<div dir="ltr"><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394">Dear all, </div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394"><br></div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394">Is there any update regarding the variable-speed-compressor heat pump model? Is it expected to be available in the next couple of months? </div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394"><br></div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394">Thank you in advance!</div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394"> </div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394">Kind regards,</div><div class="gmail_default" style="font-family:arial,sans-serif;color:#0b5394"><br></div><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div style="color:rgb(72,101,137);font-family:Montserrat,sans-serif;font-size:17px"><table cellspacing="0" width="470" cellpadding="0" border="0"><tbody><tr><td valign="top" style="padding:0px 0px 0px 12px;vertical-align:top;border-left:1px solid rgb(7,55,99)"><table cellspacing="0" cellpadding="0" border="0" style="line-height:1.4;font-family:Tahoma,Geneva,sans-serif;font-size:13.6px;color:rgb(0,0,1)"><tbody><tr><td style="padding-bottom:8px"><span style="font-weight:600;font-stretch:normal;line-height:normal;font-family:Tahoma,Geneva,sans-serif;color:rgb(7,55,99)"><font size="2">Manos Katsigiannis</font></span></td></tr><tr><td style="padding-bottom:8px"><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2" color="#073763">Energy and Sustainability Engineer, M.Sc.<br></font></div><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2" color="#073763">Researcher | <span class="gmail_default" style="font-family:arial,sans-serif"></span><span class="gmail_default" style="font-family:arial,sans-serif">National Technical University of Athens</span></font></div><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2"><font color="#073763"><span class="gmail_default" style="font-family:arial,sans-serif">| </span>School of Mechanical Εngineering</font><br></font></div></td></tr><tr><td><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2"><span style="font-weight:600;color:rgb(7,55,99)">M: </span> <a href="tel:+30+697+6094+653" style="background-color:transparent;color:rgb(0,0,1)" target="_blank">+30 697 6094 653</a><br></font></div></td></tr><tr><td><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2"><span style="font-weight:600;color:rgb(7,55,99)">P: </span> <a href="tel:+30+210+772+3664" style="background-color:transparent;color:rgb(0,0,1)" target="_blank">+30 210 772 3664</a></font></div></td></tr><tr><td><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2"><span style="font-weight:600;color:rgb(7,55,99)">S: </span> <a href="https://mysignature.io/redirect/skype:ma_kats?chat" style="background-color:transparent;color:rgb(0,0,1)" target="_blank">ma_kats</a></font></div></td></tr><tr><td><div style="font-family:Tahoma,Geneva,sans-serif"><font size="2"><span style="font-weight:600;color:rgb(7,55,99)">E: </span> <a href="mailto:makatstuc@gmail.com" style="background-color:transparent;color:rgb(0,0,1)" target="_blank">makatstuc@gmail.com</a></font></div></td></tr><tr><td style="padding:8px 0px 0px"><div style="font-family:Tahoma,Geneva,sans-serif"><br></div></td></tr></tbody></table></td></tr></tbody></table><table width="500" cellspacing="0" cellpadding="0" border="0"><tbody><tr><td colspan="2" style="font-size:0px"><img src="https://img.mysignature.io/pixel/1100810/signature/279388" style="vertical-align:middle;border-style:none;max-width:100%"></td></tr><tr><td style="line-height:1px;font-size:1px;height:1px"> </td></tr></tbody></table></div><table style="color:rgb(72,101,137);font-family:Montserrat,sans-serif;font-size:17px"><tbody><tr><td style="display:block;padding:15px 0px 0px"></td></tr><tr><td style="border-top:1px solid rgb(238,238,238);padding-top:5px;font-size:10px;font-family:Arial"><br></td></tr></tbody></table></div></div></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Fri, 27 Aug 2021 at 17:19, David BRADLEY via TRNSYS-users <<a href="mailto:trnsys-users@lists.onebuilding.org">trnsys-users@lists.onebuilding.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex">
<div>
<p><span lang="EN-GB">Christopher,</span></p>
<p><span lang="EN-GB"> Variable speed compressor heat pump models
will be available in an update to the TESS HVAC library that
we're hoping to release at the beginning of october. If you need
the models right away then they are available as individual
components now. <br>
</span></p>
<p><span lang="EN-GB">kind regards,</span></p>
<p><span lang="EN-GB"> David</span></p>
<p><span lang="EN-GB"><br>
</span></p>
<div>On 08/27/2021 07:27, Graf, Christopher
via TRNSYS-users wrote:<br>
</div>
<blockquote type="cite">
<div>
<p class="MsoNormal"><span lang="EN-GB">Dear Trnsys users,<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">as part of my research I
would like to model a building with domestic hot water and
space heating system supplied by district heating, common
boiler, heat pump, etc…<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">As I would like to model
the state of the art I would like to use a heat pump with
variable speed compressor. Is there a variable speed heat
pump model or any known workaround with the current existing
models?
<br>
I have the HVAC Tess-Library, but can only find 1- or
2-stage heat pump models.<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Thank you for your
answer!<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Best Regards, <u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB">Christopher Graf<u></u><u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><span lang="EN-GB"><u></u> <u></u></span></p>
<p class="MsoNormal"><b><span style="color:rgb(46,116,181)" lang="EN-GB">Christopher
Graf</span></b><span style="font-size:10pt;color:rgb(46,116,181)" lang="EN-GB">, M.Sc.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)">Fraunhofer-Institut
für Energiewirtschaft und Energiesystemtechnik IEE<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)">FuE-Bereich
Energiewirtschaftliche Prozessintegration<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)">Abteilung
Thermische Energiesystemtechnik<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)">Gottschalkstr.
28a | 34127 Kassel | Germany (Besuchsadresse)<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)">Königstor
59 | 34119 Kassel |Germany (Postadresse)<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)"><a href="mailto:christopher.graf@iee.fraunhofer.de" target="_blank"><span style="color:rgb(46,116,181)">christopher.graf@iee.fraunhofer.de</span></a>
</span><span>|
Telefon +49 561 804-2692</span><span style="font-size:10pt;color:rgb(46,116,181)"><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)"><a href="https://www.iee.fraunhofer.de/" target="_blank"><span style="color:rgb(46,116,181)">https://www.iee.fraunhofer.de/</span></a><u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10pt;color:rgb(46,116,181)"><a href="https://www.linkedin.com/in/christopher-graf-56568b207/" target="_blank"><span style="color:rgb(46,116,181)">Christopher
Graf - LinkedIn</span></a><u></u><u></u></span></p>
<p class="MsoNormal"><u></u> <u></u></p>
</div>
<br>
<fieldset></fieldset>
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</blockquote>
<pre cols="72">--
***************************
David BRADLEY
Principal
Thermal Energy Systems Specialists, LLC
3 North Pinckney Street - suite 202
Madison, WI 53703 USA
P:+1.608.274.2577
<a href="mailto:d.bradley@tess-inc.com" target="_blank">d.bradley@tess-inc.com</a>
<a href="http://www.tess-inc.com" target="_blank">http://www.tess-inc.com</a>
<a href="http://www.trnsys.com" target="_blank">http://www.trnsys.com</a></pre>
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