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<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Hi,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>I am trying to model a packaged VAV rooftop unit with
fan-powered boxes in the perimeter zones. After hours the RTU fans are off and
the fan-powered boxes cycle to maintain the night setback temperature.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>How can I correctly model the fan energy for this
system in EE4?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>When I select “Packaged VAV” as my system
type there is no option to enter any fan energy at the zone level.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>What should I use for a fan schedule and what should
I put under “Fan Operation” at the system level?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Currently I do not have the terminal fans entered
anywhere, just the RTU fans. I am not sure if I am over estimating the fan
energy because the RTU fans are cycling to maintain night setback; or if I am
under estimating the fan energy because there are no fans operating at night.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Also, if I have an exhaust fan in my RTU in addition
to the supply fan and return fan, should I include it with my supply fan or
with my return fan?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Thanks,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<div>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><strong><b><font size=2 color="#4d4d4d" face=Arial><span
style='font-size:10.0pt;font-family:Arial;color:#4D4D4D'>Brian Tysoe </span></font></b></strong><font
size=1 color="#4d4d4d" face=Arial><span style='font-size:8.0pt;font-family:
Arial;color:#4D4D4D'>M.A.Sc., P.Eng., LEED AP </span></font><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
<p class=MsoNormal><i><font size=1 color="#4d4d4d" face=Arial><span
style='font-size:9.0pt;font-family:Arial;color:#4D4D4D;font-style:italic'>Mechanical
Engineer </span></font></i><font size=1 color="#4d4d4d" face=Arial><span
style='font-size:9.0pt;font-family:Arial;color:#4D4D4D'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><a href="http://www.mcw.com"
title="Click here to visit www.mcw.com"><! -- Company colours for company names below. Substitute correct colour code in line below MCW Consultants Ltd. #008000 MCW Custom Energy Solutions Ltd. #FFBA00 MCW AGE Power Consultants #921CA2 MCW Light Heat Cool #0B3D90 MCW Group of Companies #FE360E --><em><b><i><font
color=green face=Arial><span style='font-family:Arial;color:green;font-weight:
bold;text-decoration:none'>MCW Consultants Ltd. </span></font></i></b></em></a><o:p></o:p></span></font></p>
<p class=MsoNormal><st1:address w:st="on"><st1:Street w:st="on"><em><i><font
size=2 color="#4d4d4d" face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:#4D4D4D'>600-156 Front Street</span></font></i></em></st1:Street><em><i><font
size=2 color="#4d4d4d" face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:#4D4D4D'> <st1:City w:st="on">West <br>
Toronto</st1:City>, <st1:State w:st="on">ON</st1:State> <st1:PostalCode
w:st="on">M5J 2L6</st1:PostalCode></span></font></i></em></st1:address><em><i><font
size=2 color="#4d4d4d" face=Arial><span style='font-size:10.0pt;font-family:
Arial;color:#4D4D4D'> </span></font></i></em><i><font size=2 color="#4d4d4d"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#4D4D4D;
font-style:italic'><br>
<em><i><font face=Arial><span style='font-family:Arial'>Phone 416-598-2920 </span></font></i></em><br>
<em><i><font face=Arial><span style='font-family:Arial'>Fax 416-598-5394 </span></font></i></em></span></font></i><font
size=2 face=Arial><span style='font-size:10.0pt;font-family:Arial'><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'> <o:p></o:p></span></font></p>
<p class=MsoNormal><i><font size=1 color="#4d4d4d" face=Arial><span
style='font-size:8.0pt;font-family:Arial;color:#4D4D4D;font-style:italic'>This
e-mail may be privileged and confidential. Any unauthorized use is strictly
prohibited. If you received this e-mail in error, please contact the sender
directly. </span></font></i><font size=1 color="#4d4d4d" face=Arial><span
style='font-size:8.0pt;font-family:Arial;color:#4D4D4D'><o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
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