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<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2>Hi Linda,</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2>Check to be certain that there exists terminal
equipment in your project containing hydronic heating coils which are
actually attached to the loop in question -- Hot Water Loop B.
An easy way to check this is to look at the 'Waterside HVAC' tree
-- I'll bet you don't see any systems under the loop
in question.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2>Perhaps are all attached to Hot Water Loop A, or the
ones you think that are attached to Loop B have furnaces instead of
hydronic heating coils.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2>The error you're getting essentially indicates zero
<STRONG>demand</STRONG> for heating hot water on the
loop.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=631471412-21022008><FONT face="Courier New"
color=#0000ff size=2>HTH...</FONT></SPAN></DIV>
<DIV> </DIV><FONT style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Brandon
Nichols, PE, LEED® AP <BR>Mechanical<BR><B><SPAN style="COLOR: navy">HARGIS
ENGINEERS</SPAN></B> <BR>600 Stewart Street <BR>Suite 1000 <BR>Seattle, WA 98101
<BR><A style="COLOR: #808080; TEXT-DECORATION: none"
href="http://www.hargis.biz/">www.hargis.biz</A> <BR><BR><SPAN
style="COLOR: gray"><B>d | </B>206.436.0400</SPAN> <SPAN
style="COLOR: gray"><B>c | </B>206.228.8707</SPAN><BR><SPAN
style="COLOR: gray"><B>o | </B>206.448.3376 </SPAN><SPAN
style="COLOR: gray"><B> f | </B>206.448.4450</SPAN> <BR></FONT>
<DIV> </DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <B>On Behalf Of </B>Lam,
Linda<BR><B>Sent:</B> Wednesday, February 20, 2008 6:22 PM<BR><B>To:</B>
bldg-sim@lists.onebuilding.org<BR><B>Subject:</B> [Bldg-sim] error message: LOOP
has zero flow- ABORTING-- Pleasehelp!<BR></FONT><BR></DIV>
<DIV></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">To All:<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Thanks to everyone who has helped me
with previous questions. I am fairly new at energy simulation and I have
learned a lot so far from just getting emails off this
listserve—<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I am getting an eQUest error
message: <st1:place w:st="on">LOOP</st1:place> has zero flow- ABORTING.
And a message after wards:<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">“Errors during HVAC simulation setup
or design calculations. See .sim file for details. Terminating
Run.”<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I cannot find this .sim
file…<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">I have eQuest autosizing my boilers,
chillers and pump GPM’s. In the detailed data output report, the error
message says:<o:p></o:p></SPAN></FONT></P>
<P class=Normal><FONT face="Courier New" size=1><SPAN
style="FONT-SIZE: 8pt; FONT-FAMILY: 'Courier New'">***ERROR***********************************************************************<o:p></o:p></SPAN></FONT></P>
<P class=Normal><FONT face="Courier New" size=1><SPAN
style="FONT-SIZE: 8pt; FONT-FAMILY: 'Courier New'">
<st1:place w:st="on">Loop</st1:place>: Hot Water Loop
B
has zero design flow.<o:p></o:p></SPAN></FONT></P>
<P class=Normal><FONT face="Courier New" size=1><SPAN
style="FONT-SIZE: 8pt; FONT-FAMILY: 'Courier New'">
Check input for consistency, or specify design
loads.<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">If anyone’s had this experience or
has a solution, I’d really appreciate your help!<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial">Thanks!<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
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<P class=MsoNormal><B><FONT face=Arial color=#333333 size=3><SPAN
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