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<p>Jim,</p>
<p> This sounds like one to send to your distributor. I'll contact
you directly with info on where to send the project.</p>
<p>kind regards,</p>
<p> David</p>
<p><br>
</p>
<div class="moz-cite-prefix">On 09/20/2021 07:26, dimitris soukoulis
via TRNSYS-users wrote:<br>
</div>
<blockquote type="cite"
cite="mid:VI1PR08MB3503C549AEEB40AF8CFE78D2A7A09@VI1PR08MB3503.eurprd08.prod.outlook.com">
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<p class="MsoNormal"><span lang="EN-US">Dear All,<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 am trying to simulate
a PV system with battery storage but I cant seem to make It
work. I am using type103a PV array, type 48d
inverter/regulator and type47d battery. I have tried many
modifications and sizes of the PV and battery, but I keep
getting the following error from the inverter component:<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">*** Fatal Error at
time : 0.500000<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Generated by
Unit : 14<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Generated by
Type : 48<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> TRNSYS Message
126 : The referenced Unit has a bad input value.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US"> Reported
information : Input # 4, Reported Problem: The battery
voltage must be positive and non-zero.<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 connected the
battery’s “total voltage” output to the “Battery Voltage”
input of the regulator/inverter (input # 4). The default
value of Input # 4 is set to 0, so I tried initializing it
with other positive values, but when I do that I get a
message for “Invalid floating point operation “ and an
“unexpected error” which will make the TRNSYS to abort.
<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">Can anyone help me with
this problem? <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">Kind regards,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">Jim Soukoulis<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-US">NTUA<o:p></o:p></span></p>
<p class="MsoNormal"><o:p> </o:p></p>
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<pre class="moz-quote-pre" wrap="">_______________________________________________
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</pre>
</blockquote>
<pre class="moz-signature" 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 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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