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<p>Marion, thanks for answering that! interesting question and not
something I had ever considered!</p>
<p>David</p>
<p><br>
</p>
<br>
<div class="moz-cite-prefix">On 05/18/2018 04:44, Marion Hiller via
TRNSYS-users wrote:<br>
</div>
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<p class="MsoNormal">Dear Karol,<o:p></o:p></p>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">have set temperature to
20 and humidity to “relative humidity” and “outside”. What
will be value of ventilation air humidity?<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph"
style="margin-left:0cm;mso-list:l1 level1 lfo1"><span
lang="EN-US">Type 56 does the following:
<br>
Example 1: <br>
ambient air conditions: Tamb = 8 °C and RHamb = 80 %; <br>
ventilation: Tvent = 20 °C and RHvent = outside<o:p></o:p></span></li>
</ul>
<p class="MsoListParagraph"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US">Result: Type 56
calculates the resulting absolute humidity gain by calling
psychometrics kernel routine with that Tvent = 20 °C with
RHvent = 80 %<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US">Example 2:<o:p></o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US">ambient air
conditions: Tamb = 8 °C and wamb = 0.003 kg/kg <br>
ventilation: Tvent = 20 °C and wvent = outside<o:p></o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US">Result: Type 56
uses wvent = wamb = 0.003 kg/kg as the resulting absolute
humidity gain
<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph"
style="margin-left:0cm;mso-list:l1 level1 lfo1"><span
lang="EN-US">Thus, if you want to take into account the
condition process which changes the relative humidity you
have to
<o:p></o:p></span></li>
</ul>
<ul style="margin-top:0cm" type="disc">
<li class="MsoListParagraph"
style="margin-left:18.0pt;mso-list:l0 level1 lfo2"><span
lang="EN-US">calculate the changed rel. humidity acc. to
temperature change by an another component (AHU,
Psychometrics) and
<o:p></o:p></span></li>
<li class="MsoListParagraph"
style="margin-left:18.0pt;mso-list:l0 level1 lfo2"><span
lang="EN-US">give the changed rel. humidity as an input in
the ventilation type.<o:p></o:p></span></li>
</ul>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Marion<o:p></o:p></span></p>
<p class="MsoListParagraph"><span lang="EN-US"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#005A00;mso-fareast-language:DE-CH"
lang="DE-CH">-----------------------------------------------------------------------------------------------------------------------------------------------------------</span></b><span
style="mso-fareast-language:DE-CH" lang="DE-CH">
</span><span style="mso-fareast-language:DE-CH"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#005A00;mso-fareast-language:DE-CH"
lang="DE-CH">Dipl.-Ing. Marion Hiller </span></b><b><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#009900;mso-fareast-language:DE-CH"
lang="DE-CH"><br>
</span></b><b><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:#007000;mso-fareast-language:DE-CH"
lang="DE-CH">TRANSSOLAR Energietechnik GmbH </span></b><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:blue;mso-fareast-language:DE-CH"
lang="DE-CH"><br>
</span><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#005A00;mso-fareast-language:DE-CH"
lang="DE-CH">Stuttgart - Munich - New York - Paris
</span></b><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#007000;mso-fareast-language:DE-CH"
lang="DE-CH"> <o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#007000;mso-fareast-language:DE-CH"
lang="DE-CH">t:
<a href="tel:%2B49.711.67976.27" target="_blank"
moz-do-not-send="true"><span style="color:#007000">+49.711.67976.0</span></a>
f:
<a href="tel:%2B49.711.67976.11" target="_blank"
moz-do-not-send="true"><span style="color:#007000">+49.711.67976.11</span></a></span></b><span
style="font-size:13.5pt;font-family:"Helvetica",sans-serif;color:#007000;mso-fareast-language:DE-CH"><o:p></o:p></span></p>
<p class="MsoNormal"><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#0070C0;mso-fareast-language:DE-CH"
lang="DE-CH"><a href="http://www.transsolar.com/"
target="_blank" moz-do-not-send="true"><span
style="color:#0070C0">www.transsolar.com/</span></a></span></b><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;color:#005A00;mso-fareast-language:DE-CH"
lang="DE-CH"> <br>
<br>
</span></b><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;mso-fareast-language:DE-CH"
lang="DE-CH">KlimaEngineering - Technologien für
energieeffizientes Bauen und Nutzerkomfort in Gebäuden <span
style="color:#005A00"><br>
</span>Transsolar Energietechnik GmbH, Curiestrasse 2,
70563 Stuttgart <o:p></o:p></span></b></p>
<p class="MsoNormal"><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;mso-fareast-language:DE-CH"
lang="DE-CH">Amtsgericht Stuttgart - HRB 23347</span></b><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;mso-fareast-language:DE-CH">
/ Steuernummer: 99073/00911 / USt-IdNr.: DE 152272639</span></b><b><span
style="font-size:7.5pt;font-family:"Arial",sans-serif;mso-fareast-language:DE-CH"
lang="DE-CH"><br>
Geschäftsführer: Matthias Schuler, Thomas Auer, Stefan
Holst, Dieter Schnelle </span></b><span
style="font-size:13.5pt;font-family:"Helvetica",sans-serif;mso-fareast-language:DE-CH"><o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<div style="border:none;border-top:solid #E1E1E1
1.0pt;padding:3.0pt 0cm 0cm 0cm">
<p class="MsoNormal"><b><span
style="mso-fareast-language:DE">Von:</span></b><span
style="mso-fareast-language:DE"> TRNSYS-users
[<a class="moz-txt-link-freetext" href="mailto:trnsys-users-bounces@lists.onebuilding.org">mailto:trnsys-users-bounces@lists.onebuilding.org</a>]
<b>Im Auftrag von </b>Karol Bandurski via TRNSYS-users<br>
<b>Gesendet:</b> Freitag, 18. Mai 2018 08:55<br>
<b>An:</b> <a class="moz-txt-link-abbreviated" href="mailto:trnsys-users@cae.wisc.edu">trnsys-users@cae.wisc.edu</a><br>
<b>Cc:</b> Karol Bandurski
<a class="moz-txt-link-rfc2396E" href="mailto:karol.bandurski@put.poznan.pl"><karol.bandurski@put.poznan.pl></a>;
<a class="moz-txt-link-abbreviated" href="mailto:TechSupport@tess-inc.com">TechSupport@tess-inc.com</a>; hotline
<a class="moz-txt-link-rfc2396E" href="mailto:hotline@Transsolar.com"><hotline@Transsolar.com></a><br>
<b>Betreff:</b> [TRNSYS-users] humidity of vetilation
air<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal"><span lang="EN-US">Dear Experts,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">In Ventilation Type
Manager in TRNBuild there is possibility to set temperature
of ventilation air to outside and also humidity to outside.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">I have set temperature
to 20 and humidity to “relative humidity” and “outside”.
What will be value of ventilation air humidity?<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt"><span
lang="EN-US">1)</span><span
style="font-size:7.0pt;font-family:"Times New
Roman",serif" lang="EN-US">
</span><span lang="EN-US">Does TRNBuild calculate that by
heating up or cooling down outside air, to setting (20), the
relative humidity also change?<o:p></o:p></span></p>
<p class="MsoListParagraph" style="text-indent:-18.0pt"><span
lang="EN-US">2)</span><span
style="font-size:7.0pt;font-family:"Times New
Roman",serif" lang="EN-US">
</span><span lang="EN-US">If yes: Does TRNBuild take in to
account that part of water will condensate if outside
relative humidity is high and set ventilation temperature is
much lower?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US">Your
respond will be helpful because it is not possible to direct
check it by simulation.<o:p></o:p></span></p>
<p class="MsoNormal"><span style="color:#1F497D" lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Kind regards,<br>
Karol<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US">--------------------------------------------------------------------<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US">Karol BANDURSKI M. Sc.<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US">Faculty of Civil and Environemntal Engeneering<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US">Division of Heating, Air Conditioning and Air
Protection<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US">Poznan University of Technology<o:p></o:p></span></p>
<p class="MsoNormal" style="background:white"><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="PL"><a
href="http://www.put.poznan.pl/%7Ekarol.bandurski"
target="_blank" moz-do-not-send="true"><span
style="color:blue" lang="EN-US">www.put.poznan.pl/~karol.
bandurski</span></a></span><span
style="font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PL"
lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:PL"
lang="PL"><a
href="https://www.researchgate.net/profile/Karol_Bandurski"
moz-do-not-send="true"><span style="color:blue"
lang="EN-US">https://www.researchgate.net/profile/Karol_Bandurski</span></a></span><span
style="mso-fareast-language:PL" lang="EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"><o:p> </o:p></span></p>
</div>
<br>
<fieldset class="mimeAttachmentHeader"></fieldset>
<br>
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</pre>
</blockquote>
<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>
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