<?xml version="1.0" encoding="UTF-8" standalone="no"?><table-reference xmlns:xt="urn:xpressauthor:trackchanges" author="Brandon Kiem" dateTime="2022-03-29T21:19:12" graph="None" id="_8082664c-7430-4b91-90fd-dd635f8d53c2" type="insert"><num>S45C3o</num><title id="_60eb64bf-3fcc-4be5-82d9-9e854854edf3">Wind pressure coefficients for natural ventilation of high-rise building (total height more than 12 m)</title><table id="_170a7bc5-d1b1-4511-8d5e-9b7674e0b044" keycol="1"><tgroup cols="7"><colspec colname="001" colnum="1" colwidth="61.85*"/><colspec colname="002" colnum="2" colwidth="62.20*"/><colspec colname="003" colnum="3" colwidth="71.20*"/><colspec colname="007" colnum="4" colwidth="59.25*"/><colspec colname="006" colnum="5" colwidth="59.15*"/><colspec colname="005" colnum="6" colwidth="59.20*"/><colspec colname="004" colnum="7" colwidth="59.20*"/><thead><row><entry morerows="1">Exposure type</entry><entry morerows="1">Façade component</entry><entry nameend="004" namest="003">Wind direction (0° perpendicular to face)</entry></row><row><entry>0</entry><entry>45</entry><entry>90</entry><entry>135</entry><entry>180</entry></row></thead><tbody><row><entry morerows="11">Exposed</entry><entry>Wall h/H = 0.0</entry><entry>0.30</entry><entry>0.22</entry><entry>-0.23</entry><entry>-0.43</entry><entry>-0.24</entry></row><row><entry>Wall h/H = 0.2</entry><entry>0.32</entry><entry>0.22</entry><entry>-0.43</entry><entry>-0.44</entry><entry>-0.25</entry></row><row><entry>Wall h/H = 0.4</entry><entry>0.39</entry><entry>0.16</entry><entry>-0.56</entry><entry>-0.43</entry><entry>-0.27</entry></row><row><entry>Wall h/H = 0.6</entry><entry>0.55</entry><entry>0.24</entry><entry>-0.62</entry><entry>-0.41</entry><entry>-0.29</entry></row><row><entry>Wall h/H = 0.8</entry><entry>0.65</entry><entry>0.32</entry><entry>-0.65</entry><entry>-0.39</entry><entry>-0.28</entry></row><row><entry>Wall h/H = 1.0</entry><entry>0.40</entry><entry>0.15</entry><entry>-0.65</entry><entry>-0.38</entry><entry>-0.26</entry></row><row><entry>Flat roof h/H = 0.0</entry><entry>-0.23</entry><entry>-0.23</entry><entry>-0.23</entry><entry>-0.23</entry><entry>-0.23</entry></row><row><entry>Flat roof h/H = 0.2</entry><entry>-0.43</entry><entry>-0.43</entry><entry>-0.43</entry><entry>-0.43</entry><entry>-0.43</entry></row><row><entry>Flat roof h/H = 0.4</entry><entry>-0.56</entry><entry>-0.56</entry><entry>-0.56</entry><entry>-0.56</entry><entry>-0.56</entry></row><row><entry>Flat roof h/H = 0.6</entry><entry>-0.62</entry><entry>-0.62</entry><entry>-0.62</entry><entry>-0.62</entry><entry>-0.62</entry></row><row><entry>Flat roof h/H = 0.8</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry></row><row><entry>Flat roof h/H = 1.0</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry><entry>-0.65</entry></row><row><entry morerows="11">Semi-exposed</entry><entry>Wall h/H = 0.0</entry><entry>0.19</entry><entry>0.08</entry><entry>-0.15</entry><entry>-0.28</entry><entry>-0.15</entry></row><row><entry>Wall h/H = 0.2</entry><entry>0.20</entry><entry>0.08</entry><entry>-0.28</entry><entry>-0.29</entry><entry>-0.16</entry></row><row><entry>Wall h/H = 0.4</entry><entry>0.25</entry><entry>0.10</entry><entry>-0.36</entry><entry>-0.28</entry><entry>-0.18</entry></row><row><entry>Wall h/H = 0.6</entry><entry>0.36</entry><entry>0.16</entry><entry>-0.40</entry><entry>-0.27</entry><entry>-0.19</entry></row><row><entry>Wall h/H = 0.8</entry><entry>0.42</entry><entry>0.20</entry><entry>-0.42</entry><entry>-0.25</entry><entry>-0.18</entry></row><row><entry>Wall h/H = 1.0</entry><entry>0.26</entry><entry>0.10</entry><entry>-0.42</entry><entry>-0.25</entry><entry>-0.17</entry></row><row><entry>Flat roof h/H = 0.0</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry></row><row><entry>Flat roof h/H = 0.2</entry><entry>-0.28</entry><entry>-0.28</entry><entry>-0.28</entry><entry>-0.28</entry><entry>-0.28</entry></row><row><entry>Flat roof h/H = 0.4</entry><entry>-0.36</entry><entry>-0.36</entry><entry>-0.36</entry><entry>-0.36</entry><entry>-0.36</entry></row><row><entry>Flat roof h/H = 0.6</entry><entry>-0.40</entry><entry>-0.40</entry><entry>-0.40</entry><entry>-0.40</entry><entry>-0.40</entry></row><row><entry>Flat roof h/H = 0.8</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry></row><row><entry>Flat roof h/H = 1.0</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry><entry>-0.42</entry></row><row><entry morerows="11">Sheltered











</entry><entry>Wall h/H = 0.0</entry><entry>0.10</entry><entry>0.04</entry><entry>-0.08</entry><entry>-0.15</entry><entry>-0.08</entry></row><row><entry>Wall h/H = 0.2</entry><entry>0.11</entry><entry>0.04</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.08</entry></row><row><entry>Wall h/H = 0.4</entry><entry>0.13</entry><entry>0.05</entry><entry>-0.19</entry><entry>-0.15</entry><entry>-0.09</entry></row><row><entry>Wall h/H = 0.6</entry><entry>0.19</entry><entry>0.08</entry><entry>-0.21</entry><entry>-0.14</entry><entry>-0.10</entry></row><row><entry>Wall h/H = 0.8</entry><entry>0.22</entry><entry>0.11</entry><entry>-0.22</entry><entry>-0.13</entry><entry>-0.09</entry></row><row><entry>Wall h/H = 1.0</entry><entry>0.32</entry><entry>0.05</entry><entry>-0.22</entry><entry>-0.13</entry><entry>-0.09</entry></row><row><entry>Flat roof h/H = 0.0</entry><entry>-0.08</entry><entry>-0.08</entry><entry>-0.08</entry><entry>-0.08</entry><entry>-0.08</entry></row><row><entry>Flat roof h/H = 0.2</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry><entry>-0.15</entry></row><row><entry>Flat roof h/H = 0.4</entry><entry>-0.19</entry><entry>-0.19</entry><entry>-0.19</entry><entry>-0.19</entry><entry>-0.19</entry></row><row><entry>Flat roof h/H = 0.6</entry><entry>-0.21</entry><entry>-0.21</entry><entry>-0.21</entry><entry>-0.21</entry><entry>-0.21</entry></row><row><entry>Flat roof h/H = 0.8</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry></row><row><entry>Flat roof h/H = 1.0</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry><entry>-0.22</entry></row></tbody></tgroup></table><desc-note id="_ba4d0cc7-351d-40c5-bf91-02f3b532e7b3"><ol outputclass="numbered"><li id="_a4b8986f-5c98-4ed4-804f-bac78b2ac32b">Pressure coefficient exposure categories are defined as follows:<ol><li id="_0067971a-9152-413c-9c20-d486c398ca03">Exposed – no obstructions surrounding the building (e.g. open fields or bodies of water).</li><li>Semi-exposed – some obstructions comparable to the height of the building on some but not all sides.</li><li>Sheltered – obstructions comparable to the building height on all sides.</li></ol></li><li id="_76c84fc7-d549-4649-b232-9e8d235a3681">h = height of natural ventilation opening above ground.</li><li id="_0d1ffcfb-405c-4284-8960-ca9677e764de">H = height of roof of building above ground.</li></ol></desc-note></table-reference>