<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=utf-8"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><!--[if !mso]><style>v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style><![endif]--><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
pre
{mso-style-priority:99;
mso-style-link:"HTML Preformatted Char";
margin:0in;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";}
p.msonormal0, li.msonormal0, div.msonormal0
{mso-style-name:msonormal;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:0in;
font-size:11.0pt;
font-family:"Calibri",sans-serif;}
span.gmail-im
{mso-style-name:gmail-im;}
span.gmail-il
{mso-style-name:gmail-il;}
span.HTMLPreformattedChar
{mso-style-name:"HTML Preformatted Char";
mso-style-priority:99;
mso-style-link:"HTML Preformatted";
font-family:"Consolas",serif;}
span.EmailStyle23
{mso-style-type:personal-reply;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Dear Juanita,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>“tsoli” is the temperature at which the PCM begins to solidify when melted and confronted with sinking temperatures. “tmelt” is the temperature at which the PCM begins to melt when solid and confronted with rising temperatures. Both temperatures also are used as endpoints of melting (tsoli) and solidification (tmelt) processes.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Best<o:p></o:p></p><p class=MsoNormal>Achim<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b>From:</b> esp-r-bounces@lists.strath.ac.uk <esp-r-bounces@lists.strath.ac.uk> <b>On Behalf Of </b>Juanita Solano Guzmán<br><b>Sent:</b> 31 July 2019 09:32<br><b>To:</b> Dariusz Heim <dariusz.heim@p.lodz.pl>; esp-r@lists.strath.ac.uk<br><b>Subject:</b> [esp-r] Re: Phase change materials properties<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>Hello everybody,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I am looking at line 4876 (case 2) in this code<o:p></o:p></p></div><div><p class=MsoNormal><a href="https://github.com/ESP-rCommunity/ESP-rSource/blob/master/src/ebld/spmatl.F" target="_blank">https://github.com/<span class=gmail-il>ESP</span>-rCommunity/<span class=gmail-il>ESP</span>-rSource/blob/master/src/ebld/spmatl.F</a><o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I still have a couple of questions. What is labeled as "tsoli" would correspond to the onset temperature? When looking at my crystallization graph I have offset = 21,25°C and onset = 23,13°C. The total latent heat is -35067 J/kg (heat out). <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>In that case, in line 4880 would my shtliq correspond to 35067 J/kg (with or without the minus sign?), tsoli = 23,13°C and tmelt = 21,25°C? Is everything multiplied times 2? also, what is the meaning of the number two after the double " ** " in line 4880. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thank you very much. Your help is much appreciated. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Greetings,<o:p></o:p></p></div><div><p class=MsoNormal>Juanita <o:p></o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><div><div><p class=MsoNormal>Am Mo., 29. Juli 2019 um 12:42 Uhr schrieb Dariusz Heim <<a href="mailto:dariusz.heim@p.lodz.pl">dariusz.heim@p.lodz.pl</a>>:<o:p></o:p></p></div><blockquote style='border:none;border-left:solid #CCCCCC 1.0pt;padding:0in 0in 0in 6.0pt;margin-left:4.8pt;margin-right:0in'><div><div><p class=MsoNormal>Dear Juanita,<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The displayed unit for thermal conductivity should be W/(m^2K). <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>The detailed explanation about "a" and "b" you can find below:<o:p></o:p></p></div><div><p class=MsoNormal><a href="https://github.com/ESP-rCommunity/ESP-rSource/blob/master/src/ebld/spmatl.F" target="_blank">https://github.com/ESP-rCommunity/ESP-rSource/blob/master/src/ebld/spmatl.F</a><o:p></o:p></p></div><div><p class=MsoNormal>line 4876 (case 2).<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Good luck,<br>Darek<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>W dniu 29.07.2019 o 09:48, Juanita Solano Guzmán pisze:<o:p></o:p></p></div><blockquote style='margin-top:5.0pt;margin-bottom:5.0pt'><div><div><p class=MsoNormal>Hello to All, <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>I am currently trying to figure out the meaning of the input values and units when defining a phase-change material. <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal><b>- Melting temperature degC:</b> no questions<br><b>- Solidification temperature degC:</b> no questions <br><b>- Thermal conductivity in the solid phase J/kg: </b>In the ESPr interface the thermal conductivity is shown to have units of J/kg, I assume this is a mistake? <br><b>- Thermal conductivity in the liquid phase J/kg: </b>same as above<br><b>- Specific heat J/kg.K: </b>no questions<br><b>- Latent heat of member a J/kg.K^2 and b J/kg.K:</b> In a previous post I read that a and b, represent the values of a linear function y = ax + b. Woud this linear function correspond to the effective heat capacity given by:<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>C_eff = L/(Te-To) + Cp(T=To)<o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>L - latent heat <o:p></o:p></p></div><div><p class=MsoNormal>Te - Offset temperature<o:p></o:p></p></div><div><p class=MsoNormal>To - Onset temperature <o:p></o:p></p></div><div><p class=MsoNormal>Cp - specific heat at the onset temperature <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>in that case, would "a" be equal to L/(Te-To) and "b" to Cp(T=To)? And then "x" in the linear function corresponds to the temperature? <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Thank you in advance for your help, <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div><div><p class=MsoNormal>Best Regards,<o:p></o:p></p></div><div><p class=MsoNormal>Juanita <o:p></o:p></p></div><div><p class=MsoNormal><o:p> </o:p></p></div></div><p class=MsoNormal><o:p> </o:p></p><pre>_______________________________________________<o:p></o:p></pre><pre>esp-r mailing list<o:p></o:p></pre><pre><a href="mailto:esp-r@lists.strath.ac.uk" target="_blank">esp-r@lists.strath.ac.uk</a><o:p></o:p></pre><pre><a href="http://lists.strath.ac.uk/mailman/listinfo/esp-r" target="_blank">http://lists.strath.ac.uk/mailman/listinfo/esp-r</a><o:p></o:p></pre></blockquote><p><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><div style='border:none;border-top:solid #EAEAEA 1.0pt;padding:6.0pt 0in 0in 0in;margin-top:12.0pt'><p class=MsoNormal><a href="http://www.p.lodz.pl" target="_blank"><span style='border:none windowtext 1.0pt;padding:0in;text-decoration:none'><img border=0 width=251 height=103 style='width:2.6145in;height:1.0729in' id="_x0000_i1025" src="https://poczta.p.lodz.pl/mailFooter/p_v2/logo.gif"></span></a><o:p></o:p></p></div><div><p><span style='font-size:7.5pt;font-family:"Arial",sans-serif;color:#6F6F6F'><br>Treść tej wiadomości zawiera informacje przeznaczone tylko dla adresata. Jeżeli nie jesteście Państwo jej adresatem, <br>bądź otrzymaliście ją przez pomyłkę, prosimy o powiadomienie o tym nadawcy oraz trwałe jej usunięcie. <o:p></o:p></span></p><p><span style='font-size:7.5pt;font-family:"Arial",sans-serif;color:#6F6F6F'>This email contains information intended solely for the use of the individual to whom it is addressed.<br>If you are not the intended recipient or if you have received this message in error, please notify the sender and delete it from your system.<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal>_______________________________________________<br>esp-r mailing list<br><a href="mailto:esp-r@lists.strath.ac.uk" target="_blank">esp-r@lists.strath.ac.uk</a><br><a href="http://lists.strath.ac.uk/mailman/listinfo/esp-r" target="_blank">http://lists.strath.ac.uk/mailman/listinfo/esp-r</a><o:p></o:p></p></blockquote></div></div></body></html>