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<DIV><FONT face=Arial size=2><SPAN class=181225717-09022004>A vane axial fan
curve is now part of the DOE-2 cadre in eQuest/DOE-2.2.
Nifty.</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=181225717-09022004></SPAN></FONT> </DIV>
<DIV><FONT face=Arial size=2><SPAN class=181225717-09022004>Now what if I want
to do a crazy thing like freeze the pitch of the vane axial fan and put a VFD on
it. Would the VFD recognize the frozen vane axial curve, or would it become a
VFD on a centrifugal fan (an incorrect simulation of what I would want to
see)?</SPAN></FONT></DIV>
<DIV><FONT face=Arial size=2><SPAN
class=181225717-09022004></SPAN></FONT> </DIV>
<DIV><FONT color=#0000ff size=4><STRONG>John R. Aulbach, PE,
CEM</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>Project Engineer</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>Sempra Energy Solutions</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>555 West Fifth Street</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>Mail Location 27F3</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>Los Angeles, CA 90013</STRONG></FONT></DIV>
<DIV><FONT size=2><STRONG>Tel: (213) 244-8551 Cell (213)
219-4875</STRONG></FONT></DIV>
<DIV><STRONG><FONT size=2></FONT></STRONG> </DIV>
<P align=left><B><FONT face="Courier New" size=1>"Sempra Energy Solutions is not
the same company as SDG&E/ SoCalGas, the Utilities. Sempra Energy
Solutions is not regulated by the California Publi</FONT><FONT
face="Courier New" size=1>c Utilities Commission, and you do not have to buy
Sempra Energy Solutions products or services to continue to receive quality
regulated service from the Utilities." </FONT></B></P>
<DIV> </DIV><PRE>
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