<div>Dear trnsys users</div> <div> </div> <div>Does anyone trys to simulate a solar dryer having a dryer bed is there any one inserts anew part that is a dryer bed in trnsys studio if so please I didn't get the equation that express the bed try to write your idea to me</div> <div>thanks</div> <div>habtamu<BR><BR><B><I>trnsys-users-request@engr.wisc.edu</I></B> wrote:</div> <BLOCKQUOTE class=replbq style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: #1010ff 2px solid">Send TRNSYS-users mailing list submissions to<BR>trnsys-users@engr.wisc.edu<BR><BR>To subscribe or unsubscribe via the World Wide Web, visit<BR>https://www.cae.wisc.edu/mailman/listinfo/trnsys-users<BR>or, via email, send a message with subject or body 'help' to<BR>trnsys-users-request@engr.wisc.edu<BR><BR>You can reach the person managing the list at<BR>trnsys-users-owner@engr.wisc.edu<BR><BR>When replying, please edit your Subject line so it is more specific<BR>than "Re: Contents of
TRNSYS-users digest..."<BR>Today's Topics:<BR><BR>1. Convergence failure in the simulation (h8304506@hkusua.hku.hk)<BR>2. Solar combi system for domestic hot water and space heating<BR>(Timo Sengewald)<BR>3. Errors in rebuilding TRNDll.dll (h8304506@hkusua.hku.hk)<BR>4. Re: Convergence failure in the simulation (David Bradley)<BR>5. Re: Errors in rebuilding TRNDll.dll (David Bradley)<BR>From: h8304506@hkusua.hku.hk<BR>To: "group, Trnsys discussion" <trnsys-users@engr.wisc.edu><BR>Date: Tue, 22 May 2007 10:17:49 +0800<BR>Subject: [TRNSYS-users] Convergence failure in the simulation<BR><BR>Dear all.<BR><BR>I am simulating a GSHP system, but receive warnings that some units do <BR>not converge at particular time steps. The simulation stops after the <BR>number of warnings reach a limit. I try to adjust the minimum <BR>relaxation factor and tolerance of convergence in the control card, <BR>but it seems to have no improvement. Please advise how I can fix it? <BR>Thank
you!<BR><BR>Yours sincerely,<BR>LEE, Chun Kwong<BR>PhD student<BR>Department of Mechanical Engineering<BR>University of Hong Kong<BR><BR><BR><BR>From: "Timo Sengewald" <Timo.Sengewald@BLS-Energieplan.de><BR>To: <trnsys-users@engr.wisc.edu><BR>Date: Tue, 22 May 2007 11:11:11 +0200<BR>Subject: [TRNSYS-users] Solar combi system for domestic hot water and space<BR>heating<BR><BR> <META content="MSHTML 6.00.6000.16441" name=GENERATOR> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007>Hello TRNSYS experts!</SPAN></FONT></DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007></SPAN></FONT> </DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007>Does anybody of you has any experience simulating a solar combi system using a combined tank (hot water tank within heating water tank)? Is there any type which model that kind of tank in tank system?</SPAN></FONT></DIV> <DIV><FONT face=Arial size=2><SPAN
class=594315308-22052007></SPAN></FONT> </DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007>Thanks in advance!</SPAN></FONT></DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007></SPAN></FONT> </DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007></SPAN></FONT> </DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007>Best Regards</SPAN></FONT></DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007></SPAN></FONT><FONT face=Arial size=2><SPAN class=594315308-22052007></SPAN></FONT> </DIV> <DIV><FONT face=Arial size=2><SPAN class=594315308-22052007>Timo</SPAN></FONT></DIV> <DIV><FONT face=Arial size=2> </DIV> <DIV><BR><BR>________________________________________________<BR>Timo Sengewald<BR><BR>BLS Energieplan GmbH<BR>Elsenstraße 106<BR>D-12435 Berlin<BR>Tel.: +49 30 53 32 81-0<BR>Fax: +49 30 53 32 81-40<BR><BR><BR><A
href="http://www.bls-energieplan.de/">www.bls-energieplan.de</A></FONT></DIV><FONT face=Arial size=2> <div class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'">Geschäftsführer: Christoph-F. Lange, Wolfgang Sturm<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'">Registergericht: Amtsgericht Berlin-Charlottenburg, HRB-Nr. 32021<o:p></o:p></SPAN></div> <div class=MsoNormal style="MARGIN: 0cm 0cm 0pt"><SPAN style="FONT-SIZE: 9pt; FONT-FAMILY: Arial; mso-bidi-font-family: 'Times New Roman'">Steuernummer: 37/105/2005, USt-IdNr.: DE 136569080<o:p></o:p></SPAN></div> <div align=left><BR> </div></FONT> <DIV> </DIV>From: h8304506@hkusua.hku.hk<BR>To: "group, Trnsys discussion"
<trnsys-users@engr.wisc.edu><BR>Date: Tue, 22 May 2007 21:38:40 +0800<BR>Subject: [TRNSYS-users] Errors in rebuilding TRNDll.dll<BR><BR>Dear all.<BR><BR>I have made some changes in the source code for Type108 (5 stage <BR>thermostat). When I try to rebuild the TRNDll.dll by opening the <BR>Cvf66.dsw workspace at \Trnsys16\Compilers\Cvf66\ sub-directory using <BR>Compaq Visual Fortran, a lot of errors are found. I am using Cvf6.5. <BR>Is it the cause for the errors? Please advise. Thank you!<BR><BR>Yours sincerely,<BR>LEE, Chun Kwong<BR>PhD student<BR>Department of Mechanical Engineering<BR>University of Hong Kong<BR><BR><BR><BR>From: David Bradley <bradley@tess-inc.com><BR>To: h8304506@hkusua.hku.hk,<BR>"group, Trnsys discussion" <trnsys-users@engr.wisc.edu><BR>Date: Tue, 22 May 2007 11:02:46 -0500<BR>Subject: Re: [TRNSYS-users] Convergence failure in the simulation<BR><BR>Chun Kwong,<BR>Convergnce problems are a result of one of two things usually.
<BR>Either there is not enough thermal capacitance in a given flow loop <BR>(such as a piping network) or the time step is too big. If I recall, <BR>your simulation was using a 1 hour time step. I would recommend <BR>starting by reducing that time step to 0.125 hours to see if that <BR>solves the convergence problems. The bore field and the building in <BR>your system should be providing adequate thermal capacitance.<BR>Kind regards,<BR>David<BR><BR><BR>At 21:17 5/21/2007, h8304506@hkusua.hku.hk wrote:<BR>>Dear all.<BR>><BR>>I am simulating a GSHP system, but receive warnings that some units do<BR>>not converge at particular time steps. The simulation stops after the<BR>>number of warnings reach a limit. I try to adjust the minimum<BR>>relaxation factor and tolerance of convergence in the control card,<BR>>but it seems to have no improvement. Please advise how I can fix it?<BR>>Thank you!<BR>><BR>>Yours sincerely,<BR>>LEE, Chun
Kwong<BR>>PhD student<BR>>Department of Mechanical Engineering<BR>>University of Hong Kong<BR>><BR>><BR>><BR>><BR>>_______________________________________________<BR>>TRNSYS-users mailing list<BR>>TRNSYS-users@engr.wisc.edu<BR>>https://www.cae.wisc.edu/mailman/listinfo/trnsys-users<BR><BR>****************************************************************************************<BR>Thermal Energy System Specialists (TESS), LLC<BR>David BRADLEY 2916 Marketplace Drive - Suite 104<BR>Partner Madison, WI 53719<BR>Phone: (608) 274-2577 USA<BR>Fax: (608) 278-1475<BR>E-mail: bradley@tess-inc.com<BR>Web Pages: http://www.tess-inc.com and http://www.trnsys.com<BR><BR>"Providing software solutions for today's energy engineering projects"<BR>****************************************************************************************<BR><BR><BR><BR>From: David Bradley <bradley@tess-inc.com><BR>To: h8304506@hkusua.hku.hk,<BR>"group, Trnsys discussion"
<trnsys-users@engr.wisc.edu><BR>Date: Tue, 22 May 2007 11:04:24 -0500<BR>Subject: Re: [TRNSYS-users] Errors in rebuilding TRNDll.dll<BR><BR>Dear Chun Kwong,<BR>The compiler version could well be the cause. I recall that there <BR>were some bugs in the CVF 6.5 compiler that were fixed in release 6.6b.<BR>Kind regards,<BR>David<BR><BR>At 08:38 5/22/2007, h8304506@hkusua.hku.hk wrote:<BR>>Dear all.<BR>><BR>>I have made some changes in the source code for Type108 (5 stage<BR>>thermostat). When I try to rebuild the TRNDll.dll by opening the<BR>>Cvf66.dsw workspace at \Trnsys16\Compilers\Cvf66\ sub-directory using<BR>>Compaq Visual Fortran, a lot of errors are found. I am using Cvf6.5.<BR>>Is it the cause for the errors? Please advise. Thank you!<BR>><BR>>Yours sincerely,<BR>>LEE, Chun Kwong<BR>>PhD student<BR>>Department of Mechanical Engineering<BR>>University of Hong
Kong<BR>><BR>><BR>><BR>><BR>>_______________________________________________<BR>>TRNSYS-users mailing list<BR>>TRNSYS-users@engr.wisc.edu<BR>>https://www.cae.wisc.edu/mailman/listinfo/trnsys-users<BR><BR>****************************************************************************************<BR>Thermal Energy System Specialists (TESS), LLC<BR>David BRADLEY 2916 Marketplace Drive - Suite 104<BR>Partner Madison, WI 53719<BR>Phone: (608) 274-2577 USA<BR>Fax: (608) 278-1475<BR>E-mail: bradley@tess-inc.com<BR>Web Pages: http://www.tess-inc.com and http://www.trnsys.com<BR><BR>"Providing software solutions for today's energy engineering projects"<BR>****************************************************************************************<BR><BR><BR><BR>_______________________________________________<BR>TRNSYS-users mailing list<BR>TRNSYS-users@engr.wisc.edu<BR>https://www.cae.wisc.edu/mailman/listinfo/trnsys-users<BR></BLOCKQUOTE><BR><p>
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