[TRNSYS-users] Type 508c Cooling Coil problem

[santeri siren]

Dear all,

There were several bugs in type 508c. TESS support fixed those for me.
Thank you any way,

b.r,

santeri

2013/10/16 santeri siren <santeri.siren.laatikko at gmail.com>

> Dear TRNSYS users,
>
> I am modelling AHU precooling system with type 508c as the cooling coil.
>
> If I use low cooling water temperatures (e.g. 8 C) type 508c cannot keep
> the outlet air temperature in its setpoint.
>
> If I use higher cooling water temperatures (e.g. 18 C) type 508c can keep
> the air temperature in its setpoit much better.
>
> Could someone exlpain this behaviour to me? Does it have something to do
> with condensing or could it be a bug?
>
> Also, it seems that at least the following outputs are not correct:
>
> -         Coil liquid flow rate ( = more than zero if there is not
> cooling need)
>
> -          Bypass liquid flow rate ( = always zero)
>
> -          Bypass fraction for liquid side ( = always zero)
>
>
>
> Has anyone else noticed this?
>
>
>
>
>
>
>
> Best regards,
>
>
>
> Santeri Siren
>
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