LG ENERGY SOLUTION, LTD. patent applications on July 18th, 2024
Patent Applications by LG ENERGY SOLUTION, LTD. on July 18th, 2024
LG ENERGY SOLUTION, LTD.: 22 patent applications
LG ENERGY SOLUTION, LTD. has applied for patents in the areas of H01M10/04 (9), H01M50/538 (3), H02J7/00 (3), H01M10/052 (3), H01M4/02 (3) H01M10/0565 (2), H01M50/333 (2), H01M10/0422 (2), H01M10/0587 (1), H01M50/507 (1)
With keywords such as: battery, electrode, cell, portion, electrolyte, member, polymer, case, material, and configured in patent application abstracts.
Patent Applications by LG ENERGY SOLUTION, LTD.
20240239232. BATTERY PACK MANAGEMENT SYSTEM_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Seungjin KONG of Daejeon (KR) for lg energy solution, ltd., Taeki UM of Daejeon (KR) for lg energy solution, ltd., Jung Hoon LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): B60L53/80, H01M50/249, H02J7/00
CPC Code(s): B60L53/80
Abstract: a battery pack management system includes a housing in which a battery pack is housed; a hinge unit formed in the housing; and a charging connector unit connected by a hinge unit and a wire. when the battery pack is inserted through an inlet port of the housing, the hinge unit moves the charging connector unit if the battery pack is equal to or larger than a predetermined size.
Inventor(s): Jung Hoon LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G01R31/367, G01R31/3842, G01R31/392
CPC Code(s): G01R31/367
Abstract: a battery management apparatus includes a first controller obtaining state data comprising a measurement value corresponding to a state of a battery. the battery management apparatus also includes a second controller generating prediction data for predicting the state of the battery by applying at least a part of the state data to machine learning. the second controller determines the state of the battery by comparing the prediction data with the state data. the battery management apparatus further includes a communication unit transmitting the state data to a server based on a result of determining the state of the battery.
20240242046. BATTERY CELL TRACKING DEVICE_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Kyoungchan PARK of Daejeon (KR) for lg energy solution, ltd., Gun Hong PARK of Daejeon (KR) for lg energy solution, ltd., Tae Kwang JUNG of Daejeon (KR) for lg energy solution, ltd., Dong Wook PARK of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): G06K7/10, G06K19/06, H01M10/04, H01M50/256
CPC Code(s): G06K7/10831
Abstract: discussed is a cell tracking device that can include a transfer section configured to transfer a plurality of battery cells; and a reading section arranged on the transfer section and configured to read a marking part including information unique to each of the plurality of battery cells, wherein the reading section comprises a light source that radiates light on the marking part; a first mirror located adjacent to the marking part and illuminating a first image of the marking part; and a second mirror located at a central part of the reading section and illuminating the first image of the marking part illuminated on the first mirror.
Inventor(s): Jung Woo Yoo of Daejeon (KR) for lg energy solution, ltd., Ye Lin Kim of Daejeon (KR) for lg energy solution, ltd., Tae Gon Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/38, H01M4/04, H01M4/133, H01M4/1393, H01M4/62, H01M10/0525
CPC Code(s): H01M4/38
Abstract: the present invention relates to a positive electrode and a secondary battery including the same, the positive electrode including a current collector and a positive electrode active material layer disposed on the current collector, wherein the positive active material layer includes a positive electrode active material, a binder, and a multi-walled carbon nanotube, wherein the multi-walled carbon nanotube has an average length of 1-2 �m and has a length standard deviation of 0.5 �m or less.
Inventor(s): Jeeeun KIM of Daejeon (KR) for lg energy solution, ltd., Sora LEE of Daejeon (KR) for lg energy solution, ltd., Seong Min LIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M4/525, H01M4/02, H01M4/485, H01M4/505, H01M4/583, H01M10/04, H01M10/052
CPC Code(s): H01M4/525
Abstract: the present disclosure relates to a composition for a positive electrode active material layer of a lithium secondary battery, including a positive electrode active material including a lithium composite transition metal compound in the form of a single particle which includes nickel, cobalt and manganese, includes 80 mol % or more and less than 100 mol % of nickel among the metals except for lithium, and an additive represented by chemical formula a. the present disclosure also relates to a positive electrode, a lithium secondary battery, a battery module, and a battery pack, all of which include the disclosed positive electrode active material layer.
20240243332. Suction Apparatus_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Choon Kwon Kang of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/04, B65H3/08
CPC Code(s): H01M10/0404
Abstract: the disclosed technology relates to a suction apparatus. more specifically, the suction apparatus of the present invention can take out battery cells in a unit of one sheet without damage through a main cam that horizontally reciprocates and a suction unit that moves vertically and horizontally in conjunction with the main cam.
Inventor(s): Jae Woong Kim of Daejeon (KR) for lg energy solution, ltd., Hyoung Kwon Kim of Daejeon (KR) for lg energy solution, ltd., Sang Uck Kim of Daejeon (JP) for lg energy solution, ltd.
IPC Code(s): H01M10/04, H01M50/538, H01M50/536
CPC Code(s): H01M10/0422
Abstract: the present invention relates to a secondary battery in which an electrode tab is improved in mechanical strength and a method for manufacturing the same. also, the secondary battery according to the present invention includes: an electrode provided with a coating portion coated with an active material on an electrode collector and a non-coating portion on which the active material is not applied to the electrode collector, the non-coating portion being adjacent to the coating portion in a width direction perpendicular to a longitudinal direction of the electrode collector, the non-coating portion having a plurality of notching tabs formed therein such that each of the plurality of notching tabs extends away from the coating portion in a width direction. when the electrode assembly is in the wound state, the plurality of notching tabs are circumferentially distributed about a central axis of the electrode assembly.
Inventor(s): Jae Woong Kim of Daejeon (KR) for lg energy solution, ltd., Hyoung Kwon Kim of Daejeon (KR) for lg energy solution, ltd., Sang Uck Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/04, H01M50/538, H01M50/536
CPC Code(s): H01M10/0422
Abstract: the present invention relates to a secondary battery in which an electrode tab is improved in mechanical strength and a method for manufacturing the same. also, the secondary battery according to the present invention includes: an electrode provided with a coating portion coated with an active material on an electrode collector and a non-coating portion on which the active material is not applied to the electrode collector, the non-coating portion being adjacent to the coating portion in a width direction perpendicular to a longitudinal direction of the electrode collector, the non-coating portion having a plurality of notching tabs formed therein such that each of the plurality of notching tabs extends away from the coating portion in a width direction. when the electrode assembly is in the wound state, the plurality of notching tabs are circumferentially distributed about a central axis of the electrode assembly.
Inventor(s): Lak Young CHOI of Daejeon (KR) for lg energy solution, ltd., Seunghe WOO of Daejeon (KR) for lg energy solution, ltd., Ji Young KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/04, H01M10/44, H02J7/00
CPC Code(s): H01M10/0481
Abstract: a battery cell pressurization device includes a case. the case is configured to receive a battery cell. the battery cell pressurization device also includes a fluid inside of the case pressurizing the battery cell. the case includes an opening configured to pass an electrically conductive member through the opening to connect the battery cell to a charger/discharger. the electrically conductive member is configured to apply a current to the battery cell.
Inventor(s): Min-Su KIM of Daejeon (KR) for lg energy solution, ltd., Kyung-Sik HONG of Daejeon (KR) for lg energy solution, ltd., Dong-Seok SHIN of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/052, H01M4/02, H01M4/36, H01M4/38, H01M4/583, H01M10/04, H01M50/105, H01M50/618
CPC Code(s): H01M10/052
Abstract: a lithium-sulfur battery containing a sulfur-based compound as a positive electrode active material. the lithium-sulfur battery includes: an electrode assembly including a positive electrode, a negative electrode and a separator between the positive electrode and the negative electrode; a pouch configured to receive the electrode assembly; and an electrolyte. the lithium-sulfur battery satisfies a swelling factor (sf) equal to or higher than 0 and less than 10.
Inventor(s): Tae Seob Lim of Daejeon (KR) for lg energy solution, ltd., Ji Hoon Ryu of Daejeon (KR) for lg energy solution, ltd., Dong Kyu Kim of Daejeon (KR) for lg energy solution, ltd., Yeo Min Yoon of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0565, H01M50/609
CPC Code(s): H01M10/0565
Abstract: a method of preparing a secondary battery is described and the method includes the steps of (s) preparing a first gel polymer electrolyte composition including a first oligomer, and a second gel polymer electrolyte composition including a second oligomer; (s) injecting the first gel polymer electrolyte composition into a battery case, in which an electrode assembly is accommodated, to impregnate inside of the electrode assembly with the first gel polymer electrolyte composition; (s) injecting the second gel polymer electrolyte composition into the battery case; and (s) curing the first gel polymer electrolyte composition and the second gel polymer electrolyte composition which have been injected into the battery case, wherein a content of the first oligomer in the first gel polymer electrolyte composition is less than a content of the second oligomer in the second gel polymer electrolyte composition.
Inventor(s): Jung Pil LEE of Daejeon (KR) for lg energy solution, ltd., Dong Kyu KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0565, H01M10/0525
CPC Code(s): H01M10/0565
Abstract: a method for preparing a polymer solid electrolyte, the polymer solid electrolyte prepared thereby, and an all-solid battery comprising the polymer solid electrolyte are provided. the method uses a polymer and a non-volatile liquid compound having poor miscibility with each other as raw materials, and a liquid-phase film and a polymer electrolyte film are formed by phase-separation that occurs when mixing and drying the raw materials, and the polymer solid electrolyte film exhibits the form of a uniform thin film.
Inventor(s): Jeong Woo Oh of Daejeon (KR) for lg energy solution, ltd., Sung Guk Park of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0567, H01M4/02, H01M4/04, H01M4/525, H01M10/052, H01M10/0569
CPC Code(s): H01M10/0567
Abstract: a non-aqueous electrolyte solution includes a lithium salt; an organic solvent; and a compound represented by formula 1 as follows, wherein the present invention provides the non-aqueous electrolyte solution capable of improving lithium ion transport properties, electrochemical stability, and battery durability:
Inventor(s): Jeong Woo Oh of Daejeon (KR) for lg energy solution, ltd., Sung Guk Park of Daejeon (KR) for lg energy solution, ltd., Chul Haeng Lee of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0567, H01M4/02, H01M4/04, H01M4/525, H01M10/052, H01M10/0569
CPC Code(s): H01M10/0567
Abstract:
20240243367. ELECTRODE POSITION TRACKING SYSTEM_simplified_abstract_(lg energy solution, ltd.)
Inventor(s): Jae Hwan LEE of Daejeon (KR) for lg energy solution, ltd., Jong Seok PARK of Daejeon (KR) for lg energy solution, ltd., Dong Yeop LEE of Daejeon (KR) for lg energy solution, ltd., Jun Hyo SU of Daejeon (KR) for lg energy solution, ltd., Ki Deok HAN of Daejeon (KR) for lg energy solution, ltd., Byoung Eun HAN of Daejeon (KR) for lg energy solution, ltd., Seung HUH of Daejeon (KR) for lg energy solution, ltd., Su Wan PARK of Daejeon (KR) for lg energy solution, ltd., Gi Yeong JEON of Daejeon (KR) for lg energy solution, ltd., Min Su KIM of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M10/0587, H01M10/04, H01M50/533
CPC Code(s): H01M10/0587
Abstract: a systems and methods for tracking a position of an electrode. the system may include: a notching controller configured to store pitch information of a unit electrode and to acquire electrode coordinate information of the electrode in a roll-to-roll state during a notching process and a cell identification (id) of the unit electrode; a calculator configured to calculate coordinates of the cell id from the pitch information and the cell id; a roll map generator configured to generate a roll map based on the electrode coordinate information transmitted from the notching controller; and a mapping part configured to compare the coordinates of the roll map with the coordinates of the cell id to derive an electrode position of the electrode during the electrode manufacturing process from which the unit electrode originates.
Inventor(s): Jae-Eun LEE of Daejeon (KR) for lg energy solution, ltd., Jong-Sik PARK of Daejeon (KR) for lg energy solution, ltd., Sang-Yeol KIM of Daejeon (KR) for lg energy solution, ltd., Je-Jun LEE of Daejeon (KR) for lg energy solution, ltd., Hak-Kyun KIM of Daejeon (KR) for lg energy solution, ltd., Jae-Won LIM of Daejeon (KR) for lg energy solution, ltd., Yu-Sung CHOE of Daejeon (KR) for lg energy solution, ltd., Byoung-Gu LEE of Daejeon (KR) for lg energy solution, ltd., Duk-Hyun RYU of Daejeon (KR) for lg energy solution, ltd., Kwan-Hee LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/107, H01M10/04, H01M50/167, H01M50/533, H01M50/538
CPC Code(s): H01M50/107
Abstract: an electrode assembly, a battery, a battery pack and a vehicle are provided. in the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference, the first electrode includes a first active material portion coated with an active material layer along a winding direction and a first uncoated portion not coated with an active material layer, the first uncoated portion includes a plurality of independently bendable segments, a cut groove is interposed between adjacent segments along the winding direction, and a lower portion of the cut groove has a round portion.
Inventor(s): Eun Ah Ju of Daejeon (KR) for lg energy solution, ltd., Sung Won Seo of Daejeon (KR) for lg energy solution, ltd., Hyeon Ki Yun of Daejeon (KR) for lg energy solution, ltd., Guenter Tannenberger of Pobenhausen (DE) for lg energy solution, ltd., Uwe Harasztosi of Neckarsulm (DE) for lg energy solution, ltd., Thomas Wassermann of Geisenfeld (DE) for lg energy solution, ltd.
IPC Code(s): H01M50/258, H01M50/224, H01M50/242, H01M50/264
CPC Code(s): H01M50/258
Abstract: a battery module housing includes a receiving portion configured to allow a battery cell stack to be mounted therein. the receiving portion comprises a first side surface and a second side surface, a bolting portion configured to couple a plurality of battery module housings disposed adjacent to each other, and a buffer portion configured to absorb volume expansion of the battery cell stack, whereby a battery pack capable of accommodating an increase in volume of the battery cell stack while having reduced weight and minimized construction is provided.
Inventor(s): Yong Ho LEE of Daejeon (KR) for lg energy solution, ltd., Jin Kyu LEE of Daejeon (KR) for lg energy solution, ltd., Doo Han YOON of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/333, H01M50/103, H01M50/184, H01M50/186, H01M50/55
CPC Code(s): H01M50/333
Abstract: a venting device includes a fixed member provided with a through-hollow body, and provided with a first stepped part on an inner circumferential surface of an upper portion of the body; and a movable member inserted into and coupled to the inside of the fixed member, and provided with a plurality of venting holes; and a second stepped part on a lower outer circumferential surface facing the first stepped part; and a gap-maintaining member exerting a repulsive force between the fixed member and the movable member. the movable member is movable relative to the fixed member between a first position maintained by the repulsive force exerted by the gap-maintaining member, and a second position when an external force exceeding the repulsive force is applied. the number of venting holes in the movable member connecting with the outside in the first and second positions is different.
Inventor(s): Sunghwan JANG of Daejeon (KR) for lg energy solution, ltd., Junyeob SEONG of Daejeon (KR) for lg energy solution, ltd., Myungki PARK of Daejeon (KR) for lg energy solution, ltd., Won Kyoung PARK of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/333, H01M50/211, H01M50/289, H01M50/358, H01M50/367
CPC Code(s): H01M50/333
Abstract: a battery module includes battery cell stacking bodies including battery cells; a frame member for receiving the battery cell stacking bodies; and at least one cell barrier structure body disposed between the battery cell stacking bodies. the cell barrier structure body includes two planar members in parallel to the battery cell, and a venting passage formed by the two planar members, and the respective planar members include an inflow portion that is opened and closed.
Inventor(s): Sang-Woo RYU of Daejeon (KR) for lg energy solution, ltd., Jong-Hyun JO of Daejeon (KR) for lg energy solution, ltd., Yong-Seok CHOI of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/367, H01M50/211, H01M50/249, H01M50/291
CPC Code(s): H01M50/367
Abstract: disclosed is a battery module with improved safety from fire or explosion. to achieve the object, the battery module according to the present disclosure includes a cell assembly including a plurality of battery cells; a lower case having an open top and an accommodation space in which the cell assembly is received; an upper case which is coupled to the lower case to cover the open top of the lower case, the upper case having a connection hole in communication with the accommodation space; an upper cover which is coupled to the upper case to cover the top of the upper case, wherein part of the upper cover is spaced apart from the upper case to form a buffer space, and the upper cover has an outlet in communication with the buffer space; and a partition which is provided in the buffer space, the partition having at least part extended to form a movement passage which extends from the connection hole to the outlet, and configured to adjust an extension direction of the part.
Inventor(s): Su-Jin PARK of Daejeon (KR) for lg energy solution, ltd., Sang-Joon LEE of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/417, C08J9/26, C08J9/36, H01M10/0525, H01M50/403, H01M50/443, H01M50/451, H01M50/46, H01M50/489, H01M50/491
CPC Code(s): H01M50/417
Abstract: provided is a separator for an electrochemical device. the separator includes a separator substrate made of a porous polymer material, wherein the separator substrate has a small thickness, excellent resistance characteristics and ion conductivity, and high mechanical strength. when the separator is applied to a battery, it is possible to improve the output characteristics of the battery.
Inventor(s): Sung Hwan JANG of Daejeon (KR) for lg energy solution, ltd., Jun Yeob SEONG of Daejeon (KR) for lg energy solution, ltd., Myung Ki PARK of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H01M50/507, H01M10/48, H01M50/258
CPC Code(s): H01M50/507
Abstract: a battery module according to the present disclosure includes a battery cell assembly including two or more longitudinal unit cells, each of the two or more longitudinal unit cells including two or more battery cells arranged in a row in a longitudinal direction, wherein the battery cell includes a pair of electrode leads at both ends in the longitudinal direction, and each of the two or more longitudinal unit cells are stacked in two or more columns in a thickness direction of the battery cell; a bus bar coupled to each of the pair of the electrode leads of the battery cell included in the battery cell assembly and electrically connecting the battery cells; a sensing member coupled to the bus bar and sensing electrical characteristics of the battery cell; and a module case accommodating the battery cell assembly, the bus bar, and the sensing member, wherein the bus bar and the sensing member are coupled by fitting coupling in which one of the bus bar and the sensing member is fitted into and coupled to the other thereof.
Inventor(s): Jin Hwan Kim of Daejeon (KR) for lg energy solution, ltd.
IPC Code(s): H02J7/00
CPC Code(s): H02J7/0047
Abstract: a battery management apparatus includes a processor and memory having programmed thereon instructions that, when executed, are configured to cause the processor to, for each battery pack of the plurality of battery packs connected in parallel, measure a voltage and a current of the battery pack, calculate a voltage difference between both terminals of at least one relay of the battery pack, based on the measured voltage of the battery pack, and control an operation of the at least one relay included in the battery pack and determine whether any of the one or more relays of any of the plurality of battery packs is stuck, based on respective operations of the one or more relays included in the plurality of battery pack, the respective voltage differences of the one or more relays include in the plurality of battery packs, and the measured currents of the plurality of battery packs.
LG ENERGY SOLUTION, LTD. patent applications on July 18th, 2024
- LG ENERGY SOLUTION, LTD.
- B60L53/80
- H01M50/249
- H02J7/00
- CPC B60L53/80
- Lg energy solution, ltd.
- G01R31/367
- G01R31/3842
- G01R31/392
- CPC G01R31/367
- G06K7/10
- G06K19/06
- H01M10/04
- H01M50/256
- CPC G06K7/10831
- H01M4/38
- H01M4/04
- H01M4/133
- H01M4/1393
- H01M4/62
- H01M10/0525
- CPC H01M4/38
- H01M4/525
- H01M4/02
- H01M4/485
- H01M4/505
- H01M4/583
- H01M10/052
- CPC H01M4/525
- B65H3/08
- CPC H01M10/0404
- H01M50/538
- H01M50/536
- CPC H01M10/0422
- H01M10/44
- CPC H01M10/0481
- H01M4/36
- H01M50/105
- H01M50/618
- CPC H01M10/052
- H01M10/0565
- H01M50/609
- CPC H01M10/0565
- H01M10/0567
- H01M10/0569
- CPC H01M10/0567
- H01M10/0587
- H01M50/533
- CPC H01M10/0587
- H01M50/107
- H01M50/167
- CPC H01M50/107
- H01M50/258
- H01M50/224
- H01M50/242
- H01M50/264
- CPC H01M50/258
- H01M50/333
- H01M50/103
- H01M50/184
- H01M50/186
- H01M50/55
- CPC H01M50/333
- H01M50/211
- H01M50/289
- H01M50/358
- H01M50/367
- H01M50/291
- CPC H01M50/367
- H01M50/417
- C08J9/26
- C08J9/36
- H01M50/403
- H01M50/443
- H01M50/451
- H01M50/46
- H01M50/489
- H01M50/491
- CPC H01M50/417
- H01M50/507
- H01M10/48
- CPC H01M50/507
- CPC H02J7/0047
