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|1. (WO2017154077) BATTERY DEVICE AND BATTERY SYSTEM|
|Applicants:||KABUSHIKI KAISHA TOSHIBA
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
|Title:||BATTERY DEVICE AND BATTERY SYSTEM|
A battery device according to an embodiment of the present invention comprises a housing, a first module, and a second module. The housing comprises a first wall having an intake port provided thereto. The first module is accommodated in the housing and arranged such that a first gap is formed between the first wall and said first module. The second module is accommodated in the housing, positioned on the opposite side of the first module from the first wall, and arranged such that a second gap is formed between the first module and the second module. The first gap has a smaller ventilation cross-sectional area than the second gap.