Battery testing apparatus and operating method thereof
AssigneeLG Energy Solution, Ltd.
InventorHyeon Jin SONG
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Abstract
A battery testing apparatus according to an embodiment includes a connector connected to an electrode of a battery cell, a charging/discharging unit configured to charge or discharge the battery cell through the connector, an ultrasonic sensing unit configured to output an ultrasonic signal toward the battery cell and sense the ultrasonic signal passing through the battery cell, and a controller configured to determine a state of the battery cell based on characteristics of the ultrasonic signal passing through the battery cell during charging or discharging of the battery cell.
Claims14
A battery testing apparatus comprising:
- a connector connected to an electrode of a battery cell;
- a charging/discharging unit configured to charge or discharge the battery cell through the connector;
- an ultrasonic sensing unit configured to output an ultrasonic signal toward the battery cell and sense the ultrasonic signal passing through the battery cell;
- and
- a controller configured to determine a state of the battery cell based on characteristics of the ultrasonic signal passing through the battery cell during charging or discharging of the battery cell.
An operating method of a battery testing apparatus, the operating method comprising:
- charging or discharging a battery cell through a connector connected to an electrode of the battery cell;
- outputting an ultrasonic signal toward the battery cell;
- sensing the ultrasonic signal passing through the battery cell;
- and
- determining a state of the battery cell based on characteristics of the ultrasonic signal passing through the battery cell during charging or discharging of the battery cell.
Dependencies are inferred from the claim text.