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各位大佬好,我最近在尝试模拟球体在井筒中随流体流动并封堵射孔点,模拟的球直径为15mm,井筒直径为110mm,孔眼采用螺旋布孔,将六个射孔点设置为出口,每个孔眼的直径为12mm,使用清水,流速设置为4m/s。模拟采用全解析,网格划分大小在3mm左右,在twoSpheresGlowinskiMPI案例基础上进行修改。现在发现球体堵住出口后,球体速度显示为0,被堵出口处流速降低,但仍有流速,想请教一下各位大佬有可能是哪方面的原因呢。以下是我目前的模拟结果