<html><head><base href="x-msg://2726/"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Hi Jeff,<div><br></div><div>Look at ASHRAE 90.1-2010 systems 9 and 10 which are heating only. They also show up in addenda dn, do, dp, dq, dr to 90.1-2007. </div><div><br></div><div>Best wishes,</div><div>Dan</div><div><br></div><div><br><div apple-content-edited="true">
<span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: Verdana; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div><div>—</div><div>Daniel Knapp, PhD, LEED® AP O+M</div><div><a href="mailto:danielk@arborus.ca">danielk@arborus.ca</a></div><div><br></div><div>Arborus Consulting</div><div>Energy Strategies for the Built Environment</div><div><a href="http://www.arborus.ca">www.arborus.ca</a></div><div>76 Chamberlain Avenue </div><div>Ottawa, ON, K1S 1V9 </div><div>Phone: (613) 234-7178 ext. 113</div><div>Fax: (613) 234-0740</div></div><div><br></div></span><br class="Apple-interchange-newline">
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<br><div><div>On 2012-03-09, at 2:59 PM, Jeff Ross-Bain wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: Verdana; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; font-size: medium; "><div lang="EN-US" link="blue" vlink="purple"><div class="WordSection1" style="page: WordSection1; "><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Hi All,<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">From my understanding of ASHRAE 90.1 Appendix G Table G3.1 (10) and the User’s Manual, if a space has no cooling system, and it is a conditioned space (i.e. NOT semiheated), then that space must have a cooling system modeled and it would be identical for the proposed and baseline cases. I completely understand the logic of this requirement – in most cases.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">However, I am working on a fire station where the apparatus bay (the fire trucks) are in a 4,000+ sq ft space that is heated only, but is a conditioned space and not a semiheated space. This space is almost half of the building area, will not be cooled, has large overhead doors that are mostly open, and is a place where diesel engines run.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Does anyone out there know of any exception, or interpretation, to this modeling rule for specific cases such as a fire station where a space can be modeled as heated only for the baseline and proposed cases? The model will be submitted for LEED review. I can certainly model a cooling system but it does not seem to make sense in this case.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Thanks for your input and I really appreciate this forum.<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 11pt; font-family: Calibri, sans-serif; color: rgb(31, 73, 125); ">Cheers!<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 10pt; font-family: Arial, sans-serif; color: rgb(31, 73, 125); "><o:p> </o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><b><span style="font-size: 8pt; font-family: 'Century Gothic', sans-serif; color: rgb(0, 110, 120); ">Jeff Ross-Bain, PE,<span class="Apple-converted-space"> </span></span></b><span style="font-size: 8pt; font-family: 'Century Gothic', sans-serif; color: rgb(0, 110, 120); ">L</span><span style="font-size: 8pt; font-family: 'Century Gothic', sans-serif; color: rgb(0, 110, 120); ">EED AP BD+C</span><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(83, 80, 83); "><br>Principal<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(83, 80, 83); ">404-220-8940 Office<o:p></o:p></span></div><div style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 0.0001pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(83, 80, 83); ">404-220-8955 Direct<o:p></o:p></span></div><p class="MsoNormal" style="margin-top: 0in; margin-right: 0in; margin-left: 0in; margin-bottom: 12pt; font-size: 12pt; font-family: 'Times New Roman', serif; "><b><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(0, 110, 120); "><a href="http://www.rbgb.com/" style="color: blue; text-decoration: underline; ">www.rbgb.com</a></span></b><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(83, 80, 83); "><br><br></span><span style="font-size: 7.5pt; font-family: 'Century Gothic', sans-serif; color: rgb(0, 110, 120); ">Build Green. Save Time<b><o:p></o:p></b></span></p></div>_______________________________________________<br>Equest-users mailing list<br><a href="http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org" style="color: blue; text-decoration: underline; ">http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org</a><br>To unsubscribe from this mailing list send a blank message to<span class="Apple-converted-space"> </span><a href="mailto:EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG" style="color: blue; text-decoration: underline; ">EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG</a><br></div></span></blockquote></div><br></div></body></html>