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</o:shapelayout></xml><![endif]--></head><body lang=FR link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>Dear Davide,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>The amount of solar radiation received by each part of the building is important, especially if you have windows.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>In your case, you should first define in your TRNBuild file a different orientation for each shaded portion of the building, because the incident radiation is not the same as the building’s non-shaded portions.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>Then, in your TRNSYS studio file you can use either type 34 or type 67 to define the solar masks. With your specific problem, type 34 really seems appropriate because you can model adjacent walls simply by putting their dimensions in the type’s parameters. However, if you use the type 34, remember to use the anisotropic sky model (sky model number 1 – defined in type 109 if you use this type) because this is the sky model type 34 computes the radiation with.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>Regards,<o:p></o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'>Héloïse Pelen<o:p></o:p></span></b></p><p class=MsoNormal><b><span lang=EN-US style='font-size:2.0pt;font-family:"Tahoma","sans-serif";color:white'>ETAMINE<o:p></o:p></span></b></p></div><table class=MsoNormalTable border=0 cellpadding=0><tr style='height:33.0pt'><td width=418 rowspan=2 valign=top style='width:313.65pt;padding:.75pt .75pt .75pt .75pt;height:33.0pt'><table class=MsoNormalTable border=0 cellpadding=0 width=416 style='width:312.15pt'><tr><td width="29%" style='width:29.36%;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal align=center style='text-align:center'><b><span style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:#00B050;text-transform:uppercase'><img width=118 height=48 id="Image_x0020_1" src="cid:image001.png@01CBD83B.A3A46080" alt="etamine_mail"></span></b><span style='color:black'><o:p></o:p></span></p></td><td width="69%" style='width:69.2%;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:black'><a href="mailto:heloise.pelen@etamine.coop"><span style='color:black'>heloise.pelen@etamine.coop</span></a><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:black'>75 rue de la Villette - 69003 Lyon<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:black'>Std : 04 37 45 34 20 / Fax : 04 37 45 41 38<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:8.0pt;font-family:"Tahoma","sans-serif";color:#00B050'>Ld : 04 37 45 34 13 / Port : 06 65 07 41 77</span><span style='font-size:8.0pt;font-family:"Calibri","sans-serif";color:#00B050'><o:p></o:p></span></p></td></tr></table></td><td width=0 style='width:.3pt;padding:0cm 0cm 0cm 0cm;height:33.0pt'></td></tr><tr style='height:13.5pt'><td width=0 style='width:.3pt;padding:0cm 0cm 0cm 0cm;height:13.5pt'></td></tr></table><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:black'><a href="www.etamine.coop" title="Aller sur le site de ETAMINE"><span style='font-size:14.0pt;font-family:Mistral;color:#00B050'>www.etamine.coop</span></a></span><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>De :</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> davide disco [mailto:chester_83@hotmail.it] <br><b>Envoyé :</b> mardi 1 mars 2011 11:37<br><b>À :</b> trnsys-users@cae.wisc.edu<br><b>Objet :</b> [TRNSYS-users] shadings<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Dear all,</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><br></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>I have some doubts about shading.</span></span><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><br><span class=ecxhps>Looking </span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>at the attached (that is a plant of </span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>the thermal zone subject of my study)</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>, you can see that there are portions of wall (indicated by letters) that, </span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>depending on</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>the sun direction (e.g. north or north-west in my case), cause a shadow zone on the walls indicated by numbers</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>.<br>In consequence of this, walls indicated by numbers shouldn't have the same amount of solar radiation incident on their outside surface. Am I wrong if I think so? <br></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>Is this</span></span><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> <span class=ecxhps>shading</span> <span class=ecxhps>important</span> <span class=ecxhps>for</span> <span class=ecxhps>the</span> <span class=ecxhps>calculation</span> <span class=ecxhps>of the</span> <span class=ecxhps>incoming and outgoing</span> <span class=ecxhps>heat</span> <span class=ecxhps>from</span> each <span class=ecxhps>wall</span> and for the calculation of </span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>heat and cooling demands</span><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>?</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><br>In this case,maybe I should indicate separately every portion of wall </span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>indicated by numbers and letters so</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>that</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>I can</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>take into</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>account these shadings</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> by an </span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>appropriate</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>value</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>of</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>geosurf</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> for each portion of wall or can I</span><span class=ecxshorttext><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>alternatively</span></span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> take into account these shadings in some other way?<br>For example, can I use types 34, 64 or 67 for my purpose?<br><br>Thanks in advance </span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>for</span></span><span class=ecxshorttext><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span></span><span class=ecxhps><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>any help.</span></span><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><br><br><span class=ecxhps>Best regards, </span><br><span class=ecxhps>Davide.</span></span><span lang=EN style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> </span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'><o:p></o:p></span></p></div></body></html>