<html><head><style type="text/css"><!-- DIV {margin:0px;} --></style></head><body><div style="font-family:arial,helvetica,sans-serif;font-size:12pt"><div>The only tutorial I've seen that includes custom chiller curves is this one:<br><br><span><a target="_blank" href="http://www.energydesignresources.com/resources/publications/design-guidelines/design-guidelines-hvac-simulation-guidelines.aspx">http://www.energydesignresources.com/resources/publications/design-guidelines/design-guidelines-hvac-simulation-guidelines.aspx</a></span><br><br>Pete<br></div><div style="font-family:arial, helvetica, sans-serif;font-size:12pt"><br><div style="font-family:times new roman, new york, times, serif;font-size:12pt"><font face="Tahoma" size="2"><hr size="1"><b><span style="font-weight: bold;">From:</span></b> R B <slv3sat@gmail.com><br><b><span style="font-weight: bold;">To:</span></b> Jeff Ross-Bain <jeff@rbgb.com><br><b><span style="font-weight:
bold;">Cc:</span></b> equest-users@lists.onebuilding.org<br><b><span style="font-weight: bold;">Sent:</span></b> Fri, August 31, 2012 7:25:07 AM<br><b><span style="font-weight: bold;">Subject:</span></b> Re: [Equest-users] Chiller Sequencing and Chiller Curves<br></font><br>
<div>For the first question -</div><div>You can use equipment control to set the efficient chiller sequence as 1 and the other as 2, and prorate load as no.</div><div> </div><div>-Rohini<br></div><div class="gmail_quote">On Fri, Aug 31, 2012 at 9:08 AM, Jeff Ross-Bain <span dir="ltr"><<a rel="nofollow" ymailto="mailto:jeff@rbgb.com" target="_blank" href="mailto:jeff@rbgb.com">jeff@rbgb.com</a>></span> wrote:<br>
<blockquote style="margin:0px 0px 0px 0.8ex;padding-left:1ex;border-left-color:rgb(204,204,204);border-left-width:1px;border-left-style:solid;" class="gmail_quote"><div lang="EN-US"><div><p class="MsoNormal">
<span style="color:rgb(31,73,125);font-size:11pt;">HI All,<u></u><u></u></span></p><p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;">Two questions regarding chillers:<u></u><u></u></span></p><p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;"><u></u> <u></u></span></p>
<p><u></u><span style="color:rgb(31,73,125);font-size:11pt;"><span>1.<span style="font:7pt/normal;font-size-adjust:none;font-stretch:normal;"> </span></span></span><u></u><span style="color:rgb(31,73,125);font-size:11pt;">Is it possible to establish a schedule to where one main chiller (a new efficient one) operates all the time and a second chiller (old energy hog one) only comes on line to cover peak conditions?<u></u><u></u></span></p>
<p><u></u><span style="color:rgb(31,73,125);font-size:11pt;"><span>2.<span style="font:7pt/normal;font-size-adjust:none;font-stretch:normal;"> </span></span></span><u></u><span style="color:rgb(31,73,125);font-size:11pt;">Is there a good tutorial out there for inputting custom chiller part load data and or curves?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;"><u></u> <u></u></span></p><p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;">Many thanks!<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:10pt;"><u></u> <u></u></span></p><p class="MsoNormal"><b><span style="color:rgb(0,110,120);font-size:8pt;">Jeff Ross-Bain, PE, </span></b><span style="color:rgb(0,110,120);font-size:8pt;">L</span><span style="color:rgb(0,110,120);font-size:8pt;">EED AP BD+C, BEMP</span><span style="color:rgb(83,80,83);font-size:7.5pt;"><br>
Principal<u></u><u></u></span></p><p class="MsoNormal"><span style="color:rgb(83,80,83);font-size:7.5pt;"><a rel="nofollow">404-220-8940</a> Office<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:rgb(83,80,83);font-size:7.5pt;"><a rel="nofollow">404-220-8955</a> Direct<u></u><u></u></span></p>
<p style="margin-bottom:12pt;" class="MsoNormal"><b><span style="color:rgb(0,110,120);font-size:7.5pt;"><a rel="nofollow" target="_blank" href="http://www.rbgb.com/">www.rbgb.com</a></span></b><span style="color:rgb(83,80,83);font-size:7.5pt;"><br>
<br></span><span style="color:rgb(0,110,120);font-size:7.5pt;">Build Green. Save Time<b><u></u><u></u></b></span></p><p class="MsoNormal"><span style="color:rgb(31,73,125);font-size:11pt;"><u></u> <u></u></span></p>
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