Date: Sun, 01 Jan 2006 16:26:27 -0500 From: Fred W <Malt_Houndnospamm-me-not*yahoo.com> Subject: Re: Curious Heater Problem
MH wrote: >> Decreasing the flow path area will *always* increase the flow rate >> through the decreased path (assuming a constant pump pressure). > > > No way... For a constant pump pressure/flow rate Q (volume/time), > decreasing the path area (A) will increase the flow _speed_ (v) as Q = v > * A > > Venturi effect is entirely different; at increased _speed_ the > _pressure_ will decrease. > You are right about the venturi effect. That's a different concept. But I still think that if you reduce the parrallel paths from 2 to one, and maintain the same pump pressure, the amount of flow through the remaining path will be increased. -- -Fred W