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- It is important in ASAC system based on acoustic radiation modes to obtain adjoint coefficient of the radiation modes. 基于声辐射模态理论进行ASAC控制系统中的一个重要内容就是获得声辐射模态伴随系数。
- It is important in ASAC based on acoustic radiation modes to obtain adjoint coefficients of the radiation modes. 声辐射模态伴随系数的获取是基于声辐射模态理论进行 ASAC控制中的重要环节。
- Based on the acoustic radiation mode analysis, the transfer matrix relating the pressure at every field point to normal component of surface velocity is formed. 摘要基于声辐射模态分析，建立了外部场压和结构表面振动速度之间关系的传递矩阵。
- Analysis of Acoustic Radiation Modes by Far Field Method 基于远场方法的结构声辐射模态研究
- Determination of acoustic power on acoustic radiation modes 基于声辐射模态确定声功率
- A theoretical method to solve acoustical radiation modes and acoustical radiation efficiency of complex structure by a boundary element method and acoustical radiation theory is posed in this paper. 提出一种用边界元方法与声辐射理论求解复杂结构的声辐射模态与声辐射效率的理论方法。
- A study on variations of acoustic radiation modes of a damaged stiffened panel 含损伤加筋板结构声辐射模态变异研究
- On Improving the Method for Designing Acoustic Radiation Mode Sensor Using PVDF Films PVDF声辐射模态传感器设计中的关键问题研究
- acoustic radiation modes 声辐射模态
- acoustic radiation mode 声辐射模态
- In the active structural acoustic control based on radiation modes,the cancellation of the dominant radiation modes and determination of the arrangement of secondary forces are of virtual important. 在基于声辐射模态理论的结构声有源控制中,主导辐射模态的确定及抵消策略是至关重要的,它直接决定次级力源的优化布放及有源控制的效果。
- A mathematical model about acoustic radiation from structure submerged in unbounded sound field was developed using boundary element method. 摘要建立了无界声场中结构体声辐射的边界元数学模型。
- The examples actualize analysis of bilateral coupled vibration and acoustic radiation by using transitivity of CAE software results. 还利用CAE软件结果的可移植性，考虑了半封闭加筋圆柱结构内外分布不同介质时，实现了双边耦合振动声辐射分析求解。
- Boundary element methods are used to calculate acoustic radiation of the piping system, which provides the theoretical direction for decr... 计算分析结果表明,本文所建立的振动和声辐射模型及算法有效,有助于该类问题的解决。
- A new piezoelectric sensor design for a clamped-clamped plate is presented to measure its amplitudes of the first three radiation modes. 以固定支撑板为例,提出一种阵列式压电式传感器的设计方法测量前三阶声辐射模态幅值。
- Vibration transmission and underwater acoustic radiation characteristics experiment of floating raft system has an important technical application prospect. 对浮筏系统的振动传递及水下声辐射特性进行试验研究有其重要的工程应用前景。
- The transducers in acoustic logging tool are usually cylindrical piezoelectrical transducers and their acoustic radiation and acceptance have preferred directivity. 换能器的声辐射与接收指向性由其形状与尺寸确定。
- A coupled FEM/BEM for solving fluid-structure interaction problem in structure-borne noise propagation and underwater acoustic radiation is present in this paper. 摘要本文以偶合的有限元素／边界元素法，来处理结构噪音传播与水中噪音辐射中弹性结构物与流体之互制问题。
- The radiation mode image and total power are obtained by hot test, which is based on precisely calibrating of the measurement system. 在准确标定测量系统的基础上进行了热测实验,得到了辐射模式图和辐射总功率。
