封闭腔体噪声控制中亥姆霍兹共振器的优化设计方法

王正敏, 饶伟, 李德玉 - 声学学报, 2019 - jac.ac.cn
… equations between the enclosure under control and a Helmholtz resonator,formulas for …
band of the resonator,to minimize the targeted sound pressure level inside the enclosure,were …

[PDF][PDF] 声学共振器在封闭空间中的应用

王笃勇, 徐贝贝, 朱晓健, 蒋吕, 崔世明 - 噪声与振动控制, 2013 - nvc.sjtu.edu.cn
… at the field points in the enclosure before and after the resonator installed. By comparing
the … and without sound resonator in the enclosure, it was found that the sound resonator can …

声表面波传感系统制造环境监测通信性能研究

C Luan, X Yao, Q Chen, J Fu - Journal of Zhejiang University-SCIENCE A, 2017 - Springer
… is a good solution, the enclosure structure of the spindle unit … a single-resonator rather than
a dualresonator architecture, and … factors overwhelm the sensor resonators, measurement is …

[PDF][PDF] 用于抛掷敏感器的Ka—波段微带集成本振—混频组件

蒋金水, 李兴国 - 红外与毫米波学报, 2001 - journal.sitp.ac.cn
… With the emergence of dielectric resonators operating in Ka-band … The resonator was
positioned directly on the substrated .1,/4 … , and by changing the depth of cover of metal enclosure. …

[PDF][PDF] 350 km/h 高速列车车端连接处空腔噪声机理分析

王浩, 史佳伟, 韩健, 肖新标 - 噪声与振动控制, 2020 - nvc.sjtu.edu.cn
resonator’shaped by the enclosure of the inner and outer windshield. The lower openings
of the outer windshield have a more noticeable impact on the dominant frequency of the 37.0 …

有声腔推力室的声学振型及其阻尼特性研究

覃建秀, 张会强 - 推进技术, 2021 - jpt.tjjsjpt.com
resonatorsresonators on pressure oscillations,the acoustic modes and their damping
char⁃ acteristics of a chamber without resonator and a chamber with quarter-wave resonators

[PDF][PDF] 双迷宫型通道Helmholtz 周期结构的低频带隙机理及隔声特性

韩东海, 张广军, 赵静波, 胡培洲, 姚宏… - Journal of Synthetic …, 2022 - researching.cn
: 为了解决飞机舱室中的低频噪声问题, 本文设计了一种双迷宫型通道的Helmholtz 周期结构. 迷宫
型开口通道的设计能够大大增加Helmholtz 腔开口通道的长度, 有效降低低频带隙下限, 双通道…

推力室状态对其声学振型及其阻尼特性的影响

覃建秀, 张会强 - 航空动力学报, 2020 - jasp.com.cn
… On optimal design of half-wave resonators for acoustic damping in an enclosure[J].Journal …
Geometric and number effect on damping capacity of Helmholtz resonators in a modal …

分流扬声器用于封闭空间降噪的布放研究

徐陈淳, 王有藩, 陶建成 - 南京大学学报(自然科学版), 2023 - jns.nju.edu.cn
… for a rectangular rigid enclosure with shunt loudspeakers on the … pressure level inside the
enclosure can be significantly reduced … control for electroacoustic resonators to design tunable …

[PDF][PDF] BLT 方程在箱体屏蔽效能分析中的应用

赵蒙, 达新宇, 张亚普, 王舒 - 空军工程大学学报, 2015 - kjgcdx.cnjournals.com
… related parameters such as enclosure dimensions,aperture … frequency of the shielding
enclosure be estimated effectively. … wideband,low-profile EGB resonator antennas [J].IEEE trans …