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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='color:#1F497D'>I would follow #2<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>You need to figure out what the chiller sequencing is and factor that into your model too, but there is no reason why you shouldn’t model it as an on site chiller. When the lab comes online and if they seek to certify the lab, then I guess the lab would need to follow option1. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal style='text-autospace:none'><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#DCAA2C'><o:p> </o:p></span></b></p><p class=MsoNormal style='text-autospace:none'><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>Vikram Sami</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>, LEED AP BD+C<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>Sustainable Design Analyst<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>1315 Peachtree St. NE, Atlanta, GA 30309<o:p></o:p></span></p><p class=MsoNormal style='text-autospace:none'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>t: 404-443-7462 f: </span><span lang=ES style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>404.892.5823 </span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'> e: vikram.sami@perkinswill.com </span><span style='color:#1F497D'><a href="http://www.perkinswill.com/"><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray;text-decoration:none'>www.perkinswill.com</span></a></span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'><o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:3.0pt;text-autospace:none'><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>Perkins+Will.</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'> </span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#ADD425'>Ideas + buildings that honor the broader goals of society</span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:green'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p></div><p class=MsoNormal><span style='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"'> bldg-sim-bounces@lists.onebuilding.org [mailto:bldg-sim-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Madhav Munshi<br><b>Sent:</b> Friday, March 02, 2012 2:51 PM<br><b>To:</b> bldg-sim@lists.onebuilding.org<br><b>Subject:</b> [Bldg-sim] Virtual vs Scaled CEP modeling for LEED EAc1<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Hi all,</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'> </span><o:p></o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>We are modeling a new construction hospital whose cooling loads are met by 3 <u>onsite</u> 1350 ton chillers. A fourth ‘future’ 1350 ton chiller is added to this plant to provide supplementary cooling to an adjacent but future Lab building (the lab also borrows partial cooling from a campus CHW loop). All four chillers will be connected to the same primary chilled water loop, so essentially both the hospital and lab will feed off the same CHW loop. However, the hospital and Lab are being certified as two separate LEED NC projects. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>For modeling the hospital only, should I<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Create a virtual plant using Appendix C of the LEED DES guidelines and --model all upstream equipment, add a process load profile of the hospital and the lab to determine the average COP of the plant and then apply it to the hospital;<o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-.25in;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>OR make an argument that we should be allowed to scale the plant as per the loads of the hospital since the plant is onsite. This will mean that, I will model the hospital as having only 3 onsite chillers and all related upstream equipment without following the LEED DES guidelines. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.25in'><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Any input will be appreciated. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Thank you<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Madhav<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Madhav Munshi, LEED AP BD+C<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Environmental Designer<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Atelier Ten<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>Environmental Design Consultants + Lighting Designers<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>45 East 20th Street, 4th Floor<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>New York NY 10003<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>T +1 (212) 254 4500 x212<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>F +1 (212) 254 1259<o:p></o:p></span></p><p class=MsoNormal><a href="mailto:wendy.meguro@atelierten.com"><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>madhav.munshi@atelierten.com</span></a><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p></o:p></span></p><p class=MsoNormal><a href="http://www.atelierten.com/"><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'>www.atelierten.com</span></a><span style='font-size:10.0pt;font-family:"Franklin Gothic Book"'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>