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TECHNICAL PAPERS

A Computational Study of Bubble-Structure Interaction

[+] Author and Article Information
Philemon C. Chan, Kit K. Kan, James H. Stuhmiller

Jaycor, Inc., 3394 Carmel Mountain Road, San Diego, CA 92121-1002

J. Fluids Eng 122(4), 783-790 (Aug 10, 2000) (8 pages) doi:10.1115/1.1319157 History: Received November 11, 1998; Revised August 10, 2000
Copyright © 2000 by ASME
Topics: Bubbles , Pressure , Disks
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References

Figures

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Jet formation comparison between jet-up and jet-down orientations for the disk at F−1=0.237. (a) Early jet formation (jet-up); (b) fully developed (jet-up); (c) early jet formation (jet-down); (d) fully developed (jet-down).
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Pressure loading comparison between jet-up and jet-down orientations for the disk at F−1=0.237. (a) Center loading on the disk; (b) off-center loading on the disk (r=Amax/15).
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Effect of bubble orientation and depth on pressure loading on the disk
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Effect of depth on bubble collapse above a sphere. (a) F−1=0.237; (b) F−1=0.172; (c) F−1=0.134; (d) F−1=0.107.
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Effect of structural shape and bubble depth on pressure loading for jet-down orientation
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Comparison of calculations for bottom explosion bubbles with data from Goertner et al. 19. Reference cited in figure is 21.
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Calculated bubble shapes near their minima for bottom explosion bubbles. (a) F−1=0.09; (b) F−1=0.63.
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Calculated flow field for jet-up test. (a) Jet touch down, t/T=1.05; (b) bubble fragmentation near minimum, t/T=1.17.
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Validation for jet-up test with resolution at Amax/53
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Grid sensitivity study for jet-up test
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Schematic diagram for calculations for bubble-disk interaction

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