permaculture

[Jonathan Spencer <jss@mindspring.com>]

Not easy to retrofit but a great idea.

Our public utility in New York is said to operate the largest district 
heating system in the US - 
http://www.coned.com/newsroom/energysystems_steam.asp

-Jonathan


-----Original Message-----
>From: Bob Waldrop <bob@bobwaldrop.net>
>Sent: Jul 20, 2016 11:03 AM
>To: permaculture@lists.ibiblio.org
>Subject: [permaculture] District heating systems in Siberia was Re: Russians 
>in this PC list. Are there any and if not, why not?
>
>On 7/20/2016 3:34 AM, Lawrence London wrote:
>
>> But we would hardly move to Siberia, where life is an unremitting 
>> struggle
>>> against the cold.
>>>
>
>One of the interesting things about life in Siberia is the prevalence of 
>district heating systems, where an entire neighborhood or village is 
>heated from a central plant.  While I am certainly not an expert on the 
>subject, my reading is that such systems are more efficient than the 
>typical modern house which has its own individual heating system.  One 
>of my thoughts about urban permaculture is that district heating and 
>cooling systems, coupled with superinsulation and other passive systems, 
>would be a useful way to lower the energy consumption of cities.  To 
>some extent, this happens in central business districts, where there is 
>often some form of district heating or cooling available.  Downtown 
>Oklahoma City has that "amenity".
>
>Bob Waldrop, Okie City
>http://www.ipermie.net
>
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