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  3. 计算平面叶栅,可压缩出现问题

计算平面叶栅,可压缩出现问题

已定时 已固定 已锁定 已移动 OpenFOAM
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  • 小 离线
    小 离线
    小葱小虫
    写于 最后由 编辑
    #1
    | =========                 |                                                 |
    | \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
    |  \\    /   O peration     | Version:  3.0.1                                 |
    |   \\  /    A nd           | Web:      www.OpenFOAM.org                      |
    |    \\/     M anipulation  |                                                 |
    \*---------------------------------------------------------------------------*/
    Build  : 3.0.1-119cac7e8750
    Exec   : rhoSimpleFoam
    Date   : Mar 30 2017
    Time   : 04:56:26
    Host   : "ubuntu"
    PID    : 6792
    Case   : /home/cc/OpenFOAM/cc-3.0.1/run/tutorials/compressible/rhoSimpleFoam/b-sysm
    nProcs : 1
    sigFpe : Enabling floating point exception trapping (FOAM_SIGFPE).
    fileModificationChecking : Monitoring run-time modified files using timeStampMaster
    allowSystemOperations : Allowing user-supplied system call operations
    
    // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
    Create time
    
    Create mesh for time = 0
    
    
    SIMPLE: convergence criteria
        field p	 tolerance 1e-05
        field U	 tolerance 1e-05
        field e	 tolerance 1e-05
        field "(k|epsilon|omega)"	 tolerance 1e-05
    
    Reading thermophysical properties
    
    Selecting thermodynamics package 
    {
        type            hePsiThermo;
        mixture         pureMixture;
        transport       sutherland;
        thermo          hConst;
        equationOfState perfectGas;
        specie          specie;
        energy          sensibleInternalEnergy;
    }
    
    AMI: Creating addressing and weights between 6006 source faces and 6006 target faces
    AMI: Patch source sum(weights) min/max/average = 0.999619, 1.00005, 0.999982
    AMI: Patch target sum(weights) min/max/average = 0.999924, 1.00042, 1.00003
    Reading field U
    
    Reading/calculating face flux field phi
    
    Creating turbulence model
    
    Selecting RAS turbulence model kEpsilon
    kEpsilonCoeffs
    {
        Cmu             0.09;
        C1              1.44;
        C2              1.92;
        C3              -0.33;
        sigmak          1;
        sigmaEps        1.3;
    }
    
    No MRF models present
    
    No finite volume options present
    
    
    Starting time loop
    
    Time = 1
    
    smoothSolver:  Solving for Ux, Initial residual = 1, Final residual = 0.069783, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 1, Final residual = 0.0513316, No Iterations 2
    smoothSolver:  Solving for Uz, Initial residual = 1, Final residual = 0.0997659, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 1, Final residual = 0.0104707, No Iterations 4
    GAMG:  Solving for p, Initial residual = 1, Final residual = 0.0959957, No Iterations 5
    time step continuity errors : sum local = 4.20761, global = 1.18992, cumulative = 1.18992
    rho max/min : 1.19542 1.17035
    smoothSolver:  Solving for epsilon, Initial residual = 0.0778234, Final residual = 0.0010543, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 1, Final residual = 0.0337686, No Iterations 2
    ExecutionTime = 6.36 s  ClockTime = 7 s
    
    Time = 2
    
    smoothSolver:  Solving for Ux, Initial residual = 0.428754, Final residual = 0.032496, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.638559, Final residual = 0.0467907, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.635954, Final residual = 0.0516729, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.0653834, Final residual = 0.000793882, No Iterations 4
    GAMG:  Solving for p, Initial residual = 0.878525, Final residual = 0.0461803, No Iterations 2
    time step continuity errors : sum local = 10.1308, global = -3.28196, cumulative = -2.09205
    rho max/min : 1.18866 1.16877
    smoothSolver:  Solving for epsilon, Initial residual = 0.00247931, Final residual = 3.84594e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.532281, Final residual = 0.0125941, No Iterations 2
    ExecutionTime = 8.76 s  ClockTime = 9 s
    
    Time = 3
    
    smoothSolver:  Solving for Ux, Initial residual = 0.772756, Final residual = 4.26156e-07, No Iterations 2
    smoothSolver:  Solving for Uy, Initial residual = 0.586361, Final residual = 6.45035e-06, No Iterations 2
    smoothSolver:  Solving for Uz, Initial residual = 0.999934, Final residual = 3.78056e-06, No Iterations 2
    smoothSolver:  Solving for e, Initial residual = 0.895471, Final residual = 1.25174e-08, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.753867, Final residual = 0.0690092, No Iterations 2
    time step continuity errors : sum local = 13.8686, global = -3.34011, cumulative = -5.43216
    rho max/min : 1.18714 1.17017
    smoothSolver:  Solving for epsilon, Initial residual = 0.0100085, Final residual = 2.52959e-08, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.999995, Final residual = 4.04155e-08, No Iterations 2
    ExecutionTime = 10.99 s  ClockTime = 11 s
    
    Time = 4
    
    smoothSolver:  Solving for Ux, Initial residual = 0.293869, Final residual = 0.0235438, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.102553, Final residual = 0.00811364, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.233767, Final residual = 0.0189625, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.0705048, Final residual = 0.00567789, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.658214, Final residual = 0.0621858, No Iterations 3
    time step continuity errors : sum local = 9.7774, global = 2.79685, cumulative = -2.63531
    rho max/min : 1.188 1.17357
    smoothSolver:  Solving for epsilon, Initial residual = 0.00186519, Final residual = 5.42206e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.134148, Final residual = 0.00401518, No Iterations 2
    ExecutionTime = 13.37 s  ClockTime = 14 s
    
    Time = 5
    
    smoothSolver:  Solving for Ux, Initial residual = 0.205107, Final residual = 0.0165675, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.0770089, Final residual = 0.0055433, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.191079, Final residual = 0.0154472, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.0379826, Final residual = 0.0032221, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.538864, Final residual = 0.0453438, No Iterations 3
    time step continuity errors : sum local = 5.75337, global = 1.2244, cumulative = -1.41091
    rho max/min : 1.18967 1.17214
    smoothSolver:  Solving for epsilon, Initial residual = 0.00158084, Final residual = 4.74005e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.101466, Final residual = 0.00294749, No Iterations 2
    ExecutionTime = 15.82 s  ClockTime = 16 s
    
    Time = 6
    
    smoothSolver:  Solving for Ux, Initial residual = 0.16938, Final residual = 0.0129302, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.275953, Final residual = 0.0202823, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.25257, Final residual = 0.020254, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.353213, Final residual = 0.00210383, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.384399, Final residual = 0.0268333, No Iterations 4
    time step continuity errors : sum local = 2.92741, global = 0.637186, cumulative = -0.773722
    rho max/min : 1.19094 1.1677
    smoothSolver:  Solving for epsilon, Initial residual = 0.00161393, Final residual = 4.37915e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.0916599, Final residual = 0.00156534, No Iterations 2
    ExecutionTime = 18.34 s  ClockTime = 19 s
    
    Time = 7
    
    smoothSolver:  Solving for Ux, Initial residual = 0.138107, Final residual = 0.0104691, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.386117, Final residual = 0.0304146, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.376104, Final residual = 0.021135, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.282986, Final residual = 0.00235044, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.377236, Final residual = 0.0276733, No Iterations 6
    time step continuity errors : sum local = 2.70399, global = 0.639034, cumulative = -0.134688
    rho max/min : 1.19184 1.1637
    smoothSolver:  Solving for epsilon, Initial residual = 0.00161466, Final residual = 4.03465e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.0392622, Final residual = 0.00112142, No Iterations 2
    ExecutionTime = 21.03 s  ClockTime = 21 s
    
    Time = 8
    
    smoothSolver:  Solving for Ux, Initial residual = 0.10629, Final residual = 0.00759966, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.172133, Final residual = 0.0105368, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.345993, Final residual = 0.0228648, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.300534, Final residual = 0.00107786, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.317855, Final residual = 0.0222564, No Iterations 7
    time step continuity errors : sum local = 1.98611, global = -0.444252, cumulative = -0.578941
    rho max/min : 1.1925 1.1601
    smoothSolver:  Solving for epsilon, Initial residual = 0.00146714, Final residual = 3.61448e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.0664401, Final residual = 0.00082753, No Iterations 2
    ExecutionTime = 23.84 s  ClockTime = 24 s
    
    Time = 9
    
    smoothSolver:  Solving for Ux, Initial residual = 0.0989662, Final residual = 0.0078023, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.222443, Final residual = 0.0175467, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.275044, Final residual = 0.0222035, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.280869, Final residual = 0.00125374, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.358093, Final residual = 0.0228239, No Iterations 5
    time step continuity errors : sum local = 1.78002, global = -0.281345, cumulative = -0.860286
    rho max/min : 1.19322 1.15686
    smoothSolver:  Solving for epsilon, Initial residual = 0.00137547, Final residual = 3.39391e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.050327, Final residual = 0.000665553, No Iterations 2
    ExecutionTime = 26.45 s  ClockTime = 27 s
    
    Time = 10
    
    smoothSolver:  Solving for Ux, Initial residual = 0.0931371, Final residual = 0.00748747, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.151795, Final residual = 0.0123852, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.279421, Final residual = 0.0209241, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.0364338, Final residual = 0.00354662, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.31275, Final residual = 0.0300344, No Iterations 4
    time step continuity errors : sum local = 2.28464, global = -0.443375, cumulative = -1.30366
    rho max/min : 1.19397 1.15395
    smoothSolver:  Solving for epsilon, Initial residual = 0.0027927, Final residual = 3.47056e-05, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.0227749, Final residual = 0.000590414, No Iterations 2
    ExecutionTime = 28.98 s  ClockTime = 29 s
    
    Time = 11
    
    smoothSolver:  Solving for Ux, Initial residual = 0.0797475, Final residual = 0.00640376, No Iterations 4
    smoothSolver:  Solving for Uy, Initial residual = 0.0571989, Final residual = 0.00457257, No Iterations 4
    smoothSolver:  Solving for Uz, Initial residual = 0.42095, Final residual = 0.0153136, No Iterations 4
    smoothSolver:  Solving for e, Initial residual = 0.0825759, Final residual = 0.00390404, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.319658, Final residual = 0.0280046, No Iterations 5
    time step continuity errors : sum local = 2.15133, global = 0.43661, cumulative = -0.867051
    rho max/min : 1.20824 1.15132
    smoothSolver:  Solving for epsilon, Initial residual = 0.0788348, Final residual = 0.000295584, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.132764, Final residual = 0.00065471, No Iterations 2
    ExecutionTime = 31.58 s  ClockTime = 32 s
    
    Time = 12
    
    smoothSolver:  Solving for Ux, Initial residual = 0.788096, Final residual = 0.00198053, No Iterations 2
    smoothSolver:  Solving for Uy, Initial residual = 0.933599, Final residual = 0.00158327, No Iterations 2
    smoothSolver:  Solving for Uz, Initial residual = 0.997667, Final residual = 0.000460968, No Iterations 2
    smoothSolver:  Solving for e, Initial residual = 0.205344, Final residual = 0.000880161, No Iterations 2
    GAMG:  Solving for p, Initial residual = 0.374334, Final residual = 0.0310307, No Iterations 7
    time step continuity errors : sum local = 2.63811, global = 0.0465569, cumulative = -0.820494
    rho max/min : 1.26961 1.05412
    smoothSolver:  Solving for epsilon, Initial residual = 0.390939, Final residual = 0.00159594, No Iterations 2
    smoothSolver:  Solving for k, Initial residual = 0.783255, Final residual = 0.000409466, No Iterations 2
    ExecutionTime = 34.25 s  ClockTime = 34 s
    
    Time = 13
    
    smoothSolver:  Solving for Ux, Initial residual = 0.604962, Final residual = 0.0183882, No Iterations 2
    smoothSolver:  Solving for Uy, Initial residual = 0.721848, Final residual = 0.00919717, No Iterations 2
    smoothSolver:  Solving for Uz, Initial residual = 0.826181, Final residual = 0.0156051, No Iterations 2
    smoothSolver:  Solving for e, Initial residual = 0.988811, Final residual = 0.0208175, No Iterations 2
    #0  Foam::error::printStack(Foam::Ostream&) at ??:?
    #1  Foam::sigFpe::sigHandler(int) at ??:?
    #2  ? in "/lib/x86_64-linux-gnu/libc.so.6"
    #3  Foam::hePsiThermo<Foam::psiThermo, Foam::pureMixture<Foam::sutherlandTransport<Foam::species::thermo<Foam::hConstThermo<Foam::perfectGas<Foam::specie> >, Foam::sensibleInternalEnergy> > > >::calculate() at ??:?
    #4  Foam::hePsiThermo<Foam::psiThermo, Foam::pureMixture<Foam::sutherlandTransport<Foam::species::thermo<Foam::hConstThermo<Foam::perfectGas<Foam::specie> >, Foam::sensibleInternalEnergy> > > >::correct() at ??:?
    #5  ? at ??:?
    #6  __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
    #7  ? at ??:?
    Floating point exception (core dumped)
    1 条回复 最后回复
  • C 离线
    C 离线
    CFD中文网
    写于 最后由 编辑
    #2

    可能是温度边界条件有点问题。你的E发散了。

    CFD中国标准用户测试帐号
    目前由徐笑笑登录

    1 条回复 最后回复

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