Presentation 1997/11/21
Calculation of bubble vibrations in transitional region under the condition changing the static pressure
Yoshitaka MURATA, Yoshiaki WATANABE,
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Abstract(in English) Behavior of a transient vibration of micro bubble in water which is driven by an incident waves is treated. Especially, bubble vibrations driven by rectangular waves having various amplitudes are numerically calculated and discussed. A relation between a transitional time and an initial radius of bubble is discussed. The resonance frequency varies unsymmetrically depending on the polarity of applied pressure. A generation mechanism of the nonlinear vibration of bubble appearing on condition of a large amplitude is also mentioned.
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Keyword(in English) bubble / nonlinearity / static pressure / transitional response / resonance / initial radius
Paper # US97-76
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Committee US
Conference Date 1997/11/21(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Calculation of bubble vibrations in transitional region under the condition changing the static pressure
Sub Title (in English)
Keyword(1) bubble
Keyword(2) nonlinearity
Keyword(3) static pressure
Keyword(4) transitional response
Keyword(5) resonance
Keyword(6) initial radius
1st Author's Name Yoshitaka MURATA
1st Author's Affiliation Faculty of Engineering, Doshisha University()
2nd Author's Name Yoshiaki WATANABE
2nd Author's Affiliation Faculty of Engineering, Doshisha University
Date 1997/11/21
Paper # US97-76
Volume (vol) vol.97
Number (no) 392
Page pp.pp.-
#Pages 6
Date of Issue