Design of internal model controller based on robustness/performance tradeoff tuning for robot arm

Abstract A framework for addressing the issue of long delay time is established for the control system of the Cloud Robot Arm (CRA). To facilitate dynamic process analysis and controller design for the CRA control system, each joint of the robot arm is treated as an independent system, considering t...

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Bibliographic Details
Main Author: Li-ye Liu
Format: Article
Language:English
Published: Springer 2025-07-01
Series:Discover Applied Sciences
Subjects:
Online Access:https://doi.org/10.1007/s42452-025-06946-x
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Summary:Abstract A framework for addressing the issue of long delay time is established for the control system of the Cloud Robot Arm (CRA). To facilitate dynamic process analysis and controller design for the CRA control system, each joint of the robot arm is treated as an independent system, considering the impact of the time delay of the cloud networking. Subsequently, a controller design method based on Internal Model Control -Proportional Integral Derivative (IMC-PID) is proposed, utilizing a trade-off tuning approach between robustness and performance to handle the load torque disturbances in the CRA control system, guaranteeing the dynamic performance. The simulation results demonstrate the effectiveness of the proposed method.
ISSN:3004-9261