Optimized BP neural network has the capability of expression nonlinearity and also has the self study and adaptive function, and thus, it can realize the best parameter combination of PID control.

• 优化BP神经网络是一种前向神经元网络，具有学习速率快、振荡小、精度高的优点，将其隐含层单元分别作为比例(P)、积分(I)、微分(D)单元，可以建立参数自学习的PID控制器。