There was a contest recently where one had to demonstrate more than 200 passenger miles per gallon equivalent, and an engineering team from Penn State won it with a battery powered airplane.

See

http://live.psu.edu/story/55543

for details.




On Friday, December 21, 2012 9:02:15 PM UTC-5, wrote:
Ideal for flight schools. The amazing

brushless electric ring motors which

I mentioned before, produce 600 lbs.

static thrust.



http://www.flyingmag.com/news/two-pl...na-172-skyhawk



--

Mark