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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'>Hector,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I don’t know why the DOE-2 and eQUEST designers did what they did. They’re a lot smarter than I am so they must have had a good reason! ;)<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Whether you use WLHP or PSZ, PVVT or PVAVS, you must select a CW loop to reject heat to (and absorb heat from). You can create a system per zone with PSZ etc. just like you can with WLHP to account for the diversity of multiple systems. AFAIK, the performance curves will take into account the fact that some systems are rejecting heat and others absorbing heat to/from the loop.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>If I’m way off base here somebody please correct me…<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'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Bill<o:p></o:p></span></p><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"'> Hector Lamprea [mailto:hector.lamprea@fundyeng.com] <br><b>Sent:</b> Monday, November 14, 2011 2:54 PM<br><b>To:</b> Bishop, Bill; equest-users@lists.onebuilding.org<br><b>Subject:</b> RE: [Equest-users] Water loop heat Pumps<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-CA style='color:#1F497D'>Thanks, could you please tell me why I cannot use water loop heat pump type? I don’t want to lose the heat exchange between the heat pump through the water loop. Some HPs could be doing heating meanwhile other are doing cooling. If I model the system like air handle with a HP as heating source and water cooled condenser , I am not sure that this present the interaction between the HPs.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-CA style='color:#1F497D'>Hector Lampra, P. Eng, LEED AP, CEM<o:p></o:p></span></p></div><p class=MsoNormal><span lang=EN-CA 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"'> Bishop, Bill [mailto:wbishop@pathfinder-ea.com] <br><b>Sent:</b> November-14-11 3:51 PM<br><b>To:</b> Hector Lamprea; equest-users@lists.onebuilding.org<br><b>Subject:</b> RE: [Equest-users] Water loop heat Pumps<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Hector,<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 can simulate a water-to-air heat pump using the PSZ, PVVT or PVAVS system types by selecting HEAT-PUMP as the HEAT-SOURCE and selecting WATER-COOLED as the cooling CONDENSER-TYPE.<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'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Bill<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium","sans-serif";color:black'><img width=481 height=118 id="_x0000_i1025" src="cid:image001.png@01CCA2E1.AA0C83F0"></span></b><span style='color:#1F497D'><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"'> <a href="mailto:equest-users-bounces@lists.onebuilding.org">equest-users-bounces@lists.onebuilding.org</a> <a href="mailto:[mailto:equest-users-bounces@lists.onebuilding.org]">[mailto:equest-users-bounces@lists.onebuilding.org]</a> <b>On Behalf Of </b>Hector Lamprea<br><b>Sent:</b> Monday, November 14, 2011 2:16 PM<br><b>To:</b> <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> [Equest-users] Water loop heat Pumps<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>Could anybody help me this: I have a 7 stories building, that is heated through a water loop heat pump. I could not specify the outside air , or the heat recovery in this type of system. These areas are grey out. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-CA>thanks<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#003F87'>Hector Lamprea,</span></b><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#003F87'> P, Eng. LEED AP</span></i><i><span style='font-family:"Arial","sans-serif";color:#003F87'>. </span></i><i><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#003F87'>C.E.M</span></i><i><span style='font-family:"Arial","sans-serif";color:#003F87'> </span></i><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'>PO Box 6626<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#003F87'>Intermediate Mechanical Engineer </span><span style='font-family:"Arial","sans-serif";color:#003F87'> </span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'>Saint John, NB E2L 4S1<o:p></o:p></span></p><p class=MsoNormal style='margin-left:2.25in;text-indent:.25in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'> <a href="http://www.fundyeng.com">www.fundyeng.com</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-CA><img border=0 width=168 height=35 id="Picture_x0020_1" src="cid:image002.jpg@01CCA2E1.AA0C83F0" alt="Description: image001"></span><span style='font-size:12.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#003F87'>Serving Our Clients’ Needs First</span><span style='font-family:"Arial","sans-serif";color:#003F87'> </span><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'>Tel: 506.635.1566</span><span style='font-size:9.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal style='margin-left:1.75in;text-indent:.5in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'> Dir 506.674.9413<o:p></o:p></span></p><p class=MsoNormal style='margin-left:2.0in;text-indent:.25in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'> Cell: 506.651.5350<o:p></o:p></span></p><p class=MsoNormal style='margin-left:2.0in;text-indent:.25in'><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#003F87'> Fax: 506.635.0206<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif";color:#003F87'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif";color:#003F87'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#003F87'>This communication and its attachments are confidential and may be privileged.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#003F87'>If you are not the intended recipient, please immediately notify the sender and then<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#003F87'>delete this communication and its attachments without reading it or forwarding it.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#003F87'>Many</span><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'> <span style='color:#003F87'>thanks</span></span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#003F87'>.</span><span style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> </span><span style='font-size:12.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Arial","sans-serif"'> </span><o:p></o:p></p><p class=MsoNormal><span lang=EN-CA><o:p> </o:p></span></p></div></body></html>