卞永宁

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教授

硕士生导师

性别:男

毕业院校:山口大学

学位:博士

所在单位:力学与航空航天学院

学科:流体力学. 化学工程

办公地点:大连本部 力学楼510

盘锦校区 D07-306B

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Effect of geometric parameters on mass transfer characteristics for pulsatile flow in wavy-walled tubes

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论文类型:会议论文

发表时间:2014-05-17

收录刊物:Scopus、EI

卷号:575

页面范围:414-418

摘要:In the experiment, three kinds of wavy-walled tubes with different wave factor Fw were applied to study the effect of geometric parameters on mass transfer characteristics. Results show that mass transfer characteristics are influenced significantly by the oscillatory frequency and the wavelength of the wavy-walled tube. The peak value of the mass transfer enhancement is obtained at the multiple order oscillatory frequency, and the effective mass transfer enhancement is occurred when the wave factor Fw = 0.58. For the same Re number, the mass transfer enhancement factor E increases with the oscillatory fraction P, and the optimal Strouhal number St corresponding to different peak E almost does not change with P. ? (2014) Trans Tech Publications, Switzerland.