Repair of broken PV modules [RE-wrenches]

[Joel Davidson]

Paleontologists are wrong about the Dimetrodon’s fin being an
evolutionary advantage. The fin did collect heat from the sun, but the
heat cooked the poor creature's tiny brain. This is verified by solar
panel installers after they work all day in the sun ;-)

graham at solarexpert.com wrote:
> 
> Joel,
> 
> I agree that un-tempered glass is relatively strong.  I know of 2 solar
> water heating panels in the San Fernando valley that have 1/8” window
> glass measuring 4’ x 4’ that have lasted over 15 years.  I have seen
> solar panels damaged by bullets, BB’s, rocks, wiskey bottles, dropped
> hammers as well as slate falling from an upper story roof during an
> earthquake, but never hail.
> 
> Since tempered leaded glass cannot be cut and has to be custom made it
> is quite expensive, unless a group of glazings need replacement.  A nice
> property of tempered glass is that fact that when it does shatter there
> are many hundreds of little pieces that usually remain within the panel
> frame.  Un-tempered glass can beak into large jagged pieces and can fall
> off of a sloped roof.  I noticed the repaired Solarex module is on a
> flat roof and this is not a safety issue for this installation.  I
> wonder if the possible meteor strike to this module is a first.  Perhaps
> Solarex may want to warranty and replace the module before any potential
> for moisture damage occurs.  Having a module struck by a meteor that
> remained at full output could prove to be an interesting conversation
> piece in a Solarex showroom.
> 
> I have to add that I enjoyed reading Travis’s remarks about how solar
> panels attract meteors.  Last year at our Earth Day booth we showed kids
> how dinosaurs used solar energy, such as the large solar fin on a
> Dimetrodon’s back.  This solar fin gave this animal the advantage of
> warming their cold blood faster making them more active earlier in the
> day.  Perhaps we can tell the kids this year that solar powered
> dinosaurs attracted the big comet that wiped them out.
> 
> Graham
> 
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