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<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Michael,<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>The min. mass flow rate calcualted by TRNbuild may
differ from the calculated during the simulation<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>If there it switches from turblent to laminar flow. However,
this isn’t your problem.<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>I had a quick look at your file<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>When I open your file b17 I get an error message for
surface 15 (the one with active layer): <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><img width=480 height=132 id="_x0000_i1025"
src="cid:image001.jpg@01CD4F8E.3ECC0200"><o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>The <b><font color=red><span style='color:red;
font-weight:bold'>adjacent surface numbers of surface 12 and 15 are wrong</span></font></b>!!<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>ZONE Z02<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>RADIATIONMODE<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'> BEAM=STANDARD : DIFFUSE=STANDARD : LONGWAVE=STANDARD
: GEOMODE=MANUAL<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>AIRNODE Z02<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =IW01 : SURF= 11 : AREA= 40.66 :
INTERNAL<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =ID01 : <b><font color=red><span
style='color:red;font-weight:bold'>SURF= 12</span></font></b> : AREA= 44.87
: ADJACENT=Z02 : <b><font color=red><span style='color:red;font-weight:bold'>ADJ_SURF=5</span></font></b>
: FRONT : INTEMP = INPUT 1*Z02_TABS_TETA_SW : MFLOW = INPUT 1*Z02_TABS_MASSFLOW
: NLOOP = 6 : MFLOWMIN = 15<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =ID02 : SURF= 13 : AREA= 5.09 :
BOUNDARY=IDENTICAL<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =ID03 : SURF= 14 : AREA= 12.69 :
BOUNDARY=0<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =ID01 : <b><font color=red><span
style='color:red;font-weight:bold'>SURF= 15</span></font></b> : AREA= 44.87
: ADJACENT=Z02 : <b><font color=red><span style='color:red;font-weight:bold'>ADJ_SURF=1</span></font></b>
: BACK : INTEMP = INPUT 1*Z02_TABS_TETA_SW : MFLOW = INPUT 1*Z02_TABS_MASSFLOW
: NLOOP = 6 : MFLOWMIN = 15<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>WALL =ID05 : SURF= 16 : AREA= 12.69 :
BOUNDARY=IDENTICAL<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>I assume you edit the file manually. <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>If I delete the wrong ADJ_SURF, and I reopen it
TRNbuild it assigns the the correct numbers.<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'>Marion<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span lang=EN-GB
style='font-size:10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Dipl.-Ing. <st1:PersonName w:st="on">Marion Hiller</st1:PersonName> <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>TRANSSOLAR: KlimaEngineering - Technologien für energieeffizientes
Bauen und Nutzerkomfort in Gebäude <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Munich - New York - <st1:PersonName w:st="on">Stuttgart</st1:PersonName>
+ 49.711.67976.0 <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Transsolar Energietechnik GmbH, Curiestrasse 2, 70563 <st1:PersonName
w:st="on">Stuttgart</st1:PersonName> <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Amtsgericht <st1:PersonName w:st="on">Stuttgart</st1:PersonName> - HRB
23347, Steuernummer 99073/00911, USt-IdNr.: DE152272639<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Geschäftsführer: Dipl.Ing. Matthias Schuler, Dipl.Ing. Thomas Auer,
Dipl.Phys. Stefan Holst, Prof. Dipl.-Ing. Bleicher <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'> <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>-----Ursprüngliche Nachricht-----<br>
Von: Michael Döbele [mailto:michael.doebele@hochschule-bc.de] <br>
Gesendet: Montag, 18. Juni 2012 23:25<br>
An: <st1:PersonName w:st="on">trnsys-users@engr.wisc.edu</st1:PersonName><br>
Betreff: [TRNSYS-users] minmassflowrate</span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Dear TRNSSYS User,<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>i am trying to run an active layer with an specific massflow rate of 15
<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>kg/h m² (absolute value 654.15 kg/h). TRNBuild calculates a minimum <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>allowed massflow rate of 10.25 kg/h. (446 kg/h) ....so far so good.<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>But when I set this massflow rate in TRNSYS Studio via Input to the <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>wanted 654.15 kg/h I get following error<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>"specific fluid mass flow of active layer in surface 2 below
minimum<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>value of16.26/m2h, increase the minimum mass flow rate or use<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>autosegmentation feature of TRNBuild for subdividing the surface."<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>This is a really strange behavior. The massflow criteria varies and <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>seems to depend on the inlet temperature.. I also tried
autosegmentation <o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>- I didn´t help, I got the same error message.<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Please help me out here..<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Thank you<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'>Michael Döbele<o:p></o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
<p class=MsoPlainText><font size=2 face="Courier New"><span style='font-size:
10.0pt'><o:p> </o:p></span></font>
</p>
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