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</o:shapelayout></xml><![endif]--></head><body lang=DE link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi TRNSYS-Experts,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>I tried to connect two airnodes within a zone in order to have the airflow between the airnodes calculated (splitting a room into 2 airnodes) and came across an Error saying that there aren’t any adjacent wall or coupling. . The “virtual surface” for both zones was created as usual in Trnsys3d and the airnodes were connected into a mutual zone in TRNbuild.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>*Refer to image 1.<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>So I activated the “Upper” coupling with 0 kg/h massflow of both airnodes to each other and came across another error saying that the airlink network isn’t properly connected.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>*refer to image 2<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>Has anybody encountered the same problem? Or did I miss any step in order to simulate an opening in trnflow? I already dig in the mailing list archive and found nothing, it would be nice if somebody can help.<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>Thanks in advance.<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>Best regards,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>--------------------------------------------------------------------------------<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Yose Wandy B.Sc.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Wissenschaftlicher Mitarbeiter<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D;mso-fareast-language:DE'><img width=38 height=38 id="Bild_x0020_1" src="cid:image001.jpg@01D0D34A.4F1C74D0" alt="Beschreibung: nur_logo_klein"></span><b><span style='color:#7F7F7F;mso-fareast-language:DE'>Ostfalia Hochschule für angewandte Wissenschaften</span></b><span style='color:#7F7F7F;mso-fareast-language:DE'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Hochschule Braunschweig/Wolfenbüttel<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Fakultät Versorgungstechnik<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Institut für energieoptimierte Systeme (EOS)<o:p></o:p></span></p><p class=MsoNormal style='line-height:13.05pt'><span style='color:#7F7F7F;mso-fareast-language:DE'>Prof. Dr.-Ing. Lars Kühl<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>Salzdahlumer Straße 46-48<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'>D - 38302 Wolfenbüttel<o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'><a href="http://www.ostfalia.de/v"><span style='color:blue'>www.ostfalia.de/v</span></a><o:p></o:p></span></p><p class=MsoNormal><span style='color:#7F7F7F;mso-fareast-language:DE'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#7F7F7F;mso-fareast-language:DE'>Tel. 0049 - 5331 / 939 – 40 550<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#7F7F7F;mso-fareast-language:DE'>Fax 0049 - 5331 / 939 – 40 552<o:p></o:p></span></p><p class=MsoNormal><u><span lang=EN-US style='color:blue;mso-fareast-language:DE'><a href="mailto:y.wandy@ostfalia.de"><span style='color:blue'>y.wandy@ostfalia.de</span></a></span></u><span lang=EN-US style='color:#7F7F7F;mso-fareast-language:DE'><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>