<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"><meta name="Generator" content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.MsoAcetate, li.MsoAcetate, div.MsoAcetate
{mso-style-priority:99;
mso-style-link:"Balloon Text Char";
margin:0in;
margin-bottom:.0001pt;
font-size:8.0pt;
font-family:"Tahoma","sans-serif";}
span.BalloonTextChar
{mso-style-name:"Balloon Text Char";
mso-style-priority:99;
mso-style-link:"Balloon Text";
font-family:"Tahoma","sans-serif";}
span.EmailStyle19
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:windowtext;}
span.EmailStyle20
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle21
{mso-style-type:personal;
font-family:"Calibri","sans-serif";
color:#1F497D;}
span.EmailStyle22
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style></head><body lang="EN-US" link="blue" vlink="purple"><div class="WordSection1"><p class="MsoNormal"><span style="color:#1f497d">You can take a look at the attached link:</span></p><p class="MsoNormal"><span style="color:#1f497d"> </span></p>
<p class="MsoNormal"><a href="http://www.comnet.org/mgp/content/675-cooling-systems?purpose=0">http://www.comnet.org/mgp/content/675-cooling-systems?purpose=0</a></p><p class="MsoNormal"> </p><p class="MsoNormal">If you are trying to model a custom cooling coil however you will need a considerable amount of manufacturers data. Solving for any one variable in a dry/wet surface is no trivial task the texts below should provide some additional insight into the problem. You may want to see what Lawrence Berkeley National Laboratory produced and how they got there (<a href="http://btus.lbl.gov/sites/all/files/lbnl-6031e_0.pdf">http://btus.lbl.gov/sites/all/files/lbnl-6031e_0.pdf</a>).</p>
<p class="MsoNormal"> </p><p class="MsoNormal" style="margin-left:.5in"><u>Wavy louvered fins</u></p><p class="MsoNormal" style="margin-left:.5in">Chi-Chuan Wang and Yu-Min Tsai and Ding-Chong Lu, 1998, "Comprehensive Study of Convex-Louver and Wavy Fin-and-Tube Heat Exchangers", Journal of Thermophysics and Heat Transfer.</p>
<p class="MsoNormal" style="margin-left:.5in"> </p><p class="MsoNormal" style="margin-left:.5in"><u>Herringbone Fins</u></p><p class="MsoNormal" style="margin-left:.5in">Empirical correlations for heat transfer and flow friction characteristics of herringbone wavy fin-and-tube heat exchangers, </p>
<p class="MsoNormal" style="margin-left:.5in">Chi-Chuan Wang, Young-Ming Hwang, Yur-Tsai Lin, International Journal of Refrigeration, 25, 2002, 637-680</p><p class="MsoNormal" style="margin-left:.5in"> </p><p class="MsoNormal" style="margin-left:.5in">
<u>General Information & Fin Efficiency</u></p><p class="MsoNormal" style="margin-left:.5in">An Improved Simple Chilled Water Cooling Coil Model, Lawrence Berkeley National Laboratory.</p><p class="MsoNormal" style="margin-left:.5in">
</p><p class="MsoNormal" style="margin-left:.5in">CHILLED WATER COOLING COIL MODELS FROM EMPIRICAL TO FUNDAMENTAL</p><p class="MsoNormal" style="margin-left:.5in">T. T. Chow a Division of Technology, City University of Hong Kong, 83 Tat Chee Avenue, Kowloon Tong, Hong Kong</p>
<p class="MsoNormal" style="margin-left:.5in"><span style="color:#595959"> </span></p><p class="MsoNormal" style="margin-left:.5in;text-autospace:none">Calculation of Fin Efficiency for Wet and Dry Fins</p><p class="MsoNormal" style="margin-left:.5in;text-autospace:none">
Kwang Taek Hong & Ralph L. Webb, a Department of Mechanical Engineering, The Pennsylvania State University, University Park, PA</p><p class="MsoNormal" style="margin-left:.5in"><span style="color:#595959"> </span></p>
<p class="MsoNormal" style="margin-left:.5in;text-autospace:none"><span style="color:black">Airside heat transfer and friction characteristics for enhanced fin-and-tube heat exchanger with hydrophilic coating under wet conditions</span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="color:black">Xiaokui Ma</span><span style="color:#000066">a</span><span style="color:black">, Guoliang Ding</span><span style="color:#000066">a</span><span style="color:black">, Yuanming Zhang</span><span style="color:#000066">a</span><span style="color:black">, Kaijian Wang</span></p>
<p class="MsoNormal" style="margin-left:.5in"><span style="color:#595959"> </span></p><p class="MsoNormal" style="margin-left:.5in;text-autospace:none">Experimental investigation on the airside performance of fin-and-tube heat exchangers having herringbone wave fins and proposal of a new heat transfer and pressure drop correlation.</p>
<p class="MsoNormal" style="margin-left:.5in">Nae-Hyun Kim, Jung-Ho Ham and Jin-Pyo Cho</p><p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal">
<span style="color:#1f497d"> </span></p><div><p class="MsoNormal"><span style="color:#595959"> </span></p><p class="MsoNormal"><span style="color:#1f497d">Regards Philip</span></p><p class="MsoNormal"><span style="color:#595959"> </span></p>
<p class="MsoNormal"><b><span style="font-size:12.0pt;color:#1f497d"> </span></b></p><p class="MsoNormal"><b><span style="font-size:7.0pt;color:#a6a6a6">Email Disclaimer</span></b><span style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#a6a6a6"></span></p>
<p class="MsoNormal"><span style="font-size:7.0pt;color:#a6a6a6">The information contained in or attached to this email is intended only for the use of the addressee. If you are not the intended recipient of this email, or a person responsible for delivering it to the intended recipient, you are strictly prohibited from disclosing, copying, distributing, or retaining this email or any part of it. It may contain information which is confidential and/or covered by legal, professional or other privilege under applicable law. If you have received this email in error, please notify us immediately by return email. </span><span style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#a6a6a6"></span></p>
<p class="MsoNormal"><span style="font-size:7.0pt;color:#a6a6a6">The views expressed in this email are not necessarily the views of Kiltech, and the said companies and their respective directors, officers and employees make no representation, nor accept any liability, regarding its accuracy or completeness, unless expressly stated to the contrary.</span><span style="font-size:7.0pt;font-family:"Times New Roman","serif";color:#a6a6a6"></span></p>
</div><p class="MsoNormal"><span style="color:#1f497d"> </span></p><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Otto.Schwieterman@Emerson.com [mailto:<a href="mailto:Otto.Schwieterman@Emerson.com">Otto.Schwieterman@Emerson.com</a>] <br>
<b>Sent:</b> Thursday, August 22, 2013 2:55 PM<br><b>To:</b> <a href="mailto:philip@kiltechcontrols.com">philip@kiltechcontrols.com</a>; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br>
<b>Subject:</b> RE: [Equest-users] Custom Cooling Curves</span></p></div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1f497d">Cooling performance curves.</span></p><p class="MsoNormal"><span style="color:#1f497d"> </span></p>
<div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Philip Kennedy [<a href="mailto:philip@kiltechcontrols.com">mailto:philip@kiltechcontrols.com</a>] <br>
<b>Sent:</b> Thursday, August 22, 2013 2:54 PM<br><b>To:</b> Schwieterman, Otto B [CLIMATE/AC/SID]; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> RE: [Equest-users] Custom Cooling Curves</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1f497d">Are you looking for fan curves or coil performance curves?</span></p><p class="MsoNormal"><span style="color:#1f497d"> </span></p><div>
<p class="MsoNormal"><span style="color:#595959"> </span></p><p class="MsoNormal"><span style="color:#1f497d">Regards Philip</span></p><p class="MsoNormal"><b><span style="font-size:12.0pt;color:#1f497d"> </span></b></p><p class="MsoNormal">
<b><span style="font-size:7.0pt;color:#a6a6a6">Email Disclaimer</span></b></p><p class="MsoNormal"><span style="font-size:7.0pt;color:#a6a6a6">The information contained in or attached to this email is intended only for the use of the addressee. If you are not the intended recipient of this email, or a person responsible for delivering it to the intended recipient, you are strictly prohibited from disclosing, copying, distributing, or retaining this email or any part of it. It may contain information which is confidential and/or covered by legal, professional or other privilege under applicable law. If you have received this email in error, please notify us immediately by return email. </span></p>
<p class="MsoNormal"><span style="font-size:7.0pt;color:#a6a6a6">The views expressed in this email are not necessarily the views of Kiltech, and the said companies and their respective directors, officers and employees make no representation, nor accept any liability, regarding its accuracy or completeness, unless expressly stated to the contrary.</span></p>
</div><p class="MsoNormal"><span style="color:#1f497d"> </span></p><div><div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in"><p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> <a href="mailto:equest-users-bounces@lists.onebuilding.org">equest-users-bounces@lists.onebuilding.org</a> [mailto:<a href="mailto:equest-users-bounces@lists.onebuilding.org">equest-users-bounces@lists.onebuilding.org</a>] <b>On Behalf Of </b><a href="mailto:Otto.Schwieterman@Emerson.com">Otto.Schwieterman@Emerson.com</a><br>
<b>Sent:</b> Thursday, August 22, 2013 2:51 PM<br><b>To:</b> <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> [Equest-users] Custom Cooling Curves</span></p></div>
</div><p class="MsoNormal"> </p><p class="MsoNormal">Hello,</p><p class="MsoNormal"> </p><p class="MsoNormal">Does anyone have information on how to create custom cooling capacity and performance curves for air handling units? My goal is to compare actual equipment so I don’t want to use the default curves.</p>
<p class="MsoNormal"> </p><p class="MsoNormal">In the past I have seen information for chillers but I don’t recall if there was similar information for air handling units.</p><p class="MsoNormal"> </p><p class="MsoNormal">
Any information is appreciated.</p><p class="MsoNormal"> </p><p class="MsoNormal">Thanks,</p><p class="MsoNormal"> </p><p class="MsoNormal">Otto</p><p class="MsoNormal"> </p><p class="MsoNormal"> </p></div></body></html>