Repair of broken PV modules [RE-wrenches] How about Lightning Damage?

[Joel Davidson]

Sonic boom glass breakage? Have you been drinking white lightning? Can
you post the picture of the lightning struck solar module?

Tom Lane wrote:
> 
> Space shuttle damage !!   I was at a home when the space shuttle broke the
> sound barrier twice coming in to Cape Canaveral. It will shake the whole
> house when this happens.  Unfortunately the second vibration caught the
> glass flexing up from the first boom and broke the sheet of glass.  We have
> had customers calling us after sonic booms thinking the solar system somehow
> blew up on the roof causing the sonic boom!
> Happy Trails,
> Gator Tom
> 
> PS I have pictures of a lightning strike going straight through 100 watt
> siemens modules, blowing a hole in the middle the size of a fist.
> 
> -- Original Message -----
> From: "John Blittersdorf, Cent. VT Solar & Wind" <cvsolar at aol.com>
> To: <RE-wrenches at topica.com>
> Sent: Sunday, February 17, 2002 6:23 PM
> Subject: Re: Repair of broken PV modules [RE-wrenches] How about Lightning
> Damage?
> 
> > I had a Zomeworks Track Rack mounted PV struck by lightning.... falls into
> > the catagory of not properly grounded.  The terminal strip was burned and
> > melted but the PV was ok after wiring on a new terminal strip.  The C40 at
> > the other end was also damaged.  I found a good use for the terminal strip
> on
> > the panel I received smashed by UPS.
> >
> > John Blittersdorf
> > CVSolar
> >
> > >How about lightning damage to solar modules (not controllers, inverters
> > >or batteries)? I have never had a solar module damaged by lightning. In
> > >1983, Arco Solar did a report on "The Ability of Photovoltaic Modules to
> > >Withstand Lightning Strikes." In summary, glass encapsulated metal
> > >framed modules that are properly grounded can take direct lightning
> > >strikes with no damage, grounded plastic modules experienced some
> > >damage, ungrounded glass modules experienced some damage and ungrounded
> > >plastic modules were destroyed.
> >
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