Lg Energy Solution, Ltd.

Lg Chem, Ltd

Hee-Jun Jin

Jeong-O Mun

Ho-June Chi

Jin-Yong Park

Kyung-Mo Kim

Yoon-Koo Lee

Sung-Won Seo

Eun-Ah Ju

Seung-Joon Kim

Jhin-Ha Park

Dal-Mo Kang

Jung-Hoon Lee

Mi-Geum Choi

Kyung-Woo Kim

Eun-Gyu Shin

Ji-Su Yoon

Jae-Min Yoo

Sang-Woo Ryu

Se-Won Kim

Alexander Eichhorn

Andreas Track

Valentin Brokop

A battery pack includes a plurality of battery cell stacks, each battery cell stack having a plurality of battery cells stacked in a first direction; a pack tray in which the plurality of battery cell stacks are accommodated in a plurality of rows extending in a second direction perpendicular to the first direction, each row having multiple battery cell stacks arranged in the second direction, the pack tray including: a base, a plurality of sidewalls extending from the base, a plurality of first beams extending in the second direction to separate the plurality of rows into groups, and a plurality of partition walls extending in the second direction, each partition wall being located within a corresponding group to separate adjacent battery cells stacks from each other; a pack cover covering an opening portion of the pack tray opposite the base; and a plurality of elastic members.

Battery pack having structure capable of swelling control and vehicle including the battery pack

A battery module includes a bottom plate to support a cell stack; a busbar frame having a lower end portion bent in an inward direction along an upper surface of the bottom plate and mounted on the front and rear sides of the cell stack; a thermally conductive resin applied to the upper surface of the bottom plate; and a fence member provided at an end of the lower end portion of the busbar frame and disposed on the upper surface of the bottom plate to prevent the leakage of the thermally conductive resin.

Battery module

Discussed is a battery module having a plurality of battery cells and a module housing forming an inner space for accommodating the plurality of battery cells, wherein the module housing includes a base plate forming a bottom surface of the module housing; a cover plate integrally forming a top surface and opposite side surfaces of the module housing; and a fastening flange configured to extend in a horizontal direction in a region above the opposite side surfaces of the module housing.

Battery module having module housing of thin plate type and battery pack including the same

Disclosed is a battery pack with increased fabrication efficiency. To achieve the object, the battery pack according to the present disclosure includes at least one battery module including a plurality of secondary batteries placed and arranged in a horizontal direction and electrically connected to each other, and a cell frame having a fixing tube configured to fix the plurality of secondary batteries in a predetermined arrangement, the fixing tube being disposed between the plurality of secondary batteries, extending in the horizontal direction and having two open ends, and a fixing rod extending in a direction and inserted into the fixing tube in the horizontal direction.

Battery pack with fixing bar, and electronic device and automobile comprising same

Disclosed is a battery pack, which includes a plurality of battery modules and a pack case for fixedly installing the battery modules therein, and the pack case includes a pack tray supporting a lower portion of the battery modules; and a pack cover coupled with the pack tray to cover the battery modules and having a terminal connection unit coupled to at least one side of each battery module and provided to an inner surface of a top thereof to electrically connect electrode terminals of the battery modules.

Battery pack having integrated mechanical and electrical fixing structure of battery modules

A battery module includes a plurality of battery cells, a base frame configured to support the plurality of battery cells, a cover frame coupled to the base frame to cover the plurality of battery cells, and a bus bar unit coupled to the cover frame in a tiltable manner so as to be pivotable between a first location fixed to the cover frame and a second location fixed to the base frame, where the first location is oriented at a predetermined angle relative to the second location.

Battery module, battery pack comprising battery module, and vehicle comprising battery pack

Provided are a battery pack with structural stability of battery modules and improved energy density, and a vehicle comprising the same. The battery pack according to the present disclosure includes at least one battery module and a pack case for receiving the battery module, the battery module including a battery cell stack including at least one battery cell, and a pair of end plates provided in close contact with front and rear sides of the battery cell stack on two sides of a lengthwise direction of the battery cell, and the pack case including a tray in which the battery module is mounted on an upper surface, and a top cover of which an outer periphery is coupled in contact with an outer periphery of the tray on the upper surface of the tray when the battery module is received inside, and wherein the end plates provide a mechanical support to protect the battery cell.

Battery pack and vehicle comprising same

Disclosed is a battery module, which includes a plurality of battery cells having electrode leads protruding thereon, and a bus bar assembly for electrically connecting the electrode leads of the plurality of battery cells. The bus bar assembly includes a bus bar frame, a plurality of lead slots defined by the bus bar frame so that the electrode leads pass therethrough, at least one sensing bus bar disposed between the plurality of lead slots and connected to the electrode leads, and an elastic guider disposed at the rear of the at least one sensing bus bar in a front and rear direction of the bus bar frame.

Battery module, and battery pack and vehicle comprising battery module

Disclosed is a battery pack, which includes a plurality of battery modules and a pack case in which the battery modules are fixedly installed, the battery case includes a pack tray located at a lower portion of the battery modules, and a pack cover coupled with the pack tray to cover the battery modules, and each of the battery modules is fixedly coupled to the pack cover and includes battery cells arranged in one direction, a module case for accommodating the battery cells in an inner space thereof, and a rigid beam disposed between the battery cells inside the module case.

Battery pack incorporating battery module and rigid beam and adopting reverse assembling

A battery module includes a cell stack in which a plurality of battery cells are stacked; a pair of bus bar frames configured to cover one side and another side, respectively, of the cell stack in a longitudinal direction; a housing configured to accommodate a combined body of the cell stack and the pair of bus bar frames so that the pair of bus bar frames is exposed to an outside of the housing; and an insulation pad interposed between a side surface of the cell stack and an inner surface of the housing and between a side surface of one of the pair of bus bar frames and the inner surface of the housing.

Battery module having insulation pad with extended length, and battery pack and vehicle comprising same

A battery module includes battery cells, a module case configured to accommodate the battery cells, and a bus bar assembly electrically connected to electrode leads of the battery cells. The bus bar assembly includes a bus bar frame disposed on at least one side of the battery cells, lead slots provided so that electrode leads of the battery cells pass therethrough, sensing bus bars connected to the electrode leads of the battery cells, and short-circuit prevention members configured to surround at least one end of the sensing bus bars.

Battery module, battery pack comprising battery module, and vehicle

Discussed is an electrode lead tack welding jig for a battery cell, and the jig including a jig body configured to support at least two battery cells, and a close contact guide unit provided to both ends of the jig body and configured to guide electrode leads of the at least two battery cells to come into close contact when tack welding is performed to the electrode leads by a laser.

Jig for tack welding of battery cell electrode lead

Provided are an interconnect board (ICB) assembly suitable for a battery module of horizontal stack structure including unidirectional battery cells stacked with cell leads facing each other, a battery module comprising the same and a method for fabricating the battery module. The ICB assembly according to the present disclosure includes an ICB frame in which cell leads of unidirectional battery cells are received such that the unidirectional battery cells having the cell leads at one end are placed facing each other with the cell leads facing each other, and busbars assembled in the ICB frame and electrically connected to the cell leads.

ICB assembly, battery module comprising the same and method for fabricating the battery module

Discussed is a battery module manufacturing system, which includes a battery module having a cell stack formed by stacking a plurality of battery cells, a module case configured to accommodate the cell stack and a bus bar frame configured to cover an opening at one side of the module case; a fixing frame coupled to one side of the battery module so that the bus bar frame is exposed to the outside; and at least one pressing jig apparatus coupled onto the fixing frame and configured to press electrode leads of the plurality of battery cells so that the electrode leads are welded in close contact with both sides of a bus bar provided to the bus bar frame.

Pressure jig apparatus for bringing electrode lead into close contact with bus bar and battery module manufacturing system including same

A pouch type secondary battery in which an electrode lead of the pouch type secondary battery and an electrode lead of an adjacent different pouch type secondary battery are welded together to construct a battery module is provided. The electrode lead of the pouch type secondary battery includes a length extended part so that, after cutting a welded part of the electrode leads of the pouch type secondary battery and the adjacent different pouch type secondary battery to form electrode leads of remaining length, the electrode leads of remaining length are welded together again. A battery module and method of reusing the battery module are also provided.

Growing community of inventors

Daejeon, South Korea

Hee-Jun Jin