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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'>This takes me back a few years. Yes there
is data on the different output, convective and radiative for different
radiators with and without fins.(if this is what you require?)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'>I have an old Buderus handbook from about
1980 which has the different values, I believe Recknagel-Sprenger carries different
values. I think I also have some values in my Masters thesis references, but
this would really be scraping the barrel and would require me taking a trip to
the garage and searching through a dozen carefully ignored archive boxes.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span 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 style='font-size:
10.0pt;font-family:Arial;color:navy'>Is this what you are looking for?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 color=navy face=Arial><span style='font-size:
10.0pt;font-family:Arial;color:navy'><o:p> </o:p></span></font></p>
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<p class=MsoNormal style='mso-margin-top-alt:auto;margin-bottom:12.0pt'><st1:PersonName
w:st="on"><font size=2 color=black face=Arial><span style='font-size:10.0pt;
font-family:Arial;color:black'>Peter Simmonds</span></font></st1:PersonName><font
size=2 color=black face=Arial><span style='font-size:10.0pt;font-family:Arial;
color:black'> Ph.D.</span></font><font size=1 color=gray face=Arial><span
style='font-size:7.5pt;font-family:Arial;color:gray'><br>
Senior Associate, Advanced Technology Group<br>
<br>
</span></font><font color=gray face=Arial><span style='font-family:Arial;
color:gray'>IBE Consulting Engineers</span></font><font color=gray><span
style='color:gray'><br>
</span></font><font size=1 color=gray face=Arial><span style='font-size:7.5pt;
font-family:Arial;color:gray'>14130 Riverside Drive Suite 201</span></font><font
size=1 color=navy face=Arial><span style='font-size:7.5pt;font-family:Arial;
color:navy'><br>
</span></font><font size=1 color=gray face=Arial><span style='font-size:7.5pt;
font-family:Arial;color:gray'>Sherman Oaks, CA 91423<br>
p: (818) 377-8220 ext. 246<br>
f: (818) 377-8230<br>
m: (818) 219-1284<o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
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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'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b><span style='font-weight:
bold'>On Behalf Of </span></b>leen peeters<br>
<b><span style='font-weight:bold'>Sent:</span></b> Thursday, February 12, 2009
2:23 AM<br>
<b><span style='font-weight:bold'>To:</span></b> bldg-sim@lists.onebuilding.org<br>
<b><span style='font-weight:bold'>Subject:</span></b> [Bldg-sim] convection
coefficient for internal fluw in rectangularduct</span></font><o:p></o:p></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Dear,<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>could anyone suggest me a correlation for the convection coefficient in
a rectangular duct valid for both laminar and turbulent flow? Or more in
particular I'm looking for a convection coefficient that describes the effects
for the hollow space in beteen two panels of a panel radiator with convecter
blades (type 22 radiator).<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Thanks a lot!<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'> <o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Leen Peeters<o:p></o:p></span></font></p>
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