[Greenbuilding] hotter water

[Clarke Olsen]

My tank configuration was dictated by circumstance; a shape closest to a sphere would
obviously be best for insulation, making a cylinder the best for stratification.
Clarke Olsen
clarkeolsendesign
373 route 203
Spencertown, NY 12165 
USA
518-392-4640
colsen at taconic.net

On Jul 8, 2012, at 5:26 PM, larencorie at axilar.net wrote:

> From: "Nick Pyner" <npyner at tig.com.au>
> 
>> I suppose there are situations where climatic conditions
>> are such that trying to get all-solar is really a hopeless
>> cause and a large tepid supply for pre-heating makes more sense.
> 
> Hi Nick;
> 
> That was the standard way that it was done in the US for decades.
> On-demand water heaters have not changed that basic strategy of
> Solar as a pre-heater. And, they are not always the best choice,
> especially for an existing house with electric hot water. It is
> not just about Winter temperatures.  It is also about overcast,
> and cold ground water temperatures.  A good sizing for a Solar
> water heating system is that it supplies all the hot water
> during the easiest few months, and functions as a pre-heater
> the rest of the year.
> ...........
> 
>> More to the point, I imagine a really large solar storage tank
>> would make stratification worth pursuing.
> 
> Having two tanks is, in effect, a form of stratification.
> 
> -Laren Corie-
> Natural Solar Building Design
> and Consultation, Since 1975
> www.ThermalAttic.com
> 
> Read my Solar house design articles in:
> -Energy Self-Sufficiency Newsletter-
> www.rebelwolf.com/essn.html
> 
> Home base-LittleHouses YahooGroup
> http://groups.yahoo.com/group/LittleHouses/
> 
> Founder-WoodGas - Power from wood
> http://groups.yahoo.com/group/WoodGas
> 
> Founder-RefrigeratorAlternatives YahooGroup
> http://groups.yahoo.com/group/RefrigeratorAlternatives
> 
> 
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