Re: [TRNSYS-users] Type51b Error with psychrometrics routine

[C K Lee <a8304506@graduate.hku.hk>]

Hello, SAULNIER.

I think you should check whether the water and/or air flow rates are set 
appropriately.  Try changing the flow rate of either stream to see if 
the warnings still appear.

Best Regards
C. K. Lee
City University of Hong Kong


On 2014-04-01 16:41, Saulnier Remy wrote:
> Dear Trnsys users,
>
> I would like to model an evaporative cooling tower type51b. When the
> inputs for dry bulb temperature and wet bulb temperature are given by
> Type15, a lot of warnings occur whith the following message :
>
> "The referenced UNIT (type51b) has called the PSYCHROMETRICS routine
> withan enthalpy less than possible for the given humidity ratio. The
> air was assumed to be saturated at the given humidity ratio and the
> enthalpy was set for this condition."
>
> I have tried with different meteonorm files but I can't manage to
> avoid these warnings.
>
> Do you have any idea of the source of this problem ?
>
> Thanks,
>
> Best regards.
>
> Salutations,
>
> Rémy SAULNIER
>
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