[Equest-users] Load Reports

Saif A via Equest-users equest-users at lists.onebuilding.org
Tue Aug 16 14:10:47 PDT 2016


Please find attached the .inp and .pd2 files for the model I am having
problems with.

Thank you,

Saif

On Tue, Aug 16, 2016 at 11:53 AM, John Aulbach <jra_sac at yahoo.com> wrote:

> Sir:
>
> If you could send us you .INP and .PD2, perhaps we could resolve something
> for you. The Professionals of this Forum do not "steal" models and
> understand confidentiality. We merely wish to help each other.
>
> John R. Aulbach, PE
>
>
> On Tuesday, August 16, 2016 9:05 AM, Saif A via Equest-users <
> equest-users at lists.onebuilding.org> wrote:
>
>
> what I am looking at in the PS-C report is the peak load which
> is 2852.1 KBTU/HR, while the chiller size in the PV-A report is 5.09
> MBTU/HR for some reason eQUEST is over sizing the chiller capacity by two
> times. Also it does not allow me to input the chiller capacity manually in
> the detailed mode.
>
> Thank you,
> Saif
>
> On Tue, Aug 16, 2016 at 6:43 AM, Sharad Kumar via Equest-users <
> equest-users at lists.onebuilding.org> wrote:
>
> Hi Saif,
>
>
> I will like to mention that PS-C is equipment load reports and PV-A is
> chiller plant design parameters based cooling capacity. So if there is some
> relation then there can be some connections in hours to be multiplied with
> the equipment loads to get the cooling capacity of the plant loads as the
> units are in MBtu and MBtuh.
>
>
> But the real PV-A report analyses is like it is the auto-sized parameter
> based and with the input of flow and the temperature difference of cooling
> plant configuration based cooling capacity, the cooling capacity is
> determined. The formula can be 500 X GPM X delta T. GPM is the cooling
> plant water flow and delta T is loop design temperature difference. The
> default temperature difference is 10 °F.
>
>
> I don't have any sort-ful idea of PS-C analyses.It can be TR of the
> chillers.
>
>
> *Thanks,*
> Sharad.
>
>
> ---------- Forwarded message ----------
> From: Saif A via Equest-users <equest-users at lists.onebuildin g.org
> <equest-users at lists.onebuilding.org>>
> To: equest-users at lists.onebuil ding.org
> <equest-users at lists.onebuilding.org>
> Cc:
> Date: Mon, 15 Aug 2016 10:56:20 -0500
> Subject: [Equest-users] Load Reports
> Good morning guys,
>
> After I ran the simulation for the building I am working on I found the
> chiller size and plant loads does not match in  reports PS-C and PV-A the
> difference is almost double is that normal? Also when I try to input the
> chiller capacity in detailed mode the results in the reports does not
> change is there a way to fix this?
>
> Thank you,
>
> Saif
>
>
>
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