<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Leen,<div><br></div><div>I am working with the EPW climate file of Santiago de Chile in both soft wares. I ve modelled a zone of 10 x 10 x 3 mt. high with no ventilation and no internal gains. The results are:</div><div><br></div><div>ESP-r = 11.9 (heating), 1.86 (cooling)</div><div>IES = 14.6 (heating), 5.2 (cooling)</div><div><br></div><div>Now we got great differences in the cooling load. IES gave me 3 times more cooling loads than ESP-r</div><div><br></div><div>Any ideas how to go proceed?</div><div><br><div apple-content-edited="true"> <span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div><span class="Apple-style-span" style="font-weight: bold; ">Felipe Durán Palma</span></div><div>Arquitecto PUC, MPhil. U. Cambridge</div><div>Director de Proyectos y Asesorías</div></span><span></span><span></span><br class="Apple-interchange-newline"><span><img height="76" width="56" src="cid:B9AD3F91-76F4-4F37-8A2C-7A559281C059"></span><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><span class="Apple-style-span" style="border-collapse: separate; color: rgb(0, 0, 0); font-family: 'Century Gothic'; font-size: 12px; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><div><br class="Apple-interchange-newline">Obispo Donoso 5 oficina 62 - Providencia - Santiago</div><div><a href="mailto:felipe@b-green.cl">felipe@b-green.cl</a> - <a href="http://www.b-green.cl">www.b-green.cl</a> - 56 (2) 3431868</div><div><br></div><div><br></div></span><br class="Apple-interchange-newline"></span><br class="Apple-interchange-newline"></span> </span></span></span></span></span></div><br><div><div>El 8 Sep 2009, a las 16:49, leen peeters escribió:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div>Felipe,</div> <div> </div> <div>set you climate to some artifical constant climqte with constant temperature, constant solar radiation,... That is one more set of variables excluded</div> <div> </div> <div>Leen<br><br></div> <div class="gmail_quote">2009/9/8 Felipe Durán <span dir="ltr"><<a href="mailto:felipe@b-green.cl">felipe@b-green.cl</a>></span><br> <blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid"> <div style="WORD-WRAP: break-word">Dear Samuel and Leen, <div><br></div> <div>Actually, when I found out such big differences I ve modelled a very simple 3-zone model and the differences persist. </div> <div><br></div> <div>I will try out with a simple box without ventilation and internal gains and I will let you know the results. <div><br></div> <div>Thank you all for your help.</div> <div><br> <div><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"> <div><span style="FONT-WEIGHT: bold">Felipe Durán Palma</span></div> <div>Arquitecto PUC, MPhil. U. Cambridge</div> <div>Director de Proyectos y Asesorías</div></span><span></span><span></span><br><span><span><pastedGraphic.tiff></span></span><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"><span style="WORD-SPACING: 0px; FONT: 12px 'Century Gothic'; TEXT-TRANSFORM: none; COLOR: rgb(0,0,0); TEXT-INDENT: 0px; WHITE-SPACE: normal; LETTER-SPACING: normal; BORDER-COLLAPSE: separate"> <div><br>Obispo Donoso 5 oficina 62 - Providencia - Santiago</div> <div><a href="mailto:felipe@b-green.cl" target="_blank">felipe@b-green.cl</a> - <a href="http://www.b-green.cl/" target="_blank">www.b-green.cl</a> - 56 (2) 3431868</div> <div><br></div> <div><br></div></span><br></span><br></span></span></span></span></span></span></div><br> <div> <div>El 8 Sep 2009, a las 13:19, Aizaz Samuel escribió:</div><br> <blockquote type="cite"> <div>Try reducing your model complexity by modelling just one zone with minimal <br>information possible. Simulate for just one day. If the two softwares compare <br>well keep building up the model in complexity.<br><br> -Aizaz<br><br><br>On Tuesday 08 September 2009 17:41, Felipe Durán wrote:<br> <blockquote type="cite">Dear All,<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">I am modeling in both ESP-r and IES-VE and office building and the results<br></blockquote> <blockquote type="cite">for heating and cooling loads are very different.<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">ESP-r = 269 kW (heating); 237 kW (cooling)<br></blockquote> <blockquote type="cite">IES-VE = 835 kW (Heating); 360 kW (cooling)<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">Does anyone had a similar experience with such differences?<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">Kind Regards,<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">Felipe Durán Palma<br></blockquote> <blockquote type="cite">Arquitecto PUC, MPhil. U. Cambridge<br></blockquote> <blockquote type="cite">Director de Proyectos y Asesorías<br></blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">[<a href="http://mail.google.com/mail/?ui=2&ik=8c428781db&view=att&th=1239aec006a1c658&attid=0.0.1.1&disp=emb&zw" target="_blank">cid:B9AD3F91-76F4-4F37-8A2C-7A559281C059</a>]<br> </blockquote> <blockquote type="cite"><br></blockquote> <blockquote type="cite">Obispo Donoso 5 oficina 62 - Providencia - Santiago<br></blockquote> <blockquote type="cite"><a href="mailto:felipe@b-green.cl" target="_blank">felipe@b-green.cl</a><<a href="mailto:felipe@b-green.cl" target="_blank">mailto:felipe@b-green.cl</a>> -<br></blockquote> <blockquote type="cite"><a href="http://www.b-green.cl/" target="_blank">www.b-green.cl</a><<a href="http://www.b-green.cl/" target="_blank">http://www.b-green.cl</a>> - 56 (2) 3431868<br></blockquote><br>_______________________________________________<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></div> </blockquote></div><br></div></div></div><br>_______________________________________________<br>esp-r mailing list<br><a href="mailto:esp-r@lists.strath.ac.uk">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><br> </blockquote></div><br></blockquote></div><br></div></body></html>