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Fixed-Time Variable Gain Angle Tracking Control for Pneumatic Soft Bending Actuators

delete2024-11-01
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PRE
AI
X
Xin Liu
张金会 cover
张金会 (Jinhui Zhang) *
S
Shaomeng Gu
L
Ling Zhao
DOI:10.1109/TIE.2024.3379679delete
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Abstract

Abstract

En 中文
In this article, to improve the flexibility of the pneumatic actuator, a new pneumatic soft bending actuator is designed to guarantee that it can bend in any direction in space. To achieve desired angle tracking control performance of the pneumatic soft bending actuator, a novel fixed-time variable gain angle tracking control method is developed. The fixed-time variable gain angle tracking control method comprises a fixed-time variable gain disturbance observer and a fixed-time variable gain controller, and the unknown disturbance of the pneumatic soft bending actuator is estimated and compensated actively. Angle tracking experimental results demonstrate that the proposed fixed-time variable gain angle tracking control method is effective to achieve desired angle tracking control performance of the pneumatic soft bending actuator.
Keywords:
Angle tracking control
fixed-time variable gain controller
fixed-time variable gain disturbance observer
pneumatic soft bending actuator

Journal

IEEE Transactions on Industrial Electronics cover
IEEE Transactions on Industrial Electronics
IF:
7.2
Papers:
1.8W
Citations:
9.8W

Organization

T
tianjin university
Scholars:
7.9W
Papers: 5.7W
Citations: 88
B
beijing institute of technology
Scholars:
5.4W
Papers: 4.0W
Citations: 63