Upload folder using huggingface_hub (part 14)

raw/rising_bubble/t19/0/p_rgh

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       volScalarField;
+    object      p_rgh;
+}
+
+dimensions      [1 -1 -2 0 0 0 0];
+
+internalField   uniform 0;
+
+boundaryField
+{
+    leftWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    rightWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    lowerWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    upperWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    defaultFaces
+    {
+        type            empty;
+    }
+}

raw/rising_bubble/t19/Allrun

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+#!/bin/bash
+# rising_bubble Allrun 脚本
+# 参考: Hysing, S. et al. (2009), Int. J. Numer. Meth. Fluids, 60(11), 1259-1288.
+
+cd "$(dirname "${BASH_SOURCE[0]}")" || exit 1
+
+N_PROCS=${1:-1}
+
+echo "=== rising_bubble: blockMesh ==="
+blockMesh > log.blockMesh 2>&1
+if [ $? -ne 0 ]; then
+    echo "ERROR: blockMesh failed, see log.blockMesh"
+    exit 1
+fi
+
+if [ "$N_PROCS" -gt 1 ]; then
+    echo "=== rising_bubble: decomposePar (np=$N_PROCS) ==="
+    decomposePar -force > log.decomposePar 2>&1
+    if [ $? -ne 0 ]; then
+        echo "ERROR: decomposePar failed"
+        exit 1
+    fi
+
+    echo "=== rising_bubble: interFoam (parallel, np=$N_PROCS) ==="
+    mpirun -np "$N_PROCS" interFoam -parallel > log.interFoam 2>&1
+    if [ $? -ne 0 ]; then
+        echo "ERROR: interFoam failed"
+        exit 1
+    fi
+
+    echo "=== rising_bubble: reconstructPar ==="
+    reconstructPar > log.reconstructPar 2>&1
+else
+    echo "=== rising_bubble: interFoam (serial) ==="
+    interFoam > log.interFoam 2>&1
+    if [ $? -ne 0 ]; then
+        echo "ERROR: interFoam failed"
+        exit 1
+    fi
+fi
+
+echo "=== rising_bubble 完成 ==="

raw/rising_bubble/t19/constant/g

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       uniformDimensionedVectorField;
+    object      g;
+}
+
+dimensions      [0 1 -2 0 0 0 0];
+value           (0 -0.98 0);
+// Hysing 无量纲 g*=-0.98; 有量纲值 g = g* × U_ref^2 / L_ref
+// = -0.98 × 1^2 / 1 = -0.98 m/s^2

raw/rising_bubble/t19/constant/polyMesh/boundary

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+/*--------------------------------*- C++ -*----------------------------------*\
+| =========                 |                                                 |
+| \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox           |
+|  \\    /   O peration     | Version:                                        |
+|   \\  /    A nd           | Web:      www.OpenFOAM.com                      |
+|    \\/     M anipulation  |                                                 |
+\*---------------------------------------------------------------------------*/
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       polyBoundaryMesh;
+    location    "constant/polyMesh";
+    object      boundary;
+}
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+5
+(
+    leftWall
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          256;
+        startFace       65152;
+    }
+    rightWall
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          256;
+        startFace       65408;
+    }
+    lowerWall
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          128;
+        startFace       65664;
+    }
+    upperWall
+    {
+        type            wall;
+        inGroups        1(wall);
+        nFaces          128;
+        startFace       65792;
+    }
+    defaultFaces
+    {
+        type            empty;
+        inGroups        1(empty);
+        nFaces          65536;
+        startFace       65920;
+    }
+)
+
+// ************************************************************************* //

raw/rising_bubble/t19/constant/transportProperties

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      transportProperties;
+}
+
+// 浮力气泡算例物性参数
+// 参考: Hysing, S. et al. (2009). "Quantitative benchmark computations
+//       of two-dimensional bubble dynamics." Int. J. Numer. Meth. Fluids,
+//       60(11), 1259-1288.
+//
+// Hysing Case 1 (低变形): 密度比 10:1, 粘度比 10:1
+// 无量纲参数: Re=35, Eo=10
+// Mo = g·μ₁⁴·Δρ/(ρ₁·σ³) ≈ 0.60（Clift 定义；不同 Mo 定义数值差异可达 15x）
+// Eo 定义: Eo = ρ1 * g * D² / σ (Hysing 原文用 ρ1 而非 Δρ)
+// 有量纲参数基于 L_ref=1m, U_ref=1m/s 换算
+
+phases (water air);
+
+water
+{
+    transportModel  Newtonian;
+    nu              0.01;       // 运动粘度 [m^2/s] (μ=10 Pa·s, Hysing Case 1)
+    rho             1000;       // 密度 [kg/m^3]
+}
+
+air
+{
+    transportModel  Newtonian;
+    nu              0.01;       // 运动粘度 [m^2/s] (μ=1 Pa·s, ρ=100 kg/m³)
+    rho             100;        // 密度 [kg/m^3] (密度比 10:1)
+}
+
+sigma           24.5;           // 表面张力系数 [N/m]
+// Hysing Case 1: Eo = ρ1 × g × D² / σ = 10
+// σ = ρ1 × g × D² / Eo = 1000 × 0.98 × 0.25 / 10 = 24.5 N/m (D=2R=0.5, D²=0.25)

raw/rising_bubble/t19/constant/turbulenceProperties

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      turbulenceProperties;
+}
+
+simulationType  laminar;

raw/rising_bubble/t19/system/blockMeshDict

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      blockMeshDict;
+}
+
+// 浮力气泡算例 — Hysing et al. (2009) Case 1
+// 参考: Hysing, S. et al. (2009). "Quantitative benchmark computations
+//       of two-dimensional bubble dynamics." Int. J. Numer. Meth. Fluids,
+//       60(11), 1259-1288.
+// 域尺寸: 1m x 2m (X x Y), Z 方向单层（2D, empty 边界）
+// 网格: 128 x 256
+
+scale   1;
+
+vertices
+(
+    (0  0  0)           // 0
+    (1   0  0)          // 1
+    (1   2   0)         // 2
+    (0  2   0)          // 3
+    (0  0  0.001)       // 4
+    (1   0  0.001)      // 5
+    (1   2   0.001)     // 6
+    (0  2   0.001)      // 7
+);
+
+blocks
+(
+    hex (0 1 2 3 4 5 6 7) (128 256 1) simpleGrading (1 1 1)
+);
+
+edges
+(
+);
+
+boundary
+(
+    leftWall
+    {
+        type    wall;
+        faces   ( (0 4 7 3) );
+    }
+
+    rightWall
+    {
+        type    wall;
+        faces   ( (1 2 6 5) );
+    }
+
+    lowerWall
+    {
+        type    wall;
+        faces   ( (0 1 5 4) );
+    }
+
+    upperWall
+    {
+        type    wall;
+        faces   ( (3 7 6 2) );
+    }
+
+    defaultFaces
+    {
+        type    empty;
+        faces
+        (
+            (0 3 2 1)
+            (4 5 6 7)
+        );
+    }
+);

raw/rising_bubble/t19/system/controlDict

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      controlDict;
+}
+
+application     interFoam;
+
+startFrom       startTime;
+startTime       0;
+stopAt          endTime;
+endTime         3.0;            // 气泡上升物理时长 [s]（足够达到 terminal velocity）
+
+deltaT          0.002;          // 初始时间步 [s]（高粘度，需更小时间步）
+writeControl    adjustableRunTime;
+writeInterval   0.12;           // 每 0.01s 保存一帧 → 300 帧（统一 10ms 间隔）
+
+purgeWrite      0;
+writeFormat     ascii;          // ASCII 格式，便于后处理脚本读取
+writePrecision  8;
+timeFormat      general;
+timePrecision   6;
+
+adjustTimeStep  yes;
+maxCo           0.5;
+maxAlphaCo      0.5;
+maxDeltaT       0.002;
+
+functions       {};

raw/rising_bubble/t19/system/decomposeParDict

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      decomposeParDict;
+}
+
+numberOfSubdomains 16;
+
+method          hierarchical;
+
+hierarchicalCoeffs
+{
+    n           (4 4 1);
+    delta       0.001;
+    order       xyz;
+}

raw/rising_bubble/t19/system/fvSchemes

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      fvSchemes;
+}
+
+ddtSchemes
+{
+    default         Euler;
+}
+
+gradSchemes
+{
+    default         Gauss linear;
+}
+
+divSchemes
+{
+    default         none;
+
+    div(rhoPhi,U)                              Gauss linearUpwind grad(U);
+    div(phi,alpha)                             Gauss vanLeer;
+    div(phirb,alpha)                           Gauss interfaceCompression vanLeer;
+    div(((rho*nuEff)*dev2(T(grad(U)))))        Gauss linear corrected;
+}
+
+laplacianSchemes
+{
+    default         Gauss linear corrected;
+}
+
+interpolationSchemes
+{
+    default         linear;
+}
+
+snGradSchemes
+{
+    default         uncorrected;
+}
+
+wallDist
+{
+    method          meshWave;
+}

raw/rising_bubble/t19/system/fvSolution

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       dictionary;
+    object      fvSolution;
+}
+
+solvers
+{
+    "alpha.water.*"
+    {
+        nAlphaCorr      2;
+        nAlphaSubCycles 1;
+        cAlpha          1;
+
+        solver          smoothSolver;
+        smoother        symGaussSeidel;
+        tolerance       1e-8;
+        relTol          0;
+    }
+
+    "pcorr.*"
+    {
+        solver          PCG;
+        preconditioner  DIC;
+        tolerance       1e-5;
+        relTol          0;
+    }
+
+    "pcorrFinal.*"
+    {
+        $pcorr;
+        relTol          0;
+    }
+
+    "p_rgh.*"
+    {
+        solver          PCG;
+        preconditioner  DIC;
+        tolerance       1e-07;
+        relTol          0.05;
+    }
+
+    "p_rghFinal.*"
+    {
+        $p_rgh;
+        relTol          0;
+    }
+
+    "U.*"
+    {
+        solver          smoothSolver;
+        smoother        symGaussSeidel;
+        tolerance       1e-06;
+        relTol          0;
+    }
+}
+
+PIMPLE
+{
+    nOuterCorrectors    1;
+    nCorrectors         3;
+    nNonOrthogonalCorrectors 0;
+    pRefCell            0;
+    pRefValue           0;
+
+    MULESCorr           yes;
+    nLimiterIter        5;
+    momentumPredictor   no;
+}
+
+relaxationFactors
+{
+    equations
+    {
+        ".*" 1;
+    }
+}

raw/rising_bubble/t20/0/U.template

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       volVectorField;
+    object      U;
+}
+
+dimensions      [0 1 -1 0 0 0 0];
+
+internalField   uniform (0 0 0);
+
+boundaryField
+{
+    leftWall
+    {
+        type            slip;
+    }
+
+    rightWall
+    {
+        type            slip;
+    }
+
+    lowerWall
+    {
+        type            slip;       // Hysing benchmark: 所有壁面均为自由滑移（对称面）
+    }
+
+    upperWall
+    {
+        type            slip;       // Hysing benchmark: 所有壁面均为自由滑移（对称面）
+    }
+
+    defaultFaces
+    {
+        type            empty;
+    }
+}

raw/rising_bubble/t20/0/alpha.water.template

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+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       volScalarField;
+    object      alpha.water;
+}
+
+dimensions      [0 0 0 0 0 0 0];
+
+// 初始值：全部为水（alpha=1），气泡区域由 gen_init_conditions.py 设置为 0
+internalField   uniform 1;
+
+boundaryField
+{
+    leftWall
+    {
+        type            zeroGradient;
+    }
+
+    rightWall
+    {
+        type            zeroGradient;
+    }
+
+    lowerWall
+    {
+        type            zeroGradient;
+    }
+
+    upperWall
+    {
+        type            zeroGradient;
+    }
+
+    defaultFaces
+    {
+        type            empty;
+    }
+}

raw/rising_bubble/t20/0/p_rgh

@@ -0,0 +1,43 @@
+FoamFile
+{
+    version     2.0;
+    format      ascii;
+    class       volScalarField;
+    object      p_rgh;
+}
+
+dimensions      [1 -1 -2 0 0 0 0];
+
+internalField   uniform 0;
+
+boundaryField
+{
+    leftWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    rightWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    lowerWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    upperWall
+    {
+        type            fixedFluxPressure;
+        value           uniform 0;
+    }
+
+    defaultFaces
+    {
+        type            empty;
+    }
+}