Might not work, just an idea. Borne out of an idea for reusing helium, could also be used for this purpose by ignoring the action at perigee (i.e. just compress helium at apogee, let it drop back to Earth with parachute, and decompress helium on landing and store for reuse on a later mission). Initial idea from jatkins, idea of compression from edmoore/jcoxon (think it was one of you guys, can't remember). Would be great to discuss on the irc if anyone has any queries or suggestions about it. Might not work, just an idea. Borne out of an idea for reusing helium, could also be used for this purpose by ignoring the action at perigee (i.e. just compress helium at apogee, let it drop back to Earth with parachute, and decompress helium on landing and store for reuse on a later mission). Initial idea from jatkins, idea of compression from edmoore/jcoxon (think it was one of you guys, can't remember). Would be great to discuss on the irc if anyone has any queries or suggestions about it.
ideas/buoyancy.1205620113.txt.gz · Last modified: 2008/07/19 23:30 (external edit)

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