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<TITLE>RE: [Equest-users] Baseline Heat Recovery</TITLE>
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<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Omer,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">I would set ERV-LATENT-EFF to 0.50.</FONT></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Additionally,</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas"></FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">if the baseline system is required to have an economizer per G3.1.2.6</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas">, I would</FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">meet the G3.1.2.10 requirement "to bypass or control</FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">the heat-recovery system to permit air economizer operation, where applicable"</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas">,</FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">by</FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">set</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas">ting</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas"> ERV-RUN-CTRL to WHEN-MIN-OA</FONT></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas">.</FONT></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">I guess it is a judgment call how to set all the other ERV variables. Typically, I</FONT></SPAN><SPAN LANG="en-us"> <FONT FACE="Consolas">set them identical to the proposed ERV if there is one.</FONT></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"><FONT FACE="Consolas">Regards,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Bill</FONT></SPAN><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">-----Original Message-----<BR>
From: equest-users-bounces@lists.onebuilding.org [<A HREF="mailto:equest-users-bounces@lists.onebuilding.org">mailto:equest-users-bounces@lists.onebuilding.org</A>] On Behalf Of omoltay@mimtarch.com<BR>
Sent: Wednesday, November 30, 2011 10:06 AM<BR>
To: equest-users@lists.onebuilding.org<BR>
Subject: [Equest-users] Baseline Heat Recovery</FONT></SPAN><SPAN LANG="en-us"></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Dear All,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">How would you recommend modeling in eQuest the G3.1.2.10 requirement with</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">its request that "50% energy recovery effectivness shall mean a change in</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">the enthalpy of the outdoor air supply equal to 50% of the difference</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">between the outdoor air and return air at design conditions"?</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Thanks,</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Omer Moltay</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">Mimta</FONT></SPAN></P>
<P DIR=LTR><SPAN LANG="en-us"><FONT FACE="Consolas">_______________________________________________</FONT></SPAN></P>
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