Title:
BATTERY MODULE DEVICE
Document Type and Number:
Japanese Patent JP2023132613
Kind Code:
A
Abstract:
To reduce the difference in cell temperature inside a battery module in which a plurality of cells are arranged in parallel.SOLUTION: A battery module device 1 composed of a plurality of cells 3 arranged in parallel includes: an opening 9 formed in a case 7 that accommodates a plurality of cells; a plurality of opening/closing lids 11 provided in the opening and facing the plurality of cells 3; and an opening/closing control portion 13 that performs an opening/closing operation of the opening/closing lid by being displaced depending on the temperature of the cell. The opening/closing control portion controls opening/closing lids 11c to 11f for a high temperature side cell 3X where the preset temperature inside the module is high, to be opened wider than opening/closing lids 11a to 11b and 11g to 11h for cells other than the high temperature side cells.SELECTED DRAWING: Figure 1B
Inventors:
FUJIMOTO TAKAHIRO
Application Number:
JP2022038034A
Publication Date:
September 22, 2023
Filing Date:
March 11, 2022
Export Citation:
Assignee:
MITSUBISHI MOTORS CORP
International Classes:
H01M10/6566; H01M10/613; H01M10/617; H01M10/625; H01M10/647
Attorney, Agent or Firm:
SSIP Patent Attorney Corporation