分布式扩展国家以观察员为基础的形成控制飞行器的飞行器受限于速度和加速限制
IEEE transactions on cybernetics
|March 3, 2025
概括
本研究提出了一种用于飞行车辆形成控制的新方法,确保车辆保持在一起,同时尊重速度和加速度限制. 该方法使用先进的观察员和控制规律来准确跟踪和形成.
科学领域:
- 航空航天工程 航空航天工程
- 控制系统理论 控制系统理论
- 机器人技术 机器人技术 机器人技术
背景情况:
- 领导者-追随者组成控制对于协调的飞行器操作至关重要.
- 现有的方法经常与同时的速度和控制加速约束作斗争.
- 在运营限制下确保稳健而精确的阵列跟踪是一个重大挑战.
研究的目的:
- 为飞行器开发一种新的分布式形成控制策略.
- 解决车辆速度和控制加速的实际限制.
- 为了实现虚拟领导者的准确跟踪,并保持所需的形成.
主要方法:
- 一个分布式扩展状态观察器 (DESO) 具有实际的预定义时间收被用于领导状态估计.
- 一个自适应的有限时间位置跟踪控制法是为追随车辆设计的.
- 速度约束是使用反向过度波动触点转换来管理的.
- 控制加速约束是通过一个自适应的整体屏障莱普诺夫函数 (IBLF) 方案来处理的.
主要成果:
- 拟议的DESO有效地估计了在动态条件下领导者的位置和速度.
- 适应的有限时间控制定律确保追随者达到目标阵列.
- 相反的高压触角函数成功地强制执行速度限制.
- 该IBLF计划有效地管理控制加速约束,防止违规行为.
结论:
- 开发的领导者-追随者组成控制方法有效地处理速度和控制加速限制.
- 整合DESO和自适应有限时间控制为协调飞行提供了强大的解决方案.
- 数字模拟验证了拟议的控制策略的有效性和实用性.
相关概念视频
Controller Configurations
81
Controller configurations are crucial in a car's cruise control system because they manage speed over time to maintain a consistent pace regardless of road conditions, thereby meeting design goals. In traditional control systems, fixed-configuration design involves predetermined controller placement. System performance modifications are known as compensation.
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
Control-system compensation involves various configurations, most commonly series or cascade compensation, in which the controller...
81
One-Degree-of-Freedom System
447
In mechanical engineering, one-degree-of-freedom systems form the basis of a wide range of electrical and mechanical components. Using these models, engineers can predict the behavior of various parts in a larger system, which gives them insight into how different forces interact with each other.
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...
A one-degree-of-freedom system is defined by an independent variable that determines its state and behavior. One example of a one-degree-of-freedom system is a simple harmonic oscillator, such as a...
447
Multi-input and Multi-variable systems
93
Cruise control systems in cars are designed as multi-input systems to maintain a driver's desired speed while compensating for external disturbances such as changes in terrain. The block diagram for a cruise control system typically includes two main inputs: the desired speed set by the driver and any external disturbances, such as the incline of the road. By adjusting the engine throttle, the system maintains the vehicle's speed as close to the desired value as possible.
In the absence...
In the absence...
93
Conservation of Mass in Fixed, Nondeforming Control Volume
849
The principle of conservation of mass is fundamental in fluid dynamics and is crucial for analyzing flow within fixed control volumes, such as pipes or ducts. This principle states that the total mass within a control volume remains constant unless altered by the inflow or outflow of mass through the control surfaces. This results in a vital relationship for steady, incompressible flow where the mass entering a system equals the mass leaving it.
In the case of a sewer pipe, which can be modeled...
In the case of a sewer pipe, which can be modeled...
849
Conservation of Mass in Moving, Nondeforming Control Volume
727
Stormwater detention basins are essential in managing runoff during heavy rainfall, particularly in urban areas where impervious surfaces increase the risk of flooding. Understanding the conservation of mass in these systems allows engineers to optimize basin performance, balancing inflow, outflow, and water storage.
In the context of a detention basin, the conservation of mass states that the total mass of water entering the basin must equal the mass leaving the basin plus any accumulation of...
In the context of a detention basin, the conservation of mass states that the total mass of water entering the basin must equal the mass leaving the basin plus any accumulation of...
727
Linear Momentum in Control Volume
693
Newton's second law is applied to obtain the linear momentum in a control volume in a fluid system. According to this law, the rate of change of linear momentum is equal to the sum of external forces acting on the system. When a control volume matches the fluid system at a specific moment, the forces acting on both are identical. Reynolds transport theorem helps explain this by breaking down the system's linear momentum into two components: the rate of change of linear momentum within...
693


