Re: Thermosiphon Reboilers

check out G. R. Martin and A.W. Sloley article titled "effectively design and simulate reboiler systems" including W.F Abbot article titled "Thermosyphon reboiler piping designed by computer. Both appeared in Hydrocarbon Porcessing mag.

• In PipingDesign@y..., "rtambun" <rtambun@t...> wrote:
  > Hi Ahmed,
  > You will find the method you are looking for in book of Process
  Heat
  > Transfer by Donald Q Kern (21ed, 1983). On chapter 15 under the
  heading
  > horizontal thermosiphon reboiler and also example. there is a
  procedure to
  > compute of pressure drop and your question.
  > I hope it will help you.
  >
  > Regards,
  > Rofinus
  >
  >
  > ----- Original Message -----
  > From: "Ahmed Vawda" <avawda@a...>
  > To: <PipingDesign@y...>
  > Sent: Sunday, June 24, 2001 11:17 AM
  > Subject: [PipingDesign] Thermosiphon Reboilers
  >
  >
  > >
  > > Hi Forum Members
  > >
  > > I am considering converting a U Tube heat exchanger into a
  thermosiphon
  > > boiler, with steam inside the tubes and water on the shell side
  in a
  > > horizontal configuration.
  > >
  > > I would like to know how to calculate the pressure drop of the
  flow,
  > notably
  > > the two phased flow coming off the top of the shell enroute to the
  > > separating tank/column.
  > >
  > > I understand that if the height above the shell is too high, the
  > hydrostatic
  > > head will inhibit circulation and hence evaporation. Will there
  be a
  > problem
  > > if this height is really short?
  > >
  > > Thanks
  > > Ahmed Vawda
  > > Process Engineer
  > > Al Khaleej Sugar - Dubai
  > >
  > >
  > > [Non-text portions of this message have been removed]
  > >
  > >
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