The vortex signal is rather weak at low flowrate and hardly extracted from disturbances by a piezoelectric pressure probe,which results in a limited measuring range of the vortex flow sensor.
涡街流量传感器在测量小流量时由于信号微弱而不易检测,为解决这一问题从而扩展其测量下限,从传感器设计入手,研究在二维流场中压电探头与旋涡发生体的位置关系,找到适合信号检测的最佳位置。
The free vibration of the circular plate for the piezoelectric-piezomagneto and elastic media;
压电、压磁耦合弹性介质圆板的自由振动
The Influence of Mn Element to PZT-BCW Piezoelectric Ceramic Property;
锰离子掺杂对PZT-BCW压电陶瓷性能的影响
Effect of temperature on the frequency shift of piezoelectric quartz crystal biosensor;
压电石英晶体传感器中的温度效应
AFM study of local piezoelectricity and ferroelectricity in P(VDF-TrFE) films;
P(VDF-TrFE)铁电膜微观铁电压电特性研究
The Application-Technique of Sensor Based on the Materials Piezoelectricity;
基于材料压电特性的传感器应用技术
Research of Three-axis Force Tactile Sensing Technology Applying Piezoelectricity;
压电三轴力触觉传感技术研究
Studies of PMS-PNN-PT Piezoelectric Thick Film Ceramic Material;
PMS-PNN-PT压电厚膜陶瓷材料的研究
Effects of buffer layer on properties of PMS-PNN-PZT piezoelectric thick film material;
缓冲层对PMS-PNN-PZT压电厚膜材料性能的影响
In this paper,the development of the method for powder synthesis and new preparation technique of ceramic were reviewed,such as sol-gel method,hydrothermal method,molten salt method,piezoelectric thick film techology,spark plasma sintering technology.
本文从粉体制备方法和陶瓷制备新技术两个方面综述了近几年无铅压电陶瓷制备方法(如溶胶-凝胶法、水热法、熔盐法、压电厚膜技术、放电等离子烧结技术等)的研究进展,并对制备出的无铅压电陶瓷的性能与传统方法进行了对比,讨论了不同制备方法的优缺点。
This paper makes a survey on the advances and trends in finite element static and dynamic analysis of piezoelectric structure.
回顾压电结构有限元建模及静动力分析情况 。
Since the electromechanial coupled effect of the piezoelectric structure,there are some difficulties in solving governing problems.
压电结构的机电耦合效应,给问题的求解带来了一定的困难。
Effects of Sr substitution amount on PMNS-PZT piezoelectric ceramics;
Sr取代量对PMNS-PZT压电陶瓷的影响
Progress in fabrication and properties of LiTaO_3 matrix piezoelectric ceramics;
LiTaO_3基压电陶瓷的制备与性能研究进展
The Current Progress of BNT Lead-free Piezoelectric Ceramics;
Bi_91/2)Na_(1/2)TiO_3无铅压电陶瓷的研究进展