[esp-r] Re: Unable to get Dehumidification Energy

[achim.geissler]

Hi there,

it’s been a while, but did you activate humidity in your zone control? I seem to remember that one had to “activate” humidity in some way and I think it was in the control.

FWIW.

Best
Achim

> On 15 Feb 2021, at 08:19, <hiroi at mocha.ocn.ne.jp> <hiroi at mocha.ocn.ne.jp> wrote:
> 
> Hello esp-r community,
>  
> I am unable to get dehumidification energy values when cooling a room with simple cooler represented by a plant network:
> Zone -> Duct_in -> Cooling Coil -> Fan -> Duct_out
>  
> I built 3 identical (geometry, surface attribution) zones, all with a simple cooler as described above.
> The only difference is the cooling coil inlet water temperature being 5, 10, 15 degC.
> Control was set to keep the zone dBT at 27 degc for all zone by controlling the air movement volume through the cooling coil.
> This was done to understand the dehumidification capability of a typical cooler and the resulting zone RH.
> The simulation result confirmed that the lower temperature cooling coil setup reduces the zone RH, compared to higher temperature cooling coil setup.
> Unfortunately, the dehumidification energy as outputted from the “energy delivered” summary (enquire about -> energy delivered in the Result analyser) shows “0” for all zones.
> This also the case for the output of the time plot graph.
>  
> ESP-r is V13.3.11 but this is also the case with V13.2.6.
>  
> Is there anyone who can help me out?
>  
> Best Regards,
> Hiroi Nishimatsu
> Mail: hiroi at mocha.ocn.ne.jp <mailto:hiroi at mocha.ocn.ne.jp>
>  
>  
>  
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achim.geissler at acatalepsy.ch



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