[Bldg-sim] LEED EAcr1 and ice storage?

Steve Mignogna smignogna at gmail.com
Mon Jun 22 12:25:22 PDT 2009


Julia-

If modeled correctly you shouldn't have any problems submitting your model
with an ice storage plant. I know of a handful of buildings that have been
successfully submitted using ice storage---namely the Bank of America
Building (1 Bryant Park) in Manhattan.

Regards,

-- 
Steve Mignogna
Atelier Ten


On Tue, Jun 9, 2009 at 5:08 PM, Julia Beabout <juliabeabout at yahoo.com>wrote:

> Hi All,
> Has anyone successfully submitted an energy model to LEED for NC, EAcr1
> compliance that utilized an ice storage system for cooling?
>
> I'm just curious if they considered this a valid way to meet EAcr1 since
> even though these systems save money (which is the basis for EAcr 1
> compliance), they frequently use the same or even more energy than a
> standard chiller plant/system design.  In other words, in principle, if your
> proposed building uses the same or more energy than your baseline, but shows
> a $ savings relative to the baseline, is that still valid.
>
> We're considering looking at ice storage for a LEED project I'm working
> on.  But, before we run down that route, I'm trying to determine if LEED
> considers it an acceptable way to meet EAcr1 and if anyone has been
> successfully awarded LEED certification with it.  I tried searching the
> CIRs, but the LEED search engine didn't return any matches.  There was a
> little traffic on Bldg-sim on it, but that was pretty old (2005).  I also
> sent LEED customer service the questions along with a brief description of
> ice storage and the not-so-green as well as green aspects of it.  But, it
> was obvious by their reply that they had no idea what I was talking
> about?!?!?
>
> Any experience you all have regarding ice storage and successful LEED
> submittals would be great.
> Thanks.
> Julia
>
>
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