Question by Gran Sasso: Is thermal solar energy cheap…?
And what are the ways to use it?
Best answer:
Answer by Kelly LThermal energy is the “cheapest” but one can spend some money on a very nice ‘passive solar hot-water system’.
Uses are solar cooking, thermal-mass absorption and radiating, etc.
But there is also Geo-thermal, and this energy it expensive to tap, unless you live on top of a vent.
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by JoeDuck
Question by FerretD: Is it possible, and if so, then how can I, get a free guide to making cheap, efficient solar panels?
I want to reduce my carbon footprint, and solar energy is completely renewable, and 100% clean energy, so I need help figuring out how to make solar panels that will power my entire house and will eliminate my reliance on the power grid completely (or at least 80%+).
Best answer:
Answer by Jim WThe technology of the solar panels is way beyond any DIY project. You can buy pre-assembled panels and install them, but you also need the [...]
by JulianBleecker
Question by : where can i buy some cheap solar cells or panels?
where online can i buy some GOOD QUALITY low price solar cells or panels. i want stuff like no more than 1 feet sqaured… this is for hobby electronics
Best answer:
Answer by Gong WoratusI found this link..
http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=solar+cells+or+panels&x=17&y=13&tag=gong-20&linkCode=ur2&camp=1789&creative=390957
Good luck.
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by JoeDuck
Question by Jaime P: I there any notable places where I can buy cheap small solar panels for science?
Any famous or notable places where people usaully shop
for solar panels? I want to buy one and put it on a radio controll car so it gets energy from that if it’s possible?
Best answer:
Answer by Doc BillType this name into your search engine: Edmund Scientific. They’re located in Chicago, and are a noted seller of such gear. They’ll have something within your price range.
What do you think? Answer below!
by TimnCJ
Question by : when cheap, stored and abundant solar thermal energy…………?
no chance for dangerous nuclearists… !!
storage.
a thermal pile can be cheaply realized by using the passage of solid and liquid phases.
1 m3 of NaCl(very cheap) can be melted by using about 300 kwh of thermal energy !!!……………..
1 m3 of silicium needs more than 1000 kwh of thermal energy for melting!……
BIG VALUES !!!
cheap and abundant solar energy.
I can realize a big hole in the ground, panel it with aluminium foil so that I can reflect solar beams where I need them.
I can close this big hole with glass…for protecting [...]