[Equest-users] natural ventilation scenario and LEED

[RobertWichert]

Well, I would say that openings are certainly "operable".  "Operable" 
means "able to be opened" as far as I'm concerned.  Open is open.

You may have to explain it to the USGBC reviewer, but I would expect 
this to be fine.


Robert Wichert P.Eng. LEED AP BD&C
+1 916 966 9060
FAX +1 916 966 9068







===============================================

On 11/22/2013 12:00 PM, Christian Stalberg wrote:
>
> Joe,
>
> Okay let me elaborate further.
>
> This high bay warehouse building has no HVAC whatsoever. Not even 
> ventilation fans. Only fixed openings distributed across the walls and 
> at the roof. I do not know if LEED specifies modeling only operable 
> windows, but that is the example they give in their guidebook. Again, 
> I do not know if this building would even qualify as enclosed space 
> and therefore be eligible for modeling. I have looked everywhere 
> including the LEEDuser forum and am unable to shed light on this issue.
>
> Regards,
>
> _
>
> Christian Stalberg
>
> Natural Intelligence, LLC
>
> http://naturalintelligence.us
>
> Tel. 415.531.4610
>
> *From:*equest-users-bounces at lists.onebuilding.org 
> [mailto:equest-users-bounces at lists.onebuilding.org] *On Behalf Of *Joe 
> Huang
> *Sent:* Friday, November 22, 2013 10:58 AM
> *To:* equest-users at lists.onebuilding.org
> *Subject:* Re: [Equest-users] natural ventilation scenario and LEED
>
> Christian,
>
> I'm still unclear what is the conundrum.  Is it that LEED modeling 
> rules only specify operable natural ventilation, or that you're 
> unclear how to model fixed, i.e., uncontrolled, natural ventilation?
>
> Joe
>
> Joe Huang
> White Box Technologies, Inc.
> 346 Rheem Blvd., Suite 108D
> Moraga CA 94556
> yjhuang at whiteboxtechnologies.com  <mailto:yjhuang at whiteboxtechnologies.com>
> http://weather.whiteboxtechnologies.com  for simulation-ready weather data
> (o) (925)388-0265
> (c) (510)928-2683
> "building energy simulations at your fingertips"
>
>
> On 11/21/2013 4:58 PM, Christian Stalberg wrote:
>
> I'm getting no responses on the bldg-sim list so am trying here too.
>
> I have a factory/warehouse that is using natural ventilation for 
> cooling. What is unusual is that the openings are fixed openings.
>
> At first glance it seems that it would not even qualify as an enclosed 
> space and therefore would not be eligible for energy modeling for 
> LEED. The project is registered at USGBC however, of course I realize 
> that may mean nothing.
>
> If this project could be eligible for LEED certification, I am trying 
> to come up with an approach and all I can think of is pretending the 
> openings are operable and then following the guidelines as outlined in 
> the Advanced Energy Modeling for LEED handbook.
>
> I would appreciate any guidance anyone can offer on this seeming 
> conundrum!
>
> _
>
> Christian Stalberg
>
> Natural Intelligence, LLC
>
> http://naturalintelligence.us
>
> Tel. 415.531.4610
>
>   
>   
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