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含能材料  2014 

流固耦合湍流驱动TATB造粒凝结涡旋

DOI: 10.3969/j.issn.1006-9941.2014.03.019

Keywords: 流体力学,TATB造粒,流固耦合湍流,颗粒结构,涡旋,X射线微层析成像(X-μCT)

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Abstract:

利用X射线微层析成像技术获得了水悬浮法湍流驱动TATB造粒结构的全三维信息,涡旋通过湍流和粘结剂凝结硬化保存下来,其结构排列及涡旋致密层的三维可视化解决了分析涡旋特征的难题。颗粒内部典型涡旋有单涡旋、双涡旋、多涡旋、涡中涡等,涡旋形态揭示了湍流发展的模式,致密层密度则揭示了湍流对TATB晶粒的传质作用。X射线微层析成像提供了无损侵入材料内部的分析方法,可实现探测很小尺寸范围的凝结涡旋及洞察湍动过程的涡旋凝结。

References

[1]  Wood R W.Vortex rings[J].Nature, 1901,63: 418-420.
[2]  Levengood W .Instability effects in vortex rings produced with liquid[J].Nature, 1958,181: 1680-1681.
[3]  Hopfinger E J.Vortex solitary waves in a rotating, turbulent flow[J].Nature, 1982,295: 393-395.
[4]  Hassan Aref ,Ireneusz Zawadaki.Links of vortex rings[J].Nature, 1991,354: 50-53.
[5]  Arakeri J H, Das D, Krothapalli A, et al.Vortex ring formation at the open end of a shock tube: A particle image velocimetry study[J].Phys Fluids, 2004,16: 1008-1019.
[6]  Jan Visscher and Helge I.Andersson.Particle image velocimetry measurements of massively separated turbulent flows with rotation[J].Phys Fluids, 2011,23: 075108.
[7]  Chandra Shekhar, Koichi Nishino, Yoshiyuki Yamane, et al.Stereo-PIV measurement of turbulence characteristics in a flow mixer[J].J Vis, 2012,15: 293-308.
[8]  Fiabane L, Zimmermann R, Volk R, et al.Clustering of finite-size particles in turbulence[J].Phys Rev E, 2012,86: 035301.
[9]  Friedrich H.Busse.Visualizing the dynamics of the onset of turbulence[J].Science, 2004,305: 1574-1575.
[10]  Yutaka Sumino, Ken H Nagai, Yuji Shitaka, et al.Large-scale vortex lattice emerging from collectively moving microtubules[J].Nature, 2012,483: 448-452.
[11]  Murugan T, De S, Dora C L, et al.Numerical simulation and PIV study of compressible vortex ring evolution[J].Shock Waves, 2012,22: 69-83.
[12]  Demosthenes Kivotides.Triple vortex ring structure in superfluid helium II[J].Science, 2000,290: 777.
[13]  倪浩清.工程湍流模式理论综述及展望[J].力学进展, 1996,26: 145-165.NI Hao-qing.Current status and development trends of turbulence modeling[J].Advances in Mechanics, 1996,26: 145-165.
[14]  张伟斌, 戴斌, 杨雪海, 等.TATB造型颗粒内部微结构特征[J].含能材料, 2013,21(2): 279-280.ZHANG Wei-bin, DAI Bin, YANG Xue-hai, et al.Microstructures characterization of TATB-based granules by high resolution x-ray computed tomography[J].Chinese Journal of Energetic Materials(Hanneng Cailiao), 2013,21(2): 279-280.
[15]  童秉纲, 尹协远, 朱克勤.涡旋理论[M].合肥: 中国科学技术大学出版社, 2009.TONG Bing-gang, YI Xie-yuan, ZHU Ke-qin.Vortex theory[M].Hefei: China Science and Technology University Press, 2009.
[16]  ZHANG Wei-bin, HUANG Hui, TIAN Yong, et al.Characterization of RDX-based thermosetting plastic bonded explosive by cone-beam micro-focus computed tomography[J].Journal of Energetic Materials, 2012,30: 196-208.
[17]  张伟斌, 田勇, 杨仍才, 等.RDX晶体颗粒压制密度分布的μCT试验研究[J].含能材料, 2012,20(5): 565-570.ZHANG Wei-bin, TIAN Yong, YANG Reng-cai, et al.Study on Pressing Density Distribution of RDX Crystals with a Cone-beam Micro-focus Computed Tomography[J].Chinese Journal of Energetic Materials(Hanneng Cailiao), 2012,20(5): 565-570.
[18]  Domon K, Ishihara O, Watanabe S.Mass transport by a vortex ring[J].J Phys Soc Jpn, 2000,69: 120-123.
[19]  Marusic I, Mathis R, Hutchins N.Predictive model for wall-bounded turbulent flow[J].Science, 2010,329: 193-196.
[20]  Ronald J.Adrian.Closing in on mdels of wall turbulence[J].Science, 2010,329: 155-156.
[21]  Benjamin W Zeff, Daniel D Lanterman, Ryan McAllister, et al.Measuring intense rotation and dissipation in turbulent flows[J].Nature, 2003,421: 146-149.
[22]  ZHANG Tao, Steven W, Sciver Van.Large-scale turbulent flow around a cylinder in counterflow superfluid 4He (He(II))[J].Nature Physics,2005,1: 36-38.
[23]  Stephen L Conway, Troy Shinbrot , Benjamin J Glasser.A Taylor vortex analogy in granular flows[J].Nature, 2004,431: 433-437.
[24]  Hisanori Yagami, Tomomi Uchiyama.Numerical simulation for the transport of solid particles with a vortex ring[J].Advanced Powder Technology, 2011,22: 115-123.
[25]  李万平.计算流体力学[M].华中科技大学出版社, 2004.LI Wan-ping.Computational fluid dynamics[M].Huazhong Science and Technology University Press, 2004.
[26]  高学平.高等流体力学[M].天津: 天津大学出版社,2005.GAO Xue-ping.Advanced Fluid Mechanics[M].Tianjin: Tianjin University Press.2005.

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