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--></style></head><body lang="EN-US" link="blue" vlink="purple"><div class="WordSection1"><p class="MsoNormal"><span style="color:#1f497d">If I don’t model the zonal exhaust, how else can I model this?</span></p><p class="MsoNormal">
<span style="color:#1f497d"> </span></p><div><p class="MsoNormal"><b><span style="font-size:14.0pt;font-family:"Franklin Gothic Book";color:#17109c">Mike Campbell, EIT, LEED AP O+M<br>Sustainability Specialist</span></b><span style="font-size:12.0pt;font-family:"Franklin Gothic Book";color:#17109c"></span></p>
<p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1047 office</span></p><p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1040 fax</span></p>
<p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="mailto:mike@sustainablesolutionscorporation.com">mike@sustainablesolutionscorporation.com</a></span></p><p class="MsoNormal">
<span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="http://www.sustainablesolutionscorporation.com/"><span style="color:#17109c">www.SustainableSolutionsCorporation.com</span></a></span><span style="color:#17109c"></span></p>
<p class="MsoNormal"><span style="color:navy"> </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:navy"><img border="0" width="210" height="101" id="_x0000_i1034" src="cid:image001.jpg@01CD84F3.FC5E99F0" alt="Description: cid:image002.jpg@01C81E05.97C02180"></span><span style="color:#1f497d"></span></p>
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<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><b><i><span style="font-size:8.0pt;font-family:"Garamond","serif";color:#17109c">This email message and any attachments are for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message and any attachments.</span></i></b><span style="color:#1f497d"></span></p>
</div><p class="MsoNormal"><span style="color:#1f497d"> </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""> James Hansen [mailto:<a href="mailto:JHANSEN@ghtltd.com">JHANSEN@ghtltd.com</a>] <br>
<b>Sent:</b> Monday, August 27, 2012 5:09 PM<br><b>To:</b> Michael Campbell; David Eldridge; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> RE: [Equest-users] Help - excessive electricity for space heating</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1f497d">I just ran your files, and in the BEPS report, I show 9,284 MBTU gas heating and 490 MBTU cooling. Regardless of what's happening with your electric heating, something doesn't seem right there unless you are modeling a building in Antarctica. </span></p>
<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><span style="color:#1f497d">I'd look at all of the funky exhaust flow rates you have for your zones. </span></p><p class="MsoNormal"><span style="color:#1f497d"> </span></p>
<p class="MsoNormal"><span style="color:#1f497d">EL1 NE Perim Zn (G.NE9) under the UH Electrical system has a supply flow rate of 5 CFM and an exhaust flow rate of 1,200 CFM with infiltration makeup. So if that zone heating temp is not met, it's trying to heat the space with 5 CFM of supply air yet there is then a simultaneous 1,200 CFM infiltration load ??</span></p>
<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><span style="color:#1f497d">I don't know, maybe you've got it set up correctly, I just never use plenums or zonal exhaust because I think it unnecessarily complicates things. Then again, I normally model office buildings.</span></p>
<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><b><span style="font-family:"Arial","sans-serif";color:teal">GHT Limited<br></span></b><b><span style="font-family:"Arial","sans-serif";color:#1f497d">James Hansen, P.E., LEED AP</span></b><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><br>
Senior Associate<br>1010 N. Glebe Road, Suite 200<br>Arlington, VA 22201-4749<br>703-243-1200 (office)</span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d">703-338-5754 (cell)<br>
703-276-1376 (fax)</span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:#1f497d"><a href="http://www.ghtltd.com/" title="http://www.ghtltd.com/">www.ghtltd.com</a></span><span style="color:#1f497d"></span></p>
<p class="MsoNormal"><span style="color:#1f497d"> </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>Michael Campbell<br>
<b>Sent:</b> Monday, August 27, 2012 5:00 PM<br><b>To:</b> David Eldridge; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> Re: [Equest-users] Help - excessive electricity for space heating</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1f497d">When I make changes to the system operation it doesn’t have any effect on the overall heating electricity. For example, I tried eliminating the unit heaters in the garage and changing set points in the other spaces, but it had no effect at all on the total electric for space heating. </span></p>
<p class="MsoNormal"><span style="color:#1f497d"> </span></p><div><p class="MsoNormal"><b><span style="font-size:14.0pt;font-family:"Franklin Gothic Book";color:#17109c">Mike Campbell, EIT, LEED AP O+M<br>Sustainability Specialist</span></b></p>
<p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1047 office</span></p><p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1040 fax</span></p>
<p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="mailto:mike@sustainablesolutionscorporation.com">mike@sustainablesolutionscorporation.com</a></span></p><p class="MsoNormal">
<span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="http://www.sustainablesolutionscorporation.com/"><span style="color:#17109c">www.SustainableSolutionsCorporation.com</span></a></span></p><p class="MsoNormal">
<span style="color:navy"> </span></p><p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif";color:navy"><img border="0" width="210" height="101" id="_x0000_i1025" src="cid:image001.jpg@01CD84F3.FC5E99F0" alt="Description: cid:image002.jpg@01C81E05.97C02180"></span></p>
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<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><b><i><span style="font-size:8.0pt;font-family:"Garamond","serif";color:#17109c">This email message and any attachments are for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message and any attachments.</span></i></b></p>
</div><p class="MsoNormal"><span style="color:#1f497d"> </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""> David Eldridge [mailto:<a href="mailto:DEldridge@grummanbutkus.com">DEldridge@grummanbutkus.com</a>] <br>
<b>Sent:</b> Monday, August 27, 2012 4:56 PM<br><b>To:</b> 'Michael Campbell'; <a href="mailto:equest-users@lists.onebuilding.org">equest-users@lists.onebuilding.org</a><br><b>Subject:</b> RE: [Equest-users] Help - excessive electricity for space heating</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal"><span style="color:#1f497d">Looks like several PSZ heat pumps with “Heating-EIR” values and some other unit heaters using electricity.</span></p><p class="MsoNormal">
<span style="color:#1f497d"> </span></p><p class="MsoNormal"><span style="color:#1f497d">David</span></p><div><p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><u><span style="color:black"> </span></u></p>
<p class="MsoNormal"><span style="font-size:8.0pt;color:black"> </span></p><p class="MsoNormal"><span style="color:#1f497d">David S. Eldridge, Jr., P.E., LEED AP BD+C, BEMP, BEAP, HBDP</span></p><p class="MsoNormal"><b><span style="color:#244061">Grumman/Butkus Associates</span></b></p>
<p class="MsoNormal"><u><span style="color:black"> </span></u></p><p class="MsoNormal"><span style="color:black"> </span></p></div>
<p class="MsoNormal"><span style="color:#1f497d"> </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>Michael Campbell<br>
<b>Sent:</b> Monday, August 27, 2012 3:26 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] Help - excessive electricity for space heating</span></p>
</div></div><p class="MsoNormal"> </p><p class="MsoNormal">Hello,</p><p class="MsoNormal"> </p><p class="MsoNormal">I’m having some trouble with my simulation – I’m currently working on this for a LEED project and I’m putting the proposed design together. I think I’m at the point where I’m about finished with the proposed design. When I run the simulation, it is showing almost as much electric used for heating as I’m using for cooling – the problem is that nearly the entire building uses gas heat. Can someone help me out here?</p>
<p class="MsoNormal"> </p><p class="MsoNormal">Thanks</p><p class="MsoNormal"> </p><p class="MsoNormal"><b><span style="font-size:14.0pt;font-family:"Franklin Gothic Book";color:#17109c">Mike Campbell, EIT, LEED AP O+M<br>
Sustainability Specialist</span></b></p><p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1047 office</span></p><p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c">(610) 569-1040 fax</span></p>
<p class="MsoNormal"><span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="mailto:mike@sustainablesolutionscorporation.com">mike@sustainablesolutionscorporation.com</a></span></p><p class="MsoNormal">
<span style="font-family:"Franklin Gothic Book";color:#17109c"><a href="http://www.sustainablesolutionscorporation.com/"><span style="color:#17109c">www.SustainableSolutionsCorporation.com</span></a></span></p><p class="MsoNormal">
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<p class="MsoNormal"><span style="color:#1f497d"> </span></p><p class="MsoNormal"><b><i><span style="font-size:8.0pt;font-family:"Garamond","serif";color:#17109c">This email message and any attachments are for the sole use of the intended recipient(s) and may contain confidential and privileged information. Any unauthorized review, use, disclosure or distribution is prohibited. If you are not the intended recipient, please contact the sender by reply email and destroy all copies of the original message and any attachments.</span></i></b></p>
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