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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Thanks Bill and John for your responses. <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>I guess I would expect that the ocean would be a bit more “turbid” (seems appropriate) – but what about for buildings facing a lake or harbor where the water is calmer? Perhaps the additional reflected solar gain is negligible, but my gut tells me that is not the case. <o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>This project is a retrofit and they talked of having intense heat along the facades facing the water. Perhaps it’s more due to the tinted single-pane glass that gets hot (?) but my initial thought was the water is the culprit.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Is it possible to create a 2d shape in the ground plane south of the building, and apply the reflectance to that, or do I need to apply it to the whole ground?<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>I looked through a previous project and didn’t see the term “GND-REFLECTANCE” anywhere in the inp or pd2 files. Is the default to have a ground-reflectance of 0? If so, I guess I’ll run one case with 0, and one with 0.05… although I doubt there will be much difference between the two.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><br>Thanks again – any other thoughts on this are much appreciated.<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Kind regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>Alex Krickx<o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Calibri","sans-serif";color:#262F13'>Alex Krickx<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:gray'>Building Energy Specialist<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><img width=121 height=42 id="Picture_x0020_1" src="cid:image004.jpg@01CB95F8.55501210" alt="email_sig"></span><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>1250 Elko Dr, Sunnyvale, CA 94089<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>(t) 408.541.8124<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:gray'><o:p> </o:p></span></p><p class=MsoNormal><b><i><span style='font-size:7.5pt;color:#1F497D'>Warning:</span></i></b><i><span style='font-size:7.5pt;color:#1F497D'> The information contained in this e-mail may be privileged attorney-client communications or attorney work product and/or proprietary and confidential. If the reader of this message is not the intended recipient then you have received it in error and any review, distribution or copying of this message is prohibited and you are to notify us immediately by reply e-mail and delete the original message immediately.</span></i><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Bishop, Bill [mailto:wbishop@pathfinder-ea.com] <br><b>Sent:</b> Tuesday, December 07, 2010 7:20 AM<br><b>To:</b> John Aulbach; Alex Krickx; equest-users@lists.onebuilding.org<br><b>Subject:</b> RE: [Equest-users] Ground/Water reflectance<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'>Alex,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'>Exterior surfaces have a “Ground reflectance” property – GND-REFLECTANCE, accessible through the Daylighting – Shading – Other tab of the exterior surface. Reading the DOE-2 Help description, the reflectance value for “ocean” is 0.05, implying that most solar radiation is absorbed, not reflected. I’m guessing that the visual glare we perceive does not increase the solar load as much as we would think. Sea monsters do not seem to have been considered by the DOE-2 team.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'>Regards,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'>Bill<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;color:navy'><o:p> </o:p></span></p><div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium Cond","sans-serif";color:black'>William Bishop, PE, BEMP, LEED<sup>®</sup> AP </span></b><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium Cond","sans-serif";color:#006600'>|</span></b><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium Cond","sans-serif";color:black'> </span></b><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium Cond","sans-serif";color:black'>Pathfinder Engineers & Architects LLP</span></b><b><span style='font-size:10.0pt;font-family:"Franklin Gothic Medium Cond","sans-serif";color:black'><o:p></o:p></span></b></p><p class=MsoNormal><span style='font-size:9.0pt;color:black'>Mechanical Engineer<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:5.0pt;color:black'><o:p> </o:p></span></p><p class=MsoNormal><!--[if gte vml 1]><v:shapetype id="_x0000_t75" coordsize="21600,21600" o:spt="75" o:preferrelative="t" path="m@4@5l@4@11@9@11@9@5xe" filled="f" stroked="f">
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</v:shape><![endif]--><![if !vml]><span style='mso-ignore:vglayout;position:absolute;z-index:-1;margin-left:367px;margin-top:17px;width:60px;height:58px'><img width=60 height=58 src="cid:image003.jpg@01CB95F8.55501210" v:shapes="_x0000_s1026"></span><![endif]><span style='font-size:9.0pt;color:navy'>134 South Fitzhugh Street</span> <span style='font-size:9.0pt;color:navy'>Rochester, NY 14608<br>T: (585) 325-6004 </span><span style='font-size:9.0pt;color:black'>Ext. 114</span><span style='color:navy'> </span><span style='font-size:9.0pt;color:navy'>F: (585) 325-6005</span><span style='font-size:9.0pt;color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:9.0pt;color:black'><a href="mailto:wbishop@pathfinder-ea.com">wbishop@pathfinder-ea.com</a> </span><span style='font-size:9.0pt;color:black'><a href="http://www.pathfinder-ea.com/">www.pathfinder-ea.com</a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:18.0pt;font-family:Webdings;color:green'>P</span><span style='color:green'> </span><span style='font-size:7.5pt;color:green'>Sustainability – the forest AND the trees.</span><span style='font-size:18.0pt;font-family:Webdings;color:green'> P </span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:green'><o:p></o:p></span></p></div><div><div class=MsoNormal align=center style='text-align:center'><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><hr size=2 width="100%" align=center></span></div><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> equest-users-bounces@lists.onebuilding.org [mailto:equest-users-bounces@lists.onebuilding.org] <b>On Behalf Of </b>John Aulbach<br><b>Sent:</b> Monday, December 06, 2010 8:35 PM<br><b>To:</b> Alex Krickx; equest-users@lists.onebuilding.org<br><b>Subject:</b> Re: [Equest-users] Ground/Water reflectance</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><div><div><p>Alex:<o:p></o:p></p><p> <o:p></o:p></p><p>I wonder if the turbidity (word ??) of the water will actually not make a difference. Any harbor will have boats, wind effects, and an occasional sea monster disturbing the "glass" water.<o:p></o:p></p><p> <o:p></o:p></p><p>Only in paintings ???<o:p></o:p></p><p> <o:p></o:p></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>John R. Aulbach, PE, CEM<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Senior Energy Engineer<o:p></o:p></span></p><div><div><div class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#17365D'><hr size=2 width="30%" noshade style='color:#17365D' align=left></span></div></div></div><p class=MsoNormal><b><span style='font-family:"Calibri","sans-serif";font-variant:small-caps;color:navy'>Partner</span></b><b><span style='font-family:"Calibri","sans-serif";font-variant:small-caps;color:green'> </span></b><b><span style='font-family:"Calibri","sans-serif";font-variant:small-caps;color:#006600'>Energy</span></b><b><span style='font-family:"Calibri","sans-serif";font-variant:small-caps;color:navy'><o:p></o:p></span></b></p><p class=MsoNormal><span style='font-family:"Calibri","sans-serif";color:#1F497D'>1990 E. Grand Avenue, El Segundo, CA 90245</span><br><span style='font-family:"Calibri","sans-serif";color:#1F497D'>W: 888-826-1216, X254| D: 310-765-7295 | F: 310-817-2745<o:p></o:p></span></p><p class=MsoNormal><a href="http://www.ptrenergy.com/"><span style='font-family:"Calibri","sans-serif"'>www.ptrenergy.com</span></a><span style='font-family:"Calibri","sans-serif";color:#1F497D'> </span><span style='font-family:"Calibri","sans-serif";color:#1F497D'><a href="mailto:%7C%20jaulbach@ptrenergy.com">| jaulbach@ptrenergy.com</a></span><span style='font-family:"Times New Roman","serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p><div><div class=MsoNormal align=center style='text-align:center'><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><hr size=1 width="100%" align=center></span></div><p class=MsoNormal style='margin-bottom:12.0pt'><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Alex Krickx <akrickx@seriousmaterials.com><br><b>To:</b> "equest-users@lists.onebuilding.org" <equest-users@lists.onebuilding.org><br><b>Sent:</b> Mon, December 6, 2010 5:11:24 PM<br><b>Subject:</b> [Equest-users] Ground/Water reflectance</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p></o:p></span></p><div><p class=MsoNormal>Hello everyone,<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>I’ve got a building that is located at the edge of a harbor with the water directly to the south of it. How do I model a reflective surface on the ground that represents the harbor? I feel this is key to include, as this reflectivity will send additional heat through the windows. I looked through the archives but didn’t see anything related to ground reflectivity.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>If anyone knows how to create reflective objects and/or an appropriate value of reflectivity for water in eQUEST, that would be most helpful.<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Thanks in advance!<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal>Alex Krickx<o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><span style='font-size:12.0pt;color:#262F13'>Alex Krickx</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt;color:gray'>Building Energy Specialist</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:8.0pt;color:#1F497D'><img border=0 width=121 height=42 id="Picture_x005f_x0020_1" src="cid:image004.jpg@01CB95F8.55501210" alt="email_sig"></span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>1250 Elko Dr, Sunnyvale, CA 94089</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt'>(t) 408.541.8124</span><o:p></o:p></p><p class=MsoNormal><span style='font-size:9.0pt;color:gray'> </span><o:p></o:p></p><p class=MsoNormal><b><i><span style='font-size:7.5pt'>Warning:</span></i></b><i><span style='font-size:7.5pt'> The information contained in this e-mail may be privileged attorney-client communications or attorney work product and/or proprietary and confidential. If the reader of this message is not the intended recipient then you have received it in error and any review, distribution or copying of this message is prohibited and you are to notify us immediately by reply e-mail and delete the original message immediately.</span></i><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p></div></div></div></div><p class=MsoNormal><span style='font-size:12.0pt;font-family:"Times New Roman","serif"'><o:p> </o:p></span></p></div></body></html>