用双流体颗粒-壁面碰撞模型模拟混合层流动

IMECH-IR > 力学所知识产出(1956-2008)

	用双流体颗粒-壁面碰撞模型模拟混合层流动
	张夏; 周力行
Source Publication	空气动力学学报
	2004
Volume	22 Issue:3 Pages:249-254
ISSN	0258-1825
Abstract	将考虑壁面粗糙度的双流体颗粒-壁面碰撞模型加入到二阶矩两相湍流模型中,模拟了平面混合层两相流动.结果表明,考虑壁面粗糙度的模型的模拟结果与不考虑的结果相比,给出的纵向平均速度更小、纵向脉动速度更大,与实验值更接近.对于大颗粒,这种影响尤其明显.这些趋势与颗粒轨道模型的模拟结果定性上一致.这表明,窄通道内大颗粒和壁面的碰撞对颗粒流动特性有更显著的影响.
Subject Area	力学
Indexed By	EI
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/15652
Collection	力学所知识产出(1956-2008)
Recommended Citation GB/T 7714	张夏,周力行. 用双流体颗粒-壁面碰撞模型模拟混合层流动[J]. 空气动力学学报,2004,22,3,:249-254.
APA	张夏,&周力行.(2004).用双流体颗粒-壁面碰撞模型模拟混合层流动.空气动力学学报,22(3),249-254.
MLA	张夏,et al."用双流体颗粒-壁面碰撞模型模拟混合层流动".空气动力学学报 22.3(2004):249-254.

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