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Old 05-17-14, 04:07 PM   #4
stevehull
Steve Hull
 
Join Date: Dec 2012
Location: hilly, tree covered Arcadia, OK USA
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Let's see . . . Calculate the number of BTUs you would be dumping into the well in the winter. Figure out the standing volume of water, the temp and assume that the returning water is about 10F higher than the input.

Your well will move the winter "cold" laterally through the adjacent rock/strata. I know that in northern Canada they use geo from wells that are about 38F and get a lot of water. But the output water is dumped elsewhere (not back into the well).

But first, tell us about your house. The key is to tighten it up first, THEN put in a ghp.
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consulting on geothermal heating/cooling & rational energy use since 1990
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