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Abstract
This paper focuses on a novel robust finite-time control for active suspension systems with external disturbance where the control inputs are naturally bounded by a prior known range to avoid input saturation. To achieve finite-time stability, a novel nonsingular terminal sliding mode variable with an integral term is designed. More importantly, the control inputs are naturally bounded all the time due to the characteristics of hyperbolic tangent functions such that extra saturation compensation methods can be avoided. A disturbance compensation technique is deliberately designed in the proposed control to enhance the robustness of the system while the bounded property can be ensured simultaneously. The whole control structure is relatively simple yet effective compared with existing control techniques which is much easier to implement in practical active suspension systems. Additionally, the overall stability of the closed-loop system is verified by the Lyapunov theorem. Various simulation results are provided to demonstrate the robustness and effectiveness of the proposed control design. © The Author(s), under exclusive license to Springer Nature Singapore Pte Ltd. 2024.
Original language | English |
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Title of host publication | Advances in Applied Nonlinear Dynamics, Vibration, and Control - 2023 |
Subtitle of host publication | The Proceedings of 2023 International Conference on Applied Nonlinear Dynamics, Vibration, and Control (ICANDVC2023) |
Editors | Xingjian Jing, Hu Ding, Jinchen Ji, Daniil Yurchenko |
Publisher | Springer Science and Business Media Deutschland GmbH |
Pages | 431-443 |
ISBN (Electronic) | 978-981-97-0554-2 |
ISBN (Print) | 978-981-97-0553-5 |
DOIs | |
Publication status | Published - Dec 2023 |
Event | International Conference on Applied Nonlinear Dynamics, Vibration, and Control, ICANDVC 2023 - Kowloon, Hong Kong Duration: 4 Dec 2023 → 6 Dec 2023 |
Publication series
Name | Lecture Notes in Electrical Engineering |
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Volume | 1152 |
ISSN (Print) | 1876-1100 |
ISSN (Electronic) | 1876-1119 |
Conference
Conference | International Conference on Applied Nonlinear Dynamics, Vibration, and Control, ICANDVC 2023 |
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Country/Territory | Hong Kong |
City | Kowloon |
Period | 4/12/23 → 6/12/23 |
Funding
This work is supported by the Hong Kong RGC General Research Fund (11202323), the startup fund for Laboratory of Nonlinear Dynamics, Vibration, and Control, City University of Hong Kong (9380140), the National Natural Science Foundation of China under Grant No. 62273163, the Outstanding Youth Foundation of Shandong Province Under Grant No. ZR2023YQ056, the Key R&D Project of Shandong Province under Grant No. 2022CXGC010503.
Research Keywords
- Active Suspension Systems
- Bounded Inputs
- Finite-Time Control
- Robustness
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Dive into the research topics of 'A Novel Robust Finite-Time Control for Active Suspension Systems with Naturally Bounded Inputs'. Together they form a unique fingerprint.Projects
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GRF: Energy-Saving Robust Control of Nonlinear Suspension Systems Via Exploiting Beneficial Nonlinearities, State-Coupling and Disturbance Simultaneously
JING, X. (Principal Investigator / Project Coordinator)
1/01/24 → …
Project: Research