On Friday 22 March 2019 13:47:01 Roland Jollivet wrote: > On Fri, 22 Mar 2019 at 19:31, Gene Heskett <ghesk...@shentel.net> wrote: > > On Friday 22 March 2019 12:24:55 andy pugh wrote: > > > On Fri, 22 Mar 2019 at 16:15, Gene Heskett <ghesk...@shentel.net> > > > > wrote: > > > > Lack of the ability to bore very fine threads below > > > > nominally 10mm discourages me from attempting a needle valve > > > > design > > Why not just mist using an atomising nozzle, much like they do outside > restaurants on muggy days; > https://www.aqualitywater.com/about-us > (see the first drop-down, 'mist cooling' to see nozzles and price of.) > > While these use high pressure pumps, I'm sure you could just > pressurise your system by using the water mains pressure. > Sometimes there's a hole in the hosepipe and you get a beautiful fine > mist coming off, so 4bar is plenty pressure to get a mist. > > Using air simply adds a bulk volume that has to go somewhere, and > compressed air is expensive. > I think the evaporative cooling of carrying a cold liquid in a lot of air to help it evaporate is part of the theory. So the air is a requirement of sorts. I think thats the reasoning at least.
Cheers, Gene Heskett -- "There are four boxes to be used in defense of liberty: soap, ballot, jury, and ammo. Please use in that order." -Ed Howdershelt (Author) Genes Web page <http://geneslinuxbox.net:6309/gene> _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
