<div>I typically apply an hourly fraction to each space occupancy whereby space peak values would not coincide at the same hour, and if they do, they should match the building overall count for the building. Similar to how you would calculate external gains by exposure.</div>

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<div>Arpan Bakshi</div>
<div>YRG sustainability</div>
<div>Direct 646 704 2880<br></div>
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<div class="gmail_quote">On Wed, Dec 8, 2010 at 9:49 AM, Brian Tysoe <span dir="ltr"><<a href="mailto:BTysoe@mcw.com">BTysoe@mcw.com</a>></span> wrote:<br>
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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">Hello all,</span></font></p>
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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">I have a question about occupancy schedules for energy models.</span></font></p>
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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">Generally the owner will provide peak occupancy numbers on a room-by-room basis; and a peak overall occupancy number for the entire building. Inevitably the room-by-room numbers will add up to significantly more than the overall building number.</span></font></p>

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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">Which numbers should be used for the energy model? Would you use the room-by-room number and scale them down with the occupancy schedule based on the overall occupancy?</span></font></p>

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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">Obviously, this has a significant impact on the results.</span></font></p>
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<p class="MsoNormal"><font size="2" face="Arial"><span style="FONT-FAMILY: Arial; FONT-SIZE: 10pt">Thanks,</span></font></p>
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<p class="MsoNormal"><strong><b><font color="#4d4d4d" size="2" face="Arial"><span style="FONT-FAMILY: Arial; COLOR: #4d4d4d; FONT-SIZE: 10pt">Brian Tysoe </span></font></b></strong><font color="#4d4d4d" size="1" face="Arial"><span style="FONT-FAMILY: Arial; COLOR: #4d4d4d; FONT-SIZE: 8pt"><a href="http://m.a.sc/" target="_blank">M.A.Sc</a>., P.Eng., LEED AP </span></font><font color="black" size="2" face="Arial"><span style="FONT-FAMILY: Arial; COLOR: black; FONT-SIZE: 10pt"></span></font></p>

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