LG Energy Solution, Ltd. patent applications on July 11th, 2024

From WikiPatents
Jump to navigation Jump to search

Patent Applications by LG Energy Solution, Ltd. on July 11th, 2024

LG Energy Solution, Ltd.: 50 patent applications

LG Energy Solution, Ltd. has applied for patents in the areas of H01M10/04 (9), H01M4/36 (7), H01M4/02 (7), H01M50/211 (6), H01M10/42 (6) H01M4/364 (3), H01M50/242 (2), H01M4/525 (2), G01R31/396 (2), H01M50/383 (2)

With keywords such as: battery, electrode, assembly, module, positive, including, cell, plate, material, and secondary in patent application abstracts.



Patent Applications by LG Energy Solution, Ltd.

20240226951. Insulating Liquid Supply Apparatus_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Joon Sun Park of Daejeon (KR) for lg energy solution, ltd., Guk Tae Kim of Daejeon (KR) for lg energy solution, ltd., Man Hyeong Kim of Daejeon (KR) for lg energy solution, ltd., Min Hyuck Choi of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): B05C11/10, B05C5/02

CPC Code(s): B05C11/10



Abstract: an insulating liquid supplying device includes an insulating liquid tank for receiving insulating liquid, a slot die for discharging insulating liquid to the outside, and an insulating liquid header located at the upper part of the slot die for conveying insulating liquid transferred from the insulating liquid tank to the slot die. a pipe connecting the insulating liquid tank, slot die, and insulating liquid header permits transfer of the insulating liquid, and a transfer pump is provided in the pipe to transfer insulating liquid from the insulating liquid tank to the slot die.


20240227565. Vehicle Data Managing Server, Platform Managing Server and Service Server, and Service Providing System Associated With Autonomous Driving Platform_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jin Woo Lee of Daejeon (KR) for lg energy solution, ltd., Dong Myung Kim of Daejeon (KR) for lg energy solution, ltd., Hyuk Sung Chung of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): B60L3/00, B60L7/18, B60W50/06, G05B17/02

CPC Code(s): B60L3/0046



Abstract: a service providing system associated with an autonomous driving platform is provided. a service providing system associated with a simulation platform is provided. the service providing system includes a platform managing server configured to manage the simulation platform that provides simulation related to a driving environment of a vehicle, a vehicle data managing server configured to acquire vehicle data including driving data related to driving of the vehicle and battery data related to a state of a battery of the vehicle and provide a simulation request based on the vehicle data and the vehicle data to the simulation platform, and a service server configured to manage energy management software that provides energy management data to the simulation platform in association with the simulation platform.


20240228214. Electrode Running Roller and Notching Device Comprising the Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Younghak Lee of Daejeon (KR) for lg energy solution, ltd., Jun Wan Kim of Deajeon (KR) for lg energy solution, ltd., Hak Sik Lee of Deajeon (KR) for lg energy solution, ltd.

IPC Code(s): B65H27/00, H01M4/04

CPC Code(s): B65H27/00



Abstract: the present invention provides an electrode running roller which causes an electrode sheet in which a current collector is coated with an electrode active material to run, wherein the running roller includes a cylindrical section, and a tapered section extending from one end portion of the cylindrical section, and the tapered section has a shape in which an outer diameter gradually decreases toward a distal end portion of the tapered section.


20240228325. Positive Electrode Active Material for Lithium Secondary Battery, Method for Manufacturing the Same, and Positive Electrode and Lithium Secondary Battery Comprising the Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Eun-Sol Lho of Daejeon (KR) for lg energy solution, ltd., Joong-Yeop Do of Daejeon (KR) for lg energy solution, ltd., Kang-Joon Park of Daejeon (KR) for lg energy solution, ltd., Gi-Beom Han of Daejeon (KR) for lg energy solution, ltd., Min Kwak of Daejeon (KR) for lg energy solution, ltd., Sang-Min Park of Daejeon (KR) for lg energy solution, ltd., Dae-Jin Lee of Daejeon (KR) for lg energy solution, ltd., Sang-Wook Lee of Daejeon (KR) for lg energy solution, ltd., Wang-Mo Jung of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): C01G53/00, H01M10/052

CPC Code(s): C01G53/50



Abstract: a positive electrode active material for a lithium secondary battery has secondary micro particles having an average particle size (d50) of 1 to 10 �m formed by agglomeration of primary macro particles having an average particle size (d50) of 0.5 to 3 �m and a lithium-m oxide coating layer on all or part of a surface, wherein m is at least one selected from the group consisting of boron, cobalt, manganese and magnesium. the secondary macro particles have an average particle size (d50) of 5 to 20 �m formed by agglomeration of primary micro particles having a smaller average particle size (d50) than the primary macro particles. the primary macro particles and the primary micro particles are represented by linicomnqo, wherein 1.0≤a≤1.5, 0<b<0.2, 0<c<0.2, 0≤d≤0.1, 0<b+c+d≤0.2, −0.1≤�≤1.0, and q is at least one type of metal selected from the group consisting of al, mg, v, ti and zr.


20240230444. BATTERY CELL INTERNAL PRESSURE MEASUREMENT APPARATUS_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): In-Seob HWANG of Daejeon (KR) for lg energy solution, ltd., Kyung-Min LEE of Daejeon (KR) for lg energy solution, ltd., Chang-Hyun HWANG of Daejeon (KR) for lg energy solution, ltd., Bong-Hyun JEONG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G01L19/00

CPC Code(s): G01L19/0092



Abstract: a battery cell internal pressure measurement apparatus for measuring an internal pressure of at least one battery cell according to an example embodiment of the present disclosure may include a jig housing configured to accommodate the at least one battery cell, and a jig cover coupled to the jig housing and configured to cover the at least one battery cell. the at least one cell groove into which the at least one battery cell is inserted may be formed at a bottom of the jig housing.


20240230744. Contact Device and Characteristic Measuring Device Including the Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Ho Jung Lee of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G01R31/12

CPC Code(s): G01R31/1263



Abstract: a contact device and a characteristic measuring device including the same includes: a body part in which a connection hole having a shape passing through the body part from one surface toward the other surface is defined; a connection part including a first shaft provided at one side and connected to the connection hole, and a second shaft provided to be parallel to the first shaft at the other side; and a contact part having a coupling hole, the coupling hole having a shape passing through the contact part so that the second shaft is coupled therethrough, and the other side provided with a terminal in contact with the cell. the connection part is rotatable with respect to the body part by the first shaft, and the contact part is rotatable with respect to the connection part by the second shaft.


20240230775. BATTERY DIAGNOSIS METHOD AND BATTERY SYSTEM APPLYING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sung Ju HONG of Daejeon (KR) for lg energy solution, ltd., Geon CHOI of Daejeon (KR) for lg energy solution, ltd., Dong Hyun KIM of Daejeon (KR) for lg energy solution, ltd., Hyo Seong AN of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G01R31/389, G01R31/3842, G01R31/396

CPC Code(s): G01R31/389



Abstract: the battery diagnosis method includes calculating, by a battery management system (bms), a plurality of direct current internal resistances (dcirs) respectively with respect to a plurality of battery cells based on a plurality of cell voltages and a plurality of cell currents, deriving, by the bms, an entire representative value of the plurality of dcirs, calculating, by the bms, a multi-parallel ideality factor based on a parallel connection number, calculating, by the bms, a dispersion of the plurality of dcirs based on the plurality of dcirs and the entire representative values of the plurality of dcirs, calculating, by the bms, an upper limit threshold value of a normal range, and deriving, by the bms, the normal range based on the upper limit threshold value, and diagnosing a state of a battery pack including the plurality of battery cells according to the normal range.


20240230784. Battery Diagnosis Apparatus, Battery Pack, Electric Vehicle, And Battery Diagnosis Method_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Yong-Chul Sung of Daejeon (KR) for lg energy solution, ltd., Cheol-Taek Kim of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G01R31/396, G01R31/3835, G01R31/52

CPC Code(s): G01R31/396



Abstract: a battery diagnosis apparatus includes a battery monitor to detect a voltage of each of a plurality of battery cells included in a battery module; and a control circuit to determine a latest value of a first voltage deviation indicating a difference between a voltage behavior of each battery cell and an average voltage behavior of the plurality of battery cells over a relaxation period from a start time of a resting event.


20240230785. METHOD OF SETTING INFORMATION ABOUT BATTERY PACK AND BATTERY SYSTEM TO WHICH THE METHOD IS APPLIED_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jeong Seok KI of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G01R31/396, G01R31/374, G01R31/3835, H01M10/42, H01M10/48

CPC Code(s): G01R31/396



Abstract: a method of setting information about a battery pack includes deriving, by a main control unit (mcu), information about a number of a plurality of battery cells based on a set resistance value connected to an input terminal of the mcu; when the derived number of the plurality of battery cells and a set maximum number n of cells are not the same, changing, by the mcu, a cell parameter indicating the number of battery cells from the maximum number of cells to the derived number of the plurality of battery cells; transmitting, by the mcu, a cell information request signal for requesting a number of cell voltages corresponding to the cell parameter to a battery monitoring integrated circuit (bmic) connected to the plurality of battery cells; and receiving, by the mcu, a plurality of battery cell voltage signals from the bmic.


20240231343. COATER SIMULATION TEST METHOD AND APPARATUS FOR SECONDARY BATTERY PRODUCTION_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Shinkyu KANG of Daejeon (KR) for lg energy solution, ltd., Min Yong KIM of Daejeon (KR) for lg energy solution, ltd., Hyeong Geun CHAE of Daejeon (KR) for lg energy solution, ltd., Youngduk KIM of Daejeon (KR) for lg energy solution, ltd., Nam Hyuck KIM of Daejeon (KR) for lg energy solution, ltd., Su Ho JEON of Daejeon (KR) for lg energy solution, ltd., Sung Nam CHO of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G05B19/418, H01M10/04

CPC Code(s): G05B19/41885



Abstract: the present disclosure relates to a simulation apparatus for secondary battery production. the simulation apparatus for secondary battery production comprises a memory configured to store at least one instruction and at least one processor configured to execute the at least one instruction stored in the memory to perform operations including: receiving information related to a user account of a user who uses a simulation apparatus related to secondary battery production; executing an apparatus operating unit including a 3d coater related to secondary battery production, a facility operating unit including a plurality of adjustment parameters for determining operation of the 3d coater, and a quality checking unit including quality information related to quality of a material produced by the 3d coater when information related to the user account is received.


20240232462. SLITTER SIMULATION DEVICE AND METHOD FOR SECONDARY BATTERY PRODUCTION_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Gyeong Yun JO of Daejeon (KR) for lg energy solution, ltd., Han Seung KIM of Daejeon (KR) for lg energy solution, ltd., Youngduk KIM of Daejeong (KR) for lg energy solution, ltd., Su Ho JEON of Daejeong (KR) for lg energy solution, ltd., Junhyeok JEON of Daejeong (KR) for lg energy solution, ltd., Shinkyu KANG of Daejeong (KR) for lg energy solution, ltd., Sung Nam Nam CHO of Daejeong (KR) for lg energy solution, ltd.

IPC Code(s): G06F30/20

CPC Code(s): G06F30/20



Abstract: a slitter simulation device for secondary battery production includes a memory and a processor configured to execute at least one instruction stored in the memory to perform operations. the operations include executing a device operator comprising a 3d slitter associated with secondary battery production and quality information related to quality of a material generated by the 3d slitter, executing a facility operator comprising a plurality of adjustment parameters for determining an operation of the 3d slitter and a plurality of operation buttons for driving the 3d slitter, obtaining one of first user behavior information obtained through the device operator, first button manipulation information obtained through the facility operator, or first user condition information obtained through the facility operator, determining the operation of the 3d slitter based on one of first user behavior information, first button manipulation information, or first user condition information, and executing the operation of the 3d slitter.


20240232758. APPARATUS AND METHOD FOR ESTABLISHING PRODUCTION PLAN_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Youngjae LEE of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G06Q10/0633

CPC Code(s): G06Q10/0633



Abstract: discussed are a production planning apparatus and a method that include operations to obtain at least one piece of information related to production of a product, create a simulation model to which the digital twin technology is applied, and establish a production plan for each unit process for the production of the product based on the at least one information, and may execute a simulation according to the production plan using the simulation model and analyze the result data from the simulation to verify and optimize the production plan, thereby providing an apparatus and a method for establishing a production plan with low-cost, high-efficiency, and high-reliability that minimizes an amount of a work-in-progress between each process, minimizes a waiting time of the work-in-progress, and minimizes a possibility of quality defect occurrence.


20240233455. Vehicle Data Managing Server, Platform Managing Server and Service Server, and Service Providing System Associated with Autonomous Driving Platform_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jin Woo Lee of Daejeon (KR) for lg energy solution, ltd., Dong Myung Kim of Daejeon (KR) for lg energy solution, ltd., Hyuk Sung Chung of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): G07C5/00, B60L53/80, B60L58/12, G06F8/65

CPC Code(s): G07C5/008



Abstract: a system includes a platform managing server configured to manage an autonomous driving platform of a vehicle, wherein the autonomous driving platform supports autonomous driving of the vehicle, a vehicle data managing server configured to acquire vehicle data including driving data related to driving of the vehicle and battery data related to a state of a battery of the vehicle and provide the vehicle data to the platform managing server upon occurrence of a predefined event, and a service server configured to manage energy management software for providing one or more energy management services to the autonomous driving platform.


20240234678. Electrode Sheet Drying Apparatus, Electrode Sheet Manufacturing System Comprising Same, and Electrode Sheet Drying Method_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Soon Sik Choi of Daejeon (KR) for lg energy solution, ltd., Oh Cheol Kwon of Daejeon (KR) for lg energy solution, ltd., Ji Hwan Kim of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/04, F26B13/20

CPC Code(s): H01M4/0471



Abstract: an electrode sheet drying equipment, an electrode sheet manufacturing system including the same, and an electrode sheet drying method including an air-floating roller disposed downstream of a drying oven, and the air-floating roller is configured to spray hot air through multiple air spraying holes formed on the outer circumferential surface. accordingly, the electrode sheet discharged from the drying oven in a partially undried state can be additionally dried, thereby preventing contamination of a transfer roller and/or equipment of the subsequent process.


[[20240234684. METHOD FOR PREPARING CARBON NANOSTRUCTURE COMPRISING MOLYBDENUM DISULFIDE, LITHIUM SECONDARY BATTERY CATHODE COMPRISING CARBON NANOSTRUCTURE COMPRISING MOLYBDENUM DISULFIDE, PREPARED THEREBY, AND LITHIUM SECONDARY BATTERY COMPRISING SAME_simplified_abstract_(lg energy solution, ltd.)]]

Inventor(s): Seongji YE of Daejeon (KR) for lg energy solution, ltd., Kwonnam SOHN of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/1397, C01G39/06, H01M4/04, H01M4/136, H01M4/36, H01M4/583, H01M10/0525

CPC Code(s): H01M4/1397



Abstract: a method for preparing a carbon nanostructure including molybdenum disulfide is discussed. more particularly, a method is discussed for preparing a carbon nanostructure in which molybdenum disulfide is located on the surface by melt diffusion and heat treatment of a mixture of a molybdenum precursor, a carbon nanostructure, and sulfur. also, a positive electrode of a lithium secondary battery including a carbon nanostructure including molybdenum disulfide as an additive, and a lithium secondary battery including the same. in the case of the lithium secondary battery including the positive electrode to which the carbon nanostructure including molybdenum disulfide was applied, the carbon nanostructure including the molybdenum disulfide adsorbs lithium polysulfide (lips) generated during the charging/discharging process of the lithium secondary battery, thereby increasing the charging/discharging efficiency of the battery and improving lifetime characteristics.


20240234685. POSITIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Ran CHOI of Daejeon (KR) for lg energy solution, ltd., Kwonnam SOHN of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/36, H01M4/02, H01M4/58, H01M4/583, H01M10/052

CPC Code(s): H01M4/362



Abstract: the present disclosure relates to a positive electrode for a lithium secondary battery comprising mostreated with a base as an additive for a positive electrode active material layer, and a lithium secondary battery comprising the same.


20240234687. POSITIVE ELECTRODE INCLUDING SULFUR-CARBON COMPOSITE AND LITHIUM-ION SECONDARY BATTERY INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): In-Tae PARK of Daejeon (KR) for lg energy solution, ltd., Yong-Hwi KIM of Daejeon (KR) for lg energy solution, ltd., Seong-Hyo PARK of Daejeon (KR) for lg energy solution, ltd., Myeong-Jun SONG of Daejeon (KR) for lg energy solution, ltd., Hyun-Soo LEE of Daejeon (KR) for lg energy solution, ltd., Ran CHOI of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/36, H01M4/136, H01M4/58, H01M4/587

CPC Code(s): H01M4/364



Abstract: disclosed is a positive electrode for a lithium-sulfur battery, including a sulfur-carbon composite as a positive electrode active material. the sulfur-carbon composite includes a porous carbonaceous material having a high specific surface area, and the total pore volume in the carbonaceous material and a volume of pores having a specific diameter are controlled to specific ranges. also disclosed is a lithium-sulfur battery using the sulfur-carbon composite. the lithium-sulfur battery shows reduced initial irreversible capacity and improved output characteristics and life characteristics.


20240234688. POSITIVE ELECTRODE FOR SECONDARY BATTERY INCLUDING NEW DISPERSANT, ELECTRODE ASSEMBLY, AND SECONDARY BATTERY COMPRISING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jaekyo NOH of Daejeon (KR) for lg energy solution, ltd., Kwan Soo LEE of Daejeon (KR) for lg energy solution, ltd., Seongmo KOO of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/36, H01M4/02, H01M4/505, H01M4/525, H01M4/62, H01M10/052, H01M10/0587

CPC Code(s): H01M4/364



Abstract: a positive electrode for a secondary battery, including a positive electrode mixture layer present on at least one surface of a current collector. the positive electrode mixture layer includes a positive electrode active material, a conductive material, a binder, and a dispersant. the dispersant includes a mixture of a butadiene-acrylonitrile-containing first dispersant and a styrene-ethylene oxide-containing second dispersant. the dispersant is present in an amount of 0.1% by weight or more to less than 0.3% by weight based on the total weight of the positive electrode mixture layer, an electrode assembly and a secondary battery comprising the same.


20240234690. NEGATIVE ELECTRODE COMPOSITION, METHOD FOR PREPARING SAME, NEGATIVE ELECTRODE AND LITHIUM SECONDARY BATTERY COMPRISING SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Su Min Lee of Daejeon (KR) for lg energy solution, ltd., Sung Young Shin of Daejeon (KR) for lg energy solution, ltd., Yong Ju Lee of Daejeon (KR) for lg energy solution, ltd., Bumgi Heo of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/36, H01M4/04, H01M4/38, H01M4/583, H01M10/04, H01M10/052

CPC Code(s): H01M4/364



Abstract: a negative electrode composition, a negative electrode for a lithium secondary battery including the same, a lithium secondary battery, and a method for preparing the negative electrode composition are provided. the negative electrode composition comprises a silicon carbon composite, a graphite, and a negative electrode conductive material, wherein a bet specific surface area of the silicon carbon composite is larger than a bet specific surface area of the graphite.


20240234702. NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING SAME, SECONDARY BATTERY COMPRISING SAME, AND METHOD FOR MANUFACTURING NEGATIVE ELECTRODE ACTIVE MATERIAL_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): ILGEUN OH of Daejeon (KR) for lg energy solution, ltd., Junghyun CHOI of Daejeon (KR) for lg energy solution, ltd., Sun Young SHIN of Daejeon (KR) for lg energy solution, ltd., Semi PARK of Daejeon (KR) for lg energy solution, ltd., Yong Ju LEE of Daejeon (KR) for lg energy solution, ltd., Heeyeon PARK of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/36, H01M4/02, H01M4/38, H01M4/48, H01M4/583

CPC Code(s): H01M4/366



Abstract: a negative electrode active material, a negative electrode including the same, a secondary battery including the same and a method for preparing the negative electrode active material are disclosed. the negative electrode active material includes silicon-containing particles including sio, wherein 0<x<2, and li and having a first carbon layer on at least a portion of a surface of the silicon-containing particles; and a second carbon layer on (a) at least a portion of the si-containing particle, (b) at least a portion of the first carbon layer, or (c) at least a portion of the si-containing particle and at least a portion of the first carbon layer. a ratio of d band peak intensity to g band peak intensity (d/g band ratio) is 1.0 or more during analysis by raman spectroscopy.


20240234719. Positive Electrode Active Material For Lithium Secondary Battery And Preparation Method Thereof_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Tae Gu Yoo of Daejeon (KR) for lg energy solution, ltd., Younguk Park of Daejeon (KR) for lg energy solution, ltd., Jintae Hwang of Daejeon (KR) for lg energy solution, ltd., Wang Mo Jung of Daejeon (KR) for lg energy solution, ltd., Sungbin Park of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/525, C01G53/00, H01M4/02, H01M4/505, H01M10/0525

CPC Code(s): H01M4/525



Abstract: a positive electrode active material in the form of a single particle and a lithium secondary battery containing the positive electrode active material thereof are provided. the positive electrode active material has a nickel-based lithium composite metal oxide single particle. the single particle includes a metal doped in the crystal lattice thereof. the single particle includes, in the crystal lattice, a surface part having a rock salt structure, a spinel structure, or a mixed structure thereof from a surface of the single particle to a depth of 0.13% to 5.26% of a radius of the single particle, and a central part having a layered structure from an interface with the surface part thereof to the center part of the single particle.


20240234720. Positive Electrolyte Active Material for Secondary Battery, Preparation Method Thereof, and Lithium Secondary Battery Including Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sang Min Park of Daejeon (KR) for lg energy solution, ltd., Ji Hye Kim of Daejeon (KR) for lg energy solution, ltd., Tae Gu Yoo of Daejeon (KR) for lg energy solution, ltd., Wang Mo Jung of Daejeon (KR) for lg energy solution, ltd., Gi Beom Han of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/525, C01G53/00, H01M4/02, H01M4/04, H01M4/505, H01M10/0525

CPC Code(s): H01M4/525



Abstract: a lithium composite transition metal oxide includes nickel (ni), cobalt (co), and manganese (mn), wherein the lithium composite transition metal oxide includes two or more elements selected from the group consisting of zr, al, v, co, and mg and additional two or more elements selected from the group consisting of ti, y, sr, nb, ba, and ca, and the lithium composite transition metal oxide is in a form of a particle having a crystallite size of 170-300 nm.


20240234723. LITHIUM SECONDARY BATTERY WITH EASY STATE OF CHARGE ESTIMATION_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Young Jun KO of Daejeon (KR) for lg energy solution, ltd., Joo Hwan SUNG of Daejeon (KR) for lg energy solution, ltd., Kyung Hwan JUNG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M4/58, G01R31/382, H01M4/02, H01M4/131, H01M4/136, H01M4/36, H01M4/505, H01M4/525, H01M10/0525, H01M10/42, H01M50/103

CPC Code(s): H01M4/5825



Abstract: a positive electrode for a lithium secondary battery includes a positive electrode current collector and a plurality of positive electrode mixture layers on the first electrode mixture layer. each of the plurality of positive electrode mixture layers includes a first positive electrode active material comprising an iron phosphate compound, and a second positive electrode active material comprising a lithium composite metal oxide. a first positive electrode mixture layer of the n positive electrode mixture layers is in contact with the positive electrode current collector. a content ratio of the second positive active material in each of the n positive mixture layers decreases from the first positive electrode mixture layer to npositive electrode mixture layer of the n positive electrode mixture layers.


20240234782. Gripper and Secondary Battery Transfer Device Including the Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Chang Ha Woo of Daejeon (KR) for lg energy solution, ltd., Jeong Gyu Baek of Daejeon (KR) for lg energy solution, ltd., Chang Min Ji of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/04, H01M50/105, H01M50/178

CPC Code(s): H01M10/0404



Abstract: a secondary battery transfer device includes a gripper that transfers a secondary battery. the gripper securely grasps the secondary battery including a pouch, which includes an accommodation part in which an electrode assembly is accommodated, a gas pocket part extending from the accommodation part, and an electrode lead protruding from the pouch. the gripper includes at least one electrode lead fixing part that grasps and holds the electrode lead, and at least one gas pocket fixing part that grasps and holds the gas pocket part.


20240234786. BUTTON-TYPE SECONDARY BATTERY_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min Gyu KIM of Daejeon (KR) for lg energy solution, ltd., Joo Hwan SUNG of Daejeon (KR) for lg energy solution, ltd., Min Su CHO of Daejeon (KR) for lg energy solution, ltd., Geun Young PARK of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/04, H01M10/658, H01M50/109, H01M50/169, H01M50/417, H01M50/474

CPC Code(s): H01M10/0427



Abstract: a disclosed button type secondary battery may include an electrode assembly, in which electrodes and separators are alternately disposed; a can body into which the electrode assembly is inserted, a base plate in which a through-hole is formed and which covers an opening of an upper end of the can body and is bonded to the can body, an electrode terminal of which at least a portion is inserted into the through-hole of the base plate and which covers the through-hole, an insulating gasket configured to insulate the electrode terminal and the base plate from each other, and an insulating sheet disposed on a bottom surface of the base plate to insulate the base plate and the electrode assembly from each other, wherein the bottom surface of the insulating sheet is disposed closer to the electrode assembly than a bottom surface of the electrode terminal is.


20240234787. REFORM PIN_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Taemin LEE of Daejeon (KR) for lg energy solution, ltd., Yongnam KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/04, H01M10/0587

CPC Code(s): H01M10/0431



Abstract: a reform pin is provided in which one end of a head portion extending from a body portion is provided thicker than the body portion, so that a contact surface with an inner surface of an electrode assembly is reduced when an inserted reform pin is removed from the electrode assembly, thereby stably removing the reform pin without lifting of a separation membrane. in addition, a vertex of the head portion is formed to be inclined to one side, such that it is possible to provide a high-performance and highly reliable reform pin that may be easily inserted while avoiding the separation membrane in which a lifting phenomenon occurs when the reform pin is inserted into the hollow portion of the electrode assembly.


20240234833. LITHIUM SECONDARY BATTERY WITH A SI-BASED NEGATIVE ELECTRODE MATERIAL AND INCLUDING NICKEL AS A POSITIVE ELECTRODE MATERIAL_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jeeeun KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/42, H01M4/02, H01M4/131, H01M4/525, H01M4/62, H01M10/052

CPC Code(s): H01M10/4235



Abstract: disclosed is a lithium secondary battery, where the positive electrode includes a positive electrode composition including a positive electrode active material comprising a single particle positive electrode material and a sacrificial positive electrode material represented by linio(0<a1<7, 0<b1<15), as well as a positive electrode conductive material. the single particle positive electrode material comprises one or more of nickel, cobalt, manganese and/or aluminum and contains 80 mol % or more of the nickel in all metals except lithium, and the sacrificial positive electrode material is included in an amount of 0.1 part by weight or more and 5 parts by weight or less on the basis of 100 parts by weight of the positive electrode active material. the negative electrode includes a negative electrode active material comprising one or more selected from the group consisting of siox (0<x<2), and a carbon-based material.


20240234839. BATTERY SAFETY TEST DEVICE AND METHOD_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Won Hyeok LEE of Daejeon (KR) for lg energy solution, ltd., Hyung Jin HWANG of Daejeon (KR) for lg energy solution, ltd., Seong Ha CHA of Daejeon (KR) for lg energy solution, ltd., Ui Yong JEONG of Daejeon (KR) for lg energy solution, ltd., In Cheol SHIN of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/42, G01R31/36, G01R31/3842, G01R31/385, H01M10/48, H02J7/00

CPC Code(s): H01M10/4285



Abstract: the present invention provides a battery safety test device includes: a mechanical switch element having one end connected to either a battery positive or negative electrode and the other end connected to an electronic switching element; the electronic switching element having one end connected to the mechanical switch element and the other end connected to the other of the battery positive or negative electrode; a voltage sensor for measuring a voltage of the battery after the mechanical switch element and the electronic switching element are turned on; and a current sensor for measuring a current of the battery after the mechanical switch element and the electronic switching element are turned on.


20240234858. BATTERY PACK AND VEHICLE COMPRISING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sun-Woo YUN of Daejeon (KR) for lg energy solution, ltd., Sung-Tack HWANG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/653, H01M10/6551, H01M50/209, H01M50/507

CPC Code(s): H01M10/653



Abstract: disclosed are a battery pack and a vehicle comprising the same. the battery pack according to an embodiment of the present disclosure includes a battery module including a plurality of battery cells; a case in which the battery module is received; and a busbar unit connected to the battery module, wherein the busbar unit is used for electrical connection and heat dissipation.


20240234860. Battery Module, Battery Pack Comprising Battery Module and Vehicle Comprising Battery Pack_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Hyeon-Ki Yun of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/653, H01M10/42, H01M10/48, H01M50/211, H01M50/287, H01M50/293, H01M50/298, H01M50/507, H01M50/519, H01M50/569, H05K1/11

CPC Code(s): H01M10/653



Abstract: a battery module includes a battery cell assembly having a plurality of battery cells, a sensing assembly which covers a front and rear of the battery cell assembly when mounted thereto, a module case which receives the battery cell assembly and the mounted sensing assembly, and a thermally conductive adhesive interposed between an upper inner surface of the module case and an upper side of the battery cell assembly. the sensing assembly includes a first busbar frame assembly positioned at the front of the battery cell assembly, a second busbar frame assembly positioned at the rear of the battery cell assembly, and a sensing wire which connects the first and second busbar frame assemblies and runs across the upper side of the battery cell assembly in a diagonal direction. the thermally conductive adhesive is disposed on two sides of the sensing wire.


20240234864. COOLING MEMBER AND MANUFACTURING METHOD THEREOF, AND BATTERY PACK INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sanghyun YU of Daejeon (KR) for lg energy solution, ltd., Young Bum CHO of Daejeon (KR) for lg energy solution, ltd., Han Ki YOON of Daejeon (KR) for lg energy solution, ltd., Ji Won JEONG of Daejeon (KR) for lg energy solution, ltd., Hyeok NAMGOUNG of Daejeon (KR) for lg energy solution, ltd., Wonhoe KU of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/6556, H01M10/613, H01M10/6554, H01M10/6567

CPC Code(s): H01M10/6556



Abstract: a cooling member for cooling a battery cell includes an upper plate, a lower plate, and an in-out port for injecting cooling water into an inner space between the upper plate and the lower plate. the cooling member includes an indentation part formed by introducing the upper plate into the lower plate or introducing the lower plate into the upper plate. a first indentation part is formed in the edge part of the cooling member. a second indentation part is formed in the central part of the cooling member. a sealing pad is located between the upper plate and the lower plate that form the first indentation part.


20240234874. PRISMATIC SECONDARY BATTERY WITH BUILT-IN HEAT ABSORBER_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Chang Keun SON of Daejeon (KR) for lg energy solution, ltd., Jin Kyu LEE of Daejeon (KR) for lg energy solution, ltd., Won Pill HWANG of Daejeon (KR) for lg energy solution, ltd., Doo Han YOON of Daejeon (KR) for lg energy solution, ltd., Yong Ho LEE of Daejeon (KR) for lg energy solution, ltd., Sun Jae KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M10/6569, A62C3/16, H01M10/613, H01M10/647, H01M50/103, H01M50/119

CPC Code(s): H01M10/6569



Abstract: a prismatic secondary battery includes a case made of a metal, at least one electrode assembly accommodated in the case, at least one heat absorbing pouch in contact with the electrode assembly, and an electrolyte filling the case, wherein the heat absorbing pouch includes an absorbent material impregnated with a liquid vaporized by absorbing heat generated from the electrode assembly, and a pouch configured to seal and accommodate the absorbent material impregnated with the liquid.


20240234886. BATTERY PACK AND VEHICLE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Young-Jin KIM of Daejeon (KR) for lg energy solution, ltd., Yong-Shik SHIN of Daejeon (KR) for lg energy solution, ltd., Do-Wung SON of Daejeon (KR) for lg energy solution, ltd., Seung-Hyun YUN of Daejeon (KR) for lg energy solution, ltd., Byeong-Yoon JUNG of Daejeon (KR) for lg energy solution, ltd., Sung-Man CHOI of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/186, H01M50/244, H01M50/249

CPC Code(s): H01M50/186



Abstract: discussed is a battery pack that may include at least one battery module including at least one battery cell; a case tray configured to support the at least one battery module; a tray cover coupled to the case tray; and at least one bushing gasket configured to connect the case tray and the tray cover and to support the case tray on a plurality of points.


20240234898. BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Giyoung CHOI of Daejeon (KR) for lg energy solution, ltd., Suhang LEE of Daejeon (KR) for lg energy solution, ltd., Yongil KIM of Daejeon (KR) for lg energy solution, ltd., Dongwook KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/242, H01M50/211, H01M50/244

CPC Code(s): H01M50/242



Abstract: a battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; and a sliding plate that is arranged between battery cells adjacent to each other among the plurality of battery cells.


20240234901. Battery Pack and Device Including the Same_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jung Hoon Lee of Daejeon (KR) for lg energy solution, ltd., Dooseung Kim of Daejeon (KR) for lg energy solution, ltd., Jaehun Yang of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/242, H01M50/211, H01M50/264

CPC Code(s): H01M50/242



Abstract: a battery pack according to one embodiment of the present disclosure includes a battery module including a plurality of battery cells; a pack case that houses the battery module; and a pair of pressure members that are arranged in the pack case, wherein the battery module is located between the pair of pressure members. the battery module is forcibly inserted between the pair of pressure members, and configured such that a pressing force is applied to the battery module by the pair of pressure members.


20240234904. BATTERY MODULE HAVING IMPROVED SAFETY AND ASSEMBLABILITY_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Ju-Hun PARK of Daejeon (KR) for lg energy solution, ltd., Jun-Yeob SEONG of Daejeon (KR) for lg energy solution, ltd., Hye-Mi JUNG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/258, H01M50/249, H01M50/367

CPC Code(s): H01M50/258



Abstract: a battery module has improved assemblability and safety. a battery module includes at least one battery cell, and a module frame including a plurality of unit frames that are inserted and coupled to each other, an inner space in which the cell assembly is accommodated, and a venting channel provided in an overlapping portion formed through the insertion.


20240234920. BATTERY PACK AND DEVICE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Juhwan SHIN of Daejeon (KR) for lg energy solution, ltd., Changhyeon YANG of Daejeon (KR) for lg energy solution, ltd., Haejin KIM of Daejeon (KR) for lg energy solution, ltd., Hyoungsuk LEE of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/291, H01M50/143, H01M50/211, H01M50/271

CPC Code(s): H01M50/291



Abstract: a battery pack includes battery modules having a plurality of battery cells; and a pack frame for housing the battery modules. inside the pack frame, the battery modules are arranged in a row along the width direction to form a battery module group, and inside the battery module, the battery cells are stacked along the width direction to form a battery cell stack. a cover member for covering the entire upper surface of the battery module group is located between the upper surface of the battery module group and the pack frame.


20240234930. BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Kwangmo KIM of Daejeon (KR) for lg energy solution, ltd., Hyemi JUNG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/333, H01M50/211, H01M50/325

CPC Code(s): H01M50/333



Abstract: a battery module includes a battery cell stack in which a plurality of battery cells are stacked; a module frame that houses the battery cell stack; and end plates arranged on both sides of the battery cell stack. at least one of the module frame and the end plate is formed with a venting part that discharges gas in one direction. the opening/closing of the venting part are adjusted according to the pressure rise inside the module frame.


20240234931. BATTERY, AND BATTERY PACK AND VEHICLE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min-Ki JO of Daejeon (KR) for lg energy solution, ltd., Bo-Hyun KANG of Daejeon (KR) for lg energy solution, ltd., Do-Gyun KIM of Daejeon (KR) for lg energy solution, ltd., Geon-Woo MIN of Daejeon (KR) for lg energy solution, ltd., Su-Ji CHOI of Daejeon (KR) for lg energy solution, ltd., Kwang-Su HWANGBO of Daejeon (KR) for lg energy solution, ltd., Jae-Woong KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/342, H01M10/04, H01M50/107, H01M50/167, H01M50/213, H01M50/249, H01M50/507, H01M50/559, H01M50/583

CPC Code(s): H01M50/3425



Abstract: a battery includes an electrode assembly defining a core and an outer circumference by winding a first electrode, a second electrode, and a separator interposed therebetween around a winding center, each of the first electrode and the second electrode includes a first uncoated portion and a second uncoated portion on which an active material layer is not coated along the winding direction; a battery housing accommodating the electrode assembly through an opening formed on one side thereof; a cap including a venting portion, covering the opening, and electrically connected to the battery housing and the first uncoated portion; and a battery terminal penetrating one surface of the battery housing and electrically connected to the second uncoated portion.


20240234934. BATTERY PACK, AND ENERGY STORAGE SYSTEM AND VEHICLE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sung-Goen HONG of Daejeon (KR) for lg energy solution, ltd., Seung-Hyun KIM of Daejeon (KR) for lg energy solution, ltd., Young-Hoo OH of Daejeon (KR) for lg energy solution, ltd., Seung-Min OK of Daejeon (KR) for lg energy solution, ltd., Sang-Hyun JO of Daejeon (KR) for lg energy solution, ltd., Young-Bum CHO of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/367, H01M50/211, H01M50/249, H01M50/251, H01M50/383

CPC Code(s): H01M50/367



Abstract: a battery pack includes a battery module assembly having at least one battery cell, a pack case configured to accommodate the battery module assembly, and a barrier unit provided on at least one side of the pack case, configured to discharge a vent gas in the pack case to the outside of the pack case and having at least one blocking baffle disposed obliquely to have a predetermined inclination angle.


20240234939. BATTERY MODULE AND BATTERY PACK COMPRISING SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sun Jung LEE of Daejeon (KR) for lg energy solution, ltd., Tae Kyeong LEE of Daejeon (KR) for lg energy solution, ltd., Hyoung Suk LEE of Daejeon (KR) for lg energy solution, ltd., Soon Chang HONG of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/383, H01M10/653, H01M50/204, H01M50/289, H01M50/30, H01M50/505

CPC Code(s): H01M50/383



Abstract: a battery module includes a battery cell assembly formed by stacking two or more columns of longitudinal unit cells, each of which is composed of two or more battery cells arranged in a line in a longitudinal direction and connected, a hollow center guard disposed at a connection position of end portions of the battery cells, which face each other in the longitudinal direction, in the longitudinal unit cell, and a module case in which the battery cell assembly and the hollow center guard are accommodated, wherein a first venting hole communicating with a hollow of the hollow center guard is provided in a sidewall of the hollow center guard, and a second venting hole communicating with the hollow of the hollow center guard is provided in the module case configured to cover an upper portion of the hollow center guard. a battery pack includes the battery module.


20240234941. BATTERY PACK_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jae Hyun LEE of Daejeon (KR) for lg energy solution, ltd., Ju Hwan SHIN of Daejeon (KR) for lg energy solution, ltd., Hyoung Suk LEE of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/383, H01M10/48, H01M50/204, H01M50/289, H01M50/367, H01M50/375

CPC Code(s): H01M50/383



Abstract: a battery pack includes a pack case including a base plate including a plurality of module regions each having the battery module located therein, a side wall extending along an edge of the base plate and vertically coupled to the base plate to surround the module regions, and a partition wall coupled to the side wall and configured to partition the base plate to form the plurality of module regions, wherein the side wall includes a gas-filled part that is filled with a high-pressure extinguishing gas therein and corresponds to the module region, a discharge port that is open to allow the gas-filled part to communicate with the module region, and a sealing plate coupled to the discharge port to seal the extinguishing gas, wherein the sealing plate is coupled to the discharge port so as to be separable in response to a temperature change in the module region.


20240234958. BATTERY, AND BATTERY PACK AND VEHICLE COMPRISING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min-Ki JO of Daejeon (KR) for lg energy solution, ltd., Bo-Hyun KANG of Daejeon (KR) for lg energy solution, ltd., Do-Gyun KIM of Daejeon (KR) for lg energy solution, ltd., Su-Ji CHOI of Daejeon (KR) for lg energy solution, ltd., Kwang-Su HWANGBO of Daejeon (KR) for lg energy solution, ltd., Hae-Jin LIM of Daejeon (KR) for lg energy solution, ltd., Jae-Won LIM of Daejeon (KR) for lg energy solution, ltd., Hak-Kyun KIM of Daejeon (KR) for lg energy solution, ltd., Je-Jun LEE of Daejeon (KR) for lg energy solution, ltd., Ji-Min JUNG of Daejeon (KR) for lg energy solution, ltd., Geon-Woo MIN of Daejeon (KR) for lg energy solution, ltd., Jae-Woong KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/474, H01M10/04, H01M50/107, H01M50/152, H01M50/167, H01M50/213, H01M50/342, H01M50/507, H01M50/509, H01M50/533, H01M50/538

CPC Code(s): H01M50/474



Abstract: a battery includes an electrode assembly including a first electrode, a second electrode and a separator between the first electrode and the second electrode, the first electrode, the second electrode and the separator being wound around a winding axis to define a core and an outer peripheral surface. the first electrode and the second electrode include a first uncoated region and a second uncoated region along a winding direction, respectively, and an active material layer coating is absent in the first uncoated region and the second uncoated region. the battery further includes a housing receiving the electrode assembly through an opening formed at a bottom, a first current collector coupled to the first uncoated region and disposed within the housing, a cap covering the opening, a spacer interposed between the cap and the electrode assembly to fix the electrode assembly and seal the housing, and a terminal electrically connected to the second uncoated region.


20240234963. CYLINDRICAL SECONDARY BATTERY MODULE, AND SECONDARY BATTERY PACK AND VEHICLE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min-Su SON of Daejeon (KR) for lg energy solution, ltd., Jun-Beom CHO of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/516, H01M50/213, H01M50/505

CPC Code(s): H01M50/516



Abstract: a cylindrical secondary battery module includes a plurality of cylindrical secondary battery cells having an electrode assembly and an electrolyte accommodated therein; a cell frame in which the plurality of cylindrical secondary battery cells are disposed; and a bus bar coupled to each of a plurality of cylindrical secondary battery cells and having a plurality of welding portions thereon. among the plurality of welding portions, the welding portions spaced apart at larger intervals are welded to each other.


20240234974. CYLINDRICAL SECONDARY BATTERY TO WHICH LASER WELDING IS APPLIED AND FABRICATING METHOD THEREOF, BATTERY PACK AND VEHICLE INCLUDING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min-Woo KIM of Daejeon (KR) for lg energy solution, ltd., Do-Gyun KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/536, H01M10/0587, H01M50/107, H01M50/213, H01M50/528, H01M50/533, H01M50/559, H01M50/567

CPC Code(s): H01M50/536



Abstract: discussed is a secondary battery including an electrode assembly having a first electrode plate, a second electrode plate, and a separator interposed therebetween, the first electrode plate including an uncoated portion, the second electrode plate including an uncoated portion, the electrode assembly having a winding center hole; a battery can to accommodate the electrode assembly through an open portion; a sealing body to seal the open portion; a first current collector plate connected to the uncoated portion of the first electrode plate; an electrode terminal riveted through a through hole and connected to the first current collector plate; and a laser welding portion formed on a contact surface of the first current collector plate and the electrode terminal, wherein the laser welding portion is located at an overlapping area of the winding center hole, the first current collector plate and the electrode terminal.


20240234985. BUTTON TYPE SECONDARY BATTERY_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Min Gyu KIM of Daejeon (KR) for lg energy solution, ltd., Joo Hwan SUNG of Daejeon (KR) for lg energy solution, ltd., Min Su CHO of Daejeon (KR) for lg energy solution, ltd., Geun Young PARK of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/59, H01M10/04, H01M10/42, H01M50/109, H01M50/169, H01M50/559, H01M50/586

CPC Code(s): H01M50/59



Abstract: a disclosed button type secondary battery having a diameter greater than a height thereof may include: an electrode assembly, in which electrodes and separators are alternately disposed; a can body into which the electrode assembly is inserted; a base plate in which a through-hole is formed and which covers an opening of an upper end of the can body and is bonded to the can body; an electrode terminal of which at least a portion is inserted into the through-hole of the base plate and which covers the through-hole; an insulating gasket configured to insulate the electrode terminal and the base plate from each other; an insulating sheet disposed on a bottom surface of the base plate to insulate the base plate and the electrode assembly from each other; and a shield member disposed on an upper end of an edge portion of the electrode assembly.


20240234990. JELLY-ROLL ELECTRODE ASSEMBLY AND SECONDARY BATTERY COMPRISING THE SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Inbok PARK of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H01M50/595, H01M10/04

CPC Code(s): H01M50/595



Abstract: a jelly-roll electrode assembly includes a cathode sheet, an anode sheet, and a separator interposed between the cathode sheet and the anode sheet, the cathode sheet, the anode sheet, and the separator being wound together. an outermost side of the jelly-roll electrode assembly includes a non-coated portion on which no active material layer is provided on the anode sheet. a swelling tape is located on an inner surface of the non-coated portion of the anode sheet facing toward a central part of the jelly-roll electrode assembly. one or more embossments or wrinkles are provided in the swelling tape.


20240235201. ENERGY STORAGE SYSTEM ASSOCIATED WITH SOLAR SYSTEM AND METHOD FOR CONTROLLING ENERGY STORAGE SYSTEM_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Jongcheol KIM of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H02J3/32, H02J3/38, H02J7/35

CPC Code(s): H02J3/32



Abstract: an energy storage system, connected with a photovoltaic system and a power grid, may include a plurality of dc/dc converters for controlling a plurality of battery racks, a power conversion system for controlling power in connection with the plurality of dc/dc converters and the photovoltaic system, and a power management controller for determining operating modes and outputting references of the power conversion system and the plurality of dc/dc converters according to a state of the photovoltaic system.


20240235365. POWER CONVERSION DEVICE FOR PERFORMING DC-DC CONVERSION, AND ENERGY STORAGE SYSTEM INCLUDING SAME_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Daewoo LEE of Daejeon (KR) for lg energy solution, ltd., Mi So PARK of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H02M1/00, H02J3/32, H02J7/00, H02M3/335

CPC Code(s): H02M1/0093



Abstract: a power converting apparatus performing dc/dc conversion and an energy storage system including the same may include: a set of batteries; and a dc/dc converter including an input connected to an output of the set of batteries, wherein a positive output terminal of the dc/dc converter is connected to a load, wherein a negative output terminal of the dc/dc converter is connected to a positive terminal of the set of batteries, and wherein a negative terminal of the set of batteries is connected to the load, thereby receiving at least a portion of the power required by the load directly from the battery without passing through the dc/dc converter.


20240235886. METHOD FOR ALLOCATING COMMUNICATION ID AND SYSTEM PROVIDING THE METHOD_simplified_abstract_(lg energy solution, ltd.)

Inventor(s): Sunwoo YOON of Daejeon (KR) for lg energy solution, ltd., Jung Su LEE of Daejeon (KR) for lg energy solution, ltd.

IPC Code(s): H04L12/40

CPC Code(s): H04L12/40039



Abstract: a method for assigning communication ids and a system for allocating communication ids includes a plurality of slave battery management systems (bmss) sequentially connected to a power line for supplying power, and allocating predetermined communication ids based on a first current amount applied through the power line, at least one of the slave bmss outputs a second current amount that is the first current amount minus a consumed current amount for driving through the power line, and the first current amount corresponds to a summation value of a consumed current amount of the slave bms receiving the first current amount and a consumed current amount of at least one posterior slave bms sequentially connected to the slave bms receiving the first current amount.


LG Energy Solution, Ltd. patent applications on July 11th, 2024