动态的基于表面的分布式实用预定义时间合作控制,用于飞行组合的新型小型合转子轮式无人机
Xiaolu Li1, Changqing Wang1, Yong Guo1
1School of Automation, Northwestern Polytechnical University,1 Dongxiang Road, Chang'an District, Xi'an, Shaanxi 710129, PR China.
ISA transactions
|September 9, 2025
概括
这项研究引入了无人机飞行组合的新控制策略,确保尽管存在未知的干扰,但能够快速准确地趋同. 实用的预定义时间的滑动模式控制提高了形成的稳定性和精度.
科学领域:
- 机器人和控制系统 机器人和控制系统
- 航空航天工程 航空航天工程
- 人工智能的人工智能
背景情况:
- 无人飞行器 (UAV) 的飞行形成控制面临来自外部干扰和模型不确定性的挑战.
- 为了实现精确和快速的形成趋同,需要强大的控制策略.
研究的目的:
- 为小型双旋转轮式无人机 (TRW-UAV) 飞行组成开发一种新的实用预定义时间滑动模式控制策略.
- 为了确保所有位置和速度错误在预定义的时间内汇聚到原点,即使有未知的干扰.
主要方法:
- 提出了一个新的预定义时间的滑动模式表面用于错误收.
- 利用动态表面控制来管理执行器循环控制,避免更高阶的差异化.
- 设计了一个预定义的时间适应定律,用于估计干扰和不确定性.
- 开发了一个分布式的实用预定义时间形成合作控制策略.
主要成果:
- 拟议的控制策略实现了TRW-UAV阵列的实际预定义时间控制.
- 证明有效处理外部干扰和模型不确定性.
- 与现有方法相比,实现了更高的趋同准确度.
- 严格的稳定性分析使用一种新的实际预定义时间标准证实了系统的稳定性.
结论:
- 新的控制策略为TRW-UAVs提供了强大而精确的飞行形成控制.
- 该方法在预定义的时间内确保了快速的错误收,优于现有的方法.
- 这项研究有助于在自主无人机组合飞行和合作控制方面取得进展.
相关概念视频
Absolute Motion Analysis- General Plane Motion
540
Visualize a drone, with its propellers spinning rapidly, hovering mid-air. The fascinating movements and operations of this drone can be comprehended by applying the principle of general plane motion.
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
As the drone's propellers rotate, an upward force is generated that counteracts the force of gravity, enabling the drone to lift off from the ground. This initial movement of the drone is along a straight path, representing a form of translational motion. In this phase, every point on the...
540
One-Degree-of-Freedom System
811
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...
811
Controller Configurations
356
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...
356
Relative Motion Analysis using Rotating Axes-Problem Solving
705
Consider a crane whose telescopic boom rotates with an angular velocity of 0.04 rad/s and angular acceleration of 0.02 rad/s2. Along with the rotation, the boom also extends linearly with a uniform speed of 5 m/s. The extension of the boom is measured at point D, which is measured with respect to the fixed point C on the other end of the boom. For the given instant, the distance between points C and D is 60 meters.
Here, in order to determine the magnitude of velocity and acceleration for point...
Here, in order to determine the magnitude of velocity and acceleration for point...
705
Three-Dimensional Force System:Problem Solving
1.3K
A three-dimensional force system refers to a scenario in which three forces act simultaneously in three different directions. This type of problem is commonly encountered in physics and engineering, where it is necessary to calculate the resultant force on the system, which can then be used to predict or analyze the behavior of the object or structure under consideration.
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
To solve a three-dimensional force system, first resolve each force into its respective scalar components. Do this using...
1.3K
Distributed Loads: Problem Solving
1.1K
Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
1.1K


