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Vibration and far-field sound radiation of a horizontal, finite-long cylindrical shell partially submerged in fluid
The vibroacoustic study of a horizontal, finite-long cylindrical shell partially submerged in a fluid is presented in this paper. First, the...
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Sound Radiation in Three Dimensions
In the following we will examine the radiation of sound in three dimensions. We will first write the basic equations for the sound field in three...
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Sound Radiation of Clamped Multilayered Functionally Graded Plates Considering Physical Neutral Surface
This paper dedicates an analytical computation of vibration and far-field sound radiation of clamped power law index functionally graded plates...
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Hybrid uncertainty analysis of sound radiation in structural-acoustic systems with random and interval parameters
Sound radiation is a critical factor in the design of engineering structures to obtain good sound insulation. The analysis of sound radiation with...
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Secondary Field of a Finite Elastic Cylindrical Shell in a Liquid in the Far Zone
AbstractA novel method for solving the problem of a secondary hydroacoustic field of a finite elastic cylindrical shell in the far zone is proposed....
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Active structural acoustic control for radiated sound power reduction of enclosure with vent holes based on radiation modes
The radiated sound power in an enclosure with a vent hole is actively controlled by radiation mode. Active structural acoustic control (ASAC), which...
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Design optimization and sensitivity analysis on time-domain sound radiation of laminated curved shell structures
Compared with the frequency-domain sound radiation analysis, the time-domain analysis is more suitable for complicated engineering problems. However,...
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Investigation of axial spacing effect on noise radiation generated by rotor-stator interaction
The effect of axial spacing on tonal noise generated by rotor-stator interaction is numerically investigated. In the present hybrid method, acoustic...
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Study on the Influence of Spiral EMAT Radiation Sound Field on Defect Detection by FEM
Electromagnetic acoustic transducers (EMAT) is a new non-contact ultrasonic testing technology in recent years. Compared with traditional ultrasonic...
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Numerical and Experimental Assessment of Acoustic Radiation Dam**
This contribution reviews the recent advances in quantifying acoustic radiation dam**, which accounts for a significant contribution to the energy...
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Generation of sound waves by nonlinearly evolving ring-mode coherent structures on a turbulent subsonic circular jet: a comparative study of two mechanisms
Large-scale coherent structures are present on a subsonic turbulent circular jet and are known to constitute an important source of jet noise. With...
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Analysis and Experimental Verification on Spiral EMAT Radiation Sound Field Analysis Based on Green’s Function Method
Electromagnetic acoustic transducers (EMAT) is a new non-contact ultrasonic testing technology in recent years. Compared with traditional ultrasonic...
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Acoustic radiation response of functionally graded sandwich plates cored by butterfly-shaped honeycombs with negative Poisson’s ratio
Compared to the conventional cellular cores, the cellular cores auxetic metamaterials with negative Poisson’s ratios have unique mechanical...
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Sound Generation
For the development of primary, constructive noise reduction measures, knowledge of the sound generation mechanisms is decisive. In the following,...
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Acoustic Radiation of a Simplified Jet-Flap-Thrust Gate Configuration: Numerical and Experimental Investigation
A comparative study of the acoustic far-field radiation of a subsonic jet near a folded plate with an opening, intended to represent a flapped wing...
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Correlation in the Near and Far Field of Compressible Jet to Identify Noise Source Characteristics
A noise source characteristic of an unheated compressible jet is experimentally investigated for the jet with exit Mach number 0.8. Measurements of...
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Sound field reconstruction using neural processes with dynamic kernels
Accurately representing the sound field with high spatial resolution is crucial for immersive and interactive sound field reproduction technology. In...
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Optimization of sound insulation of flat panel photobioreactors for bioenergy facades
Flat panel photobioreactors consisting of different layers of glass panes, designed to allow heat and microalgae biomass production in a water layer...
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Optimization of material thickness distribution in single and double partition panels for maximized sound insulation
In this work, we propose a method to optimize the material thickness distribution of partition panels for maximized sound insulation while...
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The Problem of Complete Dam** of a Diffraction Sound Field for a Cylindrical Shell
AbstractVariants for complete dam** of the scattered and diffraction sound field of a cylindrical shell are considered, and calculation results...
