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A comparison between different lifting relations from macroscopic variables to lattice Boltzmann distribution functions

  • Zi Xiang Tong
  • , Ming Jia Li
  • , Ya Ling He*
  • , Wen Quan Tao
  • *此作品的通讯作者
  • Xi'an Jiaotong University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

The lifting relations for the reconstruction of the distribution functions of lattice Boltzmann method (LBM) from the macroscopic variables are compared. The single-relaxation-time (SRT) and multiple-relaxation-time (MRT) models with both first- and second- order expansions are studied. The results show that the lifting relations for SRT-LBM are more precise, but the relations for MRT-LBM are more stable. The differences between the first and second order models are small, For the MRT-LBM, the modified models should be used to insure the continuity of the velocity.

源语言英语
主期刊名International Conference on Computational Methods for Thermal Problems
编辑Nicola Massarotti, Perumal Nithiarasu, Yogendra Joshi
出版商Dalian University of Technology
ISBN(印刷版)9788874314591, 9788874318285
出版状态已出版 - 2016
已对外发布
活动4th International Conference on Computational Methods for Thermal Problems, THERMACOMP 2016 - Atlanta, 美国
期限: 6 7月 20168 7月 2016

出版系列

姓名International Conference on Computational Methods for Thermal Problems
0
ISSN(印刷版)2305-5995
ISSN(电子版)2305-6924

会议

会议4th International Conference on Computational Methods for Thermal Problems, THERMACOMP 2016
国家/地区美国
Atlanta
时期6/07/168/07/16

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