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考虑碰撞的两相湍流概率密度函数代数应力模型
引用本文:李逸轩,徐江荣. 考虑碰撞的两相湍流概率密度函数代数应力模型[J]. 杭州电子科技大学学报, 2006, 26(2): 78-81
作者姓名:李逸轩  徐江荣
作者单位:杭州电子科技大学理学院,浙江,杭州,310018
摘    要:该文在考虑碰撞作用的湍流两相概率密度函数模型基础上,在二维空间直角坐标系下推导出了颗粒相质量守恒、动量守恒和颗粒应力守恒方程组的代数形式,进而得到代数应力模型.将代数应力方程应用于线性剪切两相流,计算数值与实验结果进行比较,验证模型的正确性.

关 键 词:两相流  概率密度函数模型  代数应力模型
文章编号:1001-9146(2006)02-0078-04
收稿时间:2006-01-17
修稿时间:2006-01-17

A Algebraic Stress Model Based on The Two-Phase Flovo PDF Model Considering Particles Collision
LI Yi-xuan,XU Jiang-rong. A Algebraic Stress Model Based on The Two-Phase Flovo PDF Model Considering Particles Collision[J]. Journal of Hangzhou Dianzi University, 2006, 26(2): 78-81
Authors:LI Yi-xuan  XU Jiang-rong
Affiliation:The School of Science,Hangzhou Dianzi University,Hangzhou Zhejiang 310018,China
Abstract:Based on the Zaichik PDF model of two - phase turbulence flow with particles collision, the paper deduces equations which express the conservation of mass, conservation of momentum and conservation of Reynold stress of particle phase in two- dimensional orthogonal reference frame, and get algebraic equations of the Reynolds stress, Then the equations is applied to linear shearing two- phase turbulence flow, and the computing value is compared with the experimental result so that the correctness of the model is proved.
Keywords:two - phase turbulence flow    PDF model   algebraic stress model
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