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Re: About the resupply missions in "The Martian".

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"Robert Clark"  wrote in message news:n1fobg$5q0$2@dont-email.me...
>
>A big question here though is when you open the air lock to put something 
>out into the vacuum of the payload bay, would this vent air out to vacuum?

That is my understanding. It's easier than trying to recapture it.


>Air would be a precious commodity and I don't know if you would want to 
>lose any of it. Perhaps like in a scene from "The Martian" you could cover 
>the outside opening of the air lock with a tarp so that the air couldn't 
>escape but the thin tarp would allow the temperature to drop.
>
>This problem could be eliminated of course if the shuttle did have onboard 
>refrigeration equipment that could reach cryogenic temperatures.
>
>    Bob Clark
>
>-----------------------------------------------------------------------------------------------------------------------------
>A mission to Europa could result in the most important scientific advance 
>in human history, dwarfing even the Apollo missions,
>to discover life on another world. By commercial space, launch and 
>spacecraft costs can be slashed by a factor of 10 or more.
>This would be a cost that could be financed privately. And at costs this 
>low it can even be done at a profit:
>
>Low cost Europa lander missions.
>http://exoscientist.blogspot.com/2015/02/low-cost-europa-lander-missions.html
>-----------------------------------------------------------------------------------------------------------------------------
>"Greg Goss"  wrote in message news:d9toutF6trjU1@mid.individual.net...
>
>"Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> wrote:
>
>
>>BTW, since this is in regards to "The Martian", for you chemistry heads 
>>out
>>there, are there some foods, liquids, or common materials that might be on
>>the shuttles that could have filtered out the CO2 in air other than the
>>lithium canisters? For instance perhaps the solubility of CO2 in water is
>>different than in O2 and there could have been a way to separate out the 
>>CO2
>>from the air that way.
>
>There's lots of cold available, and low pressure that should make
>refrigeration easy.  I'm not sure how "industrial" you have to get to
>freeze CO2 out of the air, but it should be workable.  Fire
>extinguishers generate CO2 snow fairly cheaply.

-- 
Greg D. Moore                   http://greenmountainsoftware.wordpress.com/
CEO QuiCR: Quick, Crowdsourced Responses. http://www.quicr.net 

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Thread

About the resupply missions in "The Martian". "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-03 09:56 -0500
  Re: About the resupply missions in "The Martian". "Greg \(Strider\) Moore" <mooregr@deletethisgreenms.com> - 2015-11-03 22:19 -0500
    Re: About the resupply missions in "The Martian". Snidely <snidely.too@gmail.com> - 2015-11-03 22:45 -0800
      "wget" will download it. Jeff-Relf.Me <@.> - 2015-11-04 05:26 -0800
    Re: About the resupply missions in "The Martian". Greg Goss <gossg@gossg.org> - 2015-11-04 00:19 -0700
      Nitro Pro and SumatraPDF.  Not Adobe. Jeff-Relf.Me <@.> - 2015-11-04 05:09 -0800
      Re: About the resupply missions in "The Martian". Rick Jones <rick.jones2@hp.com> - 2015-11-04 17:13 +0000
  Re: About the resupply missions in "The Martian". Greg Goss <gossg@gossg.org> - 2015-11-04 00:03 -0700
    Re: About the resupply missions in "The Martian". "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-05 09:18 -0500
      Re: About the resupply missions in "The Martian". "Greg \(Strider\) Moore" <mooregr@deletethisgreenms.com> - 2015-11-05 22:39 -0500
        Re: About the resupply missions in "The Martian". Jeff Findley <jfindley@cinci.nospam.rr.com> - 2015-11-06 06:24 -0500
          Re: About the resupply missions in "The Martian". Jeff Findley <jfindley@cinci.nospam.rr.com> - 2015-11-06 07:18 -0500
  Re: About the resupply missions in "The Martian". Jeff Findley <jfindley@cinci.nospam.rr.com> - 2015-11-04 05:48 -0500
  Re: About the resupply missions in "The Martian". Peter Fairbrother <peter@tsto.co.uk> - 2015-11-07 18:59 +0000
    Re: About the resupply missions in "The Martian". Peter Fairbrother <peter@tsto.co.uk> - 2015-11-08 01:18 +0000
      Re: About the resupply missions in "The Martian". "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-07 23:43 -0500
        Re: About the resupply missions in "The Martian". Peter Fairbrother <peter@tsto.co.uk> - 2015-11-08 23:18 +0000
    Re: About the resupply missions in "The Martian". Greg Goss <gossg@gossg.org> - 2015-11-07 20:58 -0700
  Re: About the resupply missions in "The Martian". "Robert Clark" <rgregoryclark@gmSPAMBLOACKail.com> - 2015-11-13 16:26 -0500

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