With the development of Piezoelectric material& structure, the piezoelectric actuators have been more and more used to structure control in aviation and aerospace industry. 随着压电材料的快速发展,压电驱动器在结构控制领域的使用也日益广泛。
Finite Element Analysis of 1-3 Composite piezoelectric material 1-3压电复合材料的有限元分析计算
The expression of localization factor is given by Wolf algorithm, numerical examples are presented and the effects of various parameters of piezoelectric material on localization factor are analyzed. 采用传递矩阵法推导了结构中相邻单胞间的传递矩阵,给出了结构中波动局部化因子的表达式,并给出了数值算例,分析了压电材料各参数对局部化因子的影响。
This paper provides with a general solution for a hollow cylinder made of a transversely isotropic and functionally graded piezoelectric material, polarized in the radial direction. 本文提出考虑剪切变形时圆弧形曲杆弯曲的一般理论,可用于求解圆环和圆弧形曲杆的平衡和稳定问题。
In this paper, the vibration control of composite laminated adaptive structure, which used piezoelectric material as the actuators, was studied. 本文针对板壳型自适应结构,研究了压电材料作为作动器的自适应结构的振动控制。
The influence of interfacial crack geometry and piezoelectric material property combinations upon the image force was discussed in detail. 分析了裂纹几何参数和材料的电弹性常数对位错力的影响规律。
The Study of Structure and Performance of Piezoelectric Material 压电材料的结构及其性能研究
The use of piezoelectric material sensors in smart composite structures is investigated. 研究了压电材料作为传感元件在智能结构中的应用。
Finally, the electro-elastic constants of this single crystal as a new kind of piezoelectric material are given. 最后,给出这种新型压电晶体的电弹常数。
The problem this paper researches is vibration controlling with piezoelectric material as driver and sensor part. 本课题所研究的问题就是以压电材料作为传感、驱动元件的悬臂梁的主振动控制。
It is a well-known piezoelectric material for its high inductivity and mechanical coupling coefficient. 氧化锌晶体因为ZnO4四面体的不对衬分布,高的介电常数和大的机电耦合系数,使其具有良好的压电性能;
In the beginning of this thesis, types and characteristics of piezoelectric material elements have been introduced. And the basic equations of piezoelectric material have been given, the appliance of piezoelectric material in the field of structural acoustic radiation active control. 本文首先介绍了压电材料的基本特性,给出了压电材料的本构方程,以及压电材料在结构振动声辐射主动控制中的应用。
Soft inhomogeneity can repel screw dislocation in piezoelectric material due to their intrinsic electromechanical coupling behavior. 在压电材料中,由于电弹耦合效应,软夹杂也可能排斥位错。
Piezoelectric material has the ability to convert mechanical energy into electrical energy and vice versa, based on this function, the piezoelectric elements can be used as sensors and actuators in smart materials and structures. 在复合材料表层铺设压电元件,利用压电元件能够实现力学量和电学量之间相互转化的独特性能,可将其用作传感器和驱动器,赋予材料和结构传感及动作的能力。
The paper did some research on the characteristics of charge energy recovery on the piezoelectric material. 对压电材料电荷能量回收性能进行研究。
The experiment for active vibration control of cantilever beam under moving mass is carried out by using smart piezoelectric material as self-sensing actuator. 利用压电智能材料作为自感作动器对移动质量激励下的悬臂梁振动进行了主动控制试验,证实了压电自感作动器的信号分离方法和模糊自适应的振动主动控制策略。
Effect of Components on the Properties of Composite Piezoelectric Material 组分材料特性对压电复合材料性能的影响
Two rigid line inclusions of which one is a dielectric and the other is a conductor in piezoelectric material is attributed to Riemann Hilbert problem. 将压电介质中的一对电介质和导体刚性线夹杂问题归结为数学中的RiemannHilbert问题。
SH waves in laminated structure of functionally gradient piezoelectric material 功能梯度压电材料层状结构中的SH波
Accordingly, selecting piezoelectric material to control vibration is a good method. 因此选用压电材料来控制振动也是一种很好的办法。
Currently, it is a hotspot to use piezoelectric material as drivers and sensors in intelligent material. 使用压电材料作为传感器和驱动器是当前智能材料的一个热点。
The structure and the excited method of this motor are described in details, also include the principle of the piezoelectric material selection. 文中给出了马达的结构及激励方法,讨论了选取压电材料的原则;
This paper also studied the damping effect of a new type of piezoelectric material PVDF on the system. 并研究了新型压电材料PVDF对系统的减振作用。
Select the appropriate piezoelectric material and substrate materials, make a piezoelectric bimorph oscillator, build an experimental platform, harvest energy by the designed circuit, and compare experimental results with simulation results. 选取合适的压电材料和基板材料,制作了压电双晶片振子,搭建实验平台,通过设计的电路实现对能量的采集,并把实验结果与仿真结果进行对比。
Recently, piezoelectric material is one of the most widely used materials in intelligent materials and structures. 目前,压电材料是智能材料结构中使用最为广泛的材料之一。
A new model for parameters identification of piezoelectric material. 建立了压电材料参数识别分析的新模型。
Sensors, filters, retarders and actuators that made of piezoelectric material have been widely used in different fields of modern industry, such as electronic technology, medical equipment and mechanical engineering. 由它制成的传感器、滤波器、延迟器和致动器等关键的功能元件已经在电子技术、医疗设备和机械工程等现代工业的各个不同领域中得到了广泛的应用。
Analysis of the selection of SAW piezoelectric material, and simulate the different surface acoustic wave device with different substrate materials. 3. 分析研究了声表面波用压电材料的特性,对不同基底材料不同切向的声表面波器件进行了仿真。
The piezoelectric material, which is one of the typical multi-field coupling materials, has been extensively used in intelligent structures or devices such as sensors and actuators. 压电材料作为典型的多场耦合材料已经广泛应用于各种智能结构以及传感器和驱动器等器件中。