| 摘要 |
Disclosed is a battery module which obtains cooling performance and can prevent performance or durability of the same from being deteriorated by impurities such as dust. According to the present invention, the battery module includes a cell assembly which has a plurality of secondary batteries and includes a flow channel between the secondary batteries; and an inflow duct which is located on one side of the cell assembly to cover cell assembly, includes an inlet formed an outer side and an open portion formed on an inner side to allow fluid, having entered through the inlet, to enter into the flow channel through the open portion, and includes a groove formed on a lower position of an inner space; and an outlet duct which is located on the other side of the cell assembly to cover the other side of the cell assembly and includes an outlet formed on an outer side and an open portion formed on an inner side to allow the fluid, discharged from the flow channel, to enter through the open portion and be discharged through the outlet. |
