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  • Barış Bicer

    Moderator
    March 23, 2023 at 8:55 pm

    when and how do you get this error?

  • yuvrajsorout007

    Member
    March 24, 2023 at 9:14 am

    I setup the mesh for motorbike case.Checked all the files and everything was fine.I run the case and it ran till 500 iterations. But once I load the latest file in Paraview it showed this error.

    Log file (Few initial and ending lines)

    /*—————————————————————————*\
    | ========= | |
    | \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
    | \\ / O peration | Version: 2212 |
    | \\ / A nd | Website: http://www.openfoam.com |
    | \\/ M anipulation | |
    \*—————————————————————————*/
    Build : _c9081d5d-20230220 OPENFOAM=2212 patch=230110 version=2212
    Arch : “LSB;label=32;scalar=64”
    Exec : /usr/lib/openfoam/openfoam2212/platforms/linux64GccDPInt32Opt/bin/simpleFoam
    Date : Mar 24 2023
    Time : 09:57:24
    Host : asus
    PID : 2651
    I/O : uncollated
    Case : /home/yuvraj/OpenFOAM/yuvraj-v2212/run/motorBike
    nProcs : 1
    trapFpe: Floating point exception trapping enabled (FOAM_SIGFPE).
    fileModificationChecking : Monitoring run-time modified files using timeStampMaster (fileModificationSkew 5, maxFileModificationPolls 20)
    allowSystemOperations : Allowing user-supplied system call operations

    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
    Create time

    Create mesh for time = 0

    SIMPLE: no convergence criteria found. Calculations will run for 500 steps.

    Reading field p

    Reading field U

    Reading/calculating face flux field phi

    Selecting incompressible transport model Newtonian
    Selecting turbulence model type RAS
    Selecting RAS turbulence model kOmegaSST
    Selecting patchDistMethod meshWave
    RAS
    {
    RASModel kOmegaSST;
    turbulence on;
    printCoeffs on;
    alphaK1 0.85;
    alphaK2 1;
    alphaOmega1 0.5;
    alphaOmega2 0.856;
    gamma1 0.555556;
    gamma2 0.44;
    beta1 0.075;
    beta2 0.0828;
    betaStar 0.09;
    a1 0.31;
    b1 1;
    c1 10;
    F3 false;
    decayControl false;
    kInf 0;
    omegaInf 0;
    }

    No MRF models present

    No finite volume options present

    Starting time loop

    streamLine streamLines:
    Employing velocity field U
    automatic track length specified through number of sub cycles : 5

    –> FOAM Warning :
    From Foam::labelHashSet Foam::polyBoundaryMesh::patchSet(const Foam::UList<Foam::wordRe>&, bool, bool) const
    in file meshes/polyMesh/polyBoundaryMesh/polyBoundaryMesh.C at line 910
    Cannot find any patch or group names matching motorBikeGroup
    nearWallFields near: Sampling 1 fields
    wallBoundedStreamLine wallBoundedStreamLines:
    Employing velocity field UNear
    Sampled surface:
    yNormal -> vtk
    sampledCuttingPlane: yNormal : plane:(0 1 0) (0 0 0) offsets:(0)

    forceCoeffs forceCoeffs1:
    –> FOAM Warning :
    From Foam::labelHashSet Foam::polyBoundaryMesh::patchSet(const Foam::UList<Foam::wordRe>&, bool, bool) const
    in file meshes/polyMesh/polyBoundaryMesh/polyBoundaryMesh.C at line 910
    Cannot find any patch or group names matching motorBikeGroup
    rho: rhoInf
    Freestream density (rhoInf) set to 1
    Not including porosity effects
    magUInf: 20
    lRef : 1.42
    Aref : 0.75
    rhoInf : 1
    Selecting all coefficients
    – Drag force: Cd
    – Drag force front: Cd(f)
    – Drag force rear: Cd(r)
    – Lift force: Cl
    – Lift force front: Cl(f)
    – Lift force rear: Cl(r)
    – Pitch moment: CmPitch
    – Roll moment: CmRoll
    – Yaw moment: CmYaw
    – Side force: Cs
    – Side force front: Cs(f)
    – Side force rear: Cs(r)

    .

    .

    .

    ..

    .

    .

    .
    Time = 500

    smoothSolver: Solving for Ux, Initial residual = 0.540611, Final residual = 0.305908, No Iterations 1000
    smoothSolver: Solving for Uy, Initial residual = 0.484852, Final residual = 0.00560314, No Iterations 1
    smoothSolver: Solving for Uz, Initial residual = 0.476329, Final residual = 0.00657592, No Iterations 1
    GAMG: Solving for p, Initial residual = 0.0612827, Final residual = 0.000287609, No Iterations 2
    time step continuity errors : sum local = 1.55654e-15, global = 1.88372e-17, cumulative = 1.83013e-15
    smoothSolver: Solving for omega, Initial residual = 5.53846e-09, Final residual = 5.53846e-09, No Iterations 0
    smoothSolver: Solving for k, Initial residual = 7.50292e-09, Final residual = 7.50292e-09, No Iterations 0
    ExecutionTime = 12.48 s ClockTime = 12 s

    streamLine streamLines write:
    seeded 20 particles
    Tracks:20
    Total samples:1720
    nearWallFields near write:
    Sampling fields to 500
    Writing sampled fields to 500
    wallBoundedStreamLine wallBoundedStreamLines write:
    wallBoundedStreamLine : seeded 0 particles.
    Tracks:0
    Total samples:0
    forceCoeffs forceCoeffs1 write:
    Coefficient Total Pressure Viscous Internal
    Cd: 0 0 0 0
    Cd(f): 0 0 0 0
    Cd(r): 0 0 0 0
    Cl: 0 0 0 0
    Cl(f): 0 0 0 0
    Cl(r): 0 0 0 0
    CmPitch: 0 0 0 0
    CmRoll: 0 0 0 0
    CmYaw: 0 0 0 0
    Cs: 0 0 0 0
    Cs(f): 0 0 0 0
    Cs(r): 0 0 0 0

    writing force and moment coefficient files.

    ensightWrite ensightWrite write: ( k omega p U )
    End

     

  • Barış Bicer

    Moderator
    March 24, 2023 at 10:08 am

    Can you show all files inside case folder? make ls and post here please

  • yuvrajsorout007

    Member
    March 24, 2023 at 1:49 pm

  • Barış Bicer

    Moderator
    March 25, 2023 at 2:28 pm

    Truely speaking only command “ls” under your case folder and I wanna see where is your case files and output run files?

  • yuvrajsorout007

    Member
    March 29, 2023 at 2:49 pm

    No worries, I have to just copy file from folder 3 to constant one and now its working !!

    Anyway thanks 😁

  • Barış Bicer

    Moderator
    March 29, 2023 at 9:19 pm

    good then

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