Similarly to how solar lights works a small solar fan is powered by a solar panel that is either mounted on the device or wired to a separate installation.
How to use a solar panel to run a fan.
Video shows the basic hookup of a standard 80mm computer case fan to a solar panel.
I use these fans in many things that i make so i wanted to cut this video to show the basic hook up from fan to.
This system he made makes the fan to run but not as fast as to generate a proper wind to be.
Solars fans run on solar energy instead of electricity.
Great for a variety of uses.
This circuit is a voltage doubler that doubles or triples the voltage to make the fan run but the power watts stays same even smaller a little.
It would be good to put a dc controller in between panel and dc fan.
A fan having 12vdc and 25 watt need a panel of 12vdc and 30watt.
Solar fans are now replacing electrically powered blades to keep homes comfortable during hot summers.
Western harmonics solar powered fan kit 1505 hg features a great fan running directly off a 10 watt solar panel.
The pc fan needs a voltage of 12v with at least 0 3a 300ma to run.