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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'>Water-cooled heat pumps, ground loop or not, are considered system type PVVT. Air-cooled heat pumps are considered type PSZ. Try changing your system type to PSZ and your heating source to “heat pump”. <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'>You can also create a temporary project and set up an air-source heat pump in the wizard, then go inspect the system type/settings in the detailed interface to see how eQUEST interprets your inputs.<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'>Thanks,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
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</v:shape><![endif]--><![if !vml]><span style='mso-ignore:vglayout;position:absolute;z-index:251659264;margin-left:-10px;margin-top:12px;width:82px;height:94px'><img width=82 height=94 src="cid:image002.png@01CB5FCD.53CEFE80" alt=" " v:shapes="_x0000_s1026"></span><![endif]><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'> <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in;text-indent:27.0pt'><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'>DAKOTA KELLEY </span></b><b><span style='color:black'><o:p></o:p></span></b></p><p class=MsoNormal style='margin-left:.5in;text-indent:27.0pt'><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'>Project Designer | Energy Analyst<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> </span><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'>Office: 214.744.6199 <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> Cell: 214.280.3825<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> Fax: 214.744.0770</span><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'><a href="http://www.teliospc.com/"><span style='color:blue'>http://www.teliospc.com </span></a> 3535 Travis St. Suite 115<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'><a href="mailto:dakotak@teliospc.com"><span style='color:blue'>dakotak@teliospc.com</span></a></span><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> </span><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'>Dallas, TX 75204</span><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Franklin Gothic Book","sans-serif";color:black'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:#3333FF'>| MEP ENGINEERING · ENERGY MODELING · LEED CONSULTATION · COMMISSIONING |</span><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:#3333FF'><o:p></o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:FranklinGothic-BookCnd;color:#1F497D'><o:p> </o:p></span></b></p><p class=MsoNormal style='text-align:justify'><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:gray'>CONFIDENTIALITY NOTICE: This email is intended only for the use of the individual or entity to which it is addressed, <o:p></o:p></span></p><p class=MsoNormal style='text-align:justify'><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:gray'>And may contain information that is privileged, confidential and exempt from disclosure under applicable law. If you<o:p></o:p></span></p><p class=MsoNormal style='text-align:justify'><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:gray'>are not the intended recipient, please email the sender immediately, and delete this email from all computers. Any <o:p></o:p></span></p><p class=MsoNormal style='text-align:justify'><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:gray'>distribution or other use is strictly prohibited. Copyright © 2009 Telios Corporation.<o:p></o:p></span></p><p class=MsoNormal style='text-align:justify'><span style='font-size:8.0pt;font-family:"Franklin Gothic Book","sans-serif";color:gray'><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'><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'><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"'> Eddie Corwin [mailto:ecorwin@altanova-energy.com] <br><b>Sent:</b> Wednesday, September 29, 2010 8:43 AM<br><b>To:</b> equest-users@lists.onebuilding.org<br><b>Subject:</b> Re: [Equest-users] No Heating from PVVT Heat Pump<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>So I determined why I was not getting any heating, and the resolutions perplexes me.<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'> I am modeling an Air-to-Air heat pump, so in the air-side system --> Basics tab I selected "NO" for the field "WL/GS Ht Pump". In doing so, I get no heating out of the system. When I change the field to "YES" I now get heating. Attached are two images showing the field i am referring to, and showing that I have an air-cooled condenser. Does anyone know why this might be happening. I am worried that eQuest is treating my HP like a ground or water source HP instead of an air-to-air system. Any thoughts on the matter would be appreciated. By the way, I am using eQuest 3.64<o:p></o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'>-Eddie<o:p></o:p></span></p></div><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p></div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><div><div class=MsoNormal align=center style='text-align:center'><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><hr size=1 width="100%" align=center></span></div><p class=MsoNormal style='margin-bottom:12.0pt'><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"'> Eddie Corwin <ecorwin@altanova-energy.com><br><b>To:</b> equest-users@lists.onebuilding.org<br><b>Sent:</b> Tue, September 28, 2010 5:17:21 PM<br><b>Subject:</b> [Equest-users] No Heating from PVVT Heat Pump</span><o:p></o:p></p><div><div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>I am trying to model a PVVT system, that uses an air-cooled heat pump for heating and cooling. For some reason, the system refuses to supply any heating. When I change the condenser type from air-cooled to water-cooled, the system WILL provide heat. Has anyone experienced problems like this, or has someone successful modeled a PVVT air-cooled heat pump? I have attached my IDF and PD2 file for review. <o:p></o:p></span></p></div></div></div></div></div></div></div></body></html>