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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Is this zone experiencing any shading from another part of the building? Once the sun moves to a different angle and is no longer blocked, then the radiation would increase. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><table class=MsoNormalTable border=0 cellpadding=0 width=474 style='width:355.5pt'><tr><td width=167 valign=top style='width:125.25pt;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:10.0pt;font-family:"Calibri","sans-serif";color:#660000;text-transform:uppercase'>Fred Betz</span></b><b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'> </span></b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'>PhD., LEED AP <br></span><span style='font-size:10.0pt;font-family:"Calibri","sans-serif";color:#333333;text-transform:uppercase'>Sustainable Systems Analyst</span><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'><o:p></o:p></span></p></td><td width=10 valign=top style='width:7.5pt;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'> <o:p></o:p></span></p></td><td width=283 valign=top style='width:212.25pt;padding:.75pt .75pt .75pt .75pt'><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#660000'>AEI</span></b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'> | AFFILIATED ENGINEERS, INC. <br>5802 Research Park Blvd. | Madison, WI 53719<br><br></span><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#660000'>P: 608.236.1175 | F: 608.238.2614</span><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'> <br></span><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#660000'><a href="mailto:fbetz@aeieng.com"><span style='color:#660000;text-decoration:none'>fbetz@aeieng.com</span></a> | </span><b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#660000'><a href="http://www.aeieng.com/"><span style='color:#660000;text-decoration:none'>www.aeieng.com</span></a></span></b><span style='font-size:9.0pt;font-family:"Calibri","sans-serif";color:#333333'> <o:p></o:p></span></p></td></tr></table><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p></div><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Maarten Sourbron [mailto:Maarten.Sourbron@mech.kuleuven.be] <br><b>Sent:</b> Wednesday, December 01, 2010 9:55 AM<br><b>To:</b> trnsys-users@cae.wisc.edu<br><b>Subject:</b> [TRNSYS-users] Buildings response to sine of solar radiation<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'>If I make change the solar radiation into a sine wave falling on a south zone of a building, I get strange peaks in de solar radiation transmitted + absorbed (QTSPAS) for that zone. Apparently it is function of the minimum of the sine : maximal effect for Qsol_min = 0 and gradually dissappearing if I shift the sine higher (Qsol_min > 0). See attached pictures.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Does anyone has an idea where this comes from?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Thank you,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'>Maarten Sourbron<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial","sans-serif"'><o:p> </o:p></span></p><pre><span lang=NL>-- <br><br><o:p></o:p></span></pre><pre><span lang=NL>Departement Werktuigkunde-Department of Mechanical Engineering <br><br><o:p></o:p></span></pre><pre><span lang=NL>Katholieke Universiteit Leuven<br><br><o:p></o:p></span></pre><pre><span lang=NL>Celestijnenlaan 300A bus 2421<br><br><o:p></o:p></span></pre><pre><span lang=NL>3001 Heverlee (Leuven)<br><br><o:p></o:p></span></pre><pre><span lang=NL>T : 0032 (0)16 32 28 73<br><br><o:p></o:p></span></pre><pre><span lang=NL>F : 0032 (0)16 32 29 85<br><br><o:p></o:p></span></pre><pre><span lang=NL>E : Maarten.Sourbron@mech.kuleuven.be<o:p></o:p></span></pre><p class=MsoNormal><span lang=NL><o:p> </o:p></span></p></div></body></html>