

| Subject: | Re: Quick and easy auxiliary heat |
| From: | Karl Wolz |
| Date: | Thu, 31 Oct 2013 19:13:26 -0700 |
Dogs. Karl Wolz Sent from my electronic umbilicus > On Oct 31, 2013, at 5:27 PM, Don Hanson <dhanson928@GMAIL.COM> wrote: > > Nothing sleeps as warm as a down bag.... > > >> On Thu, Oct 31, 2013 at 4:17 PM, JRodgers <jrodgers113@gmail.com> wrote: >> >> From my days in Alaska I've still got an Alaska goose down sleeping >> robe. Jack Frost - bring it on!!! >> >> John >> >> >>> On 10/31/2013 5:51 PM, Al Knoll wrote: >>> >>> New dog? or two? >>> >>> Woolies? >>> >>> A legendary organic squirrel coat? >>> >>> Pensionerd. >>> >>>> On Thu, Oct 24, 2013 at 6:49 PM, tom ring <taring@taring.org> wrote: >>>> >>>> I am going to do a one night camp at Surly Darkness tomorrow night and >>>> have >>>> been experimenting with ways to add some extra heat independent of my >>>> propane >>>> catalytic unit. >>>> >>>> I am doing a couple of things, both are quite simple. >>>> >>>> First, preheat the interior as much as possible. I am using a 1200 watt >>>> electric heater running at 500 watts (low). My current outside >>>> temperature is >>>> 39F, and my van has been at 75F for over 24 hours. There is a lot of >>>> heat >>>> stored in the interior, especially the 150 lbs of the battery bank. >>>> >>>> Second, to heat things up quickly (when the interior was at 37F >>>> yesterday), I >>>> bought 2 4.5 gallon water containers from Fleet Farm. They actually >>>> hold 5.5 >>>> gallons or 46 lbs of water. My hot water temperature at home is 148F. >>>> If you >>>> do some simple math where 1 lb of water heated 1 degree F, or cooled, is >>>> 1 BTU. >>>> I am assuming the low temperature cutoff is 80F. So (148-80) * 46 is >>>> 3128 >>>> BTUs. I have 2 of those containers. That is more than 2 hours of my >>>> propane >>>> 3000 BTU heater. I am using those during the preheat stage and will >>>> refill >>>> them for the camping stage. >>>> >>>> I also plan to fill the tank in the van with the same temperature water >>>> and >>>> leave the top cover open. I think that's another 11 gallons, so would >>>> add >>>> 2*3128 or 6256 BTUs. Between that, the van 24 hour preheat, my body >>>> heat, >>>> waste heat from the fridge, and the heater, I expect I will be very snug >>>> tomorrow night at Darkness Day Eve. Overnight temperatures are expected >>>> to be >>>> around freezing depending on cloud cover. >>>> >>>> I hope someone else from the list will be there. We see people from all >>>> over >>>> the continent. Good beer, good people. >>>> >>>> tom >>>> >>>> >>>> ------------------------------**----------- >>>> Tom Ring K0TAR EN34hx >>>> >>>> Never attribute to engineers that into which politicians, lawyers, >>>> accountants, and marketeers have poked their fingers. >>>> ------------------------------**----------- >>>> >>> >>>
Have something to add on this topic today? Revive this thread in the forum »