[Equest-users] BSUG Powerpoint Presentation

Brian Fountain bfountain at greensim.com
Sun Mar 7 21:06:30 PST 2010


The fan and pump system toolkits are here:
http://www.cacx.org/resources/rcxtools/spreadsheet_tools.html

The BSUG presentation is here -- you may need to be a member of the BSUG 
Yahoo group to access the file.  It was the Sept 2009 presentation.
http://tech.groups.yahoo.com/group/BSUG/files/

Paul Diglio wrote:
> Hi:
>
> Does anyone have the link that Steven mentioned?
>
> Thank you,
>
> Paul Diglio
>
> ------------------------------------------------------------------------
> *From:* Steven Savich <ssavich at systemswestengineers.com>
> *To:* Vikram Sami <VSami at lasarchitect.com>; eQUEST Users List 
> <equest-users at lists.onebuilding.org>
> *Sent:* Fri, March 5, 2010 6:02:54 PM
> *Subject:* Re: [Equest-users] More about fans
>
> Vikram,
>
>  
>
> Reid Hart of PECI did a presentation on this issue for the building 
> simulation user's group a few months ago, and discussed a spreadsheet 
> tool to construct accurate DOE2 performance curves for variable flow 
> air and water systems.  I believe the powerpoint presentation is still 
> archived on the BSUG yahoo site, and the spreadsheet is downloadable 
> from PECI's website.  I haven't tried using this tool yet, so I cannot 
> vouch for its accuracy or useability.
>
>  
>
> Steven
>
>  
>
> Steven Savich, LEED AP
>
> Systems West Engineers
>
> 411 High Street
>
> Eugene, OR  97401-2427
>
> (541) 342-7210
>
> (541) 342-7220 (fax)
>
>  
>
> *From:* equest-users-bounces at lists.onebuilding.org 
> [mailto:equest-users-bounces at lists.onebuilding.org] *On Behalf Of 
> *Vikram Sami
> *Sent:* Friday, March 05, 2010 2:01 PM
> *To:* eQUEST Users List
> *Subject:* [Equest-users] More about fans
>
>  
>
> Same model -- different fan question. Table G3.1.3.15 Gives you a part 
> load performance table for VAV fan systems. Based on that, I created a 
> performance curve (linear) for my VAV fan system that looks like this:
>
>  
>
>  
>
>  
>
> Problem is when I use this as opposed to  the default curve that came 
> out of the wizard, the fan energy doubles. The fan energy is still 
> only 8% of the overall building load, so its not alarming. Does this 
> mean that the default curve was way to low? Is the method above the 
> way to model this performance curve?
>
>  
>
> Thanks for your help
>
>  
>
> *Vikram Sami,* LEED AP
> Direct Phone 404-253-1466 | Direct Fax 404-253-1366
>
> *L**ORD**, A**ECK** & S**ARGENT** A**RCHITECTURE**
> *1201 Peachtree Street NE, Suite 300, Atlanta, GA 30361
> Responsive Design · Technological Expertise · Exceptional Service
> Please visit our new website | www.lordaecksargent.com
>
> P Think GREEN before you print.
>
>  
>
>  
>
>  
>
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>
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