[RE-wrenches] Evergreen

Dana Orzel dana at solarwork.com
Wed Dec 30 08:27:27 PST 2009


This is for a grid tied with battery backup Outback system.

The 32% increased gain for the tracker VS. fixed mount production is an
average of the last 180 days and I checked it in the spring for the last 180
days [over the winter] and it was 33%. The 12 - Evergreen 180 watt modules
produce about 65 -70% of our home and office's electrical requirements.

 

Thanks,

 

Dana Orzel

Dana,

That 32% is a very useful number, and it matches with our experience as
well. But I need to verify a couple of assumptions, please:

Does this represent average annual production, rather than peak seasonal?
And is it a grid-tied system?

Thanks,

Allan

 

Allan Sindelar

Allan at positiveenergysolar.com

NABCEP Certified Photovoltaic Installer

EE98J Journeyman Electrician

Positive Energy, Inc.

3201 Calle Marie

Santa Fe, New Mexico 87507

505 424-1112

www.PositiveEnergySolar.com <http://www.positiveenergysolar.com/> 

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