On Wed, 17 Jun 2015 14:04:35 -0400
Andrew Strasfogel via Mercedes <mercedes@okiebenz.com> wrote:

> What about the pure solar plane flying around the globe - as we speak?

http://www.nytimes.com/2014/09/25/business/energy-environment/swiss-pilots-to-fly-solar-plane-around-world.html?_r=0
> 
> On Wed, Jun 17, 2015 at 1:54 PM, Meade Dillon via Mercedes <
> mercedes@okiebenz.com> wrote:
> 
> > Please tell us the amount of power (kilowatts) in a square meter of
> > sunlight at sea level.  Now compare that to the amount of power required to
> > fly an airplane, and the square meters of wing surface on the upper wings
> > of the subject airplane.  A little simple math, fill in some reasonable
> > estimates for missing information, and I think you will begin to see that
> > even if solar panels reach 100% efficiency, they still won't work...
> >
> > -------------
> > Max
> > Charleston SC
> >
> > On Wed, Jun 17, 2015 at 1:49 PM, Andrew Strasfogel via Mercedes <
> > mercedes@okiebenz.com> wrote:
> >
> > > I beg to differ.  Solar panel efficiencies are climbing relentlessly
> > while
> > > the manufacturing cost continues to decline.
> > >
> > >
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arche...@embarqmail.com <arche...@embarqmail.com>

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