Thank you for all your help. It seems to be that the issue can be solved by changing the room type from multi-residential to dorm-bedroom. This results in a proper reference building with heating. I think this strategy is valid under the EE4 modeling guidelines as this is the suggested way to take credit for any hardwired efficient lighting in the suites. Of course some of the defaults and schedules have to be reset to reflect the actual space use...<div>
<p><span style="font-size:10.0pt;color:#31849B">___________________________________________</span></p>
<p><span style="font-size:8.0pt;color:#31849B">Oleksandra Onisko, <a href="http://B.A.Sc">B.A.Sc</a>., LEED AP<br></span><span style="font-family:Arial, sans-serif;font-size:11px;color:rgb(49, 132, 155)">Project Manager & Energy Modeler </span></p>
<p><font color="#31849B" face="Arial, sans-serif" size="3"><span style="font-size:8pt">
ECOVERT | Sustainability Consultants</span></font><br><font color="#31849B" face="Arial, sans-serif" size="3"><span style="font-size:8pt"> Office 416.350.2002</span></font><font color="#595959"><br></font><span style="font-family:Arial, sans-serif;font-size:11px;color:rgb(49, 132, 155)"> Direct Line 416.987.1105<br>
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<br>
<br><br><div class="gmail_quote">On Sun, Nov 21, 2010 at 9:46 PM, Laurier Nichols <span dir="ltr"><<a href="mailto:Laurier.Nichols@dessau.com">Laurier.Nichols@dessau.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div lang="FR-CA" link="blue" vlink="blue">
<div>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span lang="EN-CA" style="font-size:10.0pt;font-family:Arial;color:navy">Hi,</span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span lang="EN-CA" style="font-size:10.0pt;font-family:Arial;color:navy">Send me the input file (.bld)
I will look try to help you. Are you using the EE-4 version 1.70 ?</span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span lang="EN-CA" style="font-size:10.0pt;font-family:Arial;color:navy"> Salutations</span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span lang="EN-CA" style="font-size:10.0pt;font-family:Arial;color:navy"> </span></font></p>
<div>
<p class="MsoNormal"><b><font size="1" color="#005581" face="Arial"><span style="font-size:9.0pt;font-family:Arial;color:#005581;font-weight:bold">LAURIER
NICHOLS, ing.</span></font></b><font color="navy"><span style="color:navy"></span></font></p>
<p class="MsoNormal"><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581">Vice-président,
Expertise</span></font><font color="navy"><span style="color:navy"></span></font></p>
<p class="MsoNormal"><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581">Bâtiments</span></font><font color="navy"><span style="color:navy"></span></font></p>
<p class="MsoNormal"><font size="1" color="#005581" face="Arial"><span style="font-size:9.0pt;font-family:Arial;color:#005581"> </span></font></p>
<p class="MsoNormal"><b><font size="3" color="#005581" face="Arial"><span style="font-size:12.0pt;font-family:Arial;color:#005581;font-weight:bold">Dessau</span></font></b></p>
<p class="MsoNormal"><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581">375, boul.
Roland-Therrien, bureau 400</span></font></p>
<p class="MsoNormal"><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581">Longueuil (Québec) J4H
4A6</span></font><font size="2" color="navy" face="Calibri"><span style="font-size:11.0pt;font-family:Calibri;color:navy"></span></font></p>
<p class="MsoNormal"><b><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581;font-weight:bold">T</span></font></b><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581"> 514.281.1033, poste 2526</span></font><font color="navy"><span style="color:navy"></span></font></p>
<p class="MsoNormal"><b><font size="1" color="#005581" face="Arial"><span lang="EN-CA" style="font-size:8.0pt;font-family:Arial;color:#005581;font-weight:bold">F</span></font></b><font size="1" color="#005581" face="Arial"><span lang="EN-CA" style="font-size:8.0pt;font-family:Arial;color:#005581"> 450.442.9996</span></font><font color="navy"><span lang="EN-CA" style="color:navy"></span></font></p>
<p class="MsoNormal"><b><font size="1" color="#005581" face="Arial"><span lang="EN-CA" style="font-size:8.0pt;font-family:Arial;color:#005581;font-weight:bold">C</span></font></b><font size="1" color="#005581" face="Arial"><span lang="EN-CA" style="font-size:8.0pt;font-family:Arial;color:#005581"> </span></font><font size="1" color="#005581" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#005581"><a href="mailto:laurier.nichols@dessau.com" target="_blank"><span lang="EN-CA">laurier.nichols</span><font color="#005581"><span lang="EN-CA" style="color:#005581">@dessau.com</span></font></a></span></font><font size="1" color="#005581" face="Arial"><span lang="EN-CA" style="font-size:8.0pt;font-family:Arial;color:#005581"></span></font></p>
<p class="MsoNormal"><font size="1" color="navy" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:navy"><a href="http://www.dessau.com%20" target="_blank">www.dessau.com</a>
</span></font></p>
</div>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;color:navy"> </span></font></p>
<div>
<div class="MsoNormal" align="center" style="text-align:center"><font size="3" face="Times New Roman"><span lang="FR" style="font-size:12.0pt">
<hr size="2" width="100%" align="center">
</span></font></div>
<p class="MsoNormal"><b><font size="2" face="Tahoma"><span lang="FR" style="font-size:10.0pt;font-family:Tahoma;font-weight:bold">De :</span></font></b><font size="2" face="Tahoma"><span lang="FR" style="font-size:10.0pt;font-family:Tahoma">
<a href="mailto:bldg-sim-bounces@lists.onebuilding.org" target="_blank">bldg-sim-bounces@lists.onebuilding.org</a>
[mailto:<a href="mailto:bldg-sim-bounces@lists.onebuilding.org" target="_blank">bldg-sim-bounces@lists.onebuilding.org</a>] <b><span style="font-weight:bold">De la part de</span></b> Maudud Quazi<br>
<b><span style="font-weight:bold">Envoyé :</span></b> 21 novembre, 2010
13:43<br>
<b><span style="font-weight:bold">À :</span></b> Oleksandra Onisko<br>
<b><span style="font-weight:bold">Cc :</span></b>
<a href="mailto:bldg-sim@lists.onebuilding.org" target="_blank">bldg-sim@lists.onebuilding.org</a><br>
<b><span style="font-weight:bold">Objet :</span></b> Re: [Bldg-sim] EE4
Ground Source Heat Pumps</span></font><span lang="FR"></span></p>
</div><div><div></div><div class="h5">
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hello Olenksandra,</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">I also once got the same problem of getting negative savings. At
that point I spoke to someone and he told me that probably I changed one
default value which should be kept as is according to MNECB guidelines, such as
schedule, room set temperature etc. However, I am not too sure about
it. I hope someone else can give a better answer to your question. </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Regards,</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hassan Quazi</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">On Fri, Nov 19, 2010 at 1:06 PM, Oleksandra Onisko <<a href="mailto:oleksandra.onisko@ecovert.ca" target="_blank">oleksandra.onisko@ecovert.ca</a>>
wrote:</span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hello, </span></font></p>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">I am trying to model a MURB with distributed heat pumps and a gas fired
make-up air unit. The heat pump loop is attached to a ground field heat
exchanger and a supplementary boiler. I am getting very strange results:
the model is showing negative savings. Upon closer inspection, it seems like
the reference building does not have any heating created. I have followed
the instruction in the EE4 modelling guide...am I missing something? </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Regards, <br clear="all">
</span></font></p>
<p><font size="2" color="#31849b" face="Times New Roman"><span style="font-size:10.0pt;color:#31849B">___________________________________________</span></font></p>
<p><font size="1" color="#31849b" face="Times New Roman"><span style="font-size:8.0pt;color:#31849B">Oleksandra Onisko, <a href="http://b.a.sc/" target="_blank">B.A.Sc</a>.,
LEED AP<br>
</span></font><font size="1" color="#31849b" face="Arial"><span style="font-size:8.5pt;font-family:Arial;color:#31849B">Project Manager & Energy
Modeler </span></font></p>
<p><font size="1" color="#31849b" face="Arial"><span style="font-size:8.0pt;font-family:Arial;color:#31849B">ECOVERT | Sustainability Consultants</span></font><br>
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</span></font><font size="1" color="#31849b" face="Arial"><span style="font-size:8.5pt;font-family:Arial;color:#31849B">
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