On Sep 19, 11:58*am, The Natural Philosopher
wrote:
The Other Mike wrote:
On Wed, 19 Sep 2012 00:55:34 +0100, The Natural Philosopher
wrote:

The one thing you need on generators is the ability to run long periods
without breaking. Wankel engines wore the seals out in a few hundred
hours if that.

You wont find them in aircraft either.

There are a number of Mazda Wankel engines in homebuilts in the USA

Also this one used in a number of commercially built self launching gliders

http://www.austroengine.at/cms/uploa..._50_R_Technica...

I can also show you examples of battery electric small planes that only
do a few minutes at most in the air.

I am talking about serious planes that have commercial uses.



http://en.wikipedia.org/wiki/Solar_Challenger