----- Original Message ----- 
From: "Robert Ammerman" <rammerman@verizon.net>
To: "Microcontroller discussion list - Public." <piclist@mit.edu>
Sent: Wednesday, March 01, 2006 11:05 AM
Subject: Re: [OT] Water pump ideas


> Ah....
>
> I left out one pump criterion:
>
> Static pressure of liquid being pumped is 40-80psi above atmosphere (ie: 
> the
> reservoir is under city water pressure). Note that the pump is 
> recirculating
> through the reservoir, so it only sees a small head.
>
> Bob Ammerman

To answer my own post: given a submersible pump, I could always place the 
whole pump inside the pressurized system. Then I'd only have to bring the 
power leads out thru an appropriate pressure-resisting interface.

Bob Ammerman 

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