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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='color:#1F497D'>Hi, Cordialmente:<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I can find the unoccupied temps in 6.4.3.3.2, like below:<o:p></o:p></span></p><p class=MsoNormal><img width=372 height=209 id="_x0000_i1029" src="cid:image007.jpg@01CC8730.1D17C9E0"><span style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>The minimum design flow should be 2.15L/s*m2 for VAV system 5 & 7. In G3.1.3.1.3<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>It’s weird I can’t find the other temps too, sorry.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I get the other temps form our country’s local code. <o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>I will try to find the others too, if I get it , I will give you a message as soon as possible.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Best wishes<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='color:#1F497D'>Joey.<o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=ZH-CN style='font-size:10.0pt;font-family:宋体'>发件人</span></b><b><span style='font-size:10.0pt;font-family:宋体'>:</span></b><span style='font-size:10.0pt;font-family:宋体'> Andres Franco Usme MicroCAD S.A.S [mailto:andres.franco@microcad.com.co] <br><b><span lang=ZH-CN>发送时间</span>:</b> 2011<span lang=ZH-CN>年</span>10<span lang=ZH-CN>月</span>10<span lang=ZH-CN>日</span> 7:39<br><b><span lang=ZH-CN>收件人</span>:</b> Jiao, Joey<br><b><span lang=ZH-CN>主题</span>:</b> RE: [Equest-users] Questions for choosing HVAC plants and Fan capacity.<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><a name="_MailEndCompose"><span style='color:#1F497D'>Hi Joey, According ASHRAE where are you found the design temps? What design temps are you using?, I’m trying to create a baseline model and I don’t find those data, by default you find this (See image below), but I think that’s so generic, if you can bring me some help I’ll so grateful, thanks in advance.</span></a><span style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span lang=ES-CO style='color:#1F497D'><img width=496 height=353 id="Picture_x0020_2" src="cid:image001.jpg@01CC872E.AA78A360"></span><span style='color:#1F497D'><o:p></o:p></span></p><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><div><p class=MsoNormal><span style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:black'>Cordialmente,<o:p></o:p></span></p><p class=MsoNormal><b><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#993366'><o:p> </o:p></span></b></p><p class=MsoNormal><b><span lang=ES-CO style='font-size:10.0pt;font-family:"Century Gothic","sans-serif";color:#993366'>Andrés Franco U.<o:p></o:p></span></b></p><p class=MsoNormal><span lang=ES-CO style='font-size:8.0pt;font-family:"Century Gothic","sans-serif";color:#1F497D'>Arquitecto/ </span><span lang=ES-CO style='font-size:8.0pt;font-family:"Swis721 BlkCn BT","sans-serif";color:#76923C'>LEED Green Associate<o:p></o:p></span></p><p class=MsoNormal><span lang=ES-CO style='font-size:8.0pt;font-family:"Century Gothic","sans-serif";color:black'>Director División Arquitectura Construcción y Mantenimiento <o:p></o:p></span></p><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><b><span lang=ES-CO style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#993366'>MicroCAD S.A.S.</span></b><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#7F7F7F'><br></span><span lang=ES-CO><a href="http://www.microcad.info/"><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'>www.microcad.info</span></a></span><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#1F497D'> // </span><span lang=ES-CO><a href="http://blog.microcad.info/"><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'>blog.microcad.info</span></a></span><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#1F497D'><br>Tel: (57) (4) 293 21 21 ext 108 // 444 81 49 // Fax: 604 16 02<br>Calle 55 # 46-14 Ed. Perú Oriental Piso 13 // Medellín – Colombia</span><span lang=ES-CO style='font-size:8.0pt;font-family:"Arial","sans-serif";color:#7F7F7F'><br><br><img border=0 width=427 height=77 id="Imagen_x0020_7" src="cid:image002.png@01CC872E.AA78A360" alt="Description: Descripción: Descripción: cid:7985792F-A620-443C-96D9-D84A8364C671"></span><span lang=ES-CO style='font-size:10.5pt;font-family:"Times New Roman","serif";color:black'><o:p></o:p></span></p><p class=MsoNormal><span lang=ES-CO style='font-size:8.5pt;font-family:"Arial","sans-serif";color:#76923C'>Antes de imprimir este mensaje, asegúrese de que es realmente necesario</span><span lang=ES-CO style='font-size:12.0pt;color:#76923C'><o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:12.0pt'><span lang=ES-CO style='font-size:8.5pt;font-family:"Arial","sans-serif";color:#76923C'>El medio ambiente es cosa de todos</span><span lang=ES-CO style='color:#76923C'><o:p></o:p></span></p></div><p class=MsoNormal><span lang=ES-CO style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><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"'> Jiao, Joey [mailto:Joey.Jiao@WSPGroup.com.cn] <br><b>Sent:</b> Sunday, October 09, 2011 5:42 AM<br><b>To:</b> Equest-users@lists.onebuilding.org<br><b>Subject:</b> [Equest-users] Questions for choosing HVAC plants and Fan capacity.<o:p></o:p></span></p></div></div><p class=MsoNormal><span lang=ES-CO><o:p> </o:p></span></p><p class=MsoNormal>Hi, everyone:<o:p></o:p></p><p class=MsoNormal>This is my first baseline model, and this simple model is only purpose for my training .<o:p></o:p></p><p class=MsoNormal>The building is a 6 floors office, and the HVAC system is VAV with PFP box as the baseline required. <o:p></o:p></p><p class=MsoNormal>After I completed the Building Shell & Internal Loads steps, I made a run and got the Space Peak Loads Summary like the illustration below. I want use them to choosing the reference plants <b>Capacities</b> ,the Space <b>Flow Rate</b> and the <b>Fan power</b>.<o:p></o:p></p><p class=MsoNormal>And there is 3 questions:<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>You can see there is a Space named “<b>Plum</b>”, the unconditioned space above the ceiling. Should we calculate the plum loads when we choose the VAV system and Fan plants? Should we direct use the building peak load for choosing the chiller’s capacity?<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>ASHRAE 90.1 appendix G 3.1.2.2 said that the Equipment Capacities should be oversized 1.15 for cooling and 1.25 for heating. Is this suggestion suit the calculation way which I used? My friend told me he always choose 70% of the peak loads for the plant capacity(but he use TRANSYS, not eQUEST), is that a good method ?<o:p></o:p></p><p class=MsoListParagraph style='text-indent:-18.0pt;mso-list:l0 level1 lfo2'><![if !supportLists]><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span><![endif]>Using the appendix G 3.1.2.9 method , we could calculate the <b>P-fan( watts ). </b>But I found I could only input “<b>in. WG</b>” & <b>CFM</b> in eQUEST, there is no way to input the <b>P-fan</b>. It’s really puzzled me.<o:p></o:p></p><p class=MsoListParagraph><o:p> </o:p></p><p class=MsoListParagraph>By the way , is there any simple method for make a baseline? We need to simulation 4 directions ,and if there is a lot of spaces in the model , it should be really a great amount of work to do(like specify the air flow rate of every space’s parallel fan).<o:p></o:p></p><p class=MsoNormal>That’s all.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>thank you very much, any tips should be appreciate.<o:p></o:p></p><p class=MsoNormal>Best wishes.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Joey<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img border=0 width=431 height=410 id="图片_x0020_1" src="cid:image003.png@01CC872E.AA78A360"> <img border=0 width=713 height=440 id="图片_x0020_3" src="cid:image004.png@01CC872E.AA78A360"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><b><span style='color:#1F497D'>---------------------------------------------------------------------------<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='color:#1F497D'>Joey Jiao<o:p></o:p></span></b></p><p class=MsoNormal><b><span style='color:#1F497D'>Graduate Engineer</span></b><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p></o:p></span></b></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>