Re: Gasification of propane

Athol wrote:
> atec77 <atec77NOSPAM@[EMAIL PROTECTED]
> wrote:
> 
>> A question about propane working at -35 (thats F) gas arisen in another

>> group so guys what are the limits ?
> 
> http://en.wikipedia.org/wiki/Propane
> 
> Boiling point at atmospheric pressure at sea level is -42C, so at that
> temperature or below, the tank will have liquid with vapour pressure
> being at or below below atmospheric.  Above that temperature, there will
> be vapour pressure but if it's too close to boiling point, the amount of
> pressure above atmospheric may not be enough to push the liquid from the
> tank to the convertor.
> 
> This is why the Japanese have electric heaters in their LPG tanks.  :-)
> 
It's under consideration for a remote site where the temps get to around 
35 F below , driving several RF repeaters and on over castdays the solar 
cells / batterys cant provide enough grunt on full usage , might come 
back to this when responses develop