Experimental Study on the Two Kinds of Electrical Connections of Piezoelectric Bimorph 压电双晶片两种电气连接方式的实验研究
Study on Precision Positioning Mechanism Driven by PZT Bimorph 压电双晶片作为驱动的精密定位机构研究
A combined micro-gripper with high resolution and large working space is developed which integrates the linear micro motor and bimorph cantilever structure. 将微直线电机宏动机构与双晶片压电悬梁微动机构结合,研制高精度、范围的组合式微夹持器。
Research on Vibration Characters of the Bimorph Actuator for the Valve-less Piezoelectric Pump with "V"-shaped Tube V型管无阀压电泵用双压电复合振子的振动性能分析
An experimental investigation of the combination of a long focal distance Bragg-Fresnel lens with a bimorph mirror is described. 描述了对长焦距布拉格-菲涅耳透镜与可变曲率半径反射镜组合所做的实验研究。
Experimental Research on Spatial Fitting Capability to Zernike Aberrations of 20-Element Bimorph Deformable Mirror 20单元双压电片变形镜对Zernike像差空间拟合能力的实验研究
Performance test and closed-loop correction experiment of a 20-element bimorph deformable mirror 20单元双压电片变形镜的性能测试与闭环校正实验研究
Structural design and mechanism analysis of a valveless piezoelectric pump with single bimorph and double chambers; 介绍了压电泵的单腔体结构和多腔体结构,而多腔体结构的压电泵是今后研究的一个主要方向。
The bimorph bend component was used as the pre-stage driver in this new servo valve, which makes the electro-hydraulic servo system has lower cost and extensive application fields. 构建了一种具有较高性价比的压电晶片型喷嘴挡板式二级电液伺服阀,以压电晶片弯曲元件取代传统的力矩马达作为前置级驱动器,降低系统成本并拓宽其应用领域。
Characteristic Analysis of Piezoelectric Bimorph Based on PDT 基于PDT的压电双晶片传感特性分析
Characteristics of driving performance of piezoelectric bimorph were studied for large displacement piezoelectric actuator. 针对大位移压电陶瓷驱动器,研究了压电陶瓷双晶片的驱动效能。
Design and research on bimorph piezoelectric pump with two active valves 双晶片两主动阀式压电泵的设计及试验
Piezoelectric bimorph, which consists of metal thin circular plate having PZT on both sides, is used as actuators of in pipe micro locomotive mechanism. 双压电膜是由压电材料层、环氧树脂层、金属层组成的复合薄圆板。
Shear force detection is carried out by using a symmetric piezoelectric bimorph sensor, which provides an easy way not only for probe-surface distance control but also for imaging. 利用结构对称的双压电陶瓷传感器实现了切变力的探测,并为探针-样品的间距控制与成像提供了一种有效手段。
The structure of PZT cantilever was designed using bimorph model. The technology flow was designed preliminarily. 利用双膜片模型对PZT振膜结构进行了优化设计,并对其工艺流水过程进行了初步设计,从而为集成微麦克风和扬声器的最终实现奠定了设计基础。
Design and Research on Precision Piezoelectric Actuator Driving by Piezoelectric Bimorph 双晶片作驱动源的压电式精密驱动器的设计与研究
The working principle of the actuator was analyzed and the dynamic characteristic of the piezoelectric bimorph was studied by the FEM modal analysis. 分析了驱动器的工作原理,利用有限元分析软件对压电双晶片振子进行了模态分析,得到其动态特性。
In this dissertation, only the piezoelectric bimorph micro-actuator and valveless piezoelectric micro pump are introduced. 本文的研究重点是压电双晶梁微驱动器和无阀压电微泵。
In this paper, the performance in displacement and sensitivity are analyzed detailedly for force, vibration, and roughness sensors using modal analysis method. The relationship of the sensitivity between the material parameters and the dimensions of the piezoelectric bimorph are presented. 文中用模态分析法详细分析了压电双晶片力、振动、粗糙度传感器的位移特性及灵敏度特性,并给出了灵敏度与压电材料参数及晶片几何尺寸的关系。
Analysis of deflection of needle-selecting actuator based on piezoelectric bimorph 基于压电双晶片的选针执行器的形变分析
Status is reviewed of various applications of piezoelectric bimorph actuating elements. 本文回顾了压电双晶片致动元件各种应用的现状。
This paper describes principles, configurations, circuitry and properties of disk and bimorph piezoelectric linear data accelerometers. 本文叙述圆片式和双晶片式压电线性数字加速度表的原理、结构、电路和性能。
A bimorph thermal actuator consisting of polysilicon heating resistor, silicon and metal layers are studied. 研究了一种由多晶硅电阻、硅和金属层构成的双层弯曲热执行器。
A micromanipulator driven by piezoelectric bimorph was developed to assemble micro parts 20~ 200 μ m in size. 报道了一种利用压电陶瓷双晶片驱动的适用于尺寸在20~200μm之间微器件装配操作的微操作器。
Finite Element Analyses and Experiment on Piezoelectric Bimorph Actuator 双压电膜驱动器的有限元分析与实验研究
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。
By analyzing the piezoelectric actuators, the structure of piezoelectric bimorph and the loading method are determined. 通过对压电激励器进行分析,确定了压电双晶片的结构形式以及并联加载方式。
The bimorph structure material was studied on rotor vibration test bed. 4. 利用转子振动试验台对双晶压电振子进行了实验研究。
First, the execute-sensor method was used to measure the dynamic characteristics of bimorph. 首先采用了本课题组研究的执行-传感集成方法对压电双晶片动态特性进行测量。
The relationship of its performance with its dimensions is analyzed. Based on its natural frequency and DC response, the structure of the piezoelectric bimorph is optimized. 分析了压电双晶片的直流响应位移和固有频率同压电双晶片尺寸参数的关系,并根据其频率特性和直流响应,对压电双晶片进行优化,求得其最佳结构尺寸。