基于超扭曲算法的模糊滑动模式控制,用于描述器TS模糊系统
Xiangyu Li1, Weichuan Zhang1, Chunhua Yuan2
1School of Automation and Electrical Engineering, Shenyang Ligong University, Shenyang, 110159, China.
Scientific reports
|February 2, 2026
概括
本研究介绍了一种新的模糊滑动模式控制器,用于描述器TS模糊系统. 新的设计确保了系统的稳定性,并消除了聊天,而不需要会员函数衍生.
科学领域:
- 控制工程 控制工程 控制工程
- 模糊系统 (Fuzzy Systems) 是一个模糊系统.
- 非线性控制是指非线性控制.
背景情况:
- 描述者TS模糊系统带来了控制挑战.
- 现有的方法需要对会员函数衍生函数的先验知识,限制了适用性.
- 聊天是滑动模式控制的一个常见问题.
研究的目的:
- 为描述器TS模糊系统开发一种基于超扭曲算法的模糊滑动模式控制器.
- 克服要求对会员函数导数的先验知识的限制.
- 为了确保闭环状态的连续性,并抑制聊天.
主要方法:
- 提出了一种创新的整体型滑动表面.
- 开发了一种针对描述器TS系统量身定制的多变量超扭曲算法.
- 使用数值模拟进行验证.
主要成果:
- 拟议的积分类型的滑动表面消除了对成员函数衍生信息的需求.
- 开发的超扭曲算法保证了滑动运动的非对称稳定性.
- 控制器的设计确保了闭环状态的连续性,并有效地抑制了聊天.
结论:
- 这种新型框架为控制描述符TS模糊系统提供了强大而实用的解决方案.
- 该方法提高了稳定性,并减少了不必要的聊现象.
- 该方法通过放松限制性假设来推进滑动模式控制设计.
相关概念视频
Control Systems
1.9K
Control systems are everywhere in contemporary society, influencing diverse applications from aerospace to automated manufacturing. These systems can be found naturally within biological processes, such as blood sugar regulation and heart rate adjustment in response to stress, as well as in man-made systems like elevators and automated vehicles. A control system is essentially a network of subsystems and processes that collaboratively convert specific inputs into desired outputs.
At the heart...
At the heart...
1.9K
Control Systems: Applications
1.2K
Electrical engineering plays a pivotal role in our daily lives, with control systems at the heart of many applications, from home appliances to sophisticated space shuttles. Control systems manage and regulate the behavior of devices and processes, ensuring they function safely, correctly, and efficiently.
In modern vehicles, control systems manage various functions to enhance performance and safety. The steering wheel and accelerator are primary inputs in a car's control system. The...
In modern vehicles, control systems manage various functions to enhance performance and safety. The steering wheel and accelerator are primary inputs in a car's control system. The...
1.2K
Feedback control systems
722
Feedback control systems are categorized in various ways based on their design, analysis, and signal types.
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
Linear feedback systems are theoretical models that simplify analysis and design. These systems operate under the principle that their output is directly proportional to their input within certain ranges. For instance, an amplifier in a control system behaves linearly as long as the input signal remains within a specific range. However, most physical systems exhibit inherent nonlinearity...
722
Open and closed-loop control systems
1.7K
Control systems are foundational elements in automation and engineering. They are broadly categorized into open-loop and closed-loop systems. These classifications hinge on the presence or absence of feedback mechanisms, significantly influencing the system's performance, complexity, and application.
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
An open-loop control system operates without feedback from the output. It consists of two primary elements: the controller and the controlled process. The controller receives an input signal...
1.7K
Transfer Function in Control Systems
1.6K
The transfer function is a fundamental concept in the analysis and design of linear time-invariant (LTI) systems. It offers a concise way to understand how a system responds to different inputs in the frequency domain. It serves as a bridge between the time-domain differential equations that describe system dynamics and the frequency-domain representation that facilitates easier manipulation and analysis.
To derive the transfer function, consider a general nth-order linear time-invariant...
To derive the transfer function, consider a general nth-order linear time-invariant...
1.6K
Angle of Twist: Problem Solving
794
An electric motor applies a torque of 700 N·m to an aluminum shaft, triggering a stable rotation. Two pulleys, B and C, are subjected to torques of 300 N·m and 400 N·m, respectively. The modulus of rigidity is provided as 25 GPa. With the knowledge of the length and diameter of each segment, the twist angle between the two pulleys can be computed. First, a section cut is made between pulleys B and C, and the cut cross-section is analyzed using a free-body diagram. Given that the torque...
794


