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[EnergyPlus_Support] Re: HVAC loop convergence exceeded...
Did you try to change the Minimum System Time Step and the number of
Maximum HVAC iterations in the "System Convergence Limits" Class??
I am not sure, but that could help!
Regards,
--- In EnergyPlus_Support@xxxxxxxxxxxxxxx, "aymericnovel"
<aymericnovel@...> wrote:
>
> Good morning,
>
> I have a chilled water loop with 4 chillers in parallel. Each branch
> has a variable speed water pump. The whole water loop is meant to
> perform with variable water flow to adapt to the load.
>
> It looks like it works. Still, the simulation takes a lot of time
> and "HVAC loop maximum iteration exceeded" error message occurs a lot.
> I am pretty sure it is the mass flow balance that does not converge but
> I do not find a solution to solve this.
>
> Does anyone see what would be the trick? (where is convergence criteria
> of massflow by the way?)
>
> Thank you,
> Aymeric
>
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