Some physics question?

Current solar-panel technology has the efficiency of converting 12% of the solar energy to electricity. Given that on a sunny day in Arizona the average solar radiation energy flux is 1.0 kW/m^2 , and that the area of Arizona is… Continue Reading

Why don't more people use solar energy?

Here’s a recent article from the Christian Science Monitor: This is a quote from the article: On sunny days, solar panels on the roof of Strizki’s detached garage generate more than enough electricity to power his home. This is… Continue Reading

Solar power question… Charging 2 Batteries in series…?

I’m not sure what I’m doing wrong. I have 2 identical 6V 5ah batteries (less than a month old) wired in series (to produce 12V). I connected them to a new charge controller which kills the load until battery charge… Continue Reading

Spray-On Solar-Power Cells Are True Breakthrough

SOLAR REVOLUTION – Solar Paint Ted Sargent is a pioneer in solar science. He’s working on solar technology that could literally be woven into every aspect of daily life, from our clothes to our roads, using what is known as… Continue Reading