压电陶瓷元件

研究了混凝土凝固过程中，埋入的PZT压电陶瓷元件受到混凝土干缩作用时的应力响应特性。

The stress responses of the embedded piezoelectric ceramic in the concretion are researched .

针对采用喷气控制的挠性航天器大角度姿态机动的振动抑制问题，提出了一种将分力合成（CSVS）和基于分布式压电陶瓷元件（PZT）振动控制相结合的主动振动抑制方法。

The investigation is to apply the component synthesis vibration suppression ( CSVS ) method and distributed piezoelectric elements technology to the vibration control of a flexible spacecraft actuated by on-off thrusters during maneuvers .

并以PZT5型压电陶瓷元件驱动玻纤／环氧层合板为例对所建模型进行了实验验证。

Some measurements for PCE ( PZT5 ) actuating the Glass Fiber / Epoxy laminate have been done to verify the model established .

提高点火用压电陶瓷元件性能的研究

Study on Improving the Properties of the Piezoelectric Ceramic Element Used for Ignitor

采用压电陶瓷元件进行智能板振动控制

Vibration Control of Smart Plate Using Piezoelectric Ceramic Units

压电陶瓷元件是目前在智能材料结构中广泛使用的一种驱动元件。

Piezoelectric ceramic element ( PCE ) is a kind of actuator applied widely on the intelligent material & structure .

本文以剪滞变形理论为基础，分析了压电陶瓷元件在驱动结构时的应力传递过程，建立了传递驱动模型；

Based on the method of the shear lag theory , the procedure of the stress transferring is analyzed and the transferring and actuating model is established in this paper .

建立驱动应力与控制信号之间的关系即传递驱动方程，对于分析压电陶瓷元件的驱动特性非常必要。

Establishing the relationship between the transferring stress and the controlling signal , namely the transferring and actuating equation , is a key step to analyze the actuating performance of the PCE .

本文对用压电陶瓷元件作为激、拾振源的谐振筒压力传感器如何选择陶瓷片的位置，才能保证传感器在要求的量程内达到振型稳定，作了详细的分析论证。

This paper analyses and discusses a method of determining the positions of ceramics components in order to guarantee vibrating mode stable in working pressure range of the resonant cylinder pressure transducer , excited and detected by piezoelectric component .

电机定子的模态实验表明，无论是工作频率的一致性、驱动端的振幅，还是压电陶瓷元件与工作振型的相互位置关系，均较好地满足了设计要求。

The mode experiments of the stator indicate that consistency of the modal frequencies , the vibration amplitude of the stator on driving side and the relative position between the piezoelectric ceramics and the mode shapes satisfy to design requirements of the stator .

设计了以电容传感器为精密位置反馈的PID闭环控制系统，解决了压电陶瓷等元件对系统造成的非线性影响；

The digital PID closed loop control system with the feedback signal of capacitance position sensor is applied , the system nonlinear influence caused by piezoelectricity element was solved .

采用快速压电陶瓷调频元件提高染料激光器的频率稳定度

Improving frequency stability of dye laser with a fast PZT frequency transducer

压电陶瓷控制元件的机电特性研究

Research on the Mechanic-Electric Property of a Piezoelectric Control Film

锆钛酸铅压电陶瓷主动元件在航天自适应桁架结构中的应用

Application of Actuator of Lead Zirconate Titanate Piezoelectric Ceramics in Aerospace Adaptive Truss Structure

实验研究了交叉指形电极压电纯陶瓷元件的极化工艺，对极化电场、极化温度和极化时间等工艺参数进行实验研究，并测量一定电压下的自由变形量值，确定最佳极化条件。

Poling technique of Piezoelectric actuators with interdigitated electrodes was studied on the piezoelectric properties , experimental research was carried out on poling field , poling temperature and poling time so as to determine the The optimum poling condition .

该传感器采用压电陶瓷作为敏感元件；

Piezoelectric ceramic is used here as the sensing element .

铋层状结构压电陶瓷及敏感元件高温特性研究

Investigation on High Temperature Properties for Bismuth Layer - structured Piezoelectric Ceramics and the Sensors of the Ceramics

实验采用单光路临界角法，用四象限探测器探测输出信号，物面微位移采用压电陶瓷作为驱动元件。

The experiment came into use single light path critical angle method , output signals were detected by four-quadrant receiver , micro-displacement drive element were piezoelectric ceramics .

压电泵是以压电陶瓷元件作为换能器的新型流体传输装置，是一种性能优良的智能材料驱动器。

Piezoelectric pump is a kind of new transmission fluid device driven by the piezoelectric transducer components .

通过分析压电陶瓷在这两种状态下的压电等效电路参数与电弹常数之间的关系，研究了利用埋入压电陶瓷元件来进行结构应力监测的机敏技术原理。

By deriving the relationship between the equivalent circuit parameters and the physical constants , the technique of stress monitory by PZT embedded concrete smart modules is represented and researched .