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  3. Eulerian Wall Film(EWF) と Lagrangian Wall Film(LWF)の根本的な違いは何ですか？

Eulerian Wall Film(EWF) と Lagrangian Wall Film(LWF)の根本的な違いは何ですか？

Tagged: 2022 R2, eulerian-wall-film, fluent, MP - Particle Tracking
    • January 31, 2023 at 8:53 am
      FAQFAQ
      Participant

      Eulerian Wall Film(EWF) と Lagrangian Wall Film(LWF)の根本的な違いは何ですか？ EWFは液膜を連続的に（オイラー型で）追跡する手法で、LWFは離散的に（ラグランジュ型）で追跡する手法になります。 添付ファイルのイメージ図のように、EWFの場合は液滴(DPM)が壁面に付着すると、DPMの軌跡の追跡は終了し、DPMの質量や運動量はEWFの輸送方程式に引き継がれます。 LWFの場合は、液滴(DPM)が壁面に付着したあとも、DPMの情報は残ります。 粒子が壁面に付着した後は、粒子の方程式が液膜の輸送方程式に切り替わります。

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