Re: Shuttle water dump

From: Ed Davies (edavies@nildram.co.uk)
Date: Fri Mar 09 2001 - 09:17:37 PST

  • Next message: Vitek, Antonin: "Re: Shuttle water dump" 

    Dale Ireland wrote:
> What is the source of the water? Power units? Dishwashing?

Fuel cells.  

Oxygen + hydrogen -> electricity + heat + water

Some water is kept for drinking, etc, - the rest goes overboard.  There's a 
contingency mechanism to dump waste water but normally it comes back down with 
orbiter.

See:

<http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-eps.html#sts-fuel-cell>
<http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts_eclss.html#sts_eclss>

and particularly:

<http://science.ksc.nasa.gov/shuttle/technology/sts-newsref/sts-eclss-wcl.html>

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