CFD中文网

    CFD中文网

    • 登录
    • 搜索
    • 最新
    1. 主页
    2. Henry Zhou
    H
    • 资料
    • 关注 1
    • 粉丝 0
    • 主题 13
    • 帖子 27
    • 群组 0

    Henry Zhou

    @Henry Zhou

    72
    资料浏览
    27
    帖子
    0
    粉丝
    1
    关注
    注册时间 最后登录

    Henry Zhou 取消关注 关注

    Henry Zhou 发布的最新帖子

    • RE: 群体平衡模型学习资料求推荐

      @bestucan 万分感谢!感谢赵老师,感谢您!:xinxin: 已经向您邮箱发了邮件zhou_hli@163.com

      发布在 Algorithm
      H
      Henry Zhou
    • RE: 群体平衡模型学习资料求推荐

      @bestucan 非常感谢您的指点!之前的确没有查到过赵海波的这本书。可是目前新书没卖的了,二手的好贵啊:136:

      发布在 Algorithm
      H
      Henry Zhou
    • RE: 群体平衡模型学习资料

      @李东岳 谢谢李老师!

      发布在 OpenFOAM
      H
      Henry Zhou
    • 群体平衡模型学习资料求推荐

      请教下各位老师,最近想详细学习下群体平衡模型,包括模型的构建过程,模型求解方法,聚并、破碎、成核、生长、溶解核函数模型等内容,有哪些中英文学习资料可以学习?恳请各位老师推荐,谢谢!

      发布在 Algorithm
      H
      Henry Zhou
    • 群体平衡模型学习资料

      最近想详细学习下群体平衡模型,包括模型的构建,模型求解,聚并、破碎、成核、生长、溶解模型等内容,有哪些中英文学习资料可以看,麻烦各位老师推荐一下,谢谢啦!

      发布在 OpenFOAM
      H
      Henry Zhou
    • 分散相体积分数增加,报错!

      multiphaseEulerfoam,低离散相分数的时候,没问题,离散相增加到0.35,就报错,尝试修改了边界条件、相间作用力模型、离散格式和网格都无果,差别就是跑的时间长短,最终都发散报错如下:

      [8] #0  Foam::error::printStack(Foam::Ostream&) at ??:?
      [8] #1  Foam::sigFpe::sigHandler(int) at ??:?
      [8] #2  ? in "/lib/x86_64-linux-gnu/libc.so.6"
      [8] #3  Foam::divide(Foam::Field<double>&, Foam::UList<double> const&, Foam::UList<double> const&) at ??:?
      [8] #4  Foam::tmp<Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh> > Foam::operator/<Foam::fvPatchField, Foam::volMesh>(Foam::tmp<Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh> > const&, Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh> const&) in "/home/zhl/OpenFOAM/OpenFOAM-8/platforms/linux64GccDPInt32Opt/bin/multiphaseEulerFoam"
      [8] #5  Foam::PhaseCompressibleMomentumTransportModel<Foam::phaseModel>::nu() const at ??:?
      [8] #6  Foam::RASModels::kEpsilon<Foam::PhaseCompressibleMomentumTransportModel<Foam::phaseModel> >::correct() at ??:?
      [8] #7  Foam::phaseSystem::correctTurbulence() at ??:?
      [8] #8  ? in "/home/zhl/OpenFOAM/OpenFOAM-8/platforms/linux64GccDPInt32Opt/bin/multiphaseEulerFoam"
      [8] #9  __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
      [8] #10  ?[ubuntu:09382] *** Process received signal ***
      或者这样:
      [8] #0  Foam::error::printStack(Foam::Ostream&) at ??:?
      [8] #1  Foam::sigFpe::sigHandler(int) at ??:?
      [8] #2  ? in "/lib/x86_64-linux-gnu/libc.so.6"
      [8] #3  Foam::divide(Foam::Field<double>&, Foam::UList<double> const&, Foam::UList<double> const&) at ??:?
      [8] #4  Foam::operator/(Foam::tmp<Foam::Field<double> > const&, Foam::UList<double> const&) at ??:?
      [8] #5  Foam::PhaseCompressibleMomentumTransportModel<Foam::phaseModel>::nu(int) const at ??:?
      [8] #6  Foam::epsilonWallFunctionFvPatchScalarField::calculate(Foam::momentumTransportModel const&, Foam::List<double> const&, Foam::fvPatch const&, Foam::Field<double>&, Foam::Field<double>&) at ??:?
      [8] #7  Foam::epsilonWallFunctionFvPatchScalarField::calculateTurbulenceFields(Foam::momentumTransportModel const&, Foam::Field<double>&, Foam::Field<double>&) at ??:?
      [8] #8  Foam::epsilonWallFunctionFvPatchScalarField::updateCoeffs() at ??:?
      [8] #9  Foam::GeometricField<double, Foam::fvPatchField, Foam::volMesh>::Boundary::updateCoeffs() at ??:?
      [8] #10  Foam::RASModels::kEpsilon<Foam::PhaseCompressibleMomentumTransportModel<Foam::phaseModel> >::correct() at ??:?
      [8] #11  Foam::phaseSystem::correctTurbulence() at ??:?
      [8] #12  ? in "/home/zhl/OpenFOAM/OpenFOAM-8/platforms/linux64GccDPInt32Opt/bin/multiphaseEulerFoam"
      [8] #13  __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6"
      [8] #14  ?[ubuntu:07707] *** Process received signal ***
      求大神指点一二!
      发布在 OpenFOAM
      H
      Henry Zhou
    • multiphaseEuler中湍流模型

      请教下各位老师,在multiphaseEuler中湍流模型设置中,经产看到:

      simulationType  RAS;
      RAS
      {
          RASModel        kEpsilon;
          turbulence      on;
          printCoeffs     on;
      }
      LES
      {
          LESModel NicenoKEqn;
          turbulence      on;
          printCoeffs     on;
          delta           cubeRootVol;
          cubeRootVolCoeffs   
        {  
        }
      }
      

      或者:

      simulationType  laminar;
      RAS
      {
          RASModel continuousGasKEpsilon;
          turbulence      off;
          printCoeffs     on;
      }
      

      类似的设置,不太明白已经是RAS或者 laminar了,下边的LES和RAS有何作用?:141:
      非常感谢老师们赐教。

      发布在 OpenFOAM
      H
      Henry Zhou
    • RE: 初始粒径对结果中平均直径的影响有多大

      @李东岳 文献中实验结果有平均直径数据,入口处给的是各相的体积分数, 大小范围可以参考结果,不知道初始粒径分布怎们给。另外液滴聚并用的CT模型,破碎用的LuoSvendsen,不知道合理不。非常感谢李老师的解答!

      发布在 OpenFOAM
      H
      Henry Zhou
    • 初始粒径对结果中平均直径的影响有多大

      各位老师好!我在用multiphaseEulerFoam中pbm模型模拟液滴或者气泡聚并破碎,初始粒径的范围和分布,对平均直径的结果影响有多大?如果没有实验数据,该如何设置初始粒径的范围和分布呢?再有,一般要多少时间流动可以稳定?各位老师有没有好的经验。

      发布在 OpenFOAM
      H
      Henry Zhou
    • 液固两相流中颗粒相的粘度模型应该如何设置?

      在文献中看到一个颗粒相的粘度模型,随着颗粒相的体积分数变化。形式如下:7c540afb-dad6-43b0-a57b-38472090e828-image.png e87e0cf3-cd2a-4ced-a653-b008b44bcfd0-image.png 。请教下各位老师,这个在哪里设置?或者在哪里植入。现在完全没有思路:136: ,请各位老师不吝赐教!

      发布在 OpenFOAM
      H
      Henry Zhou