<BODY onload=parent.init() contentEditable=true><P><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">8760 hourly inside zone wall surface temp and MRT at a point in space is not very useful. It might be useful in Loads program based on design day conditions in summer and winter.<SPAN style="mso-spacerun: yes"> </SPAN>See </SPAN><A href="http://bepan.info/engg-calcs"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>http://bepan.info/engg-calcs</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"> - </SPAN>
<A href="http://bepan.info/yahoo_site_admin/assets/docs/3a_-_Design-Weather-Generator.71133610.xls"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>3a - Design-Weather-Generator</FONT></SPAN></A><SPAN class=MsoHyperlink><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: black; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin; mso-themecolor: text1"><?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" /><o:p></o:p></SPAN></SPAN></P>
<P><SPAN class=MsoHyperlink><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: black; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin; mso-themecolor: text1">DOE2.1E uses the Transfer Function method to calculate envelope heat transfer.<SPAN style="mso-spacerun: yes"> </SPAN>I think Trane-TRACE and Carrier-HAP use the same method.<SPAN style="mso-spacerun: yes"> </SPAN>The CLTD-SCL-CLF method is still very useful for teaching envelope heat transfer.<SPAN style="mso-spacerun: yes"> </SPAN>See <A href="http://bepan.info/class-notes/e4-project-loads"><FONT color=#0000ff>http://bepan.info/class-notes/e4-project-loads</FONT></A> The Total Equivalent Temperature Difference (TETD) method is also useful for teaching.<SPAN style="mso-spacerun: yes"> </SPAN>See - <A href="http://bepan.info/hvac-prog/x1-apec-hccv-loads"><FONT color=#0000ff>
http://bepan.info/hvac-prog/x1-apec-hccv-loads</FONT></A> It is difficult to explain the heat storage capacity and time lag concepts of the envelope with the other methods although all Loads calculations are done by computer today.<o:p></o:p></SPAN></SPAN></P>
<P><SPAN class=MsoHyperlink><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: black; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin; mso-themecolor: text1">The APEC (Automated Procedure for Engineering Consultants) HCC-V Loads program can be downloaded and used.<SPAN style="mso-spacerun: yes"> </SPAN>If you don’t know what the “decrement factor” is, use 0.5 since the range is between 0 and 1.<SPAN style="mso-spacerun: yes"> </SPAN>An estimate for “time-lag” depends on the type of bldg.<SPAN style="mso-spacerun: yes"> </SPAN>In design loads calculation for commercial buildings it is important NOT to underestimate the loads.</SPAN></SPAN><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: black; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin; mso-themecolor: text1"><o:p></o:p></SPAN></P>
<P style="MARGIN: 0in 0in 10pt" class=MsoNormal><FONT face=Calibri><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">The hourly Fortran Variable report of the DOE2 based programs include outside wall surface temp.<SPAN style="mso-spacerun: yes"> </SPAN>In the DOE2 Loads section choose (1) Variable-Type = </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 14pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">u-name</SPAN></B><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri"> of EXTERIOR-WALL (2) Variable List Number </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 14pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">5 Q</SPAN></B>
<SPAN style="LINE-HEIGHT: 115%; COLOR: #c00000; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri"> </SPAN><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">Heat transfer from wall to the zone un-weighted (Btu/hr) (3) Variable List Number </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 14pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">6 T</SPAN></B><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri"> Outside surface temperature (Rankine).<SPAN style="mso-spacerun: yes"> </SPAN>Transfer the values of </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 14pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">Q</SPAN></B>
<SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri"> and </SPAN><B style="mso-bidi-font-weight: normal"><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 14pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri">T</SPAN></B><SPAN style="LINE-HEIGHT: 115%; FONT-SIZE: 13pt; mso-bidi-theme-font: minor-latin; mso-bidi-font-family: Calibri"> to an Excel spreadsheet and calculate the inside wall surface temps.<SPAN style="mso-spacerun: yes"> </SPAN><o:p></o:p></SPAN></FONT></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">Examples of calculating inside surface temp using outside surface temp. <o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><A href="http://bepan.info/proj-doe21e/p22_kuwait-shell-mrt"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>http://bepan.info/proj-doe21e/p22_kuwait-shell-mrt</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><A href="http://bepan.info/yahoo_site_admin/assets/docs/Kuwait-Envelope-Temps-MRT-Systems-Study.14972445.pdf"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>Proj-22 - Kuwait-Envelope-Temps-MRT-Systems-Study</FONT></SPAN></A><SPAN class=MsoHyperlink><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">I have found the hourly Fortran Variable report by the DOE2 program very helpful. Transfer the hourly data to an Excel spreadsheet and do the rest yourself.<o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">Example of using hourly solar data is: <o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><A href="http://bepan.info/proj-doe21e/p21_beijing-solar-pv"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>http://bepan.info/proj-doe21e/p21_beijing-solar-pv</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><A href="http://bepan.info/yahoo_site_admin/assets/docs/Proj-21_-_Beijing-Solar-Radiation-PV-Study_-_PDF.73130838.pdf"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>Proj-21 - Beijing-Solar-Radiation-PV-Study - PDF-Report</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">Example of using cooling coil data is: <o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><A href="http://bepan.info/proj-doe21e/p27_dubai-condens-recov"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>http://bepan.info/proj-doe21e/p27_dubai-condens-recov</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"> <o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN class=MsoHyperlink><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>Proj-27 - Dubai- Cooling-Coils-Condensate-Recovery<o:p></o:p></FONT></SPAN></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">Files recently added to the website:<SPAN style="mso-spacerun: yes"> </SPAN><SPAN style="mso-spacerun: yes"> </SPAN></SPAN><A href="http://bepan.info/yahoo_site_admin/assets/docs/4b_-_Bldg_Stack_Effect_Wind_Press__Envel_Leakg_Calcs.71134019.xlsx"><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><FONT color=#0000ff>4b – Tall-Bldgs - Stack Effect, Wind Press</FONT></SPAN></A><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"> and <SPAN style="mso-spacerun: yes"> </SPAN>
<A href="http://bepan.info/yahoo_site_admin/assets/docs/4c_-_High-Rise-Apt-Bldg_-_Oper-Wndws_-_Press-Vent-Infltr-Exh.10585650.xlsx"><FONT color=#0000ff>4c - High-Rise-Apt-Bldgs-Pressurization</FONT></A></SPAN><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: blue; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></P>
<P style="MARGIN: auto 0in" class=MsoNoSpacing><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin">Varkie</SPAN><SPAN style="FONT-FAMILY: 'Calibri','sans-serif'; COLOR: windowtext; FONT-SIZE: 13pt; mso-ascii-theme-font: minor-latin; mso-hansi-theme-font: minor-latin; mso-bidi-theme-font: minor-latin"><o:p></o:p></SPAN></P><BR><BR><BR><BR></BODY>