[GreenKeys] How much juice from a solar array?

Olaf DL8OBH dl8obh at t-online.de
Sun Sep 18 19:01:35 EDT 2016


Hello Tony,

regarding energy harvesting through sun I'm a bit split: When I heard 
lectures on "modern energy harvesting" 25 years ago, told us our 
university teacher, that a solar cell on Earth did'nt payback the energy 
that was needed for their production.
Maybe it's better now ???
In Germany there are several solar farms or large roofs with solar 
cells, but all subsidized by the state....

(I hope I do not write the total nonsense, above text largely translated 
by Google Translator) ;-)

Have Fun,

Olaf  -  DL8OBH / AF0A

Am 18.09.2016 um 20:27 schrieb tony.podrasky:
> Hi Olaf;
>
> Thanks for the link. I didn't even think about doing that.
>
> One of the casinos near by has set up and array that looks
> like the SEGS one in San Bernadino.
>
> I didn't know that there were some serious solar power
> collection being done.
>
> 73,
> K2EAA - TONY
> NNNN
> ZCZC
>
>
> On 09/18/2016 11:13 AM, Olaf DL8OBH wrote:
>>
>> Here are some numbers:
>>
>> https://en.wikipedia.org/wiki/Solar_power
>>
>> Have Fun !!!
>> Olaf
>>
>> Am 18.09.2016 um 19:58 schrieb Henning Treumann via GreenKeys:
>>> Installations of the size of a supermarket here in Germany, that I
>>> have seen, mostly have 20 - 50 kWp
>>> kilowatt peak. Often they have a display at the entrance to show the
>>> currently and totally
>>> generated power from the solar panels.
>>>
>>> Henning DF3OE
>>>
>>> www.teleprinter.net <http://www.teleprinter.net>
>>> i-Telex: 55571 and 92612
>>>
>>>
>>>
>>> 2016-09-18 19:48 GMT+02:00 Jeffrey D Angus <jdangus at att.net
>>> <mailto:jdangus at att.net>>:
>>>
>>>     On 9/18/2016 12:13 PM, tony.podrasky wrote:
>>>
>>>         Does anyone have an idea what kind of power that can
>>>         generate? If not, does anyone know how much each one
>>>         of the panels that they put on your house can generate?
>>>
>>>     Going from memory, a friend installed a pair of 8' x 16' panels on
>>>     their
>>>     house, total power 15 amps @ 240 volts (after the inverters.)
>>>     That's roughly 14 watts/square foot.
>>>
>>>     A football field is roughly 48,000 square feet. Two of them 
>>> would be
>>>     96,000 square feet. At 14 watts/square foot that comes to 1344 KW.
>>>
>>>     --
>>>     Jeff-1.0
>>>     wa6fwi
>>>     http://www.foxsmercantile.com
>>>
>>>
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