A major limitation of piezoceramic actuators is their lack of accuracy due to the hysteresis nonlinearity which can result in the degradation of system performance and even lead to instability.

• 摘要由于压电陶瓷执行器固有的迟滞非线性会影响系统的控制精度，甚至能导致系统不稳定，基于神经网络建立一个迟滞非线性的智能模型。