Aging rack and aging system comprising the same

By using an air supply device and perforated nozzles in the aging rack to create uniform airflow, the problems of temperature non-uniformity and cell transfer in traditional aging systems are solved, enabling high-temperature and room-temperature aging within the same aging rack, thus improving battery performance and process efficiency.

CN122162239APending Publication Date: 2026-06-05LG ENERGY SOLUTION LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
LG ENERGY SOLUTION LTD
Filing Date
2024-12-02
Publication Date
2026-06-05

AI Technical Summary

Technical Problem

Traditional aging racks and aging systems suffer from temperature inhomogeneity during high-temperature and room-temperature aging processes, leading to inconsistent battery performance. Furthermore, the need to transfer individual battery cells between high-temperature and room-temperature aging processes increases the processing time.

Method used

An air supply device is used to force air from the rear to the front of the tray housing through multiple perforated nozzles, forming a uniform airflow to ensure temperature uniformity at each tray location, and to achieve high-temperature and room-temperature aging in the same aging rack and aging chamber.

Benefits of technology

It achieves position-independent uniform temperature conditions, eliminates the battery cell transfer process between high-temperature aging and room-temperature aging, improves battery cell capacity and low-voltage screening capability, and shortens process time.

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Abstract

The present invention relates to an aging rack in which a secondary battery is accommodated and an aging process is performed, and an aging system including the same, and more particularly, to an aging rack and an aging system including the same, which can provide temperature uniformity regardless of the position of a secondary battery. According to one embodiment of the present invention, an aging rack and an aging system including the same can be provided, the aging rack including a blower for forcibly supplying air from a rear portion to a front portion of a tray accommodation portion through a plurality of perforated nozzles.
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