On Wed, Apr 26, 2023 at 1:41 PM Rodney W. Grimes <[email protected]> wrote: > > > As always I enjoy the flood of information we get on this list! > > > > still, so far, my research on a nitrogen deluge system (instead of > > water) has come up empty for me, except as a fire suppressant. So it?s > > either crazy or brilliant. Or both! I really liked the idea of > > something cooler that was a natural byproduct of the LOX process... > > I dont think cooler does much, isnt it the "energy of vaporization" > that is actually doing all the "work" in this type of system? > > H2O is 40.7 kJ/mol and LN2 is 5.6 kJ/mol so you would > need ~7 times as much LN2 to do the same work.
Now that! was the kind of numbers I was looking for! Still, water has to come from somewhere, and be stored. I will keep thinking about it. I like that they seem to think that a water cooled steel plate will suffice. > And the reason N2 is used as a fire suppressant is again not > because of temperature, but because it displaces the O2 and > suffocates the fire. N2 is also easier on our ozone layer > than the prior used Halon. Finally, this is usually > compressed N2 gas, not LN2. > > -- > Rod Grimes [email protected] -- AMA March 31: https://www.broadband.io/c/broadband-grant-events/dave-taht Dave Täht CEO, TekLibre, LLC _______________________________________________ Starlink mailing list [email protected] https://lists.bufferbloat.net/listinfo/starlink
