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    <div class="moz-cite-prefix">On 8/5/2013 12:48 AM, Carol Venolia
      wrote:<br>
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      <p class="MsoNormal">I have a friend who has a pond on his land in
        Southern Illinois. He wants to use the pond as a component of a
        water-source heat-pump cooling system. He’s looking for a
        formula (or several?) he can use to calculate the length of
        collector/coolant tubing he should install in the pond to
        provide a given amount of air cooling (he understands the need
        for pump, heat exchanger, fan, duct, etc).<o:p></o:p></p>
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      <p class="MsoNormal">Do you know of such formulas, or where to
        find them?<o:p></o:p></p>
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    You might try:
    <a class="moz-txt-link-freetext" href="http://www.engineeringtoolbox.com/heat-loss-d_506.html">http://www.engineeringtoolbox.com/heat-loss-d_506.html</a><br>
    <br>
    Thank You Kindly,<br>
    <br>
    Corwyn<br>
    <pre class="moz-signature" cols="72">-- 
Topher Belknap
Green Fret Consulting
Kermit didn't know the half of it...
<a class="moz-txt-link-freetext" href="http://www.GreenFret.com/">http://www.GreenFret.com/</a>
<a class="moz-txt-link-abbreviated" href="mailto:topher@greenfret.com">topher@greenfret.com</a>
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