[RE-wrenches] Trojan T-105 non-vented shipping caps?

Drake Chamberlin drake.chamberlin at redwoodalliance.org
Mon Aug 2 05:51:26 PDT 2010


Dump a goodly amount of  baking soda on top of, and around the 
batteries. Be sure to keep it out of the electrolyte. The issue 
of  pressure change from altitude makes the sealed cap idea not a good one.

\At 05:26 PM 8/1/2010, you wrote:
>Bob's idea of strapping them together is good. We do the same thing 
>to move batteries on horrible washboard roads, it definitely keeps 
>them upright.
>Also, consider the altitude change in flight, as that could 
>pressurize an unvented battery to dangerous levels. You definitely 
>want to keep them vented.
>For as small a project as this is ( 2 batteries?) and with all the 
>problems, I'd seriously consider sealed batteries in this instance. 
>No spills, no maintenance, better freeze protection.....
>(golf cart batteries don't normally get flown around by helicopter!)
>
>R. Walters
>ray at solarray.com
>Solar Engineer
>
>
>
>
>On Aug 1, 2010, at 1:47 PM, bob wrote:
>
> > You might want to tie the batteries together with a ratchet 
> strap. That will
> > probably do a better job of keeping them from turning over more 
> than if they
> > are just single batteries.
> > The plastic under the caps will probably keep the acid from spilling. But I
> > would shake them to free any loose bubbles before I put the caps 
> on, with or
> > without the plastic.
> > You could then just put them in a heavy plastic bag, and make the sign of
> > the cross and hope for the best.
> >
> > Bob
> >
> >
> > -----Original Message-----
> > From: re-wrenches-bounces at lists.re-wrenches.org
> > [mailto:re-wrenches-bounces at lists.re-wrenches.org] On Behalf Of Dan Fink
> > Sent: Friday, July 30, 2010 10:54 AM
> > To: RE-wrenches
> > Subject: [RE-wrenches] Trojan T-105 non-vented shipping caps?
> >
> > Esteemed Wrenches;
> >
> > Hopefully Ronald from Trojan can help me here, or maybe someone else has
> > done this.
> >
> > In my recent remote Northern BC install, we have a pair of T-105s at a
> > remote location, installed in a plastic cooler. They will need to be
> > moved to the central Lodge install for winter maintenance charging, as
> > their installed location gets *zero* sun for 3 months of the winter.
> >
> > The lodge staff will be moving the cooler via helicopter....*hopefully*
> > on the back seat, but it may be part of a long-line sling load. They
> > have had some pretty harrowing sling load work this year, including a
> > broken skid on the helo and some trees that got a 'haircut.' I can
> > almost guarantee that had the batteries been on that load, they would
> > have lost some electrolyte from tipping.
> >
> > My question is -- are "shipping caps" with *no vent holes* available? Or
> > could we use plastic baggies? I hate the idea of the lodge staff
> > accidentally getting bits of plastic bag into the cells.
> >
> > DAN FINK
> > Buckville Energy Consulting LLC
> > http://www.buckville.com/
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Drake Chamberlin
Athens Electric
OH License 44810
CO License 3773
NABCEP TM  Certified PV Installer
Office - 740-448-7328
Mobile - 740-856-9648  
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