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中低开孔率多孔板的阻力特性数值研究 被引量:4

Numerical Study on Resistance Characteristics of Perforated Plates with Low and Medium Porosity
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摘要 多孔板具有流体均布的特性,广泛应用于石油化工装置的设备设计开发中,对设备内部介质流动混合及整体性能起重要作用。本文主要针对开孔率0.04≤ε≤0.21,孔数57≤n≤301的多孔板进行了阻力特性研究,旨在得出多孔板结构特征参数及介质流动工况对阻力系数的影响规律。研究发现,阻力系数均随开孔率和雷诺数的增加而降低,而后趋于稳定,且开孔率影响程度大于雷诺数。此外,本文还提出了此类型多孔板阻力系数的表达式,为后续深入研究及实践应用提供了重要指导意义。
出处 《石油和化工设备》 CAS 2021年第10期48-51,共4页 Petro & Chemical Equipment
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