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Old 05-01-2008, 01:33 AM   #18 (permalink)
Arminius
Future EV Owner
 
Join Date: Mar 2008
Location: Sussex Wisconsin
Posts: 674

Wannabe - '05 Honda Civic LX
90 day: 40.53 mpg (US)
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Quote:
Originally Posted by diesel_john View Post
The way it looks to me the pipes in the bottom of the pond is the least expensive to install, with medium efficiency. The pipes in the wells are in the middle on cost, and higher efficiency. The pipes in trenchs the most expensive to install and the least efficient. I only considered close loop systems. My pond is long and narrow and 20 ft. deep. So I am putting long loops in the bottom @ 300 ft. per ton. That way as they silt over in time, I will still have good heat transferr in the mud.

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