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<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>Hello Myrene,<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>It is acceptable to use PV Watts or RetScreen to calculate the
PV electricity output. Using one of these (free) software tools would be an exceptional
calculation method.<o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:#1F497D'>Shanta Tucker</span><span style='font-size:11.0pt;font-family:
"Calibri","sans-serif";color:#1F497D'><o:p></o:p></span></p>

<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'><o:p>&nbsp;</o:p></span></p>

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<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"'>
bldg-sim-bounces@lists.onebuilding.org
[mailto:bldg-sim-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Myrene
Giuliani<br>
<b>Sent:</b> Tuesday, February 23, 2010 10:13 AM<br>
<b>To:</b> Energy Modeling<br>
<b>Subject:</b> [Bldg-sim] LEED BD&amp;C - EA c1<o:p></o:p></span></p>

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<p class=MsoNormal><o:p>&nbsp;</o:p></p>

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  <p class=MsoNormal>For the purpose of LEED credit EA c1 Optimize energy
  performance, is it possible to account for on-site renewable energy using
  option 1 (whole building energy simulation).&nbsp; It seems that you can
  using 1 of two options: modeling directly onto building modeling software or
  using exceptional calculation method, but I am not clear on the actual
  procedure.&nbsp; Which one of the modeling software is capable of
  modeling&nbsp;PV renewable energy systems?<o:p></o:p></p>
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