Sound transmission loss of metamaterial thin plates with periodic subwavelength arrays of shunted piezoelectric patches
This paper studies sound transmission loss (STL) of a metamaterial thin plate consisting of
periodic subwavelength arrays of shunted piezoelectric patches bonded to the two surfaces …
periodic subwavelength arrays of shunted piezoelectric patches bonded to the two surfaces …
Buckling and vibro-acoustic response of the clamped composite laminated plate in thermal environment
Composite structures are extensively applied in aircraft and marine industries because of
their high stiffness-to-weight ratios and other advantages. The composite structures in the …
their high stiffness-to-weight ratios and other advantages. The composite structures in the …
On the accuracy and optimization application of an axisymmetric simplified model for underwater sound absorption of anechoic coatings
The finite element method (FEM) is commonly used to analyze the underwater acoustic
performances of rubbery coatings due to its flexibility to model scatterers of complex …
performances of rubbery coatings due to its flexibility to model scatterers of complex …
[HTML][HTML] Theoretical requirements and inverse design for broadband perfect absorption of low-frequency waterborne sound by ultrathin metasurface
Effective absorption of low-frequency waterborne sound with subwavelength absorbers has
always been a challenging work. In this paper, we derive two theoretical requirements for …
always been a challenging work. In this paper, we derive two theoretical requirements for …
Effect of Poisson's loss factor of rubbery material on underwater sound absorption of anechoic coatings
Rubbery coatings embedded with air cavities are commonly used on underwater structures
to reduce reflection of incoming sound waves. In this paper, the relationships between …
to reduce reflection of incoming sound waves. In this paper, the relationships between …
Sound absorption of a rib-stiffened plate covered by anechoic coatings
Underwater vehicles are often equipped with anechoic coatings to absorb the sound waves
of active sonar and attenuate the noise emitted from the vessels. Rubber layers with …
of active sonar and attenuate the noise emitted from the vessels. Rubber layers with …
A meshless method for unbounded acoustic problems
A Shojaei, B Boroomand, E Soleimanifar - The Journal of the …, 2016 - pubs.aip.org
In this paper an effective meshless method is proposed to solve time-harmonic acoustic
problems defined on unbounded domains. To this end, the near field is discretized by a set …
problems defined on unbounded domains. To this end, the near field is discretized by a set …
Underwater sound scattering and absorption by a coated infinite plate with attached periodically located inhomogeneities
This paper extends previous work of Zhang and Pan [J. Acoust. Soc. Am. 133 (4), 2082–
2096 (2013)] on sound scattering and absorption by an underwater coated plate with a …
2096 (2013)] on sound scattering and absorption by an underwater coated plate with a …
Equivalent modulus method for finite element simulation of the sound absorption of anechoic coating backed with orthogonally rib-stiffened plate
Z Jin, Y Yin, B Liu - Journal of Sound and Vibration, 2016 - Elsevier
The finite element method is often used to investigate the sound absorption of anechoic
coating backed with orthogonally rib-stiffened plate. Since the anechoic coating contains …
coating backed with orthogonally rib-stiffened plate. Since the anechoic coating contains …
[PDF][PDF] 基于高级统计能量分析的周期加筋板振动特性研究
尹剑飞， 温激鸿， 肖勇， 温熙森 - 物理学报, 2015 - wulixb.iphy.ac.cn
统计能量分析(statistical energy analysis, SEA) 是复杂耦合系统中, 高频动力学特性计算的有力
工具. 本文以波传播理论和SEA 的基本原理为基础, 研究周期加筋板中弯曲波传播特性 …
工具. 本文以波传播理论和SEA 的基本原理为基础, 研究周期加筋板中弯曲波传播特性 …