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[EnergyPlus_Support] Re: Non-Zone equipment and Boiler in series






sure...i just uploaded it as Multiple heater_single setpoints.idf

Thanks!

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Michael J. Witte" 
<mjwitte@g...> wrote:
> I would appreciate a copy of this input file so that we can 
improve the error 
> messages for this case.  Please upload to the yahoo files area or 
send as a 
> zipped attachment to energyplus-support@g...  Thanks!
> 
> Mike
> 
> 
> 
> 
> On 9 Mar 2005, at 22:32, colotupper wrote:
> 
> > 
> > 
> > 
> > I searched the input files and made sure there were no typos - i 
> > think the error was that I was mixing demand-side components 
with 
> > supply-side ones (I thought a boiler could be on the demand side 
as 
> > well), and for some reason it didn't reconognize that as the 
error.  
> > I never got an errors mentioning invalid equipment 
configurations - 
> > just the node connections.  And I went through and cut and 
pasted my 
> > node names in their respective places to make sure they were 
typed 
> > exactly the same.
> > 
> > 
> > --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "Michael J. Witte" 
> > <mjwitte@g...> wrote:
> > > The "unknown" node errors usually indicate a typo somewhere.  
The 
> > component 
> > > type, component name, inlet node and outlet node must match 
> > exactly in both the 
> > > BRANCH object and the compoment object.  Search your input 
file 
> > for the node 
> > > names listed in the errors and it should lead you to where the 
> > problem is.
> > > 
> > > However, if I understand the description below, it sounds like 
> > this simulation 
> > > is mixing demand-side components (DOMESTIC HOT WATER and 
radiant 
> > hydronic) with 
> > > supply-side components (boiler).  This will not work.  Did 
this 
> > generate any 
> > > other error messages such as "invalid equipment type"?
> > > 
> > > Mike
> > > 
> > > 
> > > On 8 Mar 2005, at 0:02, colotupper wrote:
> > > 
> > > > 
> > > > 
> > > > I am trying to run the following setup, but am getting some 
node 
> > > > connection errors:
> > > > 
> > > > I have a large water heater on the plant side of a water 
loop.  
> > This 
> > > > water heater is fed by solar collectors and has no backup 
> > heating 
> > > > element in it.
> > > > 
> > > > On the demand side of my water loop, I have a splitter that 
does 
> > to 
> > > > DHW and a radiant heatings zone.  I would like to have a 
> > separate 
> > > > electric boiler for both the DHW and the radiant zone, so I 
put 
> > > > these boilers in series on the same branch with the DHW and 
> > Radiant 
> > > > system, respectively.
> > > > 
> > > > When I did this, I received node connection errors and the 
types 
> > of 
> > > > my some of those nodes are know unknown.  Is there some 
reason 
> > why 
> > > > you can't connect an boiler in series with Non-Zone 
Equipment 
> > like 
> > > > DHW?
> > > > 
> > > > Thank you!
> > > > 
> > > > Kendra Tupper
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 
> > > > 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
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> >





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