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    Kelvin,<br>
      Those functions are not very complicated and since the source code
    is provided I would imagine that it would be easier just to recreate
    the functions in C++.<br>
    kind regards,<br>
     David<br>
     <br>
    <br>
    <div class="moz-cite-prefix">On 07/06/2015 01:27, Kelvin Loh wrote:<br>
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cite="mid:4B9DB034B3C10D43B12CD66A242611E224A2B27C@SMAILDBPRD01.sf.sp.edu.sg"
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      <p class="MsoNormal"><b><i><span style="font-size:11.0pt;
              font-family:"Calibri"" lang="EN-US">Message
              Classification:
              <span style="color:blue">Restricted</span></span></i></b></p>
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          <p class="MsoNormal">Hello</p>
          <p class="MsoNormal"> </p>
          <p class="MsoNormal">I am trying to simulate a flat-plate
            collector using C++ in TRNSYS. I require the calculation of
            Rayleigh and Nusselt number to get the h_w. Is there any
            header file for the air properties to be used for the
            Rayleigh number or I have to come up with  myself? </p>
          <p class="MsoNormal"> </p>
          <p class="MsoNormal">Regards,</p>
          <p class="MsoNormal">Kelvin Loh</p>
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      <pre wrap="">_______________________________________________
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    <br>
    <pre class="moz-signature" cols="72">-- 
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
22 North Carroll Street - suite 370
Madison, WI  53703 USA

P:+1.608.274.2577
F:+1.608.278.1475
<a class="moz-txt-link-abbreviated" href="mailto:d.bradley@tess-inc.com">d.bradley@tess-inc.com</a>

<a class="moz-txt-link-freetext" href="http://www.tess-inc.com">http://www.tess-inc.com</a>
<a class="moz-txt-link-freetext" href="http://www.trnsys.com">http://www.trnsys.com</a></pre>
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