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- A synmmetrical finite element model for structure acoustic coupling analysis of the automobile passenger compartment is set up. 建立了车辆乘坐室声振耦合分析的对称有限元模型。
- Simulation results for the structural acoustical coupling in enclosed space show that the structure-brone noise can be reduced effectively in assigned frequency band, the maximum control value for noise peak value is near 20 dB(A). 封闭空间结构振动声耦合反馈力控制仿真结果表明 :通过合理选择性能加权函数 ;噪声可以在指定频带得到良好的控制 ;最大噪声峰值近 2 0dB(A) .
- An error sensor strategy is a key step in implementing an active structural acoustic control(ASAC). 误差传感策略是实现主动结构声学控制的关键的一环。
- Based on the acoustic transfer vector concept(ATV),the application approach to structural acoustic radiated prediction using the ATV technology for I.C.engine was studied. 基于声传递向量(ATV)的概念,研究探讨了ATV技术在内燃机结构辐射噪声仿真预测上的应用方法和途径。
- In order to reduce sound radiation of a structure, the method of Active Structural Acoustic Control (ASAC) was developed in the 1980s. 自八十年代后期以来，为了更为有效地降低结构声辐射，人们提出了主动结构声学控制(ASAC)。
- 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。
- Measuring Coupling Loss Factors by Structural Acoustic Intensity Technique 应用结构声强技术测量耦合损耗因子
- Active Structure Acoustic Control(ASAC) is the leading field in the area of Vibration and Noise Control. 结构振动声辐射主动控制技术(ASAC)是目前国际上振动噪声主动控制研究领域的前沿方向之一,有着巨大的潜在应用价值。
- Elementary parameter control of acoustic coupling array 声对接阵阵元参数控制
- Solid box on the acoustic coupling finite element analysis 箱体结构的声固耦合有限元分析
- Active structural acoustic control 主动结构声学控制
- An active structure acoustic control system (ASAC) used in an vibro-acoustic rectangle enclosure is presented with the objective of minimizing acoustic energy density. 以矩形封闭空间结构振动-声耦合系统的为研究对象，采用力控方式，建立了以声能量密度最小为控制目标的自适应主动结构声控制系统(ASAC)。
- Analysis of Cab Structure Vibration and its Acoustic Coupling Noise Response 驾驶室结构振动及其声固耦合噪声响应分析
- Electro - Acoustic Coupling of PZT Ultrasonic Transducer with Solution 超声换能器与反应溶液之间的电声藕合作用
- Active Structural Acoustic Control Using Piezoelectric Sensors 通过设计压电式传感器实现结构声有源控制
- There is a structural alteration to the building. 这座建筑物在这有一处结构上的改变。
- A modal control method and controller design scheme for intelligent mechanically electrically acoustically coupled noise control system is proposed. 提出了机、电、声三相耦合的噪声智能控制系统的模态控制方法 ,给出了模态控制器的设计方案。
- I was shocked at the structural damage. 我对建筑所遭的破坏感到震惊。
- Opened the show with an acoustic set. 不用电子乐器开始演出
- Design of acoustic coupling and pulse-combustion heating furnace for oilfield use 热声耦合脉动燃烧油田加热炉的研究设计
