<br />Hello Pauline,<br /><br />Please check the convective heat transfer coefficient on the inside or outside of that window in the 'Window Typemanager'. I would recommend an internal calculation for the inside surface.<br /><br />Best regards,<br /><br />Matt Duffy<br /><br /><!--replyfwdwrap--><div style="background-image: url(http://webmail.fusemail.com/de/r_bg_img.gif); background-repeat: repeat-x; background-position: 50% top"><strong>----- Original Message -----</strong><br /><strong>From:</strong> "Pauline GELIN" <p.gelin@katene.fr> <br /><strong>Sent:</strong> Fri, April 8, 2011 7:06<br /><strong>Subject:</strong> [TRNSYS-users] question about a recurring error during simulation<br /><br /> <table cellspacing="5" width="100%"><tbody><tr><td><div class="PrivateMsgDiv"><!-- begin sanitized html --><style type="text/css"></style><div class="bodyclass"><div class="WordSection1"><p class="MsoNormal">Dear all,</p><p class="MsoNormal"> </p><p class="Ms!
 oNormal"><span lang="EN-US">One of my simulations is interrupted due to this error :</span></p><p class="MsoNormal"><span lang="EN-US">“</span></p><p class="MsoNormal"><span lang="EN-US">Message: zone X surface Y pane temperature calculation is diverging at time 0.25000TDIF Nan </span></p><p class="MsoNormal"><span lang="EN-US">                               ITPANE:31 ITCALC:51</span></p><p class="MsoNormal"><span lang="EN-US">“</span></p><p class="MsoNormal"><span lang="EN-US">(this error is repeated for lot of my building zones created in the plugin TRNSYS3D and completed  in TRNBuild)</span></p><p class="MsoNormal"><span lang="EN-US"> </span></p><p class="MsoNormal"><span lang="EN-US">In fact, during this simulation I just want to </span><span class="hps"><span lang="EN">check the</span></span><span la!
 ng="EN"> <span class="hps">consistency of</span> <span class="hps">dif
ferent</span> <span class="hps">times</span> <span class="hps">come into play</span> <span class="hps">in</span> <span class="hps">my</span> <span class="hps">real</span> <span class="hps">simulation (schedules in TRNBuild file, time of simulation by type 21, weather time for types 15-6 and 89e and finally planning imported in type 9).</span></span></p><p class="MsoNormal"><span class="hps"><span lang="EN"> </span></span></p><p class="MsoNormal"><span class="hps"><span lang="EN">Do you know what this error means and how can I fix it ?</span></span></p><p class="MsoNormal"><span class="hps"><span lang="EN"> </span></span></p><p class="MsoNormal"><span class="hps"><span lang="EN">Thanks a lot in advance. </span></span></p><p class="MsoNormal"><span lang="EN"> </span></p><p class="MsoNormal"><span lang="EN">Pauline Gelin, </span></p><p class="MsoNormal"><span lang="EN">Katene engineer, <span class="hps">fluid</span><span class="shorttext"> </span><span class="hps!
 ">design office.</span></span></p></div></div><!-- end sanitized html --><hr size="1" noshade="noshade" /><pre>
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