Archive for 'Solar Energy'

The Johnny on Energy site contains articles and videos explaingin how solar hot water systems work but when I came across this one, created by Pacific Gas & Electric (PG&E) I thought it was worth sharing. They do a nice job of explaining how solar hot water works and they do it in less than 5 minutes:

For more on solar hot water: Hot Water Solar Heater – details or how they work including videos showing evaculated tubes and ...

Solar Panel App – Solar Panels Suitability Checker - Solar panels are most effective when properly oriented towards the sun and set at the proper angle for your location. A site analysis takes into consideration many factors about the home including trees or other buildings that might shade the panels and whether there is a mounting surface to support them. While this app is pretty basic, it does give you a nice color coded look at the orientation of ...

For thousands of years, man has taken advantage of solar energy to survive. No, cave men didn’t have solar panels, they were an invention of the space age (how solar panels work).  Passive solar heating is what we use without even knowing we are doing it.

Passive solar heating is simply using the radiation of the sun to heat up an object even if that object is you. At a sporting event, in cold weather, you’d definitely rather sit in the ...