LAPSE:2024.0076
Published Article
LAPSE:2024.0076
Multi-Objective Optimization of Kinetic Characteristics for the LBPRM-EHSPCS System
Yuhang Zhang, Gexin Chen, Guishan Yan, Boyuan Li, Jianxin Lu, Wenguang Jiang
January 12, 2024
As the ‘heart’ of energy vehicles, the lithium-ion battery is in desperate need of precision improvement, green production, and cost reduction. To achieve this goal, the electro-hydraulic servo pump control system (EHSPCS) is applied to the lithium-ion battery pole rolling mill (LBPRM). However, this development can lead to limited dynamic performance and large power loss as a result of the EHSPCS unique volume direct-drive control mode. At present, how to solve this conflict has not been studied and how the EHSPCS component parameters influence the dynamic response, power loss, and economic performance is not clear. In this paper, a multi-objective optimization (MOO) model for the LBPRM-EHSPCS is proposed by comprehensively considering the dynamic, efficiency, and economic characteristics. Firstly, the evaluation model of the dynamic response, power loss, and cost is investigated. Then, the NSGA-II algorithm is introduced to address the Pareto front of the MOO model. Finally, the power loss and dynamic response of the LBPRM-EHSPCS before and after optimization are tested to validate the viability of the raised method. Results indicate that power loss is decreased by as much as 7.2% while steady-state precision is greatly improved after optimization. The proposed framework enhances the performance in lithium-ion battery manufacturing and can be applied to other kinds of hydraulic systems.
Keywords
dynamic characteristics, economic characteristics, efficiency characteristics, electro-hydraulic servo pump control system (EHSPCS), lithium-ion battery pole rolling mill (LBPRM), NSGA-II, optimum design
Suggested Citation
Zhang Y, Chen G, Yan G, Li B, Lu J, Jiang W. Multi-Objective Optimization of Kinetic Characteristics for the LBPRM-EHSPCS System. (2024). LAPSE:2024.0076
Author Affiliations
Zhang Y: School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China [ORCID]
Chen G: School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China; Mechanical and Electrical Engineering, Xinjiang Institute of Engineering, Urumqi 830023, China
Yan G: School of Intelligent Systems Engineering, Sun Yat-sen University, Guangzhou 510275, China
Li B: School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China
Lu J: School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China
Jiang W: School of Mechanical Engineering, Yanshan University, Qinhuangdao 066004, China
Journal Name
Processes
Volume
11
Issue
9
First Page
2623
Year
2023
Publication Date
2023-09-02
Published Version
ISSN
2227-9717
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Original Submission
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PII: pr11092623, Publication Type: Journal Article
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LAPSE:2024.0076
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doi:10.3390/pr11092623
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Jan 12, 2024
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Jan 12, 2024
 
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Calvin Tsay
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