Randall Clague wrote: > > On Mon, 21 Jul 2003 18:22:57 -0700, Doug Jones <[EMAIL PROTECTED]> > wrote: > > >> It should be pretty near the original temperature... or slightly below, > >> since the ullage is pressurized by gas which has been expanded through > >> a regulator from higher pressure. > > > >Be careful- this is true for nitrogen, but helium can actually get > >hotter when going through a regulator (helium is usually above its > >Joule-Thompson inversion temperature, 40 K). > > OK, I'm sure I'm not the only one here who doesn't follow this. But > I'll be the first to admit my ignorance. Huh?
Someone will probably have a longer answer, but the short version is: Helium is just weird that way. -davew _______________________________________________ ERPS-list mailing list [EMAIL PROTECTED] http://lists.erps.org/mailman/listinfo/erps-list
