开发了一种新的地面模拟器,可以复制无拖动控制
Shanyan Ping1, Yuanqing Xia2, Chu Zhang3
1School of Automation, Beijing Institute of Technology, Beijing 100081, China; Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China.
ISA transactions
|November 4, 2025
概括
这项研究引入了一个新的半物理模拟平台和一个通用的卡尔曼-雅库博维奇-波波夫 (GKYP) 控制器,以验证无拖动控制技术,用于太空引力波探测任务,如太极.
科学领域:
- 太空物理空间物理学
- 引力波天文学 引力波天文学
- 控制系统工程 控制系统工程
背景情况:
- 基于太空的引力波探测器需要对测试质量的纳米级精确控制.
- 无拖动控制对于创建太空实验所需的超稳定环境至关重要.
- 太极任务需要先进的无拖动控制才能成功.
研究的目的:
- 开发和验证用于无拖动控制技术的新型半物理模拟平台.
- 提出和测试一个有限频域干扰排斥无拖动控制器.
- 将拟议控制器的性能与现有方法进行比较.
主要方法:
- 开发了一种半物理模拟平台,集成了一种准零度运动平台和一个悬挂扭矩摆.
- 设计了一个基于通用卡尔曼-雅库博维奇-波波夫 (GKYP) 理论的有限频域干扰-拒绝无拖动控制器.
- 为了验证控制器,在60度的角度进行了两个测试质量的实验.
主要成果:
- 数字模拟显示,GKYP控制器在控制准确性和无拖动带内的干扰排斥方面表现优于H∞和PID控制器.
- 实验结果证实,与H∞和PID控制器相比,GKYP控制器的性能优越.
- 半物理模拟平台有效地复制了卫星动态和测试质量运动.
结论:
- 拟议的基于GKYP的无拖动控制器对太空引力波检测有效.
- 半物理模拟平台为无拖动控制的地面验证提供了一种可行的方法.
- 这项研究为未来基于太空的引力波任务提供了宝贵的见解.
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