| Solar Thermal Systems |
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| Click to enlarge photo | Description | Story |
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66 sq. ft. Solar Mining Co. collector installed January 2006 in Madison WI. System was upgraded/repaired September 2007 by Cardinal Solar. The collector is set at an angle of 45 degrees. On 2008 MREA Solar Tour. |
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120 sq. ft. Solar Mining Co. collector installed Nov. 2005 near Verona WI. Original owner reported no problems other than failure of the temperature/pressure relief valve on top of
the 85 gallon solar storage tank. The collector is set at an angle of 60 degrees
to enhance winter collection efficiency. Highest temperature in antifreeze loop
observed in first two years of operation: 206°F (at 46 psi) on Sept. 23, 2007. |
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64 sq. ft. Solar Mining Co. collector installed July 2006, Middleton WI. The collector
stopped functioning spring 2008, due apparently to a glycol leak inside the collector panel. (Note discoloration bottom center inside panel.) |
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78 sq. ft. Solar Mining Co. collector installed Nov. 2006, Madison WI. The collector
is set at an angle of 50 degrees. Highest temperature in antifreeze loop observed so far: 203°F on Sept. 3, 2009. On 2008 MREA Solar Tour. |
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Heliodyne collector installed Jan. 2006, Madison WI. Owners estimate
that the unit has cut therms used by slightly more than half. On 2007 MREA Solar Tour. |
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Large Solar Mining Co. collector installed 2006 near Verona WI for hot water and space heating via in-floor tubing. Owner reports an off-and-on leak in the glycol loop. There was also an initial problem with the way the plumbing was installed in getting efficient space heating. |
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Older Solar Specialists system in Madison provided both domestic hot water and space heating. |
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Sun House of Big Falls, Waupaca County, WI, incorporates active and passive features. On MREA Solar Tour in past years. |
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This Lodi WI area passive solar design features heat distribution via in-floor tubing. |
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Two Alternate Energy Technologies collectors of 32 sq. ft. each installed during the summer of 2006, North Freedom, WI. The collectors are set at an angle of 52 degrees. The maximum temperature at the collector during July 2007 was about 170°F. On MREA Solar Tour.
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