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Investigation for influence of wall effects on cavitation number and pressure field of ventilated cavitating flows
Author(s): 
Pages: 1-8
Year: Issue:  1
Journal: Journal of Ship Mechanics

Keyword:  通气空泡洞壁效应阻塞空化数压力分布;
Abstract: 文章在均质平衡多相流模型的基础上耦合输运方程型空化模型,通过求解混合介质的RANS方程、RNGk-ε湍流输运方程以及各相的质量输运方程,采用通用CFD软件-FLUENT数值模拟了水洞中带圆盘空化器航行体模型的定常通气空泡流动,研究了圆形截面闭式空泡水洞中洞壁效应对通气空化数和压力场的影响.得到的阻塞空化数线性正比于圆盘水洞直径比,且与三维圆盘自然空泡流的势流近似解基本一致,分析了洞壁效应作用下空化...
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