[EnergyPlus_Support] Re: About the evaporator outlet temp of electric chiller

["applezealot" <applezealot@xxxxxxxxxxxx>]

Dear Sankar

      Thank you for your help. I see the object in V1-2-2. I will do 
some study on it. 

                                                        charlie

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Padhmanabhan, Sankar" 
<sankar.padhmanabhan@o...> wrote:
> Hi Charlie,
> You can control the leaving temperature of the chiller using the 
component set point based control. Please refer to the 
CompSetPtControl.idf test file. EnergyPlus currently does not have 
the capability to control the chilller outlet temperature float 
within a dead band.
> Thanks
> Sankar
> 
> ________________________________
> 
> From: EnergyPlus_Support@xxxxxxxxxxxxxxx on behalf of applezealot
> Sent: Thu 5/19/2005 7:57 PM
> To: EnergyPlus_Support@xxxxxxxxxxxxxxx
> Subject: [EnergyPlus_Support] Re: About the evaporator outlet temp 
of electric chiller
> 
> 
> 
> Dear Mike
> 
>     Could please tell me some methods to controll the leaving
> temperature of chiller and let it float in a range.
>     Thank you in advance.
> 
>                                                      charlie
> 
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Michael J. Witte"
> <mjwitte@g...> wrote:
> > With dual setpoints, EnergyPlus would use the upper setpoint to
> control
> > chillers, and the lower setpoint to control boilers.  EnergyPlus
> will not
> > control chillers to float within a range as described below.
> >
> > Mike
> >
> >
> > On 12 May 2005, at 6:39, energypluser wrote:
> >
> > > Dear all:
> > >
> > >    I set the chiller evaporator outlet node for the Loop
> Temperature
> > > Setpoint Node in Plant-Condenser Loops. And the setpoint 
manager
> for
> > > this node is a dual setpoint manager with the low and high
> scheduled
> > > temperature at 7C and 13C for all days respectively. 
> > >   The purpose of using this setpoint manager is to let the
> chilled
> > > water outlet temperature varies between the deadband. But the
> > > simulation results show that the chiller supply temperature is
> 10C,
> > > which is the average value of the upper and lower temperature
> limit.
> > >   Is E+ able to control the chiller water supply temperature in
> this
> > > way?
> > >   Thank you in advance!
> > >
> > >                                         charlie
> > >
> > >
> > >
> > >
> > >
> > > 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.
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> > >
> >
> >
> >
> > ========================================================
> > Michael J. Witte, GARD Analytics, Inc.
> > EnergyPlus Testing and Support     
> > EnergyPlus-Support@g...
> 
> 
> 
> 
> 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.
> 
> Yahoo! Groups Links
> 
> 
> 
> 
> 
> 
> 
> 
> 
> 
> [Non-text portions of this message have been removed]




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