Backup Power Schemes

Robert T. Nelson rnelson at internoc.com
Tue Aug 12 13:39:52 UTC 1997


I have had propane tanks out in -30 F weather. I have never had a problem
with any tanks freezing. 

Are you certain that you had propane and not #2?

Rob Nelson
rnelson at internoc.com


On Mon, 11 Aug 1997, Nathan Stratton wrote:

> 
> On Mon, 11 Aug 1997, wb8foz wrote:
> 
> > Bill McCauley sez:
> > > In earthquake country, natural gas is as prone to interruption as any other
> > > utility.  
> > 
> > True. I had not factored that in. Further, in extreme cold weather,
> > propane freezes (really, does not go liquid->gas).
> 
> Ya, been there, I had to heat the tank VARY carefully with a blow torch.
> There is stuff out there to keep the tank heated, but can lead to
> problems. 
> 
> > But barring the gas utility starting rationing, it is in many
> > places a viable option. I know a large ISP here in DC has such,
> > or did... 
> 
> Ya, also been there. They shut my house off during that winter, but hehe I
> own a pipe wrench. So now big deal. 
> 
> Nathan Stratton                             President, CTO, NetRail,Inc.
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