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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>Dear All</span>,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I sent you two version of my project (<span style='background:aqua;mso-highlight:aqua'>Bud01_v_c_HHDZ_join_cf</span> and <span style='background:lime;mso-highlight:lime'> Bud01_v_c_HHDZ_join</span>). <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 define airflow between zone as coupling flow in the first version(<span style='background:aqua;mso-highlight:aqua'>Bud01_v_c_HHDZ_join_cf.tpf, bud01_v_c4.b17</span>), and as ventilation air flow in the second version (<span style='background:lime;mso-highlight:lime'>Bud01_v_c_HHDZ_join.tpf, bud01_v_c4_vent.b17</span>).<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>Except this difference everything is the same.<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>But result (e.g. for months) are strongly divergent (<span style='background:aqua;mso-highlight:aqua'>Bud01_c_vm_10z_newinf1_vent_cf.txt</span> and <span style='background:lime;mso-highlight:lime'>Bud01_c_vm_10z_newinf1_vent_cfout.txt</span>).<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>Could you explain me: why?<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 style='background:aqua;mso-highlight:aqua'>COUPLING FLOW:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:aqua;mso-highlight:aqua'>Bud01_v_c_HHDZ_join_cf.tpf<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:aqua;mso-highlight:aqua'>bud01_v_c4.b17<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:aqua;mso-highlight:aqua'>Bud01_c_vm_10z_newinf1_vent_cf.txt</span><span lang=EN-US><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 style='background:lime;mso-highlight:lime'>VENTILATION FLOW:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:lime;mso-highlight:lime'>Bud01_v_c_HHDZ_join.tpf<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:lime;mso-highlight:lime'>bud01_v_c4_vent.b17<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:lime;mso-highlight:lime'>Bud01_c_vm_10z_newinf1_vent_cfout.txt</span><span lang=EN-US><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 style='background:yellow;mso-highlight:yellow'>COMMON FILE:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:yellow;mso-highlight:yellow'>Bud01_v5.air</span><span lang=EN-US><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>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 style='mso-fareast-language:PL'>------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:PL'>Karol Bandurski </span><span lang=EN-US style='mso-fareast-language:PL'>MSc.</span><span lang=EN-US style='mso-fareast-language:PL'><o:p></o:p></span></p><p class=MsoNormal><span style='background:white;mso-fareast-language:PL'><a href="http://www.ee.put.poznan.pl/" target="_top"><span lang=EN-US style='color:windowtext;text-decoration:none'>Institute of Environmental Engineering</span></a></span><span lang=EN-US style='background:white;mso-fareast-language:PL'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='background:white;mso-fareast-language:PL'>Poznan University of Technology<o:p></o:p></span></p><p class=MsoNormal><span style='background:white;mso-fareast-language:PL'><a href="http://www.ee.put.poznan.pl/"><span lang=EN-US style='color:blue'>www.ee.put.poznan.pl</span></a></span><span lang=EN-US style='background:white;mso-fareast-language:PL'><o:p></o:p></span></p><p class=MsoNormal><span style='background:white;mso-fareast-language:PL'><a href="http://www.put.poznan.pl/"><span style='color:blue'>www.put.poznan.pl</span></a><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>