the solar oven idea is great for amplifying the output of the limited
quantity of solar cells you have initially. Concentrate that sunpower.
Anders Sandberg wrote:
> While we all seem to be in space colonisation mode, what about
> re-using solar sail material?
> In my asteroid mining scheme, I send extra equipment using solar sails
> to the NEO mining base. So what do we do with them once at Orpheus; we
> can't have them litter the landscape. A solar sail would make a
> rather easily constructed solar oven when bent into a paraboloid and
> somehow anchored to the asteroid. They can also make a solar shade
> for the extracted fuel tanks during the trip back home to keep cooling
> of the hydrogen simple.
> Would it make economic sense to send them back to Earth to receive new
> cargos (I guess they are not that useful for transporting propellant
> or other heavy products from the asteroid)?
> Another use would be for the aerobraking part of the mission, where
> the fuel tanks are aerobraked for entry into LEO. The sails are
> definitely too flimsy to survive aerobraking in themselves, but I
> wonder if they might help provide some extra drag during the first
> pass. Any views on this?
They'd get shredded.
This archive was generated by hypermail 2b30 : Mon May 28 2001 - 09:59:42 MDT