1) multilayer piezoelectric actuator
压电叠堆执行器
2) Piezoelectric actuator
压电执行器
1.
Research on displacement self-sensing method for piezoelectric actuator;
压电执行器位移自感知方法研究
2.
Research on screw-in cartridge valves using piezoelectric actuator
压电执行器在螺纹插装阀中的应用研究
3.
A new structure of piezoelectric microvalve based on switching principle was designed via selection of piezoelectric actuator and dimension calculation of pressure chamber and throttling orifice.
通过压电执行器的选择,压力腔和节流孔尺寸的计算,设计了一种基于开关原理新结构压电微型阀,通过主控制电路设计,研发出一种基于压电微型阀结构的新型电子式电/气转换器,并对转换器整机的性能进行测试,为我国自主研发新一代电/气转换器、定位器打下了基础。
3) piezoelectric actuators
压电执行器
1.
A method to model hysteresis for piezoelectric actuators of SPM by soft computing and its real-time compensation;
扫描探针显微镜中压电执行器回滞非线性软计算建模及其实时补偿
2.
A new method for determining optimal locations of the distributed piezoelectric actuators of intelligent structures was presented.
提出了一种选取压电执行器优化位置的拓扑优化方法·其基本思想是利用可控矩阵的奇异值单元灵敏度来识别压电执行器优化位置·讨论了智能结构模态可控性的度量问题 ;推导了可控矩阵奇异值单元灵敏度公式 ;给出了确定压电执行器优化位置的优化准则 ;用算例说明了方法的有效性
4) piezoelectric stack
压电叠堆
1.
Based on different friction coefficients between touchable feet and touchable face when actuator moved toward right and left,a suit of inertial linear actuator driven by piezoelectric stack with changeable friction coefficients was designed and manufactured with piezoelectric stack and mass as power devices.
以压电叠堆和质量块组成的压电叠堆振子为动力元件,通过利用驱动器向左运动和向右运动时接触足与接触面摩擦系数的不同,设计并制作完成了一套摩擦系数变化式压电叠堆惯性直线驱动器。
2.
Based on piezoelectric precision drive technology,a hydro-pump using a piezoelectric stack as actuator and a flexible hinge as magnifieation mechanism was prototyped and tested.
基于压电和精密驱动技术,利用压电叠堆作为驱动器,结合柔性铰链位移放大机构设计了流体泵样机,进行了试验研究。
3.
In the interest of getting good performance of speed and loading capability of the micro motor, at the same time ensuring the high rotary resolution, put forward a kind of new precise rotary motor using piezoelectric stack as actuating element based on inchworm motion.
为了保证微小型电机的速度和承载能力,同时获得较高的运转分辨率,提出一种以压电叠堆为驱动元件基于尺蠖运动原理的新型精密旋转电机方案。
5) PZT stack
压电叠堆
1.
A new research scheme which applies PZT stack into precision rotary actuator is proposed.
提出一种新型将压电叠堆驱动元件应用到精密旋转驱动器上的研究方案。
2.
Based on the construction analysis of the mechanical structure of the rotary actuator,a mathematical model was built for the precision rotary actuator with the PZT stack as actuating element.
在对驱动器机械结构进行设计分析的基础上,建立了以压电叠堆为驱动元件的精密旋转驱动的数学模型,并对所设计的驱动器样机从旋转运动分辨率、运动稳定性、旋转速度及承载等方面进行了实验测试。
6) piezoceramic actuator
压电陶瓷执行器
1.
To reduce the effect of hysteresis of piezoceramic actuator to the accuracy of the nano positioning stage,inverse Preisach model is used to compensate the hysteresis nonlinearity and an adaptive sliding mode controller is designed to cancel the remaining hysteresis,uncertainty of the model,and other disturbances.
为了降低压电陶瓷执行器迟滞特性对纳米定位平台精度的影响,利用Preisach逆模型补偿迟滞特性,并针对逆模型未能完全补偿的迟滞特性、模型参数的不确定性以及其他扰动设计了自适应滑模控制律。
2.
The multi-valued-mapping hysteresis nonlinearity of the piezoceramic actuator seriously degrades the scale accuracy when used in the nanometer positioning system.
研究压电陶瓷执行器应用于纳米定位系统时,其多值映射的迟滞特性对系统定位控制精度影响。
3.
The hysteresis of piezoceramic actuators is the main challenge of its positioning accuracy.
压电陶瓷执行器的迟滞特性是影响其定位精度的主要因素。
补充资料：压电换能器
压电换能器
超声学检查设备的元件之一。使用压电材料作为换能材料制成的换能器。在这种换能器中，对压电(换能)材料施加交变电场，它即产生交变的应变，并向周围的介质发射声波。反之，当压电材料受到声场中声压作用时，发生机械应变，由应变引起内部电极化的变化，在相应的电极上产生与应变成正比的电荷，并输出电压。压电换能器是目前医用超声换能器的主要类型，其中多使用压电陶瓷，由于陶瓷容易加工成所需要的形状，可改变其组分和工艺以满足各种用途的高性能要求，因此使用很普遍。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条