Based on the model and in conjunction with nonlinear feedback theory, a fuzzy-PID ramp controller is then designed.

基于该模型，并结合非线性反馈理论，一个模糊的控制器，控制器，然后设计。

youdao

The ramp metering rate is determined by the PID controller whose parameters are tuned by fuzzy logic according to the density tracking error and error variation.

斜坡根据密度跟踪误差和误差变化情况，通过模糊逻辑对控制器参数进行调整，确定了测量速度。

youdao

Abstract: Aiming at the nonlinear and time-varying characteristics of freeway traffic system, a fuzzy self-adaptive PID controller is designed and applied to freeway ramp metering in this paper.

摘要：针对高速公路交通系统的非线性、时变特性，设计了一种模糊自适应控制器，并将其应用于高速公路匝道控制系统。

youdao