Battery module and battery pack including same

The battery module design with compartments and vents effectively isolates cells to prevent heat transfer and damage from thermal runaway, enhancing safety and efficiency.

JP7823988B2Active Publication Date: 2026-03-04LG ENERGY SOLUTION LTD
View PDF 7 Cites 0 Cited by

Patent Information

Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-12-07
Publication Date
2026-03-04

AI Technical Summary

Technical Problem

Existing battery modules face challenges in preventing heat transfer and damage due to thermal runaway, which is costly and space-consuming when compartmentalizing battery cells.

Method used

A battery module design featuring compartments defined by barriers and vents, using heat and fire-resistant materials, to isolate battery cells and discharge exhaust gases and flames externally.

Benefits of technology

Prevents the spread of high-temperature gases and flames from one cell to adjacent cells, minimizing damage and maintaining module integrity during thermal runaway.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure 0007823988000001
    Figure 0007823988000001
  • Figure 0007823988000002
    Figure 0007823988000002
  • Figure 0007823988000003
    Figure 0007823988000003
Patent Text Reader

Abstract

The present invention includes a battery module and a battery pack including the same. A battery module according to one embodiment of the present invention includes a plurality of battery cells, a housing in which the plurality of battery cells are accommodated, a barrier disposed between the plurality of battery cells and defining a compartment together with the housing, and a vent portion provided in the housing for the battery cells disposed in the compartment, and the housing and the barrier are connected to each other to form the compartment.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Secondary battery module

    KR1020190120154A

  • Battery module

    KR1020220075711A

  • Battery module and battery pack including the same

    KR1020220103629A

  • Battery module with improved safety

    KR1020220157286A

  • Battery module

    KR102065100B1