<html xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:u1="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:u2="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:u3="">

<head>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=utf-8">


<meta name=Generator content="Microsoft Word 10 (filtered)">

<style>
<!--a:link
        {mso-style-priority:99;}
span.MSOHYPERLINK
        {mso-style-priority:99;}
a:visited
        {mso-style-priority:99;}
span.MSOHYPERLINKFOLLOWED
        {mso-style-priority:99;}

 /* Font Definitions */
 @font-face
        {font-family:"Arial Unicode MS";
        panose-1:2 11 6 4 2 2 2 2 2 4;}
@font-face
        {font-family:Tahoma;
        panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
        {font-family:Calibri;
        panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
        {font-family:"\@Arial Unicode MS";
        panose-1:2 11 6 4 2 2 2 2 2 4;}
 /* Style Definitions */
 p.MsoNormal, li.MsoNormal, div.MsoNormal
        {margin:0cm;
        margin-bottom:.0001pt;
        font-size:12.0pt;
        font-family:"Times New Roman";}
a:link, span.MsoHyperlink
        {color:blue;
        text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
        {color:purple;
        text-decoration:underline;}
p
        {margin-right:0cm;
        margin-left:0cm;
        font-size:12.0pt;
        font-family:"Times New Roman";}
span.EmailStyle17
        {font-family:Arial;
        color:blue;}
span.EmailStyle18
        {font-family:Calibri;
        color:#1F497D;}
span.EmailStyle19
        {font-family:Arial;
        color:navy;}
@page Section1
        {size:612.0pt 792.0pt;
        margin:72.0pt 72.0pt 72.0pt 72.0pt;}
div.Section1
        {page:Section1;}
-->
</style>

</head>

<body lang=EN-GB link=blue vlink=purple>

<div class=Section1>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Hi all,</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I have a “Differential temperature
Economizers with maximum temperature of 70 deg. F”</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Can anyone advise on where to input this
70 deg. F in eQUEST (which tab/box)?</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Many thanks,</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Omar</span></font></p>

<div>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>___________________________</span></font></p>

<p class=MsoNormal><st1:PersonName style="BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x; BACKGROUND-POSITION: left bottom"><st1:PersonName style="BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x; BACKGROUND-POSITION: left bottom"><st1:PersonName style="BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x; BACKGROUND-POSITION: left bottom"><st1:PersonName style="BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x; BACKGROUND-POSITION: left bottom"><font
size=2 color=navy face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:navy'>Omar Katanani<br>
</st1:PersonName></st1:PersonName></st1:PersonName></st1:PersonName>Sustainable
Design Engineer</span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Email: <st1:PersonName style="BACKGROUND-IMAGE: url(res://ietag.dll/#34/#1001); BACKGROUND-REPEAT: repeat-x; BACKGROUND-POSITION: left bottom"><a
href="mailto:omar@ecoconsulting.net">omar@ecoconsulting.net</a></span></font></st1:PersonName></p>

<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:7.5pt;font-family:Arial;color:navy'>EcoConsulting (</span></font><font
  size=1 color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;
  font-family:Arial;color:navy'>Lebanon</span></font><font size=1 color=navy
face=Arial><span lang=EN-US style='font-size:7.5pt;font-family:Arial;
color:navy'>)</span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
  style='font-size:7.5pt;font-family:Arial;color:navy'>Nahas</span></font><font
 size=1 color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;
 font-family:Arial;color:navy'> </span></font><font size=1 color=navy
  face=Arial><span lang=EN-US style='font-size:7.5pt;font-family:Arial;
  color:navy'>Building</span></font><font size=1 color=navy face=Arial><span
lang=EN-US style='font-size:7.5pt;font-family:Arial;color:navy'>, 4<sup>th</sup>
floor</span></font></p>

<p class=MsoNormal><font
  size=1 color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;
  font-family:Arial;color:navy'>4 St-Maron Street</span></font><font size=1
color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;font-family:Arial;
color:navy'> / </span></font><font
  size=1 color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;
  font-family:Arial;color:navy'>Georges Haddad Avenue</span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:7.5pt;font-family:Arial;color:navy'>Postal Code: 2028 5806
SAIFI</span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
  style='font-size:7.5pt;font-family:Arial;color:navy'>Beirut</span></font><font
 size=1 color=navy face=Arial><span lang=EN-US style='font-size:7.5pt;
 font-family:Arial;color:navy'>, </span></font><font size=1 color=navy
  face=Arial><span lang=EN-US style='font-size:7.5pt;font-family:Arial;
  color:navy'>Lebanon</span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span lang=EN-US
style='font-size:7.5pt;font-family:Arial;color:navy'>Tel:          </span></font><font
size=1 color=navy face=Arial><span style='font-size:7.5pt;font-family:Arial;
color:navy'>+961 (0) 1 971 255<br>
</span></font><font size=1 color=navy face=Arial><span style='font-size:7.5pt;
  font-family:Arial;color:navy'>Mobile</span></font><font size=1 color=navy
face=Arial><span style='font-size:7.5pt;font-family:Arial;color:navy'>:   
+961 (0) 3 045 045</span></font></p>

<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span style='font-size:
7.5pt;font-family:Arial;color:navy'>EcoConsulting (</span></font><font size=1
  color=navy face=Arial><span style='font-size:7.5pt;font-family:Arial;
  color:navy'>UK</span></font><font size=1 color=navy face=Arial><span
style='font-size:7.5pt;font-family:Arial;color:navy'>) Ltd<br>
28 </span></font><font
  size=1 color=navy face=Arial><span style='font-size:7.5pt;font-family:Arial;
  color:navy'>Marshalsea Road</span></font><font size=1 color=navy face=Arial><span
 style='font-size:7.5pt;font-family:Arial;color:navy'><br>
 </span></font><font size=1 color=navy face=Arial><span style='font-size:7.5pt;
  font-family:Arial;color:navy'>London</span></font><font size=1 color=navy
 face=Arial><span style='font-size:7.5pt;font-family:Arial;color:navy'>, </span></font><font
  size=1 color=navy face=Arial><span style='font-size:7.5pt;font-family:Arial;
  color:navy'>SE1 1HF</span></font><font size=1 color=navy face=Arial><span
style='font-size:7.5pt;font-family:Arial;color:navy'><br>
Tel:  +44 (0) 207 939 0989<br>
Fax:  +44 (0) 207 939 0981</span></font></p>

<p class=MsoNormal><font size=1 color=navy face=Arial><span style='font-size:
7.5pt;font-family:Arial;color:navy'>Website: <a
href="http://www.ecoconsulting.net/">www.ecoconsulting.net</a></span></font></p>

<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font></p>

<p style='margin:0cm;margin-bottom:.0001pt'><font size=2 color=navy face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:navy'> <img border=0
width=870 height=102 src="cid:image001.jpg@01CB1788.C6951040"></span></font></p>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>

<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font></p>

<p class=MsoNormal><font size=3 color=navy face="Times New Roman"><span
style='font-size:12.0pt;color:navy'> </span></font></p>

</div>

<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'> </span></font></p>

<p class=MsoNormal><font size=2 face=Tahoma><span lang=EN-US style='font-size:
10.0pt;font-family:Tahoma'>-----Original Message-----<br>
<b><span style='font-weight:bold'>From:</span></b>
equest-users-bounces@lists.onebuilding.org
[mailto:equest-users-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Sami, Vikram<br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><font size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>29
 June 2010</span></font><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma'> </span></font><font
 size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>01:50</span></font><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>To:</span></b> Sethi, Amarpreet; Varkie C
Thomas<br>
<b><span style='font-weight:bold'>Cc:</span></b>
equest-users@lists.onebuilding.org; Jonathan Smith<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Equest-users]
Waterside Economizer</span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> </span></font></p>

<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>Varkie,</span></font></p>

<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'>I took a look at
your model. I think the reason you are getting zero flow in your condenser loop
is that you only have one chiller (the water side economizer). When its not
satisfying the whole load, it goes off, and there's no chiller to create loop
demand (hence zero flow). If you add a chiller to the loop the error should go
away. </span></font></p>

<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'> </span></font></p>

<div>

<p class=MsoNormal style='text-autospace:none'><b><font size=1 color=gray
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:gray;font-weight:bold'>Vikram Sami</span></font></b><font size=1
color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:gray'>, LEED AP</span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=1 color=gray
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:gray'>Sustainable Design Analyst</span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=1 color=gray
  face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
  color:gray'>1382 Peachtree St. NE</span></font><font size=1 color=gray
 face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
 color:gray'>, </span></font><font size=1 color=gray face=Arial><span
  lang=EN-US style='font-size:9.0pt;font-family:Arial;color:gray'>Atlanta</span></font><font
 size=1 color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;
 font-family:Arial;color:gray'>, </span></font><font size=1 color=gray
  face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
  color:gray'>GA</span></font><font size=1 color=gray face=Arial><span
 lang=EN-US style='font-size:9.0pt;font-family:Arial;color:gray'> </span></font><font
  size=1 color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;
  font-family:Arial;color:gray'>30309</span></font></p>

<p class=MsoNormal style='text-autospace:none'><font size=1 color=gray
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:gray'>t: 404-443-7462    f: </span></font><font size=1
color=gray face=Arial><span lang=ES style='font-size:9.0pt;font-family:Arial;
color:gray'>404.892.5823   </span></font><font size=1
color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:gray'>    e: vikram.sami@perkinswill.com   </span></font><font
size=2 color="#1f497d" face=Calibri><span lang=EN-US style='font-size:11.0pt;
font-family:Calibri;color:#1F497D'><a href="http://www.perkinswill.com/"><font
size=1 color=gray face=Arial><span style='font-size:9.0pt;font-family:Arial;
color:gray;text-decoration:none'>www.perkinswill.com</span></font></a></span></font></p>

<p class=MsoNormal style='margin-bottom:3.0pt;text-autospace:none'><b><font
size=1 color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;
font-family:Arial;color:gray;font-weight:bold'>Perkins+Will.</span></font></b><font
size=1 color=gray face=Arial><span lang=EN-US style='font-size:9.0pt;
font-family:Arial;color:gray'>  </span></font><font size=1 color="#add425"
face=Arial><span lang=EN-US style='font-size:9.0pt;font-family:Arial;
color:#ADD425'>Ideas + buildings that honor the broader goals of society</span></font></p>

<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'> </span></font></p>

</div>

<p class=MsoNormal><font size=2 color="#1f497d" face=Calibri><span lang=EN-US
style='font-size:11.0pt;font-family:Calibri;color:#1F497D'> </span></font></p>

<div>

<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>

<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
equest-users-bounces@lists.onebuilding.org
[mailto:equest-users-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>Sethi, Amarpreet<br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><font size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>Monday,
 June 28, 2010</span></font><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma'> </span></font><font
 size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>6:22
 PM</span></font><font size=2 face=Tahoma><span lang=EN-US style='font-size:
10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>To:</span></b> Varkie C Thomas<br>
<b><span style='font-weight:bold'>Cc:</span></b>
equest-users@lists.onebuilding.org; Jonathan Smith<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Equest-users]
Waterside Economizer</span></font></p>

</div>

</div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>Varkie,</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>You need the water
economizer –</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>"water
economizer" = CHILLER         </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>  
TYPE             =
WATER-ECONOMIZER</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>  
CHW-LOOP         = "Chilled Water </span></font><font
 size=2 color=blue face=Arial><span lang=EN-US style='font-size:10.0pt;
 font-family:Arial;color:blue'>Loop</span></font><font size=2 color=blue
face=Arial><span lang=EN-US style='font-size:10.0pt;font-family:Arial;
color:blue'>"</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>  
CHW-PUMP         = "WE pump"</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>  
CW-LOOP          = "Condenser
Water </span></font><font size=2 color=blue face=Arial><span lang=EN-US
 style='font-size:10.0pt;font-family:Arial;color:blue'>Loop</span></font><font
size=2 color=blue face=Arial><span lang=EN-US style='font-size:10.0pt;
font-family:Arial;color:blue'>"   ..</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>And a pump attached to
the water economizer –</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>"WE pump" =
PUMP            </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>  
CAP-CTRL         = VAR-SPEED-PUMP</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>   ..</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>Along with the chilled
water loop and a condenser water loop.</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>I think the problem you
are facing may be due to the 42deg temperature input.</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>Hope this helps.</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'>Amarpreet</span></font></p>

<p class=MsoNormal><font size=2 color=blue face=Arial><span lang=EN-US
style='font-size:10.0pt;font-family:Arial;color:blue'> </span></font></p>

<div>

<div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'>

<p class=MsoNormal><b><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma;font-weight:bold'>From:</span></font></b><font
size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>
Varkie C Thomas [mailto:thomasv@iit.edu] <br>
<b><span style='font-weight:bold'>Sent:</span></b> </span></font><font size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>Monday,
 June 28, 2010</span></font><font size=2 face=Tahoma><span lang=EN-US
style='font-size:10.0pt;font-family:Tahoma'> </span></font><font
 size=2 face=Tahoma><span lang=EN-US style='font-size:10.0pt;font-family:Tahoma'>10:08
 AM</span></font><font size=2 face=Tahoma><span lang=EN-US style='font-size:
10.0pt;font-family:Tahoma'><br>
<b><span style='font-weight:bold'>To:</span></b> Varkie C Thomas<br>
<b><span style='font-weight:bold'>Cc:</span></b> Jonathan Smith; Sethi,
Amarpreet; equest-users@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Equest-users]
Waterside Economizer</span></font></p>

</div>

</div>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face=Calibri><span lang=EN-US style='font-size:
12.0pt;font-family:Calibri'>I am having a hard time getting </span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'>Chiller Type =
Waterside Economizer</span></font><font face="Arial Unicode MS"><span
lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'> to work in eQ. 
I received 2 messages recommending this as the solution.  I have 2 more
saying that they have not been able to model WSE in eQ.  Please let me
know if it is not supposed to work.  </span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face=Calibri><span lang=EN-US style='font-size:
12.0pt;font-family:Calibri'>Unlike DOE2.1E this is the only minimum input
required in eQ.  In this project during WSE operation we require a Clg-Twr
leaving temp (Plate & Frame HX entering temp) of 42F so that the CHW temp
leaving the HX is 44F or 46F.  The eQ default is 85F.  Even with this
default and </span></font><font face="Arial Unicode MS"><span lang=EN-US
style='font-family:"Arial Unicode MS"'>�</span></font><font face=Calibri><span
lang=EN-US style='font-family:Calibri'>Chiller Type = Waterside Economizer</span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'> I get the error
message </span></font><font face="Arial Unicode MS"><span lang=EN-US
style='font-family:"Arial Unicode MS"'>�</span></font><font face=Calibri><span
lang=EN-US style='font-family:Calibri'>Condenser Water Loop has Zero Design
Flow</span></font><font face="Arial Unicode MS"><span lang=EN-US
style='font-family:"Arial Unicode MS"'>�</span></font><font face=Calibri><span
lang=EN-US style='font-family:Calibri'>.</span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face=Calibri><span lang=EN-US style='font-size:
12.0pt;font-family:Calibri'>Unlike DOE2.1E there is no way of attaching a
schedule for WSE operation.  I have attached eQ input-output </span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'>Without-WSE-1</span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'> and </span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'>With-WSE-2</span></font><font
face="Arial Unicode MS"><span lang=EN-US style='font-family:"Arial Unicode MS"'>�</span></font><font
face=Calibri><span lang=EN-US style='font-family:Calibri'>; DOE2.1E definitions
of WSE commands and keywords;  a sample DOE2.1E plant section input
showing WSE; a schematic of Plate & Frame HX; and my eQ input for WSE and
the resulting error message.  The attached project is dummy to test eQ for
WSE.</span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face=Calibri><span lang=EN-US style='font-size:
12.0pt;font-family:Calibri'>Has anyone modeled WSE with eQ?  WSE works
with DOE2.1E commands and keywords.  Does Waterside Economizer work with
EnergyPlus (this project is also going to be modeled with E+ using
Design-Builder interface for building and systems), TRACE or HAP</span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face=Calibri><span lang=EN-US style='font-size:
12.0pt;font-family:Calibri'>Varkie</span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'> </span></font></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span lang=EN-US
style='font-size:12.0pt'><br>
</span></font><font size=1 color=gray face=Arial><span lang=EN-US
style='font-size:7.5pt;font-family:Arial;color:gray'>This email and any files
transmitted with it are confidential and intended solely for the addressee. If
you are not the named addressee you should not disseminate, distribute, copy,
or alter this email.</span></font></p>

</div>

</body>

</html>