<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns:p="urn:schemas-microsoft-com:office:powerpoint" xmlns:a="urn:schemas-microsoft-com:office:access" xmlns:dt="uuid:C2F41010-65B3-11d1-A29F-00AA00C14882" xmlns:s="uuid:BDC6E3F0-6DA3-11d1-A2A3-00AA00C14882" xmlns:rs="urn:schemas-microsoft-com:rowset" xmlns:z="#RowsetSchema" xmlns:b="urn:schemas-microsoft-com:office:publisher" xmlns:ss="urn:schemas-microsoft-com:office:spreadsheet" xmlns:c="urn:schemas-microsoft-com:office:component:spreadsheet" xmlns:odc="urn:schemas-microsoft-com:office:odc" xmlns:oa="urn:schemas-microsoft-com:office:activation" xmlns:html="http://www.w3.org/TR/REC-html40" xmlns:q="http://schemas.xmlsoap.org/soap/envelope/" xmlns:rtc="http://microsoft.com/officenet/conferencing" xmlns:D="DAV:" xmlns:Repl="http://schemas.microsoft.com/repl/" xmlns:mt="http://schemas.microsoft.com/sharepoint/soap/meetings/" xmlns:x2="http://schemas.microsoft.com/office/excel/2003/xml" xmlns:ppda="http://www.passport.com/NameSpace.xsd" xmlns:ois="http://schemas.microsoft.com/sharepoint/soap/ois/" xmlns:dir="http://schemas.microsoft.com/sharepoint/soap/directory/" xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsp="http://schemas.microsoft.com/sharepoint/dsp" xmlns:udc="http://schemas.microsoft.com/data/udc" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:sub="http://schemas.microsoft.com/sharepoint/soap/2002/1/alerts/" xmlns:ec="http://www.w3.org/2001/04/xmlenc#" xmlns:sp="http://schemas.microsoft.com/sharepoint/" xmlns:sps="http://schemas.microsoft.com/sharepoint/soap/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:udcs="http://schemas.microsoft.com/data/udc/soap" xmlns:udcxf="http://schemas.microsoft.com/data/udc/xmlfile" xmlns:udcp2p="http://schemas.microsoft.com/data/udc/parttopart" xmlns:wf="http://schemas.microsoft.com/sharepoint/soap/workflow/" xmlns:dsss="http://schemas.microsoft.com/office/2006/digsig-setup" xmlns:dssi="http://schemas.microsoft.com/office/2006/digsig" xmlns:mdssi="http://schemas.openxmlformats.org/package/2006/digital-signature" xmlns:mver="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns:mrels="http://schemas.openxmlformats.org/package/2006/relationships" xmlns:spwp="http://microsoft.com/sharepoint/webpartpages" xmlns:ex12t="http://schemas.microsoft.com/exchange/services/2006/types" xmlns:ex12m="http://schemas.microsoft.com/exchange/services/2006/messages" xmlns:pptsl="http://schemas.microsoft.com/sharepoint/soap/SlideLibrary/" xmlns:spsl="http://microsoft.com/webservices/SharePointPortalServer/PublishedLinksService" xmlns:Z="urn:schemas-microsoft-com:" xmlns:st="" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv=Content-Type content="text/html; charset=us-ascii">
<meta name=Generator content="Microsoft Word 12 (filtered medium)">
<!--[if !mso]>
<style>
v\:* {behavior:url(#default#VML);}
o\:* {behavior:url(#default#VML);}
w\:* {behavior:url(#default#VML);}
.shape {behavior:url(#default#VML);}
</style>
<![endif]-->
<style>
<!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Verdana;
panose-1:2 11 6 4 3 5 4 4 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p.emailquote, li.emailquote, div.emailquote
{mso-style-name:emailquote;
mso-margin-top-alt:auto;
margin-right:0in;
mso-margin-bottom-alt:auto;
margin-left:1.0pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";}
span.EmailStyle18
{mso-style-type:personal;
color:black;}
span.EmailStyle19
{mso-style-type:personal;
font-family:"Verdana","sans-serif";
color:#0C02CE;}
span.EmailStyle20
{mso-style-type:personal;
font-family:"Arial","sans-serif";
color:navy;}
span.EmailStyle21
{mso-style-type:personal-reply;
color:black;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page Section1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.Section1
{page:Section1;}
-->
</style>
<!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body lang=EN-US link=blue vlink=purple>
<div class=Section1>
<p class=MsoNormal><span style='color:black'>Mark, see if you have an on-line
subscription to the reference guide and the $88,308 number is changed in the
current version to $85,669.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>The problem is that on p191 in
your reference guide the values used aren’t consistent – the $88k
number isn’t compatible with the example which was revised to use $85,669
as the EAC1 + renewable total, instead of $88,308.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>If you enter the values into the
LEED template, it is 3.1%.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>The numbers should be:<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>Building without PV: $85,669
< - aka “building annual energy cost”<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>Building with PV: $83,030
< - used as the basis for EAC1 points aka “Proposed Building
Performance”<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>PV Contribution: $2,639
< - aka Renewable Energy Cost or “REC”)<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>In the current reference guide the
equation #1 is: %Renewable = REC / (Proposed Building Performance +
REC)<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>In the current reference guide the
equation #2 is: %Renewable = REC / Building Annual Energy Cost<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>Anyway, to make a long story short
– yes, they have revised the reference guide, $88,308 is not appearing
anymore. This should be consistent with your LEED template for EAC2 which
will output 3.1%.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>David<o:p></o:p></span></p>
<div>
<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'><o:p><span style='text-decoration:none'> </span></o:p></span></u></p>
<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>
<o:p></o:p></span></u></p>
<p class=MsoNormal><span style='font-size:8.0pt;font-family:"Calibri","sans-serif";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>David S. Eldridge, Jr., P.E., LEED AP BD+C, BEMP, HBDP<o:p></o:p></span></p>
<p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#244061'>Grumman/Butkus Associates</span></b><span style='font-size:9.0pt;
font-family:"Calibri","sans-serif";color:gray'><o:p></o:p></span></p>
<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>
<o:p></o:p></span></u></p>
</div>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'>
<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"'> Kevin Kyte
[mailto:KKyte@watts-ae.com] <br>
<b>Sent:</b> Thursday, April 08, 2010 11:36 AM<br>
<b>To:</b> Zoeteman, Mark R.; David S Eldridge<br>
<b>Cc:</b> bldg-rate@lists.onebuilding.org<br>
<b>Subject:</b> RE: LEED NC v2.2 EAc2<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:navy'>Does this have anything to do with simulation engines in general
when computing identical files yet displaying mixed results on different
terminals? As far as I know this has been known to happen.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";
color:navy'><o:p> </o:p></span></p>
<div>
<div class=MsoNormal align=center style='text-align:center'>
<hr size=2 width="100%" align=center>
</div>
<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-rate-bounces@lists.onebuilding.org [mailto:bldg-rate-bounces@lists.onebuilding.org]
<b>On Behalf Of </b>Zoeteman, Mark R.<br>
<b>Sent:</b> Thursday, April 08, 2010 9:17 AM<br>
<b>To:</b> David S Eldridge<br>
<b>Cc:</b> bldg-rate@lists.onebuilding.org<br>
<b>Subject:</b> Re: [Bldg-rate] LEED NC v2.2 EAc2</span><o:p></o:p></p>
</div>
<p class=MsoNormal><span style='font-size:11.0pt'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>David,<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:9.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>Thank you for your response. Yes I agree that Reference Guide
lists answers of 3.08% on page 191 and 3.1 % on 201. However when you plug in
the numerical values into page 191 equation, result is actually 2.99%. The two
equations are different and yield different results, but </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#0C02CE'>the
Reference Guide lists same answer.<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'>Mark<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";
color:#0C02CE'><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"'> David S Eldridge
[mailto:DSE@grummanbutkus.com] <br>
<b>Sent:</b> Wednesday, April 07, 2010 7:18 PM<br>
<b>To:</b> Zoeteman, Mark R.<br>
<b>Subject:</b> RE: LEED NC v2.2 EAc2<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<p class=MsoNormal><span style='color:black'>I think your reference guide
edition may be out of date, mine has 3.08% (rounded to 3.1% in EAC2) in both
locations using your second example as the basis.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>The example in your reference
guide must have incorrectly used $88,308 as the total energy cost instead of
$85,669. This seems to be corrected now.<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='color:black'>David<o:p></o:p></span></p>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<div>
<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>
<o:p></o:p></span></u></p>
<p class=MsoNormal><span style='font-size:8.0pt;font-family:"Calibri","sans-serif";
color:black'><o:p> </o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>David S. Eldridge, Jr., P.E., LEED AP BD+C, BEMP, HBDP<o:p></o:p></span></p>
<p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#1F497D'>http://www.grummanbutkus.com<o:p></o:p></span></p>
<p class=MsoNormal><b><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:#244061'>Grumman/Butkus Associates</span></b><span style='font-size:9.0pt;
font-family:"Calibri","sans-serif";color:gray'><o:p></o:p></span></p>
<p class=MsoNormal><u><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";
color:black'>
<o:p></o:p></span></u></p>
</div>
<p class=MsoNormal><span style='color:black'><o:p> </o:p></span></p>
<div style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt'>
<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"'>
bldg-rate-bounces@lists.onebuilding.org
[mailto:bldg-rate-bounces@lists.onebuilding.org] <b>On Behalf Of </b>Zoeteman,
Mark R.<br>
<b>Sent:</b> Wednesday, April 07, 2010 3:14 PM<br>
<b>To:</b> bldg-rate@lists.onebuilding.org<br>
<b>Subject:</b> [Bldg-rate] LEED NC v2.2 EAc2<o:p></o:p></span></p>
</div>
</div>
<p class=MsoNormal><o:p> </o:p></p>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Question
about EAc2 On-Site Renewable Energy:<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'> <o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>The
v2.2 Reference Guide indicates:<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><u><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>In
EAc1 example on page 191</span></u><span style='font-size:10.0pt;font-family:
"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Percent
Renewable = Site-Generated Renewable/(Proposed Building Performance +
Site-Generated Renewable)<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>3.0%
= $2,639/$88,308<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><u><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>In
EAc2 text in top right section of page 201</span></u><span style='font-size:
10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Percent
Renewable = Site-Generated Renewable/Proposed Building Performance<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>3.1%
= $2,639/$85,669<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>The
value indicated in both places is 3.08 or 3.1%. However, when you plug in
values for EAc1 example, result is 3.0%, which agrees with the example entered
into a EAc2 Template.<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Has
anyone investigated this discrepancy with USGBC or GBCI?<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif"'>Mark
Zoeteman, FTC&H<o:p></o:p></span></p>
</div>
<div>
<p class=MsoNormal><span style='font-size:10.0pt;font-family:"Calibri","sans-serif"'> </span><span
style='font-size:10.0pt;font-family:"Verdana","sans-serif"'><o:p></o:p></span></p>
</div>
</div>
</div>
</div>
</body>
</html>