Re: [Phys-l] Eartquaque in Japan

[chuck britton <cvbritton@mac.com>]

In New York City - during blackouts - there are N > 0 buildings that 
remain lit from their self-contained generating facilities that use 
the 'waste' heat to keep the occupants comfortable.


At 10:32 AM -0400 3/20/11, Dan L. MacIsaac wrote:
> A lot of the "waste energy" can be used to heat space,  greenhouses, 
> homes, in what's commercially known as "cogeneration."  Supposedly 
> when you use your car heater in winter you're using cogeneration. 
> Cogeneration is widely used in Finland for building and apartment 
> heating (even under some Helsinki street intersections to melt ice 
> in winter).  check wikipedia and google.
>
> Dan M