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</o:shapelayout></xml><![endif]--></head><body lang=PL link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Hi,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Honestly firstly it should be stated that natural ventilation is so complex phenomena that simulation of this issue is very difficult – there is a lot of uncertainty (e.g. wind Cp value)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Using Type 56 (TRNBuild) you can only define natural ventilation (infiltration, ventilation mode, coupling flow of walls).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>To simulate natural ventilation accurately you should try to use CFD software (Fluent/ANSYS, OpenFOAM-HVACTool, OpenFOAM-Helyx), there is possibility to coupling this softs with TRNSYS e.g. type 101.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>You can try to simulate it in more coarse way using airflow network method/software – e.g. Contam, ESP-r or commercial TRNBuild plug-in: TRNFLOW.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>There is possibility to coupling Contam or ESP-r model with TRNBuild – see type 97 and 130.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Contam is free airflow and contaminant distribution simulation software, ESP-r is free building performance (both thermal and airflow) simulation software.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Good luck,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Karol<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> jihad alaoui sosse [mailto:</span><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>sys.energie@gmail.com] <br><b>Sent:</b> Monday, March 25, 2013 4:09 PM<br><b>To:</b> TRNSYS-users@cae.wisc.edu<br><b>Subject:</b> [TRNSYS-users] naturel vantilation<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>how to model a naturel ventilation in a multizone building <o:p></o:p></p></div><div><p class=MsoNormal>Cordialy.<o:p></o:p></p></div><p class=MsoNormal>-- <o:p></o:p></p><div><p class=MsoNormal> <o:p></o:p></p><p class=MsoNormal><b><i><span style='font-size:10.0pt;color:#1F497D'>Jihad Alaoui Sosse</span></i></b><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><span style='font-size:10.0pt;font-family:"Book Antiqua","serif";color:#1F497D'>Ingénieur d'étude</span><span style='font-size:10.0pt;color:#1F497D'><o:p></o:p></span></p><p style='margin:0cm;margin-bottom:.0001pt'><i><span style='color:#1F497D'>Département Energie </span></i><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><i><span style='color:#1F497D'>Tél : O648883325 ;</span></i><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><b><i><span style='color:#1F497D'>Courriel : <a href="mailto:sys.energie@gmail.com" target="_blank">sys.energie@gmail.com</a></span></i></b><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><b><i><span style='color:#1F497D'>N</span><span style='color:lime'>O</span><span style='color:#1F497D'>VEC</span><span style='color:blue'>, </span><span style='color:#1F497D'> </span></i></b><i><span style='color:#1F497D'>Filiale de CDG Développement - Groupe CDG</span></i><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><i><span style='color:#1F497D'>Angle Avenue Annakhil et Mehdi Ben Barka</span></i><o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><i><span style='color:#1F497D'>Espace les Palmiers – Hay Riad – Rabat - MAROC</span></i><o:p></o:p></p><p class=MsoNormal><b><i><span style='color:#1F497D'>Site web : <u><a href="http://www.novec.ma" target="_blank" title="http://www.novec.ma/
blocked::http://www.novec.ma/"><span style='color:#1F497D'>www.novec.ma</span></a></u></span></i></b><o:p></o:p></p><p class=MsoNormal> <o:p></o:p></p><p style='margin:0cm;margin-bottom:.0001pt'><b><i><span style='font-family:Webdings;color:lime'>P</span></i></b><b><i><span style='font-family:Webdings;color:green'> </span><span style='color:#1F497D'>Avant d'imprimer, pensez ŕ l'environnement !</span></i></b><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></div></div></body></html>