Lg Chem, Ltd

Lg Energy Solution, Ltd.

Jun-Yeob Seong

Sung-Chun Yu

Dal-Mo Kang

Ki-Youn Kim

Young-Sop Eom

Gang-U Lee

Sang-Yoon Jeong

Yong-Joon Choi

Jong-Ha Jeong

Duck-Hee Moon

Young-Ho Lee

Seong-Tae Kim

Jun-Kyu Park

Do-Hyeon Kim

Hwa-Joong Kim

Tae-Young Kang

Hyuk An

Jung-Hang Lee

Yang-Kyu Choi

Sung-Jong Kim

Do-Hyun Park

Won-Kyoung Park

Yong-Jin Cho

Jong-Young Lee

Myung-Ki Park

Seung-Sik Yu

Jung-Min Kwak

Tae-Sung Kim

Jeong-Hyeon Kim

Hyoung-Suk Lee

Hye-Mi Jung

Jong-Woon Choi

Jae-Hyun You

Tae-Kyeong Lee

Sung-Hoon Woo

Jung-Min Park

Jason Chong-Hoon Kwon

Sung-Hwan Jang

Kwang-Mo Kim

Ju-Hwan Shin

Hee-Yong Kwon

Jeong-O Mun

Yong-Seok Choi

Bum-Hyun Lee

Seung-Hun Jung

Hyung-Kyu Kim

Doo-Han Yoon

Jin-Moo Nam

Bok-Gun Lee

Sun-Mo An

Gyo-Eun Lee

Bo-Sung Kim

Hyun-Chul Choi

Seok-Ho Jang

Ju-Hun Park

Disclosed is a battery module, which includes a plurality of battery cells stacked on each other, a module case configured to accommodate the plurality of battery cells, a thermal resin filled in the module case to cover electrode leads of the plurality of battery cells at least partially, a laser sensor provided to the module case to measure a filling length of the thermal resin, and a control unit configured to control filling of the thermal resin based on the filling length information measured by the laser sensor.

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

A battery pack is configured to discharge a high-temperature gas to the outside of the battery pack without affecting other adjacent battery modules when the gas is generated inside the battery module. The battery pack includes a pack housing; battery modules; and a first side venting channel and a second side venting channel configured to guide a venting gas generated from the battery modules to a collection space at a position corresponding to the battery module, and the pack cover includes a protrusion on a surface of a region corresponding to the collection space.

Battery pack and vehicle including the same

A battery module ensures safety when a thermal event occurs in the battery module. A battery module includes a cell assembly including one or more battery cells, a module case having an inner space in which the cell assembly is accommodated, the module case including a venting hole through which venting gas generated from the cell assembly is discharged, and a venting unit attached to an outer side of the module case, and configured to allow venting gas discharged from the venting hole to be introduced and discharged to an outside and configured to switch a flow direction of the venting gas to an opposite direction.

Battery module and battery pack with improved safety

A battery pack discharges a high-temperature gas to the outside of the battery pack without affecting other adjacent battery modules when the gas is generated inside the battery module. The battery pack includes a pack housing; a battery module; and a pack cover having a first center venting channel, a first side venting channel, a second center venting channel and a second side venting channel configured to guide a venting gas generated from the battery module at a position corresponding to the battery module, the pack cover being configured to cover the battery modules by being coupled to the pack housing.

A battery module including a cell stack structure in which a plurality of battery cells including a first battery cell and a second battery cell neighboring each other are stacked. A bus bar frame assembly includes a plurality of lead drawing holes from which electrode leads included in the plurality of battery cells are drawn out. An electrode lead of a first polarity included in the first battery cell and an electrode lead of the first polarity included in the second battery cell are externally drawn out through a same lead drawing hole. The electrode lead of the first battery cell and the electrode lead of the second battery cell are bent in a same direction at a same location and each includes a first bent portion formed on a terrace portion and a second bent portion formed in a region where a lead film is formed.

Battery module having structure capable of preventing battery cell damage, and battery pack and vehicle comprising battery module

A battery module includes a structure so that gas or flame generated inside the battery module may be discharged stably. The battery module includes a cell assembly having at least one battery cell; a module case configured to accommodate the cell assembly in an inner space thereof and have a venting hole formed therein to discharge a venting gas generated from the cell assembly; and a venting unit provided at an outer side of the module case and configured to include an outer housing and an inner housing made of different materials, the venting unit being configured such that the venting gas discharged from the venting hole is introduced therein to flow along a surface of the inner housing and is discharged to the outside.

Battery module with reinforced safety

A battery module includes a plurality of battery cells; a module case accommodating the plurality of battery cells and having a gas venting hole on at least one side; and a cooling and venting unit including a gas venting channel and a cooling channel integrally formed in a single body, and disposed on an outer side of the module case, wherein the gas venting channel forms a movement path of gas in communication with the gas venting hole, and the cooling channel forms a movement path of a cooling medium.

Battery module having gas venting channel combined with cooling channel, battery pack including the same, and method for manufacturing the battery module

Disclosed is a battery module, which includes a cell stack formed by stacking a plurality of battery cells; a bus bar frame assembly including a bus bar frame configured to cover one longitudinal end and the other longitudinal end of the cell stack and a plurality of bus bars fixed on the bus bar frame and electrically connected to the battery cells; and a FPCB assembly including a first FPCB extending along a longitudinal direction of the cell stack to cover at least a portion of an upper surface of the cell stack, a second FPCB extending from one longitudinal end of the first FPCB and electrically connected to the bus bars, and a connector having a connector pin inserted into a pin insert hole formed in the second FPCB.

Battery module having connector mounted on FPCB, and battery pack and vehicle comprising same

Disclosed is a battery module, which includes a plurality of battery cells stacked on each other, a module case configured to accommodate the plurality of battery cells, a thermal resin filled in the module case to cover electrode leads of the plurality of battery cells at least partially, a temperature sensor provided to the module case to measure a temperature of the electrode leads, and a control unit configured to control filling of the thermal resin based on the temperature information measured by the temperature sensor.

Battery module, battery pack including battery module, and vehicle including battery pack

A battery module includes a cell stack; a bus bar frame assembly having a front bus bar frame configured to cover one longitudinal side of the cell stack, a rear bus bar frame configured to cover another longitudinal side of the cell stack, and an upper cover configured to cover at least a portion of an upper surface of the cell stack; and a module frame coupled to the bus bar frame assembly, wherein the front bus bar frame includes at least one first upper guide formed to protrude at an upper end thereof and at least one first side guide formed to protrude at a side portion thereof, and the rear bus bar frame includes at least one second upper guide formed to protrude at an upper end thereof and at least one second side guide formed to protrude at a side portion thereof.

Battery module having guide for restricting movement of busbar frame, and battery pack and vehicle comprising same

A battery module minimizes damage to internal configurations generated in an assembly process. The battery module includes a cell assembly provided with an electrode lead and a plurality of secondary batteries stacked; a bus bar assembly provided with a bus bar frame located on a front or rear of the cell assembly, and a bus bar mounted on an outer surface of the bus bar frame; and an inner cover provided with a plate portion located on an outer side of the cell assembly, formed in a plate shape and formed with a chamfer on an outer peripheral portion and a coupling portion coupled to one end portion of the body portion of the bus bar frame on a part of the outer peripheral portion of the plate portion.

Battery module comprising including chamfered inner cover and chamfered housing to prevent damage during assembly

Disclosed is a battery module, which includes a cell stack formed by stacking a plurality of battery cells; a bus bar frame assembly including a bus bar frame covering first and second opposite longitudinal ends of the cell stack and a plurality of bus bars fixed to the bus bar frame and electrically connected to the battery cells; and a FPCB assembly including a first FPCB extending along a longitudinal direction of the cell stack and covering at least a portion of an upper surface of the cell stack, a second FPCB extending from one longitudinal end of the first FPCB and electrically connected to the bus bars, and a connector having a connector pin inserted into a pin insert hole formed in the second FPCB.

A battery module includes a plurality of battery cells, and a module case configured to accommodate the plurality of battery cells, the module case being filled with an insulating oil therein to a predetermined height. The insulating oil fills the inside of the module case in an amount covering an entire volume of the battery cells, and the insulating oil is disposed so as to be spaced apart from an inner wall of one side of the module case by a predetermined distance.

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

Disclosed is a terminal cover, which covers a terminal of a battery pack and is detachably mounted to the battery pack. The terminal cover includes a cover body coupled to a pack case of the battery pack by hook coupling, and a detachment guide unit provided at both side surfaces of the cover body to allow the hook coupling of the cover body to be released based on pressing by a user.

Terminal cover and battery pack comprising same

A battery module includes a plurality of battery cells stacked on each other, a heatsink configured to cool the plurality of battery cells, a module case having one side to which the heatsink is mounted, the module case being configured to accommodate the plurality of battery cells, and a thermal resin disposed inside the module case. The thermal resin is filled in the module case to cover at least a portion of electrode leads of the plurality of battery cells, and the thermal resin extends alongside the heatsink.

Battery module and battery pack comprising same battery module

Growing community of inventors

Daejeon, South Korea

Jun-Yeob Seong