[EnergyPlus_Support] Re: Central Heat Production vs terminal units

["Ana Rui Oliveira" <anarui.oliveira@xxxxxxxxx>]

However, based on my recent experience, I'd look at the results 
carefully to check if it is performing properly for the specific 
conditions you're using...

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "anarui.oliveira" 
<anarui.oliveira@...> wrote:
>
> In Water Heaters group:
> 
> - Water Heater:Mixed
> +
> - Heat Pump:Water Heater
>    - which in turn requires the definition of:
>      - Coil:DX:HeatPumpWaterHeater
>      - Fan:Simple:OnOff
> 
> You might want to check the Engineering Reference (pages 774, 779).
> 
> 
> --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "aymericnovel" 
> <aymericnovel@> wrote:
> >
> > Hi, could you tell me how you did the central air-to-water heat 
> pump?
> > 
> > Thank you very much
> > Aymeric
> > 
> > --- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "anarui.oliveira" 
> > <anarui.oliveira@> wrote:
> > >
> > > Hi everyone.
> > > 
> > > I modelled a system with a central Heat pump (air-to-water), 
> > producing 
> > > heat for a hot water loop serving 3 Air Treatment Units and 
some 
> > > terminal unit ventilators, but the thermal heating rate/energy 
> > produced 
> > > by the central heat pump is much (2-3 times) higher than the 
sum 
> of 
> > the 
> > > heating rates/energy of all the coils in the ATUs and terminal 
> > units...
> > > It seems as if the control os this central unit is not 
performing 
> > > properly, but I can't figure out why...
> > > 
> > > Could anyone help?
> > > 
> > > Thanks in advance,
> > > Ana Rui.
> > >
> >
>



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