<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1435591461155_12128"><span id="yui_3_16_0_1_1435591461155_14369">Hi Chris:</span></div><div id="yui_3_16_0_1_1435591461155_12128"><span><br></span></div><div id="yui_3_16_0_1_1435591461155_12128"><span id="yui_3_16_0_1_1435591461155_14387">No apologies needed. Just to let you know, I have been doing eQuest for 10 years and DOE-2 for 35 years, so I am familiar with a few straight forward strategies such as you suggest. Let me elaborate on the entire situation and my "solution" (yes, I worked this weekend).</span></div><div id="yui_3_16_0_1_1435591461155_12128"><span><br></span></div><div id="yui_3_16_0_1_1435591461155_12128"><span id="yui_3_16_0_1_1435591461155_14381">I have a two story structure with a lower level as well, about 280,000 sf. Some areas of the building are straight shot reheat systems - these go 24/7. Then there are areas in ALL levels that serve mainly offices that are not occupied all the time (and certainly not on weekends). These areas are served by single fan double duct systems.</span></div><div id="yui_3_16_0_1_1435591461155_12128"><span><br></span></div><div id="yui_3_16_0_1_1435591461155_12128"><span id="yui_3_16_0_1_1435591461155_16796">My desire was to back off the double duct heating and cooling during off hours during the weekdays and completely on weekends.</span></div><div id="yui_3_16_0_1_1435591461155_12128"><span><br></span></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><span id="yui_3_16_0_1_1435591461155_17232">Since a single fan double duct system will increase the heating for a reduction in cooling (and respond only to the HEAT-SET-T side), I first made the units dual fan (but not VAV). This separated the thermostats. So I then backed off on those during the off hours.</span></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><span><br></span></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr">I also made two CIRCULATION-LOOPS for the 24/7 zones and the exterior office areas. I then shut off the exterior zones hot water circ pump when the spaces were not occupied.</div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><br></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr">And with this approach, I got the expected 165,000 kWh annual cooling savings and about 25% gas heating savings for the entire building. The setbacks are OK, as this building in the Southern California.</div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><br></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr">AS Mr. Spock would say "What do you think of my Solution?'</div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><br></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr">Your response on a weekend was MOST appreciated.</div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr"><br></div><div id="yui_3_16_0_1_1435591461155_12128" dir="ltr">John R. Aulbach, PE</div> <br><div class="qtdSeparateBR"><br><br></div><div class="yahoo_quoted" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;"> <div dir="ltr"> <font size="2" face="Arial"> On Monday, June 29, 2015 5:05 AM, "Jones, Christopher" <Christopher.r.Jones@wspgroup.com> wrote:<br> </font> </div> <br><br> <div class="y_msg_container"><div id="yiv6592925723"><style>#yiv6592925723 #yiv6592925723 --
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<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;">My apologies John, I am not fully understanding what you are trying to simulate.
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<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;">To paraphrase, you are trying to show savings by implementing a heating set-back schedule during unoccupied hours. And, you want the boiler to
shut off during those unoccupied hours when no heating is required?</span></div>
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<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;">Setting the heating loop LOOP-OPERATION = DEMAND-ONLY (as opposed to STANDBY) will run the boiler only when there is a call for heating.
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<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;"> </span></div>
<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;">Am I still missing something?</span></div>
<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;"> </span></div>
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<div class="yiv6592925723MsoNormal"><span style="font-size:11.0pt;"><img id="yiv6592925723Picture_x0020_2" width="108" height="43" src="cid:image001.png@01D0B241.CDA07DD0" alt="cid:image003.png@01D09C46.E75BA0D0"></span><b><span style="font-size:11.0pt;"></span></b></div>
<div class="yiv6592925723MsoNormal"><b><span style="font-size:10.0pt;">Christopher Jones,</span></b><b><span style="font-size:10.0pt;">
</span></b><span style="font-size:10.0pt;">P.Eng.<i>
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</i></span><span lang="EN-CA" style="font-size:10.0pt;">Senior Engineer<b></b></span></div>
<div class="yiv6592925723MsoNormal"><b><span lang="EN-CA" style="font-size:10.0pt;"> </span></b></div>
<div class="yiv6592925723MsoNormal"><b><span lang="EN-CA" style="font-size:10.0pt;">WSP Canada Inc.</span></b></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;">2300 Yonge Street, Suite 2300</span></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;">Toronto, ON M4P 1E4</span><span lang="EN-CA" style="font-size:10.0pt;"><br clear="none">
</span><span lang="EN-CA" style="font-size:10.0pt;">T +1 416-644-4226</span></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;">F +1 416-487-9766</span></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;">C +1 416-697-0065</span></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;"> </span></div>
<div class="yiv6592925723MsoNormal"><span lang="EN-CA" style="font-size:10.0pt;"><a rel="nofollow" shape="rect" target="_blank" href="http://www.wspgroup.com/">www.wspgroup.com</a>
</span><i><span lang="EN-CA" style="font-size:10.0pt;"></span></i></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><b><span style="font-size:10.0pt;">From:</span></b><span style="font-size:10.0pt;"> Equest-users [<a rel="nofollow" shape="rect" ymailto="mailto:equest-users-bounces@lists.onebuilding.org" target="_blank" href="mailto:equest-users-bounces@lists.onebuilding.org">mailto:equest-users-bounces@lists.onebuilding.org</a>]
<b>On Behalf Of </b>John Aulbach<br clear="none">
<b>Sent:</b> Sunday, June 28, 2015 11:21 AM<br clear="none">
<b>To:</b> Equest-users<br clear="none">
<b>Subject:</b> [Equest-users] Using an Equip-Control as a Parametric Run</span><span style=""></span></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><span style="">To the Royal order of eQuesters (and other such people):</span></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><span style="">I am trying to show savings from basically setting back a perimeter double duct system after hours. I believe I have it figures that I actually need
to reset the Heat-Set-T, as a single fan DD system seems to only react to that set-point. I must then figure out how to shut off ther boiler on a nightly basis.</span></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><span style="">This of course would use the Equipment-Control and Load-Management. But what parameters within would be my change elements? The Flags? Has anyone ever
set this up?</span></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><span style="">Thanks.</span></div>
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<div class="yiv6592925723MsoNormal" style="background:white;"><span style="">John R. Aulbach, PE</span></div>
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