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Updated: Sep 15, 2025

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Simulating Impacts of Ice Storms on Forest Ecosystems
Published on: June 30, 2020
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推进冰积聚泡溶解器:玻璃化冰积聚溶解器
Rafael Miranda Hazana Carvalho1, Jayme Rodrigues Teixeira da Silva1, Pedro Castro de Souza Villela1
1ATS4i Engenharia, Estudos e Projetos Ltda, São Paulo, SP, Brazil.
概括
一个新的计算流体动力学 (CFD) 工具,iceAccretionFoam,模拟了整个冰积累过程,以模拟和化冰. 这个解决器准确地模拟了水膜水力动力学和热传递,以改善结冰的预测.
科学领域:
- 计算流体动力学 (CFD) 是一种计算流体动力学.
- 航空航天工程是航空航天工程.
- 热量和质量转移是热量和质量转移.
背景情况:
- 准确的冰积累建模对于航空航天安全和性能至关重要.
- 现有的工具通常需要多个解决器来解决不同的物理现象.
- 需要采用统一的方法来模拟冰形成过程中的复杂相互作用.
研究的目的:
- 开发和展示一个新的三维CFD工具,iceAccretionFoam,用于模拟和光冰积累.
- 将各种物理模型集成到一个单一的解决器中,以便进行全面的结冰分析.
- 分析水膜水力动力学,热传递和冰的增长动力学.
主要方法:
- 开发了一个新的溶解器,iceAccretionFoam,基于泡扩展5.0.
- 使用有限面积方法用于水膜水力动力学.
- 实施沉浸边界方法用于几何修改.
- 采用欧勒的公式来进行撞击模型.
- 与可压缩溶剂rhoPimpleFoam的合用于外部流动.
主要成果:
- 成功开发了一种统一的CFD工具,能够模拟整个冰积累过程.
- 精确模拟水膜水力动力学和流热传递.
- 基于液态水薄膜高度的冰生长模型的实施,用于和光冰.
- 预先验证表明可接受的初步结果.
结论:
- 开发的iceAccretionFoam解决方案提供了一个全面而准确的方法来建模冰积累.
- 统一的CFD工具简化了对结冰应用的模拟过程.
- 这些发现有助于更好地了解冰和冰形成中的热量和质量转移.
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