[Greenbuilding] Oversized wood stove // was: H2k and NZE home modelling

[Gennaro Brooks-Church]

Sorry. Forgot to change the subject.

Gennaro
347 244 3016
 On Jan 27, 2011 11:47 AM, "Reuben Deumling" <9watts at gmail.com> wrote:
> I'd be curious to learn a bit more about this. While I can appreciate the
> possibility--at the extreme--of a mismatched stove and house pair in terms
> of heat output and airtightness, in practice I wonder what this
over-sizing
> would look like?
> The reason I ask is that in my experience so far as I tighten up my small
> house but continue to use the same woodstove I find I just burn a fire for
> shorter periods of time. I've gone from an average fire duration per day
in
> January from ten hours (no insulation in walls or under the floor, brick
> chimney with poor draft, wood that was less dry than I had expected) to
just
> under three hours (having learned how to burn a hotter fire with perfectly
> dry wood, a metalbestos flue, years of careful record keeping, as well as
> now complete insulation within the given parameters of the walls, joists,
> and attic). I've also figured out how to make a fire that only lasts 50
> minutes and adds about 4-5 degrees F to the rooms further from the stove,
> which suggests to me that I'll be able to make this woodstove work when
I've
> completed my Larsen Truss/R-40 walls and the rest of it (someday).
> Or am I missing something? Is there a stove size (however this is
measured)
> that is particularly well suited to tuning along this scale? Was I just
> lucky?
>
> Reuben Deumling
>
> On Thu, Jan 27, 2011 at 4:11 AM, John Straube <jfstraube at gmail.com> wrote:
>
>> Over-sized wood stoves in ultra low houses are a real issue as Mr Orr
>> pointed out.
>> Great solution Ross since it also solves the hotwater problem, but not
>> cheap. I have seen numerous homes/retrofits in my area lately go with the
>> small pellet stoves (like the one from Regency or QuadraFire) or inserts
>> which have good controlled combustion and small output.
>>
>
>
>> Even with their 12 kBtu/hr output when running clean on low, they need to
>> be cycled off/on in not really cold weather
>>
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