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利用重正化群方法推导非线性Reynolds应力模型 被引量:1

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摘要 近年来,Rubinstein和Barton利用Yakhot和Orszag湍流重正化群方法推导非线性Reynolds应力模型,但是他们分析计算过程中存在着一些不自洽的地方.文中利用重正化群方法,对Reynolds应力的数学表达式作二阶微扰展开,从理论上推导得到非线性Reynolds应力模型,其数学形式与从量纲分析和数学物理性质的合理性讨论得到的通用模型形式完全相同,另外从理论上计算了各待定湍流常数.
出处 《自然科学进展》 北大核心 2007年第9期1310-1315,共6页
基金 国家自然科学基金(批准号:10472115) 教育部新世纪优秀人才支持计划 中国科学院力学研究所非线性力学国家重点实验室开放研究课题资助项目
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  • 2刘正锋,王晓宏.利用重正化群方法推导湍流二阶矩封闭模型[J].力学学报,2007,39(2):195-201. 被引量:2
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