[EnergyPlus_Support] Re: water to water heat pump

["FrancescoP" <direzionecontraria@xxxxxxxx>]

What example files regarding geothermal water to water heat pumps are available?
Regards

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, Germana Regis <germanaregis@...> wrote:
>
> Dear all,
> 
> I'm trying to simulate a geothermal water to water (equation fit) heat pump.
> I used the example file as a reference but something doesn't work and I can't 
> explain why.
> I have two loops, a cooling and a heating one and they work separately in 
> different seasons.
> In summer conditions the heat pump works correctly but in the heating mode it 
> doesn't start at all.
> The pump works, there is fluid circulation into the low temperature radiant 
> floor but the heat pump doesn't contibute to rise up the temperature of the 
> water.
> I also tried to put a boiler beside and, of course, it satisfies the heating 
> demand of the zone, although it doesn't have the priority.
> It seems like the HP is not connected at all, but branches don't produce any 
> error message.
> Is there anybody who has an idea on what (maybe) is going on?!?!
> Thank you very much!
> Germana
>



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