The flex mechanism of the piezoceramics actuator will cause the nonlinear hysteresis phenomenon. By using the Preisach model, the nonlinear hysteresis of the micro-displacement stage driven by the piezoceramics actuator can be modified .
3.对压电陶瓷微位移驱动器的伸缩机理引起的反馈控制执行机构的非线性滞回问题进行了理论分析,并根据Preisach模型对压电陶瓷驱动器驱动的微位移工作台的非线性滞回现象进行校正。
参考来源 - 激光束漂移量的反馈控制执行系统的研究Firstly, the micropositioning stage designed in this study relies mainly on the guiding devices to bear the capacity, and generate the displacement by the friction driving.
首先,本文设计了一种微位移工作台,其主要依靠导向装置承载,摩擦驱动产生位移。
参考来源 - 基于压电驱动的摩擦式微位移工作台的研究In order to settle this problem,this paper adapts fuzzy self-adjustment algorithm of PID-parameter into the control of micro-displacement worktable,constitutes a closed-loop system of dynamic adjustment, and offset and realizes rapid response of micro-displacement worktable.
针对这个问题,将PID参数的模糊自调整算法应用于微位移工作台,建立了一个动态特性的闭环校正控制系统,真正实现了工作台的快速响应。
参考来源 - 压电陶瓷驱动器动态特性的实验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
整个微位移工作台结构简单，位移分辨率高，且能够实现双向可控运动。
The working table has a simple structure, high resolution of displacement, and can achieve two-way motion.
本文针对应用于空间多自由度微位移工作台的双轴柔性铰链机构进行研究，推导柔性铰链柔度计算公式。
This thesis researches on the double-axis flexure hinges which widely used in the space multi-DOF micro-displacement work stage, and presents the compliance equations for double-axis flexure hinges.
因其内部通常采用压电陶瓷叠堆和柔性铰链支承的组合一体式机械设计结构，使得压电工作台具有微位移分辨率高、稳定性强等优点。
Its interior usually USES combined integration machine design structure of piezoelectric stack and flexible hinge, which enabling piezo-stage has high position resolution and stability.
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