Re: Pool Heat Automation Suggestions

[shb*NO*SPAM*@comporium.net (Si Ballenger)]

On Thu, 20 Sep 2007 14:50:35 -0400, Richard Kaplan
<rkaplan@xxxxxxxxxx> wrote:

>I recently built an inground/outdoor covered pool which I intend to
>operate year-round in a fairly cold climate (Pennsylvania).  The pool
>has both an electric heat pump and a natural gas heater.
>
>I would like to automate the operation of the pool's heating system so
>that the automated system can:
>
>(1) Change valves between the heat pump and natural gas heater
>depending on outside temperature
>(2) Operate the heat pump whenever it is warm outside in order to
>efficiently store energy in the pool
>(3) Operate the natural gas heater only when the pool water falls below
>a given threshold
>(4) Log data regarding how many hours per day the heat pump and gas
>heater operate
>(5) Let me control/monitor the system via an Internet link
>
>Any suggestions regarding what system might accomplish this?  I am
>particularly interested in a system which can be fairly sophisticated
>in terms of the algorithm I may use to decide which heat source is
>operational and for how long.

You probably need to provide the details of the equiment and how
these actions are currently performed.