Re: [EnergyPlus_Support] convergence error

[Linda Lawrie <linda@xxxxxxxxxx>]

If you search on Maximum Iterations in the Yahoo Group site, I 
believe you will find several suggestions at how to resolve this 
situation.  The extra diagnostics are to help lead you to the correct solution.

Linda

At 08:13 AM 3/6/2007, thaisarquiteta wrote:

>Hello,
>I'm having problems of convergence when I ask to run with weather
>file. The following warning message occurs (in resume):
>
>** Warning ** SimHVAC: Maximum iterations (20) exceeded for all HVAC
>loops, at SAO_PAULO/CONGONHAS - BLZ TMY3-837800 WMO#=837800, 12/22
>00:00 - 00:10
>
>When I ask to give me Diagnostics at Simulation Parameters the
>following message occurs (in resume):
>
>    **   ~~~   ** SimFlags=[TFFFFFFF] AirLoops[T],ZoneEq[F],NonZoneEq
>[F],PlantLoops[F],CondLoops[F],ElecCircuits[F],PlantDemandLoops
>[F],CondDemandLoops[F]..F=ok,T=fail
>    **   ~~~   ** HVAC Tolerance Flags=[0100010] Enthalpy[0],MassFlow
>[1],HumRat[0],Pressure[0],FlowQual[0],Energy[1],Temp[0]..0=ok,1=fail


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