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[EnergyPlus_Support] Re: EnergyPlus Newbie - HVAC help



Thanks again for your help Don...and the file.



--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "don_shirey" <shirey@a...> 
wrote:
> When you installed EnergyPlus, a subfolder named "Example Files" 
> should have been loaded onto your computer. FurnaceWithDXSystem.idf 
> should be included in this folder.
> 
> If you can't find it, I just uploaded it to the 
> EnergyPlus_Support@yahoogroups site under "Files".
> 
> This example file will show you how to set thermostats and 
reference 
> them to zones.  Also, take a look at the documentation for further 
> assistance.
> 
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "jpmark23" 
<jpmark23@y...> 
> wrote:
> > Don: 
> > 
> > Thanks again for your help...two more questions...I don't have 
the 
> > FurnaceWithDXSystem.idf file where can I get it?  Also, the 
results 
> > seem to indicate that my unit heaters and/or unitary system are 
not 
> > running b/c winter temperatures are only about 15C.  In the 
summer 
> > all temps are higher than environmental as well.  I have 
> thermostats, 
> > but I'm not sure if they are connected, as the heaters and 
unitary 
> > system do not reference them or a zone in any way that I have 
> > programmed so far.  
> > 
> > Also, I keep getting an error message that demand side inlet pipe 
> > cannot be found, even though I have it listed as a "PIPE".  Any 
> ideas?
> > 
> > Thank you very much for your help...
> > 
> > Jared
> > 
> > 
> > --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "don_shirey" 
> <shirey@a...> 
> > wrote:
> > > Jared:
> > > 
> > > For the packaged air conditioner with electric coil, you should 
> > > probably use the object "UNITARYSYSTEM:BLOWTHRU:HEATCOOL" or 
> > > "Furnace:BlowThru:HeatCool".  
> > > See example file FurnaceWithDXSystem.idf.
> > > 
> > > --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "jpmark23" 
> > <jpmark23@y...> 
> > > wrote:
> > > > I have been learning this program while I try to run my first 
> > model 
> > > > with it and have run into somewhat of a road block.  The 
> building 
> > I 
> > > > am modeling is a two story water treatment plant, with an 
open 
> > air 
> > > > area adjacent to the first floor that is partially below 
grade. 
>  
> > > This 
> > > > particular area has walls ~27' high, and no roof.
> > > > 
> > > > I have a unique HVAC system that I'm trying to input and I 
have 
> > no 
> > > > idea how to do it.  First, on the upper floor there is a
> package 
> > > > (central air) unit with an air conditioner and electric coil 
> > heat.  
> > > > It serves one zone of 3 or 4 rooms.  I may be missing 
something,
> > > but 
> > > > I can't find a category in the model that allows me to easily 
> > enter 
> > > > the details on this Carrier unit.  There is however a window
> a/c 
> > > > option.  Should I use this?
> > > > 
> > > > The rest of the building is heated with a handful of steam 
> > heaters 
> > > > that are fed by an underground steam line.  The steam is 
> provided 
> > > > from an offsite location.  Being a water treatment plant, the 
> > > > groundwater itself is used to "air condition" the lower 
floor.  
> > > Steam 
> > > > that is used for a different part of the treatment is also 
sent 
> to
> > > a 
> > > > groundwater cooled condensor to be used for process area
> cooling 
> > on 
> > > > the lower floor.  
> > > > 
> > > > Thanks for your help in advance....
> > > > 
> > > > Jared


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