基于适应性后退的故障耐受控制器设计,用于具有执行器故障的塔式起重机
Jiyu Xia1, Huimin Ouyang1, Menghua Zhang2
1College of Electrical Engineering and Control Science, Nanjing Tech University, No. 30, Puzhu Road(s), Nanjing, 211816, China.
ISA transactions
|January 4, 2024
概括
这项研究引入了塔式起重机的自适应后退故障耐受控制器,提高了安全性和性能. 新的控制器确保了精确的操作和摆动消除,即使突然故障.
科学领域:
- 控制工程 控制工程 控制工程
- 机器人技术 机器人技术 机器人技术
- 机械工程 机械工程
背景情况:
- 塔式起重机是关键的工业设备,需要高安全性和寿命.
- 现有的耐故障控制方法往往需要冗余的执行器或复杂的设计,不适合塔式起重机.
- 意想不到的故障可能会危及起重机的操作和安全.
研究的目的:
- 为塔式起重机开发一个耐故障控制器,避免复杂的设计和冗余的执行器.
- 为了提高塔式起重机的安全性,位置准确性和摆动消除.
- 为了确保在突然故障发生时可靠的控制性能.
主要方法:
- 系统状态被重建成一个级联系统.
- 一个固定时间收优化后退控制器被设计为顺利运行.
- 为实时故障参数更新实施了自适应方法.
主要成果:
- 拟议的控制器实现了高位置精度和有效的摆动消除.
- 尽管发生了突然的故障,但表现出令人满意的控制性能.
- 避免了突然或突如其来的控制值生成.
结论:
- 适应式后退故障耐受控制器对塔式起重机有效.
- 控制器提高了运行安全性和精度,即使在故障条件下.
- 这种方法为塔式起重机的故障耐受性提供了一个实际的解决方案,没有冗余.
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