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US 2024/0204374 A1Published application
Battery for testing short circuit, manufacturing method therefor, and battery safety analysis method
AssigneeLG Energy Solution, Ltd.
InventorYongtae KIM
Life of this patent
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Abstract
The present disclosure relates to a battery for testing a short circuit, a manufacturing method therefor, and a battery safety analysis method, which manufacture a battery for testing a short circuit, capable of easily switching to an internal short circuit state, and which analyze battery safety by using the battery.
Claims8
A battery for short circuit inspection, comprising:
- a positive electrode including a positive electrode active material on a positive electrode current collector;
- a negative electrode including a negative electrode active material on a negative electrode current collector;
- a perforated separator between the positive electrode and the negative electrode and including a perforated hole;
- an auxiliary separator between the positive electrode and the negative electrode and covering the perforated hole;
- and
- a battery case accommodating the positive electrode, the negative electrode, the perforated separator, and the auxiliary separator therein,
- wherein, the positive electrode, includes an active material-eliminated area, from which the positive electrode active material is eliminated, formed in an area that faces the perforated hole of the perforated separator.
4 more elements
Dependencies are inferred from the claim text.