Lg Energy Solution, Ltd.

Lg Chem, Ltd

Sung-Won Seo

Jeong-O Mun

Yoon-Koo Lee

Dal-Mo Kang

Eun-Ah Ju

Hee-Jun Jin

Ho-June Chi

Yong-Seok Choi

Jin-Hak Kong

Alexander Eichhorn

Andreas Track

Dong-Yeon Kim

Ji-Su Yoon

Mi-Geum Choi

Sang-Woo Ryu

Jin-Yong Park

Jae-Min Yoo

DalMo Kang

Jong-Ha Jeong

Hang-June Choi

Yongseok Choi

Jong-Woon Choi

Hyeon-Ki Yun

Dong Yeon Kim

Valentin Brokop

In-Je Lee

Guenter Tannenberger

Uwe Harasztosi

Jeong- O Mun

A battery pack according to an embodiment of the present disclosure may includes a plurality of battery modules having at least one battery cell and having heatsink units respectively provided to upper and lower sides thereof. The heatsink unit may have a cooling channel through which a coolant flows. At least one crush beam may be provided between the plurality of battery modules. A pack tray configured to support the at least one crush beam and the plurality of battery modules may be provided. A plurality of drain holes may be provided in the pack tray to discharge the coolant out of the battery pack when the coolant leaks.

Battery pack and vehicle comprising battery pack

Discussed is a battery pack provided in a vehicle, the battery pack including a pack tray mounted on the vehicle; and at least one battery module provided on the pack tray, wherein the at least one battery module includes: at least one battery cell assembly mounted on the pack tray, and including at least one battery cell; and a plurality of side plates provided on opposite side surfaces of the at least one battery cell assembly to support the at least one battery cell assembly, the plurality of side plates being fixed to the pack tray, and wherein each of the plurality of side plates includes: a support portion supporting the at least one battery cell assembly; and a fixed portion extending from the support portion, and fixed to the pack tray.

Battery pack and vehicle comprising same

A battery pack with a simplified structure and a vehicle including the same are provided. The battery pack according to an aspect of the present disclosure includes a plurality of battery cell assemblies, a pack housing configured to accommodate the plurality of battery cell assemblies therein, a plurality of support plates configured to support both sides of each battery cell assembly accommodated in the pack housing, and a fixing member configured to fix mutually adjacent support plates among the plurality of support plates to the pack housing so that a gap is formed between the mutually adjacent support plates.

Battery pack and vehicle including the same

A battery module includes a module housing, a gauge hole formed in the module housing, a plurality of battery cells in the module housing, a cell pressing plate accommodated in the module housing, and a swelling gauge provided to protrude from a surface of the cell pressing plate. The plurality of battery cells have a normal state and a swelling state. An end of the swelling gauge extends outside the module housing when the plurality of battery cells are in the normal state.

Battery module having swelling gauge, and battery pack comprising same

A battery module includes: a battery cell assembly having a plurality of battery cells; a top plate configured to cover an upper side of the battery cell assembly; a bottom plate configured to cover a lower side of the battery cell assembly; a sensing assembly disposed to cover a front side and a rear side of the battery cell assembly; a pair of side plates disposed at side surfaces, respectively, of the battery cell assembly; and a pair of compression pads disposed between the pair of side plates and the battery cell assembly, respectively.

Battery module, battery pack including same battery module, and automobile including same battery pack

Discussed is a battery pack including: a battery module assembly including a plurality of battery modules including a plurality of battery cells; a pack tray on which the battery module assembly is accommodated; and a tray bar arranged on at least one side edge of the pack tray.

Battery pack and vehicle comprising same battery pack

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.

Reusable pouch type secondary battery, battery module comprising the same and method of reusing battery module

A battery module allows a swelling amount of battery cells accommodated in a module housing to be intuitionally checked. The battery module includes a cell pressing plate accommodated in the module housing and disposed on at least one of both longitudinal side surfaces of a cell stack that is formed by stacking the battery cells; and a swelling gauge provided to protrude from a surface of the cell pressing plate. When the battery cells swell, the swelling gauge is pushed out of the module housing through a gauge hole formed in the module housing so that a swelling amount of the battery cells may be checked.

A battery module includes: a cell stack defined by a plurality of battery cells each including a positive electrode lead, a negative electrode lead, and at least one of a sensing negative electrode lead and a sensing positive electrode lead; a bus bar assembly including a plurality of connection bus bars electrically connected to one of the positive and negative electrode leads, a plurality of sensing bus bars electrically connected to the sensing negative electrode lead or the sensing positive electrode lead, and a plurality of bus bar frames including a connection accommodating portion for receiving one of connection bus bars and a sensing accommodating portion for receiving one of sensing bus bars; and a sensing assembly including a sensing frame that receives a circuit board electrically connected to the plurality of connection bus bars and the plurality of sensing bus bars.

Battery module including sensing assembly and bus bar assembly

A battery module includes a module housing having a lower housing, a pair of side housings, front and rear housings, and an upper housing, for respectively covering a lower portion, both side portions, front and rear portions, and an upper portion of a cell stack. The lower housing includes a base plate configured to cover an entire lower surface of the cell stack and having a hole region forming a channel in at least one side of the base plate along a longitudinal direction; and a plurality of spacers disposed at predetermined intervals along the base plate and configured to support the cell stack apart from a surface of the base plate to form an empty space between the cell stack and the base plate. The hole region communicates with the empty space so that a cooling medium can be supplied to the empty space.

Battery module having improved cooling structure

Disclosed is a battery module including a module housing capable of effectively increasing an energy density while improving the heat dissipation efficiency. The battery module includes a cell assembly having a plurality of secondary batteries; and a module housing having at least one sidewall to accommodate the cell assembly in an inner space defined by the sidewall and having a cooling channel embedded in the sidewall.

Battery module

A battery pack includes a plurality of battery modules, each battery module having a plurality of stacked battery cells and a casing member surrounding the plurality of battery cells, and a connection member connecting the plurality of battery modules to each other.

Battery pack

An apparatus for predicting a degree of deformation of a battery module, caused by swelling of a secondary battery. The battery module includes at least one secondary battery in a module case. The apparatus includes a cell evaluation module configured to derive a relationship between a thickness change amount and a reaction force for a single secondary battery; a case evaluation module configured to derive a relationship between a load applied to the module case and a width change amount of the module case; and a prediction module configured to predict a deformation amount of the battery module by using the relationship between the thickness change amount and the reaction force of the secondary battery, derived by the cell evaluation module, and the relationship between the load and the width change amount of the module case, derived by the case evaluation module.

Growing community of inventors

Daejeon, South Korea

Sung-Won Seo