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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I have a few successful LEED models with less than 25% process loads – but only arrived there after an evaluation and provided a narrative to explain why. As Vikram pointed out, list all process loads per space, apply a reasonable run time, and designate a corresponding load in W/sf to that space (don’t forget the elevators). <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Regards -<o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:8.0pt;font-family:"Century Gothic","sans-serif";color:#006E78'>Jeff Ross-Bain, PE, </span></b><span style='font-size:8.0pt;font-family:"Century Gothic","sans-serif";color:#006E78'>LEED AP BD+C, BEMP</span><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'><br>Principal<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'><br></span><a href="http://www.rbgb.com/"><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";text-decoration:none'><img border=0 width=165 height=88 id="Picture_x005f_x0020_1" src="cid:image001.jpg@01CCF873.F5FD08B0" alt="Description: Ross-Bain Green Building, LLC"></span></a><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'><o:p></o:p></span></p><p class=MsoNormal><b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'>659 Auburn Ave, NE<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'>Suite 259<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'>Atlanta, GA 30312<br>404-220-8940 main<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'>404-220-8955 direct</span></b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'><br></span><b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#006E78'><a href="http://www.rbgb.com/">www.rbgb.com</a></span></b><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#535053'><br><br></span><span style='font-size:7.5pt;font-family:"Century Gothic","sans-serif";color:#006E78'>Build Green. Save Time<b><o:p></o:p></b></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></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"'> equest-users-bounces@lists.onebuilding.org [mailto:equest-users-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Daniel Knapp<br><b>Sent:</b> Friday, March 02, 2012 11:50 AM<br><b>To:</b> Daniel Kaler<br><b>Cc:</b> equest-users<br><b>Subject:</b> Re: [Equest-users] Process Load & LEED Documentation<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal>Hi Daniel,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>My understanding is that if you can document the reasons for the process load being less than 25% (as you have below) you should be fine. I don't think arbitrarily adding process energy to your building is what LEED is looking for. Is this what your reviewer specifically asked you to do?<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Cheers,<o:p></o:p></p></div><div><p class=MsoNormal>Dan<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>—<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Daniel Knapp, PhD, LEED® AP O+M<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'><a href="mailto:danielk@arborus.ca">danielk@arborus.ca</a><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Arborus Consulting<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Energy Strategies for the Built Environment<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'><a href="http://www.arborus.ca">www.arborus.ca</a><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>76 Chamberlain Avenue <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Ottawa, ON, K1S 1V9 <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Phone: (613) 234-7178 ext. 113<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'>Fax: (613) 234-0740<o:p></o:p></span></p></div></div><div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif";color:black'><o:p> </o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>On 2012-03-02, at 10:04 AM, Daniel Kaler wrote:<o:p></o:p></p></div><p class=MsoNormal><br><br><o:p></o:p></p><div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>Hello All,</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>My question is regarding the 25% process load as required by LEED online. I’ll give a little background on the building first…</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>The building is located in northern Minnesota, rendering it a heating dominate building. Our HVAC system is a geothermal water-to-air heat pump system with an electric back up boiler. There will be no gas usage. For this scenario, system type 4 was used for the baseline case. Since a majority of the winter will be spent below the heat pump operating temperature, in heating mode, electric resistance is the main source of heating. This being said, my baseline system has a very large annual heating consumption.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>Now to my dilemma. With the large heating consumption in the baseline design, the process load was below the 25% threshold. I was advised to increase the plug load until I was able to surpass the 25%. After multiple iterations, I came to a value of 3.7 W/sqft for the office spaces (the building is primarily offices). Obviously this is much greater than anticipated for offices spaces.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>Initially the process load was 30% with my<span class=apple-converted-space> </span><u>proposed design</u>, but after the modifications the process load was roughly 50% of my total energy consumption. To my knowledge the only other option we have to is document each piece of equipment contributing to the process load.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>Has anyone encountered the problem before and have advice on a solution?</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'>Thanks in advance.</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Optima LT"'> </span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Optima LT";color:#1A2A6C'>Daniel Kaler</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Optima LT";color:#1A2A6C'>Energy Engineer, EIT</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div><p class=MsoNormal><b><span style='font-size:6.0pt;font-family:"Optima LT";color:#1A2A6C'> </span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div><div style='border:none;border-top:double #002060 2.25pt;padding:1.0pt 0in 0in 0in;border-width:initial;border-color:initial'><div><p class=MsoNormal><b><span style='font-size:6.0pt;font-family:"Optima LT";color:#1A2A6C'> </span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p></div></div><p class=MsoNormal align=center style='text-align:center'><b><span style='font-family:"Optima LT";color:#1A2A6C'>MEP ASSOCIATES</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal align=center style='text-align:center'><b><span style='font-size:10.0pt;font-family:"Optima LT";color:black'>engineers | consultants | commissioning</span></b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal align=center style='text-align:center'><span style='font-size:8.0pt;font-family:"Optima LT";color:black'>MEP Associates, LLC | 2720 Arbor Court | Eau Claire, WI 54701</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal align=center style='text-align:center'><span style='font-size:8.0pt;font-family:"Optima LT";color:black'>Phone: 715.832.5680 | Fax: 715.832.5668 |www.mepassociates.com</span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> <o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:13.5pt;font-family:"Verdana","sans-serif"'>_______________________________________________<br>Equest-users mailing list<br><a href="http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org">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">EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG</a><o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>