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

[EnergyPlus_Support] Re: The problems about multiple chillers.



Hi Mike,

Thank you very much!!

Now I know how to do.

Best regards!

Well Kong


--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Michael J. Witte" 
<mjwitte@...> wrote:
>
> EnergyPlus autosizing does not understand multiple pieces of 
equipment.  It 
> will size each piece to meet the full load, in this case both 
chillers.  
> Whenever you use multiple boilers, chillers, or cooling towers, 
follow this 
> procedure:
> 
> 1.  Run the simulation with the plant equipment autosized.
> 
> 2.  Find the reported equipment capacities (for chillers, boilers, 
etc.) in the 
> eio output file.  The capacity of any one chiller or boiler will be 
the full-
> load capacity.  (You should see the same capacity reported for each 
chiller, 
> for example.)
> 
> 3.  Make a new version of the input file with hard sizes specified 
as needed to 
> allocate the full-load capacity among the chillers (or boilers, 
or . . .).
> 
> Mike
> 
> 
> On 28 Mar 2007 at 3:37, well_kong wrote:
> 
> > I made a model that includes two chillers,and i used design 
objects to 
> > autosize the chillers; but i always find that only one chillers 
> > work,another never work.
> > You know in actual case,it's so different between two chillers 
work and 
> > one chiller works.
> > Who can tell me why?and how to solve this problem.
> 
> 
> ========================================================
> Michael J. Witte, GARD Analytics, Inc.
> EnergyPlus Testing and Support      
> EnergyPlus-Support@...
>




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 area of the Support Web Site.

EnergyPlus Documentation is searchable.  Open EPlusMainMenu.pdf under the Documentation link and press the "search" button.
 
Yahoo! Groups Links

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

<*> Your email settings:
    Individual Email | Traditional

<*> To change settings online go to:
    http://groups.yahoo.com/group/EnergyPlus_Support/join
    (Yahoo! ID required)

<*> To change settings via email:
    mailto:EnergyPlus_Support-digest@xxxxxxxxxxxxxxx 
    mailto:EnergyPlus_Support-fullfeatured@xxxxxxxxxxxxxxx

<*> 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/