[Equest-users] Cooling/Heating Capacity Ratios - LEED Report?

[Neil Bulger]

I second Patrick, typically I just provide screen grabs of the baseline
model and send it off.

*Neil Bulger *| CEPE | Project Engineer

*Integral Group *| 427 13th Street | Oakland CA USA 94612
T 510.663.2070 x235

integralgroup.com <http://www.integralgroup.com/> |
nbulger at integralgroup.com

 *Trust* | *Nurture** *| *Inspire*

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On Wed, Apr 10, 2013 at 1:19 PM, Patrick J. O'Leary, Jr. <
poleary1969 at gmail.com> wrote:

>  i typically just do screen caps when setting up my baseline model.  it's
> quick, painless, and makes mothers very happy ... and is done early ...
>
> yeah, one would think there would be a details of hvac systems output
> report showing the direct inputs, but there's not.  unless you're good at
> creating custom reports & can create one that pulls input data from the
> hvac section?  if that's even data possible for equest to pull ...
>
> or you could parse the info from the .sim file keying on just the = system
> name, heat-sizing-rati & cool-sizing-rati variables.
>
> "PSZ-1" = SYSTEM
>    TYPE             = PSZ
>    HEAT-SOURCE      = FURNACE
>    ZONE-HEAT-SOURCE = NONE
>    BASEBOARD-SOURCE = NONE
>    SIZING-RATIO     = 1.15
>    HEAT-SIZING-RATI = 1.25
>    COOL-SIZING-RATI = 1.15
>   etc ........
>
>
>
> On 4/10/13 1:04 PM, Nick Caton wrote:
>
>  Hi folks,****
>
> ** **
>
> I have a seemingly simple LEED comment which has been causing me to chase
> my tail this afternoon.  I feel like this should be really easy to document
> in a crystal-clear fashion, but I must be missing something:****
>
> ** **
>
> *The Task:  *
>
> Document with clarity that the baseline system cooling and heating
> capacities are using the 1.15 and 1.25 (respectively) capacity sizing
> ratios as prescribed in 90.1 Appendix G.****
>
> ** **
>
> Intuitively, I have a sense we should be able to simply and directly
> reference one or a series of the *.SIM reports to substantiate the systems
> are oversized by the appropriate factors.  After spending some time digging
> through the reports and associated help documentation however, I’m
> empty-handed and do not think the actual ratio inputs (COOL-SIZING-RATI /
> HEAT-SIZING-RATI) are reported.****
>
> ** **
>
> Further, I tried *deriving* the oversizing ratio between a system’s
> annual PEAK  (re: report SS-P) and calculated system capacity (report SV-A)
> as reported… but the math doesn’t quite work out!  It’s the right ballpark,
> but I don’t think I can write the difference off as a rounding error…****
>
> * *
>
> *The Solution(?):  *
>
> For now, I can just provide screen grabs illustrating the inputs in
> eQuest’s spreadsheet view with relative ease, but if this is possible to
> document by assembling/referencing one or more additional reports for
> future models I’d prefer to adopt that in practice and avoid the same
> question down the road.  If I have some misunderstanding or new nuance to
> learn about the reports that would be worthwhile as well =).**
>
> ** **
>
> Any suggestions/experience?****
>
> ** **
>
> Thanks in advance!****
>
> ** **
>
> ~Nick****
>
> ** **
>
> [image: cid:489575314 at 22072009-0ABB]**
>
> * *
>
> *NICK CATON, P.E.*
>
> SENIOR ENGINEER****
>
> ** **
>
> Smith & Boucher Engineers****
>
> 25501 west valley parkway, suite 200****
>
> olathe, ks 66061****
>
> direct 913.344.0036****
>
> fax 913.345.0617****
>
> www.smithboucher.com* *****
>
> ** **
>
>
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