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<DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial color=#0000ff
size=2>Brian-</FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial color=#0000ff
size=2></FONT></SPAN> </DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2>I can't answer #1 or #3 but would be very interested in any
responses<SPAN
class=873521618-15042005>.</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN
class=873521618-15042005></SPAN></FONT></FONT></FONT></SPAN> </DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Question #2: Whenever we have this
situation, we set up an independent HRV unit with a dummy zone and run all OA
for the WSHPs through the HRV. The HRV unit would have 100% OA with heat
recovery and VAV.</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN
class=873521618-15042005></SPAN></FONT></FONT></FONT></SPAN> </DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Hope this helps. Have a nice
weekend.</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN
class=873521618-15042005></SPAN></FONT></FONT></FONT></SPAN> </DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Sheila
Sagerer</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Energy Engineer, LEED
AP</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Energy Opportunities,
Inc</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Phone:
717-880-9069</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN class=873521618-15042005>Fax:
717-291-9497</SPAN></FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=658001618-15042005><FONT face=Arial><FONT color=#0000ff><FONT
size=2><SPAN
class=873521618-15042005></SPAN></FONT></FONT></FONT></SPAN> </DIV></DIV>
<BLOCKQUOTE dir=ltr style="MARGIN-RIGHT: 0px">
<DIV class=OutlookMessageHeader dir=ltr align=left><FONT face=Tahoma
size=2>-----Original Message-----<BR><B>From:</B> postman@gard.com
[mailto:postman@gard.com]<B>On Behalf Of </B>Brian Thornton<BR><B>Sent:</B>
Friday, April 15, 2005 9:58 AM<BR><B>To:</B>
BLDG-SIM@GARD.COM<BR><B>Subject:</B> [BLDG-SIM] Three WSHP/GSHP modeling
challenges<BR><BR></FONT></DIV>
<DIV class=Section1>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">I am starting a
condominium tower project with three design features that I am struggling with
how to model in eQuest and DOE2.2. Any
ideas?<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">1) WSHPs with
desuperheaters. I want to capture heat off the compressor cycle for DHW,
and show impact on WSHP performance and capacity.
<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">2) Heat
recovery ventilators in each townhouse in addition to WSHP. Appears ERVs
are not available with the WSHP system commands. <o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">3) WSHP loop
supplemented by a ground-source well-field sized to 25% of the cooling
peak. WSHP loop with ground source well-field allows supplemental
cooling tower, but documentation says that a boiler cannot be used to
supplement the ground source well-field. This WSHP and ground
source loop design with a boiler and tower is on a number of condo towers in
<st1:place w:st="on"><st1:City w:st="on">Vancouver</st1:City> <st1:State
w:st="on">BC</st1:State></st1:place> apparently.
<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial color=navy size=2><SPAN
style="FONT-SIZE: 10pt; COLOR: navy; FONT-FAMILY: Arial">Thanks,<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 10pt; FONT-FAMILY: Arial"><o:p> </o:p></SPAN></FONT></P>
<P class=MsoAutoSig><st1:place w:st="on"><st1:City w:st="on"><FONT face=Arial
size=2><SPAN
style="FONT-SIZE: 11pt; FONT-FAMILY: Arial">Thornton</SPAN></FONT></st1:City></st1:place><FONT
face=Arial size=2><SPAN style="FONT-SIZE: 11pt; FONT-FAMILY: Arial"> Energy
Consulting<o:p></o:p></SPAN></FONT></P>
<P class=MsoAutoSig><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 11pt; FONT-FAMILY: Arial">p. 503-231-6600 f.
503-231-3555<o:p></o:p></SPAN></FONT></P>
<P class=MsoAutoSig><FONT face=Arial size=2><SPAN
style="FONT-SIZE: 11pt; FONT-FAMILY: Arial">thorntonenergy@comcast.net<o:p></o:p></SPAN></FONT></P>
<P class=MsoNormal><FONT face="Times New Roman" size=3><SPAN
style="FONT-SIZE: 12pt"><o:p> </o:p></SPAN></FONT></P></DIV><PRE>
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