装备有电液动执行器悬挂系统的多轴重型车辆的分散合规控制
Mengke Yang1, Chunbo Xu2, Min Yan1
1School of Electrical Engineering, Yanshan University, Qinhuangdao 066004, China.
Sensors (Basel, Switzerland)
|September 13, 2025
概括
本研究介绍了一种新的去中心化控制方法,用于具有电动液压悬架系统的多轴重型车辆. 该技术通过减少在不平坦地形上的振动来提高骑行舒适度.
科学领域:
- 机械工程 机械工程
- 控制系统工程 控制系统工程
- 汽车工程 汽车工程
背景情况:
- 在不平坦的地形上管理多轴重型车辆悬架在控制器复杂性和网络通信方面提出了挑战.
- 现有的主动悬架系统需要复杂的控制策略来确保稳定性和舒适性.
研究的目的:
- 为配备电动液压驱动器悬架系统的多轴重型车辆引入一种新型的去中心化合规控制技术.
- 解决与大型主动悬挂系统相关的复杂性和通信负担.
- 通过减少垂直振动传输来提高驾驶舒适度.
主要方法:
- 将整体车辆控制问题分解为针对多个电动动力学驱动器悬挂子系统 (MEHASS) 的分散的合规控制任务.
- 实施基于位置的合规控制策略,其中包括一个外部循环通用阻抗控制器 (GIC) 和一个内部循环非单元快速集成终端滑动模式控制器.
- 开发和实验验证使用三轴重型车辆原型与电动液压驱动器悬挂.
主要成果:
- 拟议的去中心化方案有效地管理车辆在不平坦地形上的行为.
- 通用阻抗控制器 (GIC) 定义了车轮与道路的相互作用,为MEHASS产生最佳的垂直轨迹.
- 非单一的快速集成终端滑动模式控制器提高了控制精度和干扰处理.
- 实验结果表明,垂直振动传输显著减少,从而提高了驾驶舒适度.
结论:
- 新的分散合规控制技术为管理具有电液悬挂的多轴重型车辆提供了有效的解决方案.
- 该方法成功地减少了振动,并提高了驾驶舒适度,通过道路实验验验证.
- 这种方法为复杂的车辆悬挂系统提供了可扩展和强大的控制策略.
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