[EnergyPlus_Support] Re: DX:coil:heatpumpwaterheater, Minimum Evaporator Temperature

["JV Dirkes II" <jvd2pe@xxxxxxx>]

This sounds failiar.  Have you checked previous posts?  I think this
was a topic about 6 months ago.

--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "aymericnovel"
<aymericnovel@...> wrote:
>
> Hi all,
> 
> I have been modelling a building with an air to water heat pump as 
> heating plant. I used the object DX:COIL:HEATPUMPWATERHEATER, which is 
> then connected to a WATERHEATER:MIXED (tank) and a FAN:ONOFF.
> 
> In the principle it works well BUT: The heat pump does not work if the 
> air temperature at the evaporator is less than 5°C!! Is there any way 
> to make it work at less than 5°C so that my heat pump produces heat 
> during the whole winter even if COP is low?
> 
> If this is not possible, is there another way (other object) to 
> simulate this kind of heat pump?
> 
> Thanks for your help,
> Best regards,
> Aymeric
>



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