Lg Energy Solution, Ltd.

Subin Park

JunYeob Seong

Won Kyoung Park

YoungHo Lee

Soo Youl Kim

Myungki Park

Han Ki Yoon

Sung Dae Kim

Do Hyeon Kim

Yongjoon Choi

Duck Hee Moon

A battery module including a battery cell stack in which a plurality of battery cells are stacked, a housing that houses the battery cell stack, a pair of busbar frames that cover a portion of the battery cell stack not covered by the housing, a pair of busbars, each connected to an electrode lead protruding from the battery cell stack via a slot formed in the respective busbar frame, a pair of end plates covering the pair of busbar frames, and at least one heat transfer member that is connected to one of the pair of busbars, where the at least one heat transfer member is in contact with the respective end plate.

Battery module and battery pack including the same

A battery pack according to one embodiment of the present disclosure may include a lower pack housing having a plurality of module regions, a thermal conductive resin layer applied to the lower pack housing within the module region, a plurality of battery cell stacks mounted in each of the plurality of module regions on the thermal conductive resin layer, and an upper pack housing for covering the plurality of battery cell stacks.

Battery pack and device including the same

The battery pack according to one embodiment of the present disclosure includes: a lower pack housing including a plurality of module regions; a thermally conductive resin layer located in the module region; a battery module mounted on the module region and located on the thermally conductive resin layer; and an upper pack housing for covering the battery module, wherein the battery module comprises a battery cell stack in which a plurality of battery cells are stacked, and the battery cell stack directly faces the thermally conductive resin layer, wherein the battery cell stack includes cooling fins located between battery cells adjacent to each other among the plurality of battery cells, and wherein the end portion of the cooling fin comes into contact with the thermally conductive resin layer.

A battery pack includes a lower pack housing having a plurality of module regions; a partition wall that partitions the plurality of module regions; a cell block that is mounted in each of the plurality of module regions; and a coupling member that couples the cell block and the partition wall, wherein the cell block includes a battery cell stack formed by stacking a plurality of battery cells; and a side surface plate located between the battery cell stack and the partition wall.

A battery module including a battery cell having an electrode lead protruding from an end part thereof, a cell tray on which a plurality of battery cells are mounted, and a busbar mounted on one end part of the cell tray positioned in a direction parallel to a protruding direction of the electrode lead and welded to the electrode lead. The busbar comprises a busbar plate, which is a portion welded to the electrode lead, and a busbar connection part that is formed by bending one end of the busbar plate in a direction perpendicular to a surface of the busbar plate.

Battery module, battery pack including the same and method of manufacturing battery pack

A battery module including an upper battery cell stack and a lower battery, each of the upper and lower battery cell stacks including a plurality of battery cells; a cooling flow path located between the upper battery cell stack and the lower battery cell stack; a housing for the upper battery cell stack and the lower battery cell stack; an inlet port for supplying a refrigerant to the cooling flow path; and an outlet port for discharging the refrigerant from the cooling flow path, where the inlet and outlet ports are located opposite to each other, so that the refrigerant flows in one direction in the cooling flow path. A longitudinal direction of each of the plurality of battery cells is parallel to the one direction of flow of the refrigerant.

A battery module includes a battery cell stack in which a plurality of battery cells are stacked; a frame formed on upper, lower, left and right surfaces to house the battery cell stack; and an insulation coating layer formed on the upper, lower, left and right surfaces inside the frame, wherein a plurality of grooves corresponding to a bottom shape of the battery cell stack are formed on a lower surface inside the frame, and wherein a lower surface of the insulation coating layer is formed to be coated on the upper surface of the plurality of grooves.

A battery pack includes: a lower pack housing having a plurality of module regions; a plurality of thermally conductive resin layers disposed in respective ones of the plurality of module regions; and a plurality of cell blocks mounted on respective ones of the plurality of module regions at an upper side of the respective thermally conductive resin layer, wherein each of the plurality of cell blocks includes: a battery cell stack in which a plurality of battery cells are stacked; and an insulator that surrounds the battery cell stack.

Discussed are a battery module and a method of manufacturing the battery module. A battery module according to an embodiment of the present disclosure includes a battery cell stack in which a plurality of battery cells are stacked, a busbar frame connected to the battery cell stack and having a plurality of busbars, cell terraces each protruding from battery cells adjacent to each other among the plurality of battery cells included in the battery cell stack, and electrode leads each protruding from the cell terraces and having the same polarity, wherein the electrode leads overlap with the same busbar among the plurality of busbars, and include at least two welding points at overlapping portions of the same busbar and the electrode leads.

Battery module, method of manufacturing battery module and battery pack including battery module

A battery pack includes a battery module having electrode terminals; a battery module frame accommodating the battery module; an upper housing including at least one through opening and covering an upper portion of the battery module frame; a busbar positioned at an upper portion of the battery module frame and connected to the electrode leads of the battery module; an internal bolt positioned at an upper portion of the battery module frame, protruding upward through the through opening and connected to the busbar; and a terminal passing through the through opening to be connected to the busbar and the internal bolt, wherein the terminal includes a nut-shaped fastening part which is fastened with the internal bolt.

Growing community of inventors

Daejeon, South Korea

Subin Park