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</o:shapelayout></xml><![endif]--></head><body lang=ES link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Dear Jochen, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thank you for your answer. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>As regards the shm file, I checked, and it’s ok, I understood. Thanks, this point was not so clear to me. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>As regards the definition of cold bridges, I have some other questions. Perhaps you can help me.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l2 level1 lfo5'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>-<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>As you say, I use this method: I draw a wall in a thermal zone in SketchUp and I re-import the model in TrnBuild. When I define the wall as a cold bridge, it changes automatically the voice “area” of the wall to the voice “length”, as it is a cold bridge. But the value is the same of the area of the wall I drew in SketchUp. This means that the way to put the correct length is to draw in SketchUp a wall with this length x 1m of width, isn’t it?<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l2 level1 lfo5'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>-<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>May I put the new wall (which will be defined as cold bridge) everywhere in the space of a thermal zone? For example, if I draw a wall corresponding to the cold bridge of a pillar/floor in front of the position of the pillar/floor, at a certain distance from the facade’s wall, does it affect as a shading element to the wall or not? And in any case, what is the better place to draw the wall? <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>I attach images to help you to visualize my question. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l2 level1 lfo5'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>-<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>Finally, is there a way to define punctual cold bridges? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thank you very much and best regards, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Verdiana <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='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 lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:ES'>De:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:ES'> trnsys-users-bounc</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:ES'>es@cae.wisc.edu [mailto:trnsys-users-bounces@cae.wisc.edu] <b>En nombre de </b>hotline<br><b>Enviado el:</b> martes, 11 de marzo de 2014 15:06<br><b>Para:</b> 'TRNSYS users mailing list at the Solar Energy Lab, UW-Madison'<br><b>Asunto:</b> Re: [TRNSYS-users] Coldbridge effect and mixed geometry model<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=DE style='color:#1F497D'>Dear Verdiana,<o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>To add a new wall and keeping the possibility of using the detailed radiation computation. You have to export the <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>TRNBuild model to an idf File and add the wall in SketchUp. Afterwards you can re-import and define <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>the wall as a coldbridge.<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l1 level1 lfo2'><![if !supportLists]><span lang=EN-US style='color:#1F497D'><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US style='color:#1F497D'>The shm file is used, when it exists (and when it is named as your b17 file) , no matter if you choose the 3D Mode, the mixed mode or manual mode. You can check in the list file if the shm file is used, this message will occure.<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'>*** Notice at time : 0.000000<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'> Generated by Unit : 14<o:p></o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='color:#1F497D'> Generated by Type : 56<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US style='color:#1F497D'> Message : Shading mask file *.shm for external windows exists and will be used.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'> <o:p></o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='color:#1F497D'>The difference is that vfm and ism matrices can’t be used in the mixed mode.<o:p></o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal style='text-indent:35.4pt'><span lang=EN-US style='color:#1F497D'>Regards <o:p></o:p></span></p><div><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>__________________________________________________________________________________________________<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:9.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'><o:p> </o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>Jochen Lam<o:p></o:p></span></i></p><p class=MsoNormal><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>TRNSYS Software Team<o:p></o:p></span></p><p class=MsoNormal><i><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'><br></span></i><b><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>Transsolar Energietechnik GmbH<o:p></o:p></span></b></p><p class=MsoNormal><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>Curiestraße 2<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>70563 Stuttgart<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>Fax: </span><span lang=DE style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>+49 711 67976-11<br>Email: <a href="mailto:jlam@transsolar.com">jlam@transsolar.com</a><o:p></o:p></span></p><p class=MsoNormal><span lang=DE style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black;mso-fareast-language:DE'>Web: <a href="http://www.trnsys.de">www.trnsys.de</a> </span><span lang=DE style='color:#1F497D;mso-fareast-language:DE'><o:p></o:p></span></p></div><p class=MsoNormal><span lang=DE style='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 lang=DE style='font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:DE'>Von:</span></b><span lang=DE style='font-size:10.0pt;font-family:"Tahoma","sans-serif";mso-fareast-language:DE'> <a href="mailto:trnsys-users-bounces@cae.wisc.edu">trnsys-users-bounces@cae.wisc.edu</a> [<a href="mailto:trnsys-users-bounces@cae.wisc.edu">mailto:trnsys-users-bounces@cae.wisc.edu</a>] <b>Im Auftrag von </b>Verdiana Russo<br><b>Gesendet:</b> Montag, 10. März 2014 17:00<br><b>An:</b> <a href="mailto:trnsys-users@cae.wisc.edu">trnsys-users@cae.wisc.edu</a><br><b>Betreff:</b> [TRNSYS-users] Coldbridge effect and mixed geometry model<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=DE><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Dear TRNSYS Users, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I have two questions about building simulation. <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo4'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>1)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>I would like to introduce some coldbridge effects in a building model, created with Trnsys3D-SketchUp. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>As I see, a way to do it is to add a new wall to the zone, and define it as Coldbridge. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>To do this, the program asks me to change the geometry model from “3D” to “manual” or “mixed”. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>But in this way I lose the possibility to simulate with detailed internal and external radiation mode. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US><o:p> </o:p></span></p><p class=MsoListParagraph><span lang=EN-US>Do you know if there is another way to consider coldbridge effects, which functions with detailed radiation mode?<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>Is there anyone who tried to do it? <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US><o:p> </o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo4'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>2)<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>In Volume 5 of the TRNsys Manual the difference between “3D”, “manual” and “mixed” geometry mode is explained.<o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>In “mixed” mode it says that only detailed external shading is considered. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>As I understand from this, if I use this mode, I should need the shading matrix file to run the simulation and to consider external shading. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>But I tried to run the simulation pulling out the .shm file from the folder where the .b17 file is, and the simulation runs without errors. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>So I think that it does not need .shm file to function. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US>I pulled out the .ism, .shd too, and I see that it does not use them too. <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US><o:p> </o:p></span></p><p class=MsoListParagraph><span lang=EN-US>So, my question is: how does “mixed” mode consider detailed external shading? <o:p></o:p></span></p><p class=MsoListParagraph><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks and best regards, <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Verdiana Russo<o:p></o:p></span></p></div></body></html>