[Equest-users] Understanding Floors

Carol Gardner cmg750 at gmail.com
Tue Jun 22 03:06:01 PDT 2010


I think this is where we should consistently saying that each space creates
it's own unique "thernal zone". These thermal zones are later assigned to
HVAC zones. No problemo.
We just need consistency.
Carol

On Mon, Jun 21, 2010 at 11:11 AM, Sami, Vikram
<Vikram.Sami at perkinswill.com>wrote:

>  Nick,
>
> How do you group multiple spaces in one zone? I always thought you could do
> only one space per zone.
>
>
>
>
>
> *Vikram Sami*, LEED AP
>
> Sustainable Design Analyst
>
> 1382 Peachtree St. NE, Atlanta, GA 30309
>
> t: 404-443-7462    f: 404.892.5823       e: vikram.sami at perkinswill.com
> www.perkinswill.com
>
> *Perkins+Will.*  Ideas + buildings that honor the broader goals of society
>
>
>
>
>
> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *Nick Caton
> *Sent:* Monday, June 21, 2010 2:00 PM
>
> *To:* Peter Hillermann; equest-users at lists.onebuilding.org
> *Subject:* Re: [Equest-users] Understanding Floors
>
>
>
> Hey Peter,
>
>
>
> If by “stack” you mean place one space geometrically over another, the
> answer is yes.  If you mean to ask whether zones can group spaces in
> different elevations, the answer is also yes.
>
>
>
> However, I would like to hammer out your wording again to be sure we’re on
> the same page!  I think you meant to ask “Can you stack a space in a
> shell?”  Spaces are normally “inside” shells in a geometrical sense, as they
> are generally within the shell footprint/boundaries.
>
>
>
> Zones, in contrast, have nothing to do with geometries – they are simply
> groupings of spaces with some extra HVAC/airflow properties tacked on.
> Those spaces could be all over the place – at different elevations, within
> different shells… pretty much any combination from my experience.
>
>
>
> Best of luck!  If you are getting tripped up, remember a picture is worth a
> thousand questions (?)…
>
>
> ~Nick
>
>
>
> PS to all:  The SD/DD Wizards are, in my mind, kinda misleading with regard
> to helping new users understand the distinction between “space” & “zone.”
> Some work in detailed mode will eventually lead you to understand, but the
> Wizard screens inconsistently interchange the terms and may cause others
> confusion in the long run… See my description below for a simple breakdown
> if you are cutting your teeth on eQuest ;).
>
>
>
> [image: cid:489575314 at 22072009-0ABB]**
>
> * *
>
> *NICK CATON, E.I.T.***
>
> PROJECT ENGINEER
>
> 25501 west valley parkway
>
> olathe ks 66061
>
> direct 913 344.0036
>
> fax 913 345.0617
>
> *Check out our new web-site @ *www.smithboucher.com* *
>
>
>
> *From:* Peter Hillermann [mailto:peterh at westallarchitects.com]
> *Sent:* Monday, June 21, 2010 12:40 PM
> *To:* Nick Caton; equest-users at lists.onebuilding.org
> *Subject:* RE: [Equest-users] Understanding Floors
>
>
>
> Nick,
>
>
>
> Thanks again. Can you stack a space in a zone?
>
>
>
> Thanks,
>
>
>
> *PETER HILLERMANN*
>
>
>
> peterh at westallarchitects.com
>
>
>
> *westall*
>
> *architects*
>
> 3404 pierce drive
>
> chamblee, georgia 30341
>
>
>
> o 770.458.4113
>
> f  770.458.5352
>
> c 678.898.2936
>
>
>
> westallarchitects.com
>
>
>
> *From:* Nick Caton [mailto:ncaton at smithboucher.com]
> *Sent:* Monday, June 21, 2010 12:33 PM
> *To:* Peter Hillermann; equest-users at lists.onebuilding.org
> *Subject:* RE: [Equest-users] Understanding Floors
>
>
>
> Peter, I think you might be leading yourself into some unnecessary
> confusion with your word choices…
>
>
>
> eQuest has 3 distinct entities:
>
> -          *Shells* are simply groups of spaces
>
> -          *Spaces* are geometrical volumes, which may or may not have
> floors, walls, ceilings, windows, etc. tied to them.  Internal loads /
> daylighting / occupancies are attributed to spaces.
>
> -          *Zones* are simple entities that include one or more spaces,
> with additional HVAC attributes like thermostat and airflow specifics.
>
>
>
> You’re using “floors” to interchangeable discuss all the above, it seems.
> For clarity when discussing eQuest, “floors” are merely the constructions we
> walk on, normally one attribute of a “space.”
>
>
>
> All that said, it’s entirely possible to model a “box within a box,” as
> you’re describing.  You are limited in the wizards (by their nature) with
> regard to defining zones/footprints… the best approach depends on the nature
> of the space footprints you want to model.  If it’s very simply two stacked
> cubes enclosed within a larger cube, I’d personally model one shell, with
> one space carved out of the middle.  Then I’d use the detailed mode to
> shrink that space volume and partition/ceiling dimensions to match the first
> floor office, then copy the entire space and its componenents for the second
> floor.  I’d adjust the largest cube’s volume (it’s a space property) to
> correct the conditioned volume, and be sure all partitions are correctly
> associating the three spaces together…  With all spaces sorted out, ensure
> your three spaces are correctly grouped with regard to “zones,” for
> association with your HVAC system(s).
>
>
>
> Clear as mud =)?
>
> * *
>
> *~Nick*
>
> * *
>
> [image: cid:489575314 at 22072009-0ABB]**
>
> * *
>
> *NICK CATON, E.I.T.***
>
> PROJECT ENGINEER
>
> 25501 west valley parkway
>
> olathe ks 66061
>
> direct 913 344.0036
>
> fax 913 345.0617
>
> *Check out our new web-site @ *www.smithboucher.com* *
>
>
>
> *From:* equest-users-bounces at lists.onebuilding.org [mailto:
> equest-users-bounces at lists.onebuilding.org] *On Behalf Of *Peter
> Hillermann
> *Sent:* Monday, June 21, 2010 10:56 AM
> *To:* equest-users at lists.onebuilding.org
> *Subject:* [Equest-users] Understanding Floors
>
>
>
> To All,
>
>
>
> I just want to make sure I understand the properties behind floors. If you
> have a square building volume with a smaller square inside it that has 2
> levels. EG:- an atrium as main space with 2 levels that are offices. There
> will be a total of 3 floors in your model. Atrium floor, first floor office
> and second floor office. Each of these will have a designated floor to floor
> height. You cannot put one zone inside another on the same floor.
>
>
>
> Is this correct?
>
>
>
> Thanks,
>
>
>
> *PETER HILLERMANN*
>
>
>
> peterh at westallarchitects.com
>
>
>
> *westall*
>
> *architects*
>
> 3404 pierce drive
>
> chamblee, georgia 30341
>
>
>
> o 770.458.4113
>
> f  770.458.5352
>
> c 678.898.2936
>
>
>
> westallarchitects.com
>
> [image: e-signature][image: USGBC-Logo]
>
>
>
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-- 
Carol Gardner PE
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