Solar Panel Slideshow

Some heat generation numbers for a day that’s  ~10 degrees F outside, 25 degrees in my uninsulated garage: Full overcast but bright – 40 degree air coming out of the panel (+15) Partial sun, enough for shadows – 60 degree air coming out of the panel (+35) Full sun, 90+ degree air coming out of […]

I went home during lunch so I could see what my Solar Hot Air panel on my garage…

I went home during lunch so I could see what my Solar Hot Air panel on my garage was doing. The indoor/outdoor thermometer I put into the panel died today, and putting in new batteries didn't help. I had to scrounge around for another thermometer and found a candy thermometer in the kitchen. I put […]

Yesterday and today I made a 60 cubic foot Solar Hot Air panel to heat my garage….

Yesterday and today I made a 60 cubic foot Solar Hot Air panel to heat my garage. I spent a total of $7 on it – most of the parts where salvaged or found or freecycled parts. A hot air solar panel is probably the most efficient way to draw energy from the sun. The […]