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<div class=Section1>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Hi Ashraf,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>First of all I would like to know that which
software you are using for Energy Simulation. If eQuest, go through my comments
in red.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=1 type=1>
<li class=MsoNormal style='color:red;mso-list:l2 level1 lfo3'><font size=2
color=black face=Arial><span style='font-size:11.0pt;font-family:Arial;
color:windowtext'>It is unclear whether one Baseline Constant Volume
system was modeled per thermal zone in the Baseline Case as required.
Please verify that one system was modeled per zone, and that the Baseline
System efficiency for each zone was modeled consistently with the capacity
for the Baseline System serving that zone. <i><span style='font-style:
italic'>(please guide me how to solve this comment)</span></i></span></font><i><font
size=2 color=navy face=Arial><span style='font-size:11.0pt;font-family:
Arial;color:navy;font-style:italic'>- </span></font></i><font size=2
face=Arial><span style='font-size:11.0pt;font-family:Arial'>Clarify your
baseline system and Fan control type from Table G3.1.1.A and Table G3.1.1B
as per your building area or no. of floors and also confirm that that your
system efficiency meets the section 6.4.1.1.</span></font><font size=2
face=Arial><span style='font-size:11.0pt;font-family:Arial'><o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 color=red face=Arial><span style='font-size:
11.0pt;font-family:Arial;color:red'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span style='font-size:
11.0pt;font-family:Arial;color:red'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=2 type=1>
<li class=MsoNormal style='color:red;mso-list:l2 level1 lfo3'><font size=2
color=black face=Arial><span style='font-size:11.0pt;font-family:Arial;
color:windowtext'>Section G3.1.2.9 describes calculation used to determine
the fan power in the baseline building. Please list the total fan volume,
capacities, and fan power for the Baseline and Proposed system. <i><span
style='font-style:italic'>(As my system doesn’t have any Return fan,
so i am dividing the ASHRAE total Fan power by 70% supply, 20% return, 10%
exhaust based on my understanding. Please guide me if any changes
required)</span></i></span></font><i><font size=2 color=navy face=Arial><span
style='font-size:11.0pt;font-family:Arial;color:navy;font-style:italic'>- </span></font></i><font
size=2 face=Arial><span style='font-size:11.0pt;font-family:Arial'>Reviewer
is not asking about the Return fan, reviewer has asked for model the Fan
power in baseline system as per table G3.1.2.9. Thus you should model the kW/CFM
in baseline system as per formula of Baseline Fan Brake Horsepower in
Table G.3.1.2.9. Please see attached Fan power document to model the
kW/CFM in eQuest.</span></font><font size=2 face=Arial><span
style='font-size:11.0pt;font-family:Arial'><o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 color=red face=Arial><span style='font-size:
11.0pt;font-family:Arial;color:red'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=red face=Arial><span style='font-size:
11.0pt;font-family:Arial;color:red'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=3 type=1>
<li class=MsoNormal style='color:red;mso-list:l2 level1 lfo3'><font size=2
color=black face=Arial><span style='font-size:11.0pt;font-family:Arial;
color:windowtext'>Based on supporting document, supply fan volumes of some
of the zones in the baseline design appear to be modeled as
“AUTOSIZED”. For the baseline design the fan supply volumes
should be calculated based on the system capacity and a temperature
differential of 20°F, as set forth in Section G3.1.2.8.<i><span
style='font-style:italic'>(Please guide me Where can we enter the
temperature diff, is in Cooling Coil or any other ways.)</span></i> –
</span></font><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'>As per Table G3.2.8, baseline building design shall be
based on a supply-air-to-room-air temperature difference of 20°F. Its means
that if your room temperature is 75°F then the zone entering minimum supply
temperature should be 55°F. (Excerpt attached to model the zone entering
minimum supply temperature).<o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 color=red face=Arial><span style='font-size:
11.0pt;font-family:Arial;color:red'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Let me know if you get any other comments
on this.<o:p></o:p></span></font></p>
<div>
<p style='margin-bottom:12.0pt'><font size=2 color="#004080"
face="Times New Roman"><span style='font-size:10.0pt;color:#004080'>Ashu Gupta,<br>
Project Engineer,<br>
Kamal Cogent Energy,<br>
Kamal Ratan Chanbers 1st Floor,<br>
Opp. GPO, <st1:Street w:st="on"><st1:address w:st="on">M.I. Road</st1:address></st1:Street>,<br>
Jaipur 302001<br>
Ph 141 2373185(W)<br>
Ph 9251665008(M)<br>
</span></font><font color="#004080" face="Book Antiqua"><span style='font-family:
"Book Antiqua";color:#004080'><a href="mailto:kce2@kamalcogentenergy.com"><font
size=2 face="Times New Roman"><span style='font-size:10.0pt;font-family:"Times New Roman"'>kce2@kamalcogentenergy.com</span></font></a><br>
<a href="http://www.kamalcogentenergy.com"><font size=2 face="Times New Roman"><span
style='font-size:10.0pt;font-family:"Times New Roman"'>www.kamalcogentenergy.com</span></font></a><br>
<br>
</span></font><font color="#004080" face="Book Antiqua"><span style='font-family:
"Book Antiqua";color:#004080'><o:p></o:p></span></font></p>
</div>
<div>
<div class=MsoNormal align=center style='text-align:center'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>
<hr size=2 width="100%" align=center tabindex=-1>
</span></font></div>
<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'> <st1:PersonName
w:st="on">bldg-sim-bounces@lists.onebuilding.org</st1:PersonName> [mailto:<st1:PersonName
w:st="on">bldg-sim-bounces@lists.onebuilding.org</st1:PersonName>] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Ashraf Khan<br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, April 01, 2010
12:27 PM<br>
<b><span style='font-weight:bold'>To:</span></b> bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [Bldg-sim] LEED Comments
for EAC1 - Optimize Energy Performance</span></font><o:p></o:p></p>
</div>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'>Hello,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'>I received some comments from USGBC regarding my project
initial review, in Credit EAC1 – Optimize Energy Performance. Please
advise me how I can solve below mentioned comments in the review submission,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=4 type=1>
<li class=MsoNormal style='mso-list:l2 level1 lfo3'><font size=2 face=Arial><span
style='font-size:11.0pt;font-family:Arial'>It is unclear whether one
Baseline Constant Volume system was modeled per thermal zone in the
Baseline Case as required. Please verify that one system was modeled per
zone, and that the Baseline System efficiency for each zone was modeled
consistently with the capacity for the Baseline System serving that zone. <i><span
style='font-style:italic'>(please guide me how to solve this comment)<font
color=navy><span style='color:navy'>- </span></font></span></i><o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal style='margin-left:.25in'><font size=2 face=Arial><span
style='font-size:11.0pt;font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=5 type=1>
<li class=MsoNormal style='mso-list:l2 level1 lfo3'><font size=2 face=Arial><span
style='font-size:11.0pt;font-family:Arial'>Section G3.1.2.9 describes
calculation used to determine the fan power in the baseline building.
Please list the total fan volume, capacities, and fan power for the
Baseline and Proposed system. <i><span style='font-style:italic'>(As my
system doesn’t have any Return fan, so i am dividing the ASHRAE
total Fan power by 70% supply, 20% return, 10% exhaust based on my
understanding. Please guide me if any changes required)<font color=navy><span
style='color:navy'>- You should modeled the </span></font></span></i><o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<ol style='margin-top:0in' start=6 type=1>
<li class=MsoNormal style='mso-list:l2 level1 lfo3'><font size=2 face=Arial><span
style='font-size:11.0pt;font-family:Arial'>Based on supporting document,
supply fan volumes of some of the zones in the baseline design appear to
be modeled as “AUTOSIZED”. For the baseline design the fan
supply volumes should be calculated based on the system capacity and a
temperature differential of 20°F, as set forth in Section G3.1.2.8.<i><span
style='font-style:italic'>(Please guide me Where can we enter the
temperature diff, is in Cooling Coil or any other ways.)</span></i> <o:p></o:p></span></font></li>
</ol>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'>Thanks & Regards,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:11.0pt;
font-family:Arial'>Khan<o:p></o:p></span></font></p>
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