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</o:shapelayout></xml><![endif]--></head><body bgcolor=white lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Hello, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Using TRNSYS and TRNBUILD for many projects in our office, </span><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>we have two</span></span><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> <span class=hps>basic questions</span> with no <span class=hps>answers</span> <span class=hps>in manuals or forum:</span></span><span class=hps><span lang=EN><o:p></o:p></span></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'><o:p> </o:p></span></span></p><div><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>-<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Concerning the definition</span></span><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> <span class=hps>of a</span> <span class=hps>window</span>, <span class=hps>we would like to</span> <span class=hps>know if</span> <span class=hps>Ug</span> <span class=hps>presented</span> <span class=hps>in the library</span> <span class=hps>already includes</span> <span class=hps>convective heat transfer</span> <span class=hps>coefficients</span> <span class=hps>(</span>if so <span class=hps>what value?</span>) <span class=hps>and</span> <span class=hps>the standard to which</span> <span class=hps>it is calculated</span> ? </span><span lang=EN-US><o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo2'><![if !supportLists]><span lang=EN-US style='font-size:11.0pt;font-family:"Courier New";color:windowtext'><span style='mso-list:Ignore'>o<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Is this the</span></span><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> <span class=hps>exact value</span> <span class=hps>which is then used</span> <span class=hps>to calculate the</span> Uw <span class=hps>overall coefficient window</span> (<span class=hps>taking</span> <span class=hps>the frame,</span> <span class=hps>the choice</span> <span class=hps>of spacer</span> <span class=hps>and</span> <span class=hps>also</span> the precise convective heat <span class=hps>transfer coefficients</span> <span class=hps>asked)</span>?</span><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'><o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:72.0pt;text-indent:-18.0pt;mso-list:l0 level2 lfo2'><![if !supportLists]><span lang=EN-US style='font-size:11.0pt;font-family:"Courier New";color:windowtext'><span style='mso-list:Ignore'>o<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>How</span></span><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> <span class=hps>these coefficients</span> <span class=hps>are they</span> <span class=hps>mathematically used</span> <span class=hps>(only</span> <span class=hps>for</span> <span class=hps>the frame or</span> <span class=hps>also</span> for the glazing already <span class=hps>impacted</span> <span class=hps>by other</span> coefficients if I’m righ<span class=hps>t</span>)?</span><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'><o:p></o:p></span></p><p class=MsoListParagraph style='margin-left:72.0pt'><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span class=hps><span style='mso-list:Ignore'>-<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>Concerning values of layers, and especially insulation materials, </span><span class=hps><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'>it seems that the</span></span><span lang=EN style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:windowtext'> user <span class=hps>library</span> saves<span class=hps> only</span> <span class=hps>two</span> <span class=hps>decimal places</span> <span class=hps>for conductivity.</span> <span class=hps>If we specify</span> <span class=hps>three</span> <span class=hps>digits</span>, <span class=hps>the value is rounded</span> <span class=hps>and if</span> we add <span class=hps>manually</span> <span class=hps>three</span> <span class=hps>decimal places</span> <span class=hps>in the file</span> (opened by <span class=hps>a</span> <span class=hps>notepad)</span>, <span class=hps>only the first two</span> <span class=hps>are</span> <span class=hps>considered.</span> <span class=hps>How can we</span> <span class=hps>fix this?</span><br><span class=hps>Indeed, to</span> convert and <span class=hps>distinguish accurately</span> <span class=hps>conductivity values</span> <span class=hps>for materials, it</span> <span class=hps>is necessary to have</span> <span class=hps>three</span> <span class=hps>decimal places.</span></span><span class=hps><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'>Thank you very much for your help.</span></span><span lang=EN-US style='font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'> </span></span><span lang=EN-US style='font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'>Best regards, </span></span><span lang=EN-US style='font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'> </span></span><span lang=EN-US style='font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'>Pauline Gelin</span></span><span lang=EN-US style='font-family:"Calibri","sans-serif"'><o:p></o:p></span></p><p class=MsoNormal><span class=hps><span lang=EN style='font-family:"Calibri","sans-serif"'>Fluid and Environmental design engineer</span></span><span class=hps><span lang=EN><o:p></o:p></span></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=631 style='width:473.25pt;border-collapse:collapse'><tr><td width=140 valign=top style='width:104.65pt;border:solid #F79646 2.25pt;border-right:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal align=center style='margin-left:-7.1pt;text-align:center'><b><span lang=EN-US style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:#31849B;mso-fareast-language:EN-US'><o:p> </o:p></span></b></p><p class=MsoNormal align=center style='margin-left:7.1pt;text-align:center'><b><span style='font-size:14.0pt;font-family:"Tahoma","sans-serif";color:#31849B'><img width=125 height=70 id="Image_x0020_5" src="cid:image001.jpg@01CD2952.CAEC3FF0" alt="Description : cid:image007.jpg@01CC9EDB.F49EDC60"></span></b><b><span style='font-size:14.0pt;font-family:"Tahoma","sans-serif";color:#31849B;mso-fareast-language:EN-US'><o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:14.0pt;font-family:"Tahoma","sans-serif";color:#31849B'><img width=133 height=22 id="Image_x0020_18" src="cid:image002.jpg@01CD2952.CAEC3FF0" alt="Description : Description : Description : Description : Description : logo Woopa"></span></b><b><span style='font-size:14.0pt;font-family:"Tahoma","sans-serif";color:#31849B;mso-fareast-language:EN-US'><o:p></o:p></span></b></p></td><td width=491 style='width:13.0cm;border:solid #F79646 2.25pt;border-left:none;padding:0cm 5.4pt 0cm 5.4pt'><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Tahoma","sans-serif";color:#F79646;mso-fareast-language:EN-US'>KATENE<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Tahoma","sans-serif";color:#F79646;mso-fareast-language:EN-US'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Tahoma","sans-serif";color:#F79646;mso-fareast-language:EN-US'>10 avenue des Canuts – 69120 VAULX EN VELIN<o:p></o:p></span></b></p><p class=MsoNormal style='mso-margin-top-alt:3.0pt;margin-right:0cm;margin-bottom:0cm;margin-left:1.7pt;margin-bottom:.0001pt'><b><span style='font-size:11.0pt;font-family:"Tahoma","sans-serif";color:#F79646;mso-fareast-language:EN-US'>0437453347</span></b><b><span style='font-size:11.0pt;font-family:"Tahoma","sans-serif";color:#FFC000;mso-fareast-language:EN-US'><o:p></o:p></span></b></p><p class=MsoNormal><b><span style='font-size:14.0pt;font-family:"Tahoma","sans-serif";color:#31849B;mso-fareast-language:EN-US'><o:p> </o:p></span></b></p></td></tr></table><p class=MsoNormal><o:p> </o:p></p></div></div></body></html>