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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:10.0pt;font-family:"Arial","sans-serif";color:blue'>Technically you need to model both heating and cooling in the baseline and proposed. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>You can work around this technicality by modeling the zone thermostat as I stated. Go crazy set it to 999 in the schedule, but make sure you set the Indoor Design Temperature to a reasonable value or things will go sideways in the autosizing of your system capacities.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>In summary, <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>Baseline: Model it as a packaged single zone system. Autosize the CFM, fan power based upon Appendix G requirements, cooling (1.15 sizing ratio) and heating (1.25 sizing ratio) capacities, cooling and heating unitary power based upon capacity and 90.1 min efficiency values.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>Proposed: Model it as a packaged single zone system. CFM = 10, kW/CFM = 0, cooling (1.15 sizing ratio) and heating autosized (1.0 sizing ratio), but put the radiant heater in the baseboard inputs (I would do it this way so that it does not rely on the air side (the 10 cfm) to convey the heat to the space.. Not going to work). Cooling unitary power same as baseline and proposed based upon the radiant heater eff<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>Thermostats the same in both cases.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'>Tim.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><o:p> </o:p></span></p><div><div><p class=MsoNormal><b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>Timothy Howe, MS, LEEDŽ AP BD+C</span></b><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><br>Mechanical Engineer<br>Stantec<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:gray'>61 Commercial Street<br>Rochester NY 14614<br>Ph: (585) 413-5347<br>Fx: (585) 272-1814<br>Cell: (585) 330-8681<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:13.0pt;font-family:"Arial Narrow","sans-serif";color:blue'><a href="http://www.stantec.com"><b><span style='color:#993333;text-decoration:none'>stantec</span></b><span style='color:#003F6E;text-decoration:none'>.com</span></a> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'> <o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'>The content of this email is the confidential property of Stantec and should not be copied, modified, retransmitted, or used for any purpose except with Stantec's written authorization. If you are not the intended recipient, please delete all copies and notify us immediately.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black'><o:p> </o:p></span></p></div></div><p class=MsoNormal><span style='font-size:13.5pt;font-family:Webdings;color:#008040'>ü</span><span style='color:blue'> </span><span style='font-size:10.0pt;font-family:"Arial Narrow","sans-serif";color:#008040'>Please consider the environment before printing this email.</span><span style='color:blue'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:blue'><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"'> Pasgar, Arash [mailto:APasgar@dbrinc.com] <br><b>Sent:</b> Friday, June 08, 2012 11:47 AM<br><b>To:</b> Howe, Timothy; equest-users@lists.onebuilding.org<br><b>Subject:</b> RE: Gas INFRA-RED radiant heater<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thank you Tim.<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'>To make it more clear. I have a 2500 sf shop without any cooling and just gas infra-red radiant for heating.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>I think I have no other choice to select unit heater for proposed plan an just over ride the cfm to 10 as you said and enter the heating capacity.<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'>I think I need to do exactly the same for baseline. Am I correct?<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'>Thank you, <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><div><p class=MsoNormal><b><span style='font-family:"Verdana","sans-serif";color:#404040'>Arash Pasgar<br></span></b><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#404040'>Mechanical Designer</span><span style='font-size:11.0pt;font-family:"Verdana","sans-serif";color:#404040'><br></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#404040'><br></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><img border=0 width=264 height=53 id="Picture_x0020_1" src="cid:image001.jpg@01CD4572.C0B0C150" alt="Description: Description: Description: Description: Description: Description: image001"></span><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#404040'><br><br>v. 210.546.0200 | <a href="http://www.dbrinc.com">www.dbrinc.com</a></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#404040'><o:p></o:p></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"'> Howe, Timothy <a href="mailto:[mailto:Timothy.Howe@stantec.com]">[mailto:Timothy.Howe@stantec.com]</a> <br><b>Sent:</b> Friday, June 08, 2012 10:24 AM<br><b>To:</b> Pasgar, Arash; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> RE: Gas INFRA-RED radiant heater<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I would model the radiant heater as baseboard and set you supply fan in the proposed to something low like 10 CFM and put in 0 for the supply fan power. Also if this space is not cooled, I would use a thermostat schedule for cooling that is high enough that the cooling never turns on.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>In the baseline remove the baseboard. Let the CFM autosize and set the fan power to the allowable kW/cfm as specified in Appendix G.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Tim.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>Timothy Howe, MS, LEEDŽ AP BD+C</b><br>Mechanical Engineer<br>Stantec<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>61 Commercial Street<br>Rochester NY 14614<br>Ph: (585) 413-5347<br>Fx: (585) 272-1814<br>Cell: (585) 330-8681<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><a href="http://www.stantec.com"><b>stantec</b>.com</a> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'> <o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>The content of this email is the confidential property of Stantec and should not be copied, modified, retransmitted, or used for any purpose except with Stantec's written authorization. If you are not the intended recipient, please delete all copies and notify us immediately.<o:p></o:p></p></div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>ü Please consider the environment before printing this email. <o:p></o:p></p><div><div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>From:</b> <a href="mailto:equest-users-bounces@lists.onebuilding.org">equest-users-bounces@lists.onebuilding.org</a> [<a href="mailto:equest-users-bounces@lists.onebuilding.org">mailto:equest-users-bounces@lists.onebuilding.org</a>] <b>On Behalf Of </b>Pasgar, Arash<br><b>Sent:</b> Friday, June 08, 2012 11:13 AM<br><b>To:</b> <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> [Equest-users] Gas INFRA-RED radiant heater<o:p></o:p></p></div></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Hi all,<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>I have a Gas INFRA-RED radiant heater in a big space. I tried to model it as a unit heater, heat source=furnace, enter heating capacity same as my mechanical sch.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Under SA-V report shows a lot of CFM for fan that is wrong in my case, because there is no supply fan.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>How can I fix this in my propose and baseline plan.<o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'>Thank you, <o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b>Arash Pasgar<br></b>Mechanical Designer<br><br><img border=0 width=264 height=53 id="_x0000_i1026" src="cid:image001.jpg@01CD4572.C0B0C150" alt="Description: Description: Description: Description: Description: Description: image001"><br><br>v. 210.546.0200 | <a href="http://www.dbrinc.com">www.dbrinc.com</a><o:p></o:p></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><o:p> </o:p></p></div></div></body></html>