[Equest-users] CHW error message

[Robby Oylear]

Varkie,

On wizard screen 3 of 3 under "CHW Plant Equipment" the setpoint is
defined.  The default is 44 deg F.

[image: image.png]

In detailed edit mode this setpoint can be seen on the "Circulation Loop
Properties" screen:
[image: image.png]

On Thu, Dec 15, 2011 at 2:22 PM, Varkie C Thomas <thomasv at iit.edu> wrote:

> Kelsey, Robby,
>
> Thanks.  The supply air temp was too low.  What CHWS temp does eQUEST
> assume?  This should be an input value too, besides temp rise.
>
> Varkie
> **
>
> *----- Original Message -----*
>
> *From*: Kelsey VanTassel <KVanTassel at sustaineng.com>
>
> *Date*: Thursday, December 15, 2011 3:24 pm
>
> *Subject*: RE: [Equest-users] CHW error message
>
> > Either your supply air temperature is set too low or your chilled
> > water supply temperature is set too high.
> >
> > Kelsey Van Tassel
> > Project Engineer |
> > kvantassel at sustaineng.com<mailto:kvantassel at sustaineng.com>608.836.4488
> ext. 20 | Fax: 608.836.4477
> > [cid:image001.jpg at 01CCBB3D.A32C4B50]
> > Sustainable Engineering Group
> > 901 Deming Way, Suite 201
> > Madison, WI 53717
> > www.sustaineng.com<http://www.sustaineng.com/>
> >
> >
> > From: equest-users-bounces at lists.onebuilding.org [mailto:equest-
> > users-bounces at lists.onebuilding.org] On Behalf Of Varkie C Thomas
> > Sent: Thursday, December 15, 2011 3:27 PM
> > To: equest-users at lists.onebuilding.org
> > Subject: [Equest-users] CHW error message
> >
> >
> > What causes the error below? The CHW input used all eQUEST
> > defaults.  The bldg is high-rise residential. The systems used
> > defaults also (4-pipe FCU). Varkie Thomas
> >
> > pro Maslak sim
> >             DOE-2.2-47h2  12/15/2011    15:03:51  BDL RUN  7
> >
> >
> >
> > REPORT- ATTN Simulation Messages For Review HVAC        Program
> >                         WEATHER FILE- EPW ISTANBUL,-,TUR
> >
> > -------------------------------------------------------------------
> > --------------------------------------------------------------
> >
> >
> >
> >
> >
> >
> ***ERROR***********************************************************************
>
> >
> >             In EL1 Sys1 (FC)                   , cooling coil
> > leaving temperature must
> >
> >             be at least 6F higher than entering water temp.
> >
> >
> >
> >
> ***ERROR***********************************************************************
>
> >
> >             In EL1 Sys1 (FC)                   , cooling coil
> > leaving temperature must
> >
> >             be at least 6F higher than entering water temp.
> >
> >
> >
> >
> ***ERROR***********************************************************************
>
> >
> >             In EL1 Sys1 (FC)                   , cooling coil
> > leaving temperature must
> >
> >             be at least 6F higher than entering water temp.
> >
> >
> >
> >
> ***ERROR***********************************************************************
>
> >
> >
> >
> >
> >
> >
> >
> >
> >
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.onebuilding.org/pipermail/equest-users-onebuilding.org/attachments/20111215/40f77919/attachment-0002.htm>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: image/png
Size: 26303 bytes
Desc: not available
URL: <http://lists.onebuilding.org/pipermail/equest-users-onebuilding.org/attachments/20111215/40f77919/attachment-0004.png>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: image/png
Size: 26303 bytes
Desc: not available
URL: <http://lists.onebuilding.org/pipermail/equest-users-onebuilding.org/attachments/20111215/40f77919/attachment-0005.png>