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Christopher,</div>
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It seems to me that the Proposed system fan power, and whether filter pressure drop is partially or fully included, is a design decision. </div>
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I always use that the flow and pressure values shown on the fan equipment schedules, assuming the design engineer has specified performance to include whatever is deemed appropriate.</div>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Jim Dirkes<br>
<b>Sent:</b> Monday, May 20, 2019 10:34 AM<br>
<b>To:</b> bldg-sim@lists.onebuilding.org; Jones, Christopher<br>
<b>Subject:</b> Re: Proposed model fan power question</font>
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Christopher,</div>
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It seems to me that the Proposed system fan power, and whether filter pressure drop is partially or fully included, is a design decision. </div>
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I always use that the flow and pressure values shown on the fan equipment schedules, assuming the design engineer has specified performance to include whatever is deemed appropriate.</div>
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<span style="font-size:10.0pt; font-family:"Calibri",sans-serif; color:#333333; background:white">… just as
<u>loving what is good i</u>s sanctity, or the health of the will<br>
....so <u>seeing what is there</u> is sanity, or the health of the intellect. <br>
There is the will: it’s work is to love and so to choose, to decide, to act. <br>
There is the intellect: its work is to know, to understand, to see. To see what? To see what’s there.
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<div id="x_divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" color="#000000" style="font-size:11pt"><b>From:</b> Bldg-sim <bldg-sim-bounces@lists.onebuilding.org> on behalf of Jones, Christopher via Bldg-sim <bldg-sim@lists.onebuilding.org><br>
<b>Sent:</b> Friday, May 17, 2019 12:29 PM<br>
<b>To:</b> bldg-sim@lists.onebuilding.org<br>
<b>Subject:</b> [Bldg-sim] Proposed model fan power question</font>
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<p class="x_x_MsoNormal">When determining the proposed model fan power should we use clean filter pressure drops or partially loaded filter pressure drops? It isn’t entirely clear when looking at the Baseline pressure drop credits – two of the filter credits
specify clean filter pressure drop and two ignore the topic. Table 6.5.3.1.1B 90.1-2010.</p>
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