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<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>Bastien / Christophe / etc.,<o:p></o:p></span></font>
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10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font>
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<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>David is correct,
however, TRNSYS 17 will allow a user-defined emissivity for both external and
internal walls. TRNSYS 17 is planned for release this September.<o:p></o:p></span></font>
</p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font>
</p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Regards,<o:p></o:p></span></font>
</p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;color:navy'>Erik<o:p></o:p></span></font>
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style='font-size:10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font>
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<p class=MsoNormal><b><font size=2 color=black face=Tahoma><span
style='font-size:10.0pt;font-family:Tahoma;color:windowtext;font-weight:bold'>Von:</span></font></b><font
size=2 color=black face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma;
color:windowtext'> David Bradley [mailto:bradley@tess-inc.com] <br>
<b><span style='font-weight:bold'>Gesendet:</span></b> Donnerstag, 16. April
2009 18:10<br>
<b><span style='font-weight:bold'>An:</span></b> Bastien GARBAY<br>
<b><span style='font-weight:bold'>Cc:</span></b> trnsys-users@cae.wisc.edu<br>
<b><span style='font-weight:bold'>Betreff:</span></b> Re: [TRNSYS-users] Long
wave emissivity of walls</span></font><font color=black><span style='color:
windowtext'><o:p></o:p></span></font>
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style='font-size:12.0pt'><o:p> </o:p></span></font>
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<p class=MsoNormal><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt'>Cristophe and Bastien,<br>
I believe that the emissivity of walls in Type56 is assumed to always be
0.9 and that there is not a convenient way to model low emissivity materials in
TRNSYS 16.<br>
Kind regards,<br>
David<br>
<br>
<br>
Bastien GARBAY wrote: <o:p></o:p></span></font>
</p>
<div>
<p><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Dear Trnsys-users,</span></font><o:p></o:p>
</p>
<p><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I'm trying to modelize a low emissivity material to evaluate
its impact on summer confort of buildings. Can I change the long wave
emissivity of the outside surfaces of walls? I read in the User Guide the
default value of emissivity is 0.9 for any walls.</span></font><o:p></o:p>
</p>
<p><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Has anyone ever tried to modelize this kind of
"reflecting" material?</span></font><o:p></o:p>
</p>
<p><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Thanks a lot for your help,</span></font><o:p></o:p>
</p>
<p><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Best regards,</span></font><o:p></o:p>
</p>
</div>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Bastien Garbay</span></font><o:p></o:p>
</p>
<p class=MsoNormal><font size=2 color=black face=Arial><span style='font-size:
10.0pt;font-family:Arial'>Cabinet SIDLER / ENERTECH<br>
Quartier Bourgounion<br>
F-26160 FELINES SUR RIMANDOULE<br>
tel-fax : +33 (0)4 75 90 18 54<br>
Courriel : <a href="mailto:garbay@enertech.fr" moz-do-not-send=true>garbay@enertech.fr</a><br>
Site : <a href="http://www.enertech.fr/" title="http://www.enertech.fr/"
moz-do-not-send=true>www.enertech.fr</a></span></font><o:p></o:p>
</p>
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style='font-size:10.0pt'><o:p> </o:p></span></font>
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style='font-size:10.0pt'><o:p> </o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>_______________________________________________<o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>TRNSYS-users mailing list<o:p></o:p></span></font>
</pre><pre><font
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</pre><pre><font
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<br>
<o:p></o:p></span></font>
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<pre><font size=2 color=black face="Courier New"><span style='font-size:10.0pt'>-- <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>***********************************************************************<o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>Thermal Energy System Specialists (TESS), LLC <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>David BRADLEY 22 N. Carroll Street - Suite 370 <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>Partner Madison, WI 53703 <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'> USA<o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>P: +1.608.274.2577 <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>F: +1.608.278.1475<o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>E-mail: <a
href="mailto:bradley@tess-inc.com">bradley@tess-inc.com</a> <o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'>Web Pages: <a
href="http://www.tess-inc.com">http://www.tess-inc.com</a> and <a
href="http://www.trnsys.com">http://www.trnsys.com</a><o:p></o:p></span></font>
</pre><pre><font
size=2 color=black face="Courier New"><span style='font-size:10.0pt'><o:p> </o:p></span></font>
</pre><pre><font
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