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Many thanks!

Thanks CJ. You wouldn't happen to know of an equation or method for calculating the film coefficient for boiling liquids inside vertical or horizontal tubes, would you? That one seems a little hard to come by.

Hello, I am installing an existing S&T exchanger as a forced circulation reboiler for a batch distillation. I know the max heat input from Q=UAdT and that translates into my vaporization rate. My question is, what % vaporization coming out of the reboiler should I design for which will define...

Latex, also good point. Thanks for the help.

Chance, good point about the comparison to S&T exchangers. Should have thought of that. Latex, it's a conventional, annular space type jacket.

I have to size a relief valve for a vessel with a jacket (the relief valve protects the shell). The jacket is not used and is empty and open to atmosphere. For the external fire case, I can't find any guidance on whether or not it is appropriate to take some sort of insulation credit for the...