The link below led me to look up "slug flow" where I found a number of things
including
this page:
http://www.pe.utexas.edu/2phaseweb/flowtwo.html
-Timothy

--- In pulserpump@yahoogroups.com, "Brian White <gaiatechnician@...>"
<gaiatechnician@...> wrote:
>
>
> I am indebted to Gordon Cougar for the link below.
> Aparently, Albert Einstein was interested in airlift to such a
> degree that he had international patents on a refridgeration machine
> based on it!
> There is some research info at the link below which might be
> applicable to pulser pumps. Should be an interesting read for those
> of you who are into the fine detail of 2 phase flow.
> Hopefully, I will be able to do a synopsis of the relevant findings
> and post them here.
> Brian White the research link is below
> http://www.me.gatech.edu/energy/andy_phd/one.htm
>