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混相流

混相流

  1. マイチャンネル
  2. AIS Japan - 混相流
  3. Euler系混相流モデルで体積分率の下限値はありますか？

Euler系混相流モデルで体積分率の下限値はありますか？

Tagged: 2019 R3, fluent, Modeling/Setup Advice, MP - Eulerian MP Flow
    • January 31, 2023 at 8:54 am
      FAQFAQ
      Participant

      Euler系混相流モデルにおいて、体積分率の明示的な下限値の設定はございませんが 実際には体積分率が1e-8程度（以下）になる場合には速度表示やFlux計算が正常に 行われません。 ここで体積分率が1e-8というオーダを考えてみると、0.01[ppm]（10[ppb]）程度であり 非常に希薄であると言えます。 このようなオーダの体積分率である２次相を取り扱うに はEuler系混相流モデルよりもDPMモデルのほうが適していると考えられます。

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