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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Dear All,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I try to simulate dwelling with natural ventilation. I set some algorithm for window opening and ideal heating for colder part of year for each zone with set temperature depending on time of day.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>When I run my yearly simulation it stop in one moment and TRNEXE is frozen… There is even no error! Then I can only turn off TRNEXE.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Only think what appear (many times) in .lst file is<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Notice: More than 6 iterations for internal regulation HEATING/COOLING.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I will be grateful for any advice!<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>I enclose .lst file.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>------------------------------------------------<o:p></o:p></p><p class=MsoNormal>Karol Bandurski MSc.<o:p></o:p></p><p class=MsoNormal><span lang=PL style='background:white'><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 style='background:white'><o:p></o:p></span></p><p class=MsoNormal><span style='background:white'>Poznan University of Technology<o:p></o:p></span></p><p class=MsoNormal><span lang=PL style='background:white'><a href="http://www.ee.put.poznan.pl/"><span lang=EN-US style='color:blue'>www.ee.put.poznan.pl</span></a></span><span style='background:white'><o:p></o:p></span></p><p class=MsoNormal><span lang=PL style='background:white'><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>