[AR] Re: Orion-14
- From: Uwe Klein <uwe@xxxxxxxxxxxxxxxxxxx>
- To: arocket@xxxxxxxxxxxxx
- Date: Sun, 17 Jun 2018 10:28:03 +0200
Am 16.06.2018 um 18:28 schrieb Craig Fink:
And the only way to cool something in space is radiation, meaning the
hot side of the multistage refrigeration system is system needs to be as
hot as possible to shed the heat.
an excellent Suicide machine. :-)
increasing radiator temps decreases Carnot efficiency
( though: Carnot eff. decreases linearly while
radiative transfer works with t^4 )
instead:
increase the radiative area ( and thus the coupling
to space background temps.)
Uwe
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