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Unread 01-02-2015, 08:26
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Re: Help Calculating time to recharge air tanks

Quote:
Originally Posted by GeeTwo View Post
I'm not sure exactly what you're doing in your spreadsheet, but I certainly do find it suspicious that you wind up with a temperature of over 1000R (550F).
Yup there's a problem there. Didn't even notice it. The compressor gets hot, but not that hot.

My assumption is isentropic compression, but I obviously have a mistake in my math somewhere. That's what happens when you take someone who was once pretty good at aerodynamics and thermo and give them a job dealing with spacecraft...