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<TITLE>eQUEST - Cogen for DHW</TITLE>
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<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">I am trying to model a</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">C</FONT><FONT SIZE=2 FACE="Arial">ogeneration</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"> sy</FONT><FONT SIZE=2 FACE="Arial">stem (gas turbine</FONT> <FONT SIZE=2 FACE="Arial">generator) in eQuest that</FONT> <FONT SIZE=2 FACE="Arial">recovers thermal e</FONT><FONT SIZE=2 FACE="Arial">nergy for domestic hot water.</FONT><FONT SIZE=2 FACE="Arial"></FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial"> I</FONT><FONT SIZE=2 FACE="Arial"></FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">connected</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"></FONT> <FONT SIZE=2 FACE="Arial">the generator to my domestic hot water loop, and set the</FONT> <FONT SIZE=2 FACE="Arial">tracking mode to thermal tracking.</FONT></SPAN></P>
<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">I am hav</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">ing</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"> 2 problems with this setup.</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial"> F</FONT><FONT SIZE=2 FACE="Arial">irst, when I run the model, using a cogen system has no</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">effect</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"> on the metered electricity consumption. T</FONT><FONT SIZE=2 FACE="Arial">he gas consumption increased and is going towards meeting electric demands such as lighting, but the electricity consumption is not decreasing.</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial"> I</FONT><FONT SIZE=2 FACE="Arial">n the output files, there is a negative kWh number for the cogen, but this doesn</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">’</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">t seem to be translating to the electricity meters and utility costs.</FONT> <FONT SIZE=2 FACE="Arial"> </FONT></SPAN></P>
<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">Second, I cannot create an equipment control strategy with the Domestic Hot Water Heater and the</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"> Electric Generator.</FONT> <FONT SIZE=2 FACE="Arial"> I</FONT><FONT SIZE=2 FACE="Arial">f</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">I</FONT><FONT SIZE=2 FACE="Arial"></FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">create an equipment</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">control</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"></FONT> <FONT SIZE=2 FACE="Arial">for DHW heating, it only accepts primary domestic hot water equipment</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">–</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial"> it</FONT> <FONT SIZE=2 FACE="Arial">does not allow you to sequence</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT SIZE=2 FACE="Arial">an electric generator.</FONT></SPAN></P>
<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">If any has any suggestions, I would appreciate it!</FONT></SPAN></P>
<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">Thank you,</FONT></SPAN></P>
<P ALIGN=LEFT><SPAN LANG="en-us"><FONT SIZE=2 FACE="Arial">Kendra</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN></P>
<P ALIGN=LEFT><B><SPAN LANG="en-us"></SPAN></B><A NAME=""><B><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT COLOR="#333333" FACE="Arial">Kendra Tupper </FONT></SPAN></B></A><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> </SPAN></P>
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<P ALIGN=LEFT><SPAN LANG="en-us"><FONT COLOR="#333333" SIZE=2 FACE="Arial">405 Howard Street </FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> </SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT COLOR="#333333" SIZE=2 FACE="Arial">415.398.3833</FONT></SPAN><SPAN LANG="en-us"><B></B></SPAN><SPAN LANG="en-us"><B></B></SPAN><B><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"> <FONT COLOR="#333333" SIZE=2 FACE="Arial">Main</FONT></SPAN></B></P>
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