[Equest-users] 2 Pipe Loops

[Christina LaPerle]

Hi Jeff,

I saw your post about these sample files ("samp" files) and they
sound interesting and potentially very useful (I did not know they exist).
I could not find them on the DOE-2 website, can you please provide a link.

Thanks!

Christina

*Christina LaPerle* PE, BEMP, CEM, CBCP
Senior Energy Engineer, Associate
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On Sun, Jan 22, 2023 at 11:30 AM Haberl, Jeff via Equest-users <
equest-users at lists.onebuilding.org> wrote:

> Hello Omer:
>
> FYI, I'd check the "samp" files, and/or other files on the DOE-2 web site
> that come with DOE-2.2. These are supposed to have examples of all the
> different types of systems.
>
> Jeff
>
> Jeff S. Haberl, Ph.D., P.E.inactive, FASHRAE,FIBPSA
>
> Department of Architecture
>
> Texas A&M University
>
> College Station, TX 77845-3581
>
> Office: 979-845-6507, Lab: 979-845-6065
>
> Fax 979-862-2457
>
> jhaberl at tamu.edu,www.esl.tamu.edu
> ------------------------------
> *From:* Equest-users <equest-users-bounces at lists.onebuilding.org> on
> behalf of Omer Moltay via Equest-users <equest-users at lists.onebuilding.org
> >
> *Sent:* Sunday, January 22, 2023 8:54 AM
> *To:* equest-users at lists.onebuilding.org <
> equest-users at lists.onebuilding.org>
> *Subject:* [Equest-users] 2 Pipe Loops
>
> Dear All, I am using two different 2 pipe loops for both HW and CHW
> produced by a ground coupled heat pump. Each of these loops is only in
> heating or cooling mode throughout the year. This is necessary as eQuest
> requires a 2 pipe loop for modeling
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> Dear All,
>
> I am using two different 2 pipe loops for both HW and CHW produced by a
> ground coupled heat pump. Each of these loops is only in heating or cooling
> mode throughout the year. This is necessary as eQuest requires a 2 pipe
> loop for modeling a chiller heat pump (although the CHW 2 pipe loop might
> also have been a cooling loop - but the result does not change).
>
> Attached is a simple model that features what I have just described. The
> simulation run always gives the error that there is zero design flow in the
> loops, whatever I try (I have tried using secondary loops as well but did
> not work).
>
> It would help me a lot if anyone could point out what could be wrong with
> this set-up?
>
> Best,
>
> Ömer Moltay, LEED AP BD+C, ASHRAE BEMP, ASHRAE CPMP
> Mimta EcoYapi, LEED Proven Provider
> Hekimsuyu Cad. 559. Sk.
> No:39 34255 Kucukkoy Istanbul Turkey
> Tel: 90-212-617-2296
> Fax: 90-212-617-2297
> Mobile: 90-533-957-1394
> www.eco-yapi.com
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