[Equest-users] Fan Motor Efficiency Change

Chris Jones cj at enersave.ca
Thu Jul 29 08:58:01 PDT 2010


Not entirely on topic but what is a typical fan 
coil motor efficiency?  I have been using 25%.

At 02:11 PM 7/28/2010, John Aulbach wrote:
>Thank you, Jeremy. By "plug and chug", that 
>seemed to be the Parameter that changed in 
>running a test building through Standard, High, and Premium Efficiency.
>
>Wouldn't it be nice if some of this stuff was discussed more in the Manuals ??
>
>John
>
>
>From: Jeremy McClanathan <jmcclanathan at CDiengineers.com>
>To: John Aulbach <jra_sac at yahoo.com>; Demba 
>Ndiaye <Demba.Ndiaye at setty.com>; 
>"equest-users at lists.onebuilding.org" <equest-users at lists.onebuilding.org>
>Sent: Wed, July 28, 2010 10:56:45 AM
>Subject: RE: [Equest-users] Fan Motor Efficiency Change
>
>
>
>I account for motor eff by changing the total 
>eff, where total eff = motor eff * mech eff.  I 
>believe the keyword for total eff in the inp 
>file is SUPPLY-EFF for supply fans.
>
>___________________________________________
>
>Jeremy McClanathan, LEED® AP
>CDi ENGINEERS
>4200 194th St SW, Ste 200, Lynnwood, WA 98036
>P 425-672-1071 | F 425-778-8769
>P Please consider the environment before printing this email.
>
>
>
>From: John Aulbach [mailto:jra_sac at yahoo.com]
>Sent: Wednesday, July 28, 2010 10:51 AM
>To: Demba Ndiaye; equest-users at lists.onebuilding.org
>Subject: Re: [Equest-users] Fan Motor Efficiency Change
>
>Thank you, Demba.
>
>But this is for a PUMP. Not a FAN.
>
>John
>
>
>From: Demba Ndiaye <Demba.Ndiaye at setty.com>
>To: John Aulbach <jra_sac at yahoo.com>; 
>"equest-users at lists.onebuilding.org" <equest-users at lists.onebuilding.org>
>Sent: Wed, July 28, 2010 10:39:34 AM
>Subject: RE: [Equest-users] Fan Motor Efficiency Change
>John,
>
>In the INP, it is the “MOTOR-CLASS” input. 
>You see in the INP something like:
>
>FLOW             = 300
>                 NUMBER           = 1
>                 HEAD             = 80
>                 MECH-EFF         = 0.776
>                 MOTOR-CLASS      = HI-EFF
>                 CAP-CTRL         = ONE-SPEED-PUMP
>
>_____________
>Demba NDIAYE
>
>From: equest-users-bounces at lists.onebuilding.org 
>[mailto:equest-users-bounces at lists.onebuilding.org] On Behalf Of John Aulbach
>Sent: Wednesday, July 28, 2010 12:34 PM
>To: equest-users at lists.onebuilding.org
>Subject: [Equest-users] Fan Motor Efficiency Change
>
>I should know this one, but draw a blank.
>
>The Wizard asks if you want Standard, Hi 
>Efficiency, or Premium Efficiency motors for your fan system.
>
>How do those show up in the .INP file? That will 
>give me a clue as to what Parameters to modify for changing to PE motors.
>
>Thanks.
>
>John R. Aulbach, PE, CEM
>Senior Energy Engineer
>
>Partner Energy
>1990 E. Grand Avenue, El Segundo, CA 90245
>W: 888-826-1216, X254| D: 310-765-7295 | F: 310-817-2745
><http://www.ptrenergy.com/>www.ptrenergy.com 
><mailto:%7C%20jaulbach at ptrenergy.com>| jaulbach at ptrenergy.com
>
>
>
>
>
>This email message, including any attachments, 
>is for the sole use of the intended recipient 
>and may contain confidential, proprietary, 
>and/or privileged information, as well as 
>content subject to copyright and other 
>intellectual laws.  If you are not the intended 
>recipient, you may not disclose, use, copy, or 
>distribute the email message or its 
>attachments.  If you believe you have received 
>this email message in error, please contact the 
>sender by reply email, immediately delete this email and destroy copies.
>
>_______________________________________________
>Equest-users mailing list
>http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org
>To unsubscribe from this mailing list send  a 
>blank message to EQUEST-USERS-UNSUBSCRIBE at ONEBUILDING.ORG


Chris Jones
14 Oneida Avenue
Toronto, ON M5J 2E3.
Tel.  416-203-7465
Fax. 416-946-1005

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.onebuilding.org/pipermail/equest-users-onebuilding.org/attachments/20100729/d77c3aab/attachment-0001.htm>


More information about the Equest-users mailing list