Battery inspection apparatus and battery inspection method
KR102993551B1Active Publication Date: 2026-07-21LG ENERGY SOLUTION LTD
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Patent Information
- Authority / Receiving Office
- KR · KR
- Patent Type
- Patents
- Current Assignee / Owner
- LG ENERGY SOLUTION LTD
- Filing Date
- 2022-11-15
- Publication Date
- 2026-07-21
AI Technical Summary
Technical Problem
Existing battery systems face issues with voltage deviations among individual battery cells, leading to reduced overall capacity and efficiency.
Method used
A battery inspection device and method that includes an information acquisition unit to measure voltages of battery cells, a controller to determine voltage balance, and a memory to store data, allowing for the determination of battery cell states based on balance information.
Benefits of technology
Enables accurate assessment of voltage balance among battery cells, improving the identification of superior and inferior cells and reducing defect rates by considering both voltage deviation and balance information.
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Smart Images
Figure 112022121738033-PAT00003_ABST
Abstract
The battery inspection device includes an information acquisition unit that acquires the voltage of each of the first battery cells and the second battery cells, and a controller that acquires balance information related to whether the voltage deviation of each of the first battery cells and the second battery cells is balanced, and determines the state of the first battery cells and the second battery cells based on the balance information.
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