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<DIV><SPAN class=125090022-07112005><FONT face=Arial size=2>We need to model a
water source heat pump system consisting of boiler, cooling tower with a "Heat
Pump" equipped with fan, hydronic heating coil and a compressor for
cooling. Heat is taken from the <SPAN class=712072922-07112005>water
</SPAN>loop for heating through hydronic heating coils and heat is rejected
into the same loop from compressors providing cooling.</FONT></SPAN></DIV>
<DIV>
<DIV>
<DIV><SPAN class=125090022-07112005><FONT face=Arial size=2>"Heat Pump" heating
mode - valve open to let water into the a hydronic heating coil.
</FONT></SPAN></DIV>
<DIV><FONT face=Arial><FONT size=2><SPAN class=125090022-07112005>"Heat
Pump" cooling mode - valve open to let water into the condenser for
heat rejection from compressor</SPAN><SPAN
class=125090022-07112005>.</SPAN></FONT></FONT></DIV>
<DIV><SPAN class=125090022-07112005><FONT face=Arial
size=2></FONT></SPAN> </DIV>
<DIV><FONT size=2><SPAN class=125090022-07112005><FONT face=Arial><SPAN
class=914043822-07112005>Don't </SPAN>see any systems options for the DOE (HP)
system that doesn't use the compressor for heating.</FONT></SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=125090022-07112005></SPAN></FONT> </DIV>
<DIV><SPAN class=125090022-07112005><FONT face=Arial><FONT size=2><SPAN
class=914043822-07112005>A</SPAN>ny tips or hints of how such system could be
modeled<SPAN class=914043822-07112005> would be
appreciated.</SPAN></FONT></FONT></SPAN></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=125090022-07112005></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN
class=125090022-07112005>Thanks,</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=125090022-07112005>Peter</SPAN></FONT></DIV></DIV></DIV>
<DIV align=left>
<DIV align=left>
<DIV align=left>
<DIV align=left><FONT
size=1>___________________________________________________</FONT></DIV>
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<P><FONT face=Arial color=#58440e><FONT
face="Verdana, Arial, Helvetica, sans-serif"><STRONG>Peter Arthursson
P.E.</STRONG></FONT></FONT><FONT face=Arial color=black
size=1></P></FONT></FONT></MARQUEE></P><FONT
face="Verdana, Arial, Helvetica, sans-serif">
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<DIV><FONT color=black size=1><SPAN
style="FONT-SIZE: 8.5pt; COLOR: teal; FONT-FAMILY: Wingdings; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA; mso-bidi-font-family: 'Times New Roman'"><FONT
color=#808040 size=2>(</FONT></SPAN><SPAN
style="FONT-SIZE: 8.5pt; COLOR: navy; FONT-FAMILY: Tahoma; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA">
</SPAN><STRONG>Phone</STRONG>: <FONT
color=#808040>(425) 672-1071</FONT></FONT></DIV></TD></TR>
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style="mso-char-type: symbol; mso-symbol-font-family: Webdings"><FONT
color=#808040 size=2>Ê</FONT>
</SPAN></SPAN><STRONG>Fax</STRONG>: <FONT
color=#808040>(425) 778-8769</FONT><BR><FONT color=#497fbf><SPAN
style="FONT-SIZE: 8.5pt; COLOR: teal; FONT-FAMILY: Wingdings; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA; mso-bidi-font-family: 'Times New Roman'"><FONT
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style="FONT-SIZE: 12pt; FONT-FAMILY: Wingdings; mso-fareast-font-family: 'Times New Roman'; mso-ansi-language: EN-US; mso-fareast-language: EN-US; mso-bidi-language: AR-SA; mso-bidi-font-family: 'Times New Roman'; mso-char-type: symbol; mso-symbol-font-family: Wingdings; mso-ascii-font-family: 'Times New Roman'; mso-hansi-font-family: 'Times New Roman'"><SPAN
style="mso-char-type: symbol; mso-symbol-font-family: Wingdings"><FONT
color=#808040><FONT size=2>*</FONT><FONT face="Arial Narrow" size=1>
</FONT></FONT></SPAN></SPAN></SPAN></SPAN><FONT face=Verdana><FONT
size=1><STRONG>Email</STRONG>: </FONT></FONT></FONT></SPAN><A
title="mailto:vyaros@cdiengineers.com
mailto:jfleetwood@cdiengineers.com
mailto:dnutt@cdiengineers.com
mailto:"
href="mailto:parthursson@cdiengineers.com"><FONT
title="mailto:vyaros@cdiengineers.com
mailto:jfleetwood@cdiengineers.com
mailto:dnutt@cdiengineers.com"
color=#808040>parthursson@cdiengineers.com</FONT></A></FONT></FONT></FONT></P>
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size=1><SPAN
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size=2><FONT color=#808040 size=3>:</FONT><FONT face="Arial Narrow">
<FONT size=1><FONT face=Verdana><FONT
color=#000000><STRONG>Web</STRONG>:</FONT></FONT></FONT><FONT
size=4> </FONT></FONT></FONT></SPAN><A
title=http://www.cdiengineers.com/
href="http://www.cdiengineers.com/"><FONT
title=http://www.cdiengineers.com/
color=#808040>www.cdiengineers.com</FONT></A></FONT></P></DIV>
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<DIV title=http://www.cdiengineers.com/ align=center><FONT
title=http://www.cdiengineers.com/ face="Monotype Corsiva"><FONT
title=http://www.cdiengineers.com/ size=4> <STRONG
title=http://www.cdiengineers.com/><FONT
title=http://www.cdiengineers.com/ face=Arial color=#ffffff size=3>CDi
ENGINEERS</FONT></STRONG></FONT></FONT></DIV></TD></TR>
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<DIV title=http://www.cdiengineers.com/ align=center><FONT
title=http://www.cdiengineers.com/ face=Arial color=#c1c184
size=1>Mechanical Consulting - Energy
Engineering</FONT></FONT></DIV></TD></TR></TBODY></TABLE></MARQUEE></P></A></MARQUEE><FONT
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<DIV><SPAN class=745544123-20092005><FONT face=Verdana><FONT color=#ff0000><FONT
face="Arial Black">TAKE NOTICE</FONT> </FONT></FONT><FONT face=Arial
color=#808000><STRONG>- </STRONG></FONT></SPAN><SPAN
class=745544123-20092005><FONT size=2><FONT face=Arial><FONT color=#808000><FONT
size=3><STRONG>CDi has moved!</STRONG></FONT> </FONT></FONT></FONT></SPAN></DIV>
<DIV><SPAN class=745544123-20092005><FONT face=Arial color=#808000
size=2><EM><STRONG>Effective October 10, 2005, CDi's address
is:</STRONG></EM></FONT></SPAN></DIV>
<DIV><SPAN class=745544123-20092005><FONT face=Arial color=#808000><STRONG>4200
194th St SW, Suite 200, </STRONG></FONT></SPAN></DIV>
<DIV><SPAN class=745544123-20092005></SPAN><SPAN class=745544123-20092005><FONT
face=Arial color=#808000><STRONG>Lynnwood, WA 98036</STRONG></FONT></SPAN></DIV>
<DIV><SPAN class=745544123-20092005><FONT face=Arial color=#808000
size=2><EM><STRONG>Phone, fax, and e-mail remain the
same.</STRONG></EM></FONT></SPAN></FONT></DIV></DIV>
<DIV><FONT face="Arial Narrow"></FONT> </DIV></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV></DIV>
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