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44596Re: Vapour loss from large shotgun condensor/condenser.

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  • gff_stwrt
    Mar 2 2:13 AM
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      Hi, folks, harisaki,

      Re Harry's comment

      "However as it's fitted to a potstill, you better not have
      > a 'puke', or you may block the whole shebang."

      You may find New Distillers message 34142 and 34143 interesting.

      Regards,

      The Baker


      --- In Distillers@yahoogroups.com, "Harry" <gnikomson2000@...> wrote:
      >
      > --- In Distillers@yahoogroups.com, "harisaki2004" <ledaswan@>
      > wrote:
      > >
      > > Hi Crew,
      > > on my POT still I have built myself a large shotgun to replace the
      > > leibig condenser.
      > >
      > > It has 17 x 13mm tubes of 225 mm long fed by a 11 litre per minute
      > > water flow. This will pull out 9 kW of energy, ie the water
      > > temperature increase and flow calculate to be 9 kWs.
      > >
      > > However I have noticed during heating up phase from about 60C and
      > > before the run really starts a steady stream of "fog" emanating
      from
      > > the condenser with the occasional drip. The coolant temp is about
      > 25C.
      > >
      > > A few of questions.
      > > Is there a laminar flow issue with 13mm tubes? Does this condenser
      > > require more turbulence? How to reduce the amount of fog?
      > >
      > > best regards
      > > Hari.
      > >
      >
      >
      >
      > It's moisture condensing out of the air that's inside the system.
      > The air gets purged as the potstill system (cap, riser &/or lynearm
      &
      > condenser) gets filled with assorted vapors from the boil. Some of
      > that moisture-laden air will obviously strike the cooling surfaces
      > and condense. Taste the drips. You'll find it tastes like a
      copper
      > penny, not like alcohol.
      >
      > As for your worries about laminar flow, yes you could improve your
      > shotgun's performance by adding LOOSELY teased mesh inside the 13mm
      > tubes. However as it's fitted to a potstill, you better not have
      > a 'puke', or you may block the whole shebang.
      >
      >
      > Slainte!
      > regards Harry
      >
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