[Equest-users] Source Energy vs. Site Energy

Brian Fountain bfountain at greensim.com
Sun Aug 29 15:33:19 PDT 2010


  Site energy is what your utility meter would read -- it is the energy 
used on the site.

Source energy takes into account energy loss for production and 
transmission -- so it is the raw energy entering the power plant.  Your 
site to source conversion for electricity depends on your electrical 
generation source.  Recall that most thermal electric generating 
stations are ~33% efficient ("Carnot efficient"?) in terms of 
electricity out over fuel in.

On 8/29/2010 11:09 AM, Charles Welch wrote:
> This may be a dumb question,
> but...
> What is the difference between "Source Energy" and "Site Energy" as 
> generated in the reports?
> Thanks,
> Charles Welch
>
>
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-- 
Brian Fountain, Principal
GreenSim

voice - 519-489-0112
email - bfountain at greensim.com

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