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CATL Granted Patent for Advanced Lithium Plating Detection System in Batteries
2025-05-24 /
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Author：小编
Contemporary Amperex Technology Co. Limited (CATL) has recently been granted a patent for an innovative 'lithium plating detection method, device, electronic device, and storage medium for batteries,' with the patent number CN119001479B. This patent was filed on October 18, 2024, and officially announced on March 14, 2025. The technology enables precise quantitative analysis of the extent of lithium plating in batteries by collecting voltage variation data during the post-charge resting period, applying first-order differential processing, and calculating the irreversible lithium plating quantity based on key features like characteristic peaks and time points observed in the voltage differential curve.
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