[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [EnergyPlus_Support] performance curves of York units



WIth DOE2 you can create the curve by entering the curve type and the data 
table.  DOE2 then calculates the coefficients of the curve for you.

I did a 1 minute Google search and came up with the following Excel site:
http://www.tushar-mehta.com/index.html?http://www.tushar-mehta.com/excel/software/polynomials/


At 08:29 24/02/2004, David Cormier wrote:
>yes, excel do a good job for quadratic curve .... but the
>biquadratic?????????
>
>if you are able to make biquadratric (f(x,y)) curve with, tell me how ...
>
>david
>
>
> >From: ÕŹâÓñ <zh_guangyu@xxxxxxxxxxxx>
> >To: dcormier81@xxxxxxxxxxx
> >Subject: Re: [EnergyPlus_Support] performance curves of York units
> >Date: Tue, 24 Feb 2004 09:55:01 +0800 (CST)
> >
> >if you can input the data into excell work sheet, then it is easy to find
> >the vurve. by using curve fitting, you quickly get the curve
> >
> >
> >
> >---------------------------------
> >Do You Yahoo!?
> >ÍêÈ«Ãâ·ÑµÄÑÅ»¢µçÓÊ£¬ÂíÉÏ×¢²á»ñÔù¶îÍâ60Õ×ÍøÂç´æ´¢¿Õ¼ä
>
>_________________________________________________________________
>MSN Search, le moteur de recherche qui pense comme vous !
>http://fr.ca.search.msn.com/
>
>
>
>
>The primary EnergyPlus web site is found at:
>http://www.energyplus.gov
>
>The group web site is:
>http://groups.yahoo.com/group/EnergyPlus_Support/
>
>Attachments are not allowed -- please post any files to the appropriate 
>folder in the Files are of the Support Web Site.
>
>
>
>
>  -- please post any files to the appropriate folder in the Files are of 
> the Support Web Site.
>
>
>
>
>
>Yahoo! Groups Links
>
>
>
>


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






------------------------ Yahoo! Groups Sponsor ---------------------~-->
Buy Ink Cartridges or Refill Kits for your HP, Epson, Canon or Lexmark
Printer at MyInks.com. Free s/h on orders $50 or more to the US & Canada.
http://www.c1tracking.com/l.asp?cid=5511
http://us.click.yahoo.com/mOAaAA/3exGAA/qnsNAA/dkFolB/TM
---------------------------------------------------------------------~->

The primary EnergyPlus web site is found at:
http://www.energyplus.gov

The group web site is:
http://groups.yahoo.com/group/EnergyPlus_Support/

Attachments are not allowed -- please post any files to the appropriate folder in the Files are of the Support Web Site.




 -- please post any files to the appropriate folder in the Files are of the Support Web Site.




 
Yahoo! Groups Links

<*> To visit your group on the web, go to:
     http://groups.yahoo.com/group/EnergyPlus_Support/

<*> To unsubscribe from this group, send an email to:
     EnergyPlus_Support-unsubscribe@xxxxxxxxxxxxxxx

<*> Your use of Yahoo! Groups is subject to:
     http://docs.yahoo.com/info/terms/