Integrated Electrode Transfer Layout for Battery Stacking
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Solution Overview
Problem
Existing secondary battery manufacturing processes face inefficiencies in space utilization and potential damage to electrodes during transfer from notching to stacking processes.
Innovation Solution
A complex facility is designed to integrate notching and stacking processes, utilizing parallel manufacturing machines, directional transferring machines, and supplying machines to minimize electrode damage and optimize space usage.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If separate notching and stacking facilities are used, then each process can be independently optimized, but space utilization is poor and electrode damage occurs during transfer
Solution Approach 1:
The patent combines the notching facility and stacking facility into a single integrated complex facility. The notching machine and stacking machine are positioned adjacent to each other within the same facility, allowing electrodes to be transferred directly from the notching process to the stacking process without leaving the facility. This eliminates the need for separate facilities while maintaining independent process optimization capabilities.
Solution Approach 2:
The patent introduces a transfer machine as an intermediary device between the notching machine and stacking machine. This transfer machine is positioned within the same facility and provides a controlled transfer path for electrodes, minimizing exposure to external environments and reducing the risk of damage during the transition between processes.
2Adaptability or versatility
If electrodes are transferred between separate facilities, then process independence is maintained, but electrode damage occurs during transfer
Solution Approach 1:
By integrating the notching and stacking processes within the same facility, the patent eliminates the need for external transfer operations. The electrodes remain within the controlled environment of the complex facility throughout both processes, avoiding exposure to external contaminants, mechanical handling, and environmental factors that could cause damage.
Solution Approach 2:
The transfer machine serves as a controlled intermediary that minimizes electrode exposure to harmful factors. It provides a protected transfer path within the facility, reducing mechanical handling and exposure to external environments, thereby preventing electrode damage while maintaining process independence.
3Productivity
If multiple stacking machines are positioned on opposite sides, then stacking capacity is increased, but facility layout complexity increases
Solution Approach 1:
The patent positions the stacking machines on opposite sides of the facility in an asymmetric arrangement relative to the notching machine. This asymmetric positioning allows for optimized material flow paths and simplified support infrastructure, reducing overall layout complexity while maintaining high stacking capacity through parallel operation of multiple stacking machines.
Data Source
AI summary
Proposed are a complex facility and a facility layout. The complex facility includes a positive electrode manufacturing machine, a negative electrode manufacturing machine, a positive electrode first direction transferring machine, a negative electrode first direction transferring machine, at least one positive electrode second direction transferring machine, at least one negative electrode second direction transferring machine, at least one first stacker, and at least one second stacker. The facility layout includes a plurality of complex facilities.