Unexpected smell is rather common then to much time have been spent in front of computer solving numerous small problems.
On Mon, 10 Apr 2017 12:23:20 -0400 Kurt Jacobson <kurtcjacob...@gmail.com> wrote: > > > > I am impressed that someone managed to come up with this cycle: > > http://www.cs.cmu.edu/~mnr/fridge.html > > > We used to see quite a few ammonia cycle based refrigerators and central > air conditioning units down here in the south (Georgia), but they are > becoming scarce now. They were generally reliable and very economical to > run, although some of the cheaper units had problems with corrosion in the > coils causing them to fail. > > I was interested in the cycle and as a project for an advanced > thermodynamics class I did a detailed analysts of if it with operation cost > comparisons etc. As I recall it came out making compressor based systems > look very undesirable from an operating cost standpoint. The funny thing is > that the power company was offering rebates to people to encourage them to > replace there "inefficient" natural gas powered refrigeration systems. Now > they are offering rebates to replace "inefficient" gas furnaces with > heat-pumps. I think I see a pattern... > > Cheers, > Kurt > > On Mon, Apr 10, 2017 at 12:00 PM, andy pugh <bodge...@gmail.com> wrote: > > > On 10 April 2017 at 16:37, Jon Elson <el...@pico-systems.com> wrote: > > > If the condenser pressure is too > > > low, you won't get any liquid at all, and the Carnot process > > > turns into a really ineffective Brayton (all gas) process. > > > > I am impressed that someone managed to come up with this cycle: > > http://www.cs.cmu.edu/~mnr/fridge.html > > > > > > -- > > atp > > "A motorcycle is a bicycle with a pandemonium attachment and is > > designed for the especial use of mechanical geniuses, daredevils and > > lunatics." > > — George Fitch, Atlanta Constitution Newspaper, 1916 > > > > ------------------------------------------------------------ > > ------------------ > > Check out the vibrant tech community on one of the world's most > > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > > _______________________________________________ > > Emc-users mailing list > > Emc-users@lists.sourceforge.net > > https://lists.sourceforge.net/lists/listinfo/emc-users > > > ------------------------------------------------------------------------------ > Check out the vibrant tech community on one of the world's most > engaging tech sites, Slashdot.org! http://sdm.link/slashdot > _______________________________________________ > Emc-users mailing list > Emc-users@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/emc-users ------------------------------------------------------------------------------ Check out the vibrant tech community on one of the world's most engaging tech sites, Slashdot.org! http://sdm.link/slashdot _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
