[PA Engineer]

"I have even engineered small turbines that fit inside the stove pipes on my wood stoves that power chargers for the winter months"

Could you please elaborate further on this? Thanks.

[familyop]

Heh. Here’s a good wind turbine for DIY-ers with steel and electrical experience.

http://www.otherpower.com/turbineplans.shtml
(with instructions)

...or this one.

http://www.otherpower.com/20page1.html

But very frequent wind is required (very heavy winds nearly all day, nearly every day in my area, and thus, the trailer hub designs).