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Re: [EnergyPlus_Support] Airflow Network through multizones
I've cleaned out some old files from the yahoo group files area. There should
be plenty of room now to upload your file.
Mike
On 11 Dec 2006 at 19:24, Rajendra Adhikari wrote:
> Dear Lixing Gu,
>
> Thanks for your answer!
>
> I tried to upload the file with no success as file size is very big
> (238 KB) even after zipping.
> Can I send it directly to you or please suggest another option?
>
> Regards,
>
> Rajendra
>
> At 16.40 11/12/2006, you wrote:
>
> >Rajendra:
> >
> >Can you upload the file? I will take a look and let know what happens.
> >
> >Best regards,
> >
> >Lixing Gu
> >----- Original Message -----
> >From: "Rajendra Adhikari"
> ><<mailto:Rajendra.Adhikari%40polimi.it>Rajendra.Adhikari@xxxxxxxxx>
> >To:
> ><<mailto:EnergyPlus_Support%40yahoogroups.com>EnergyPlus_Support@yahoogroups.
> com>
> >Sent: Monday, December 11, 2006 6:06 AM
> >Subject: Re: [EnergyPlus_Support] Airflow Network through multizones
> >
> > > Thanks a lot!
> > >
> > > Problem has been resolved by moving to V1.4.
> > > Now I am able to run the file but I am getting following problem:
> > >
> > > ** Severe ** Too many iterations (SOLVZP) in AirflowNetwork simulation
> > > ** Warning ** AirflowNetwork: SOLVER, Changing values for
> > > initialization flag, Relative airflow convergence, Absolute airflow
> > > convergence, Convergence acceleration limit or Maximum Iteration
> > > Number may solve the problem.
> > > ** ~~~ ** Occurrence info=ROME - ITA IWEC DATA WMO#=162420,
> > > 06/01 00:00 - 00:30
> > > ** ~~~ ** ..Iterations=500000, Max allowed=500000
> > > ** Fatal ** AirflowNetwork: SOLVER, The previous error causes
> > > termination.
> > >
> > > I am simulating a residential building with 22 thermal zones and 122
> > > openings (windows etc.). I tried to increase the Maximum iteration
> > > number from 500 to 50000 but problem still persists. Could you please
> help
> > > me.
> > >
> > > Thanks, Rajendra
> > >
> > >
> > > At 22.42 05/12/2006, you wrote:
> > >
> > >>If you are getting the error:
> > >>** Severe ** GetAirflowNetworkInput:
> > >>AirflowNetwork:Multizone:Surface object, Surface=<surfacename>
> > >>** ~~~ ** ..Zone for outside surface must be defined in a
> > >>AirflowNetwork:MultiZone:Zone object. Could not find Zone=<zonename>
> > >>
> > >>That may have been fixed in V1.4 with this:
> > >>Folder: EnergyPlus
> > >>CR Number: 7052
> > >>Type: Defect
> > >>Addressed In: 06.07.27 V1.4.0.011
> > >>Synopsis for Users: Input files using shading surfaces (detached or
> > >>attached) and AirflowNetwork options would have fatal errors.
> > >>
> > >>If you have shading surfaces, you can remove them if you are still
> > >>running V1.3 (but then you won't have their effect) or move to V1.4
> > >>
> > >>Linda
> > >>
> > >>EnergyPlus WebSite:
> >
> <<http://www.energyplus.gov>http://www.energyplus.gov>http://www.energyplus.go
> v
> > >>Owner: EnergyPlus_Support list
> > >>Member: EnergyPlus Development Team
> > >>
> > >>[Non-text portions of this message have been removed]
> > >>
> > >>
> > >
> > >
> > > [Non-text portions of this message have been removed]
> > >
> > >
> > >
> > > The primary EnergyPlus web site is found at:
> > > <http://www.energyplus.gov>http://www.energyplus.gov
> > >
> > > The group web site is:
> > >
> >
> <http://groups.yahoo.com/group/EnergyPlus_Support/>http://groups.yahoo.com/gro
> up/EnergyPlus_Support/
> > >
> > > Attachments are not allowed -- please post any files to the appropriate
> > > folder in the Files area of the Support Web Site.
> > >
> > > EnergyPlus Documentation is searchable. Open EPlusMainMenu.idf and press
> > > the "search" button.
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > >
> >
> >
>
>
> [Non-text portions of this message have been removed]
>
>
>
> The primary EnergyPlus web site is found at:
> http://www.energyplus.gov
>
> The group web site is:
> http://groups.yahoo.com/group/EnergyPlus_Support/
>
> Attachments are not allowed -- please post any files to the appropriate folder
> in the Files area of the Support Web Site.
>
> EnergyPlus Documentation is searchable. Open EPlusMainMenu.idf and press the
> "search" button.
>
> Yahoo! Groups Links
>
>
>
>
>
The primary EnergyPlus web site is found at:
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