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可压缩流场中气泡脉动数值模拟

王诗平 孙士丽 张阿漫 陈玉

王诗平, 孙士丽, 张阿漫, 陈玉. 可压缩流场中气泡脉动数值模拟[J]. 力学学报, 2012, (3): 513-519. doi: 10.6052/0459-1879-2012-3-20120307
引用本文: 王诗平, 孙士丽, 张阿漫, 陈玉. 可压缩流场中气泡脉动数值模拟[J]. 力学学报, 2012, (3): 513-519. doi: 10.6052/0459-1879-2012-3-20120307
Wang Shiping, Sun Shili, Zhang Aman, Chen Yu. NUMERICAL SIMULATION OF BUBBLE DYNAMICS IN COMPRESSIBLE FLUID[J]. Chinese Journal of Theoretical and Applied Mechanics, 2012, (3): 513-519. doi: 10.6052/0459-1879-2012-3-20120307
Citation: Wang Shiping, Sun Shili, Zhang Aman, Chen Yu. NUMERICAL SIMULATION OF BUBBLE DYNAMICS IN COMPRESSIBLE FLUID[J]. Chinese Journal of Theoretical and Applied Mechanics, 2012, (3): 513-519. doi: 10.6052/0459-1879-2012-3-20120307

可压缩流场中气泡脉动数值模拟

doi: 10.6052/0459-1879-2012-3-20120307
基金项目: 国家自然科学基金重点项目(50939002), 国家自然科学基金委 员会-中国工程物理研究院联合基金项目(10976008), 国家自然科学 基金项 目(50779007), 第十二届霍英东教育基金项目(121073)和新世纪优秀 人才支持计划(NCET-10-0054)资助.
详细信息
  • 中图分类号: O351.2

NUMERICAL SIMULATION OF BUBBLE DYNAMICS IN COMPRESSIBLE FLUID

Funds: The project was supported by the State Key Program of National Natural Science Foundation of China (50939002), National Natural Science Foundation of China--NSAF (10976008), the National Natural Science Foundation of China (50779007), the 12th Fok Ying Tung Education Foundation, China (121073) and Program for New Century Excellent Talents in University (NCET- 10-0054)
  • 摘要: 在应用边界元方法对气泡动力学的研究中, 绝大多数模型是建立在不压缩势流理论基础之上, 针对可压缩流场中气泡运动特性的研究很少. 从波动方程出发, 分别在气泡运动前期和后期对波动方程进行简化, 得到气泡运动局部和全局简化方程, 采用双渐进方法对简化方程进行匹配, 提出了考虑流场可压缩性的非球状气泡运动模型. 该模型的计算结果与Prospertti 等的解析结果吻合很好, 气泡脉动最大半径和内部最大压力随气泡脉动逐渐减小. 基于该模型对比了自由场中药包爆炸考虑可压缩性与不考虑可压缩性的计算结果, 发现考虑可压缩性气泡射流速度较小, 随后基于该模型计算了刚性边界下气泡的运动特性.

     

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出版历程
  • 收稿日期:  2011-06-20
  • 修回日期:  2011-11-30
  • 刊出日期:  2012-05-18

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