A Method for Establishing Wave-Vibration Nonlinear Sound Field in Bubble Water Medium
A non-linear sound field and bubble water technology, applied in the direction of instruments, design optimization/simulation, calculation, etc., can solve the problems of no discussion, no analysis of sound field characteristic changes, no consideration of mutual influence, etc., and achieve a wide range of applications and accurate calculation results Reliable, easy-to-calculate results
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
example
[0089] The example parameters are set as follows: the speed of sound in water c 0 =1500m / s, water medium density ρ 0 =1000kg / m 3 , the initial radius of the bubble R 0 =80μm, the number of bubbles in unit volume N=1×10 6 , the kinematic viscosity coefficient ζ=1.433×10 -6 , the gas density in the bubble ρ g =1.29kg / m 3 , the speed of sound c in the gas g =340m / s, specific heat ratio γ=1.4, total number of time periods studied n p = 200, the total number of spatial wavelengths n l =200, the number of grids divided in one time period T_N=100, and the number of grids divided in one wavelength λ_N=70.
[0090] (a) Considering the single-frequency acoustic excitation, the acoustic excitation amplitude is p 0 =40kPa, the excitation frequency of the acoustic wave is f 0 = 25kHz.
[0091] image 3 The variation of the acoustic spectrum with the spatial distance under the excitation of a single frequency acoustic wave is given.
[0092] Figure 4 The time-dependent change...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com