基于动态调整函数的CDC阻尼器的半活性悬浮的可变宇宙模糊PID控制的研究
Guanggang Ji1,2, Lidong Zhang3, Mingda Cai1
1School of Rail Transportation, Shandong Jiaotong University, Jinan, 250000, China.
Scientific reports
|February 10, 2024
概括
这项研究引入了一种用于车辆悬架系统的新型自适应控制方法. 具有动态调节功能的可变宇宙模糊PID控制 (VUFP-DAF) 提高了驾驶舒适度和驾驶稳定性.
科学领域:
- 汽车工程 汽车工程
- 控制系统理论 控制系统理论
- 模糊逻辑系统 模糊逻辑系统
背景情况:
- 车辆悬架系统是复杂的,表现出非线性和时间变化的特征.
- 传统的模糊PID控制方法在适应性参数调整方面扎,限制了控制的有效性.
- 过度依赖专家经验阻碍了传统方法的最佳性能.
研究的目的:
- 为车辆悬架系统开发一个自适应控制算法.
- 为了提高车辆的驾驶舒适性和驾驶稳定性.
- 在动态环境中克服传统模糊PID控制的局限性.
主要方法:
- 提出了一个基于动态调整函数 (VUFP-DAF) 的可变宇宙模糊PID控制.
- 引入了系统错误e (t) 和其变化率ec (t) 作为适应性调整的动态参数.
- 利用实时收缩-膨胀因素来适应模糊的宇宙.
主要成果:
- VUFP-DAF在各种速度和道路条件下表现出强大的适应性.
- 观察到车辆驾驶舒适度的显著改善.
- 通过拟议的控制方法实现了增强的操作稳定性.
结论:
- VUFP-DAF有效地提高了车辆的驾驶舒适度和驾驶稳定性.
- VUFP-DAF的适应性超越了传统方法的局限性.
- 这项研究为先进的半活性悬挂系统提供了技术基础.
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