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虚拟合列车的安全规定的性能控制,具有多重动力目标和切换约束
1School of Automation and Intelligence, Beijing Jiaotong University, Beijing 100044, China.
ISA transactions
|March 2, 2025
概括
本研究介绍了虚拟合 (VC) 列车的安全规定的性能控制 (SPPC),确保在灵活的构造过程中稳定运行和精确的误差极限. 该方法通过有效地管理多个目标和切换约束来提高列车容量和安全性.
科学领域:
- 控制工程 控制工程 控制工程
- 铁路系统 铁路系统
- 自动化 自动化 自动化
背景情况:
- 城市化推动了对增加运输能力的需求.
- 虚拟合 (VC) 允许灵活的列车组成和更紧密的跟踪.
- 现有的控制方法与VC操作的不连续性作斗争.
研究的目的:
- 为虚拟合 (VC) 列车开发安全规定的性能控制 (SPPC).
- 在VC系统中解决多重的动力学目标和切换约束.
- 为了确保在灵活的分组机动期间稳定和安全的火车运行.
主要方法:
- 为VC列车设计了一个具有不连续性特征的SPPC战略.
- 对连续间隔和不连续的冲动点进行单独分析.
- 运用利亚普诺夫法和严格的数学理由来进行稳定性分析.
- 实施了最小停留时间约束,以防止频繁的模式切换和Zeno现象.
主要成果:
- 在目标突变后,保证的位置和速度错误仍然在超速限制内.
- 通过严格的数学分析验证了稳定的闭环系统特性.
- 通过使用真实世界高速列车数据进行数值模拟来证明有效的模式分区和控制.
结论:
- 拟议的SPPC战略有效地管理复杂的动力学目标和VC列车中的切换约束.
- 该方法保证在灵活的列车组成中安全稳定的运行.
- 使用基于高速G1列车数据的模拟来验证有效性.
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