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Live Operating Data
Lisbet
and Christian Sorensen's Photovoltaic Generating Plant
Lundby Krat, Gistrup, Denmark
Commissioned May
18, 2002
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From
this page you can view live operating data from our generating plant.
The data is updated at one-minute intervals. If viewed during dark hours,
these pages will show the final readings before sunset.
Click on the LIVE DATA thumbnail image to view pages from the Live Data Server.
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The Lundby Krat
Plant was commissioned on May 18, 2002 utilizing 2 roof-mounted Siemens
panels each rated at 110 Wp, charging a 24 Volts/144 Ah Battery Bank. During March 2004
the 2 panels were moved to a tracker mounted on a 3 meter pole imbedded in 1 m³ of
concrete. On May 18, 2004, on the second Aniversary of the plant, 2 more panels were
added filling the remaining space on the tracker. A new SMA SunnyBoy 700 Grid
tied Inverter was obtained as well, and the plant was connected to the local utility grid.
In January 2005 a hurrycane broke the pole putting the plant temporarily out of business.
(note the missing yield in the table for the spring of 2005).
In 2008 I bought a further 5 panels of 110 W each. Further rails for the last 5 panels was
manufactured, but having mounted the 5th panel, the pole showed clearly that it could
not carry any further load, so I had to put the remaining 4 panels on temporary hold.
This leaves me at the present 550 Wp.
My Sunny Boy 700 can not accomodate more than 5 SM110-24 panels because max PV voltage
can not exceed 250 Volts. Instead I have bought a used Mastervolt QS1200 inverter.
This inverter can carry all 9 Siemens Panels in series.
To keep my old SB700 happy I have bought 10 Solarex MSX 53 panels.
I am building a new shed in my garden with a roof large enough
to carry all the panels including these from the pole.
When the shed is finished and the panels mounted, the output should almost triple to 1.5 KWp.
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LIVE DATA: Click the Thumbnail Picture to view the actual Live Data.
A sub-link shows a report containing the last 15 day's of production, plus monthly yield since the start in May 2002. Report is updated frequently.
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Carbon
Dioxide is released into the atmosphere at the rate of about
0.7 kilograms per kilowatt hour when fossil fuels are
used to generate electricity. This plant's annual production will be
about 400 kilowatt hours, which translates to 280 kilograms of
avoided greenhouse gas emissions. Research shows that one young, growing tree
will absorb 11.8 kilograms of CO2 per year. That will make up for the loss of some 25
trees I had to log to get sunlight on my Porch. |
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