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1604
resultados
Última actualización
11/11/2025 [07:13:00]
Resultados 1500 a 1525 de 1604
Resumen de: WO2025220849A1
Disclosed are a tray for activating a battery cell and a battery cell produced using same, and a battery pack and a vehicle comprising battery cells. A tray for activating a battery cell according to one embodiment of the present invention, in which the battery cell is seated and an activation process is performed, comprises: a pair of inner frames supporting both ends of the battery cell, respectively; an outer frame to which the inner frames are coupled; and a pressing member disposed between the pair of inner frames and pressing the center of the battery cell.
Resumen de: WO2024184732A1
The present invention concerns an apparatus for implementing a coil of electrode web change for the production of electrochemical cells comprising: a first retaining device (21) configured to retain a first piece of electrode web (s1) of a first electrode web (f1); a second retaining device (31) configured to retain a second piece of electrode web (s2) of a second electrode web (f2); a cutting mechanism (40) comprising a cutting device (90) configured to • cut the first piece of electrode web (s1) to define a first free end (11) of a second portion (s1b) of the first piece of electrode web (s1), and • cut the second piece of electrode web (s2) to define a second free end (I2) of a first portion (s1 a) of the second piece of electrode web (s2); at least one first movement device (3; 5) active on at least one of the first retaining device (21) and the second retaining device (31), the at least one first movement device (3; 5) being configured to move the first and second retaining device in mutual approach to bring the first free end (11) of the second portion (s1 b) of the first piece of electrode web (s1) into reciprocal alignment with the second free end (I2) of the first portion (s2a) of the second piece of electrode web (s2) by positioning the first free end (11) at the second free end (I2), and a joining device (60) configured to join the first portion (s2a) of the second piece of electrode web (s2) with the second portion (s1b) of the first piece of electrode web (s1
Resumen de: KR20250154238A
본 개시에 따른 이차 전지용 음극 활물질은 실리콘을 포함하는 코어; 및 상기 코어의 외표면 상에 배치되는 금속 나노 입자를 포함하는 복합 입자를 포함한다. 상기 코어의 부피에 대한 상기 금속 나노 입자의 부피의 비는 0.22 초과 내지 0.4 이하이다.
Resumen de: US2025329878A1
Examples of the present disclosure relates to a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. A separator for a rechargeable lithium battery includes a porous substrate and a coating layer located on at least one surface of the porous substrate. The coating layer includes a cross-linked product of a binder and a cross-linking agent, a filler, and an adhesive binder. The binder includes a (meth)acryl-based binder including a structural unit derived from (meth)acrylate or (meth)acrylic acid, a cyano group-containing structural unit, and a sulfonate group-containing structural unit. The cross-linking agent includes an aziridine-based cross-linking agent. The filler is surface-modified and has a particle diameter D100 of about 1.5 μm or less, and the adhesive binder includes a cross-linked aziridine-based adhesive binder.
Resumen de: WO2025220839A1
The present invention relates to a negative electrode material to be used in a lithium-ion battery and the like and, more specifically, to a manufacturing method for coating conductive polymer polyaniline on an active material containing silicon and pure silicon, and to a lithium-ion battery using a highly stable silicon-based negative electrode material. To this end, provided is a method for manufacturing a silicon-based negative electrode material, the method being characterized by comprising the steps of: preparing a silicon-based active material (S100) and synthesizing and preparing conductive polymer polyaniline (S200); coating the surface of the silicon-based active material with the conductive polymer polyaniline having a layered structure to form a coating layer (S300); and forming a stable solid electrolyte interface after the formation step of a silicon-based active material electrode coated with a conductive polymer (S400).
Resumen de: US2025329882A1
A separator for a rechargeable battery includes a base, a first side protruding portion formed in a first side of the base and protruding in a first direction, and a second side protruding portion formed in a second side of the base and protruding in a second direction. The first side of the base and the second side of the base are opposite to each other, and the first direction and the second direction are opposite to each other with respect to the base.
Resumen de: KR20250154023A
본 발명의 일 실시예에 따르면, 배터리 관리 시스템의 배터리 모니터링 장치는 데이지 체인(Daisy chain) 방식으로 연결된 다른 배터리 모니터링 장치를 통해 상기 배터리 관리 시스템 내 메인 제어 장치의 제어 명령을 수신하도록 구성되는 수신부, 상기 배터리 관리 시스템에 포함된 배터리 모니터링 장치들의 개수에 대한 정보를 기반으로 상기 제어 명령에 대한 응답 신호를 생성하도록 구성되는 제어부, 및 상기 응답 신호를 상기 다른 배터리 모니터링 장치로 송신하도록 구성되는 송신부를 포함하되, 상기 응답 신호는 상기 배터리 모니터링 장치들의 개수에 해당하는 프레임들을 포함할 수 있다.
Resumen de: KR20250154029A
본 발명은 폐배터리를 재활용 할 때 전처리를 실행하는 시스템과, 그 방법에 관한 것이다. 본 발명의 일 실시 예는, 폐배터리 셀의 이송, 투입, 블랙 파우더 추출 과정에서 장치의 동작을 제어하는 제어 모듈; 및 상기 제어 모듈의 명령에 대응하여 폐배터리 셀을 파쇄하고 건조시키며, 건조된 폐배터리 셀 조각을 1차 선별하고 미분쇄한 다음, 2차 선별을 통해 블랙 파우더를 추출하는 추출 모듈;을 포함한다.
Resumen de: WO2025220857A1
The present invention relates to a method for improving battery state information using long-term data, and relates to a method for providing improved battery state information using limited data including a long-term statistical distribution of battery state information according to mileage for a plurality of specific products identical to a specific product that runs on batteries and operation data of the specific product.
Resumen de: KR20250154336A
본 실시 예에 따른 포밍 장치는 젤리롤의 전극 탭과 테이프를 포밍하는 포밍 장치에 있어서, 젤리롤이 안착되는 시트 바디를 갖는 프레임; 프레임에 배치되어 상기 전극 탭과 테이프를 포밍하는 포밍 기구; 및 시트 바디와, 포밍 기구 중 적어도 하나를 승강시키는 구동모듈을 포함하고, 포밍 기구는 전극 탭과 테이프를 모아주는 가이드가 형성된 제1 포밍 바디; 및 제1 포밍 바디 보다 높이가 높고, 가이드에 의해 포밍된 테이프와 접촉되어 테이프를 누르는 제2 포밍 바디를 포함한다.
Resumen de: US2025189596A1
Discussed is a battery system diagnosing apparatus including at least one sensor, and a processor configured to obtain data including at least one of voltage or current of a battery cell from the at least one sensor, calculate a state of health (SOH) for the battery cell multiple times over a period of time by using the voltage or current of the battery cell, and compare the SOH of the battery cell with a threshold value to determine whether a defect occurs in the battery cell.
Resumen de: KR20250154139A
본 발명은 전해질에 용해된 금속이온이 산화환원되어 충방전되는 이차전지에 관한 것이다. 본 발명의 실시예에 따른 이차전지는, 산화환원 반응이 일어나고 일 방향으로 적층되는 복수의 레이어와, 상기 복수의 레이어의 적층방향으로 길게 형성되어 상기 복수의 레이어에 부착되는 레이어시트를 포함한다.
Resumen de: KR20250154174A
본 발명의 일 실시예에 따른 배터리 관리 시스템은, 배터리 정보가 포함된 무선신호를 수신하는 통신부, 상기 무선신호의 수신 신호 세기(RSSI, Received Signal Strength Indicator)를 측정하는 RSSI 측정부, 매 측정 주기 마다 상기 RSSI에 대한 평균을 산출하고, 상기 매 측정 주기 마다 상기 매 측정 주기를 기준으로 소정 개수의 측정 주기들 동안의 평균들에 기초한 이동평균을 산출하여 보상 RSSI를 도출하는 전처리부, 및 상기 보상 RSSI를 기준으로 상기 무선통신의 품질을 진단하는 품질 진단부를 포함할 수 있다.
Resumen de: US2025329832A1
Provided is a battery case including a lower case including a metal layer, an adhesive layer, and a polymer layer. To this end, the battery case includes: a lower case including an accommodation portion for accommodating an electrode assembly and a flange portion surrounding the accommodation portion, and an upper cover arranged to at least partially face the flange portion of the lower case. At least a portion of the lower case has a laminated structure in which a metal layer exposed to the outside, an adhesive layer in contact with the metal layer, and a polymer layer in contact with the adhesive layer are laminated.
Resumen de: WO2025198248A1
A cooling structure of a battery pack that is disclosed comprises: a heat sink comprising a plurality of cooling flow paths; a plurality of battery assemblies longitudinally and/or transversely mounted on top of the heat sink; and a plurality of electrical components mounted on the front surface and/or the rear surface of the heat sink, wherein at least one of the plurality of electrical components has an insulating oil sealed therein, and heat accumulated in the insulating oil is discharged to the outside through the cooling flow paths of the heat sink.
Resumen de: KR20250154178A
버튼 전지는 제1 전극, 제2 전극, 상기 제1 전극과 상기 제2 전극 사이에 위치하는 세퍼레이터를 포함하는 전극 조립체, 상기 제1 전극에 연결되어 상기 전극 조립체를 수납하며 상기 전극 조립체를 노출하는 개구부를 포함하는 케이스, 상기 케이스와 결합하여 상기 개구부의 외곽 영역을 커버하며, 상기 개구부의 중앙 영역을 노출하는 관통홀을 포함하는 캡 플레이트, 및 상기 제2 전극과 연결되고, 상기 캡 플레이트에 절연되며, 상기 관통홀을 커버하는 단자 플레이트를 포함하며, 상기 단자 플레이트는, 상기 관통홀을 커버하는 플랜지부, 및 상기 플랜지부로부터 상기 관통홀을 통해 제1 방향으로 연장되며 상기 제2 전극과 접촉하는 센터핀을 포함한다.
Resumen de: US2024291019A1
A method of manufacturing a cathode active material for a lithium secondary battery according to embodiments of the present invention includes performing a first heat treatment on a first mixture of a transition metal precursor and a lithium precursor at a first calcination temperature to obtain a preliminary lithium-transition metal composite oxide particle; and performing a second heat treatment on a second mixture obtained by adding the lithium precursor to the preliminary lithium-transition metal composite oxide particle at a second calcination temperature which is lower than the first calcination temperature to form a lithium-transition metal composite oxide particle.
Resumen de: US2024072348A1
The battery pack includes a plurality of battery module accommodating a plurality of battery cells; a pack case in which the plurality of battery modules are stacked in a horizontal direction; and a retention bar extending along the stacking direction of the battery modules and is coupled to the pack case while pressing an upper surface of opposite sides of the stacked battery modules.
Resumen de: EP4636930A1
The present disclosure relates to a separator for a rechargeable lithium battery, and a rechargeable lithium battery, and the separator that includes a porous substrate, and a coating layer on at least one surface of the porous substrate and including a binder and a filler. The binder includes a (meth)acryl-based binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or a salt thereof, a second structural unit derived from hydroxyalkyl (meth)acrylate, and a third structural unit derived from (meth)acrylamido sulfonic acid or a salt thereof. The filler includes an organic filler and an inorganic filler. The organic filler includes a cross-linked polymer filler. The inorganic filler includes one or more of a first inorganic filler, which has an average particle size of 50 to 250 nm and is cubic, and a second inorganic filler, which has an average particle size of 100 to 350 nm and is amorphous.
Resumen de: KR20250154169A
본 발명은, 수산화 리튬 및 전이 금속 화합물을 포함한 1차 열처리 하는 단계; 상기 1차 열처리된 혼합물에 대하여 소정의 압력을 가하여 성형체를 형성하는 단계; 및 상기 성형체를 소성하여 리튬 복합 전이금속 산화물을 형성하는 단계;를 포함하는 리튬 이차전지용 양극재의 제조 방법에 관한 것이다.
Resumen de: US2025260044A1
A lithium secondary battery includes a positive electrode, a separator, and a negative electrode, wherein the negative electrode includes a silicon-based active material and wherein a resistance ratio represented by Equation 1 is 100% to 140%.
Resumen de: WO2025221123A1
Disclosed are a method and an electronic device for determining a resistance of a battery cell, the method comprising the steps of: performing EIS analysis of the battery cell according to a plurality of temperatures including a first temperature and a second temperature so as to obtain a chart relating to the impedance of the battery cell according to a change in frequency; extracting a first inductance of the battery cell at the first temperature on the basis of a first graph relating to the impedance of the battery cell at the first temperature; and determining the resistance of the battery cell at the second temperature on the basis of the first inductance, wherein the second temperature is higher than the first temperature.
Resumen de: WO2025220800A1
The present invention relates to a gel polymer electrolyte, a lithium metal battery comprising same, and a method for manufacturing a lithium metal battery comprising same. More specifically, the gel polymer electrolyte comprises: a liquid electrolyte; a lithium salt; a crosslinked polymer; and an additive including a polymer in which at least one functional group is connected to a hydrocarbon backbone, wherein the functional group includes a N-C=O bond, the additive has a weight average molecular weight of 1,000 to 100,000, and the concentration of the additive is 100-10,000 ppm.
Resumen de: WO2025221097A1
The present invention relates to a battery module comprising: a cell stack comprising a plurality of battery cells; a module case configured to receive the cell stack therein; and a top cover disposed on top of the module case, wherein the top cover comprises a plurality of venting areas configured to discharge a venting gas.
Nº publicación: KR20250154261A 28/10/2025
Solicitante:
주식회사엘지에너지솔루션
Resumen de: KR20250154261A
본 발명은 캔의 바닥부재를 통해 원활한 냉각이 가능한 구조를 가지는 배터리 셀과, 상기 배터리 셀을 내장하고 바닥 냉각 구조를 가지는 배터리 팩과, 상기 배터리 팩을 동력원으로 탑재한 자동차를 제공한다. 상기 배터리 셀은, 축방향으로 연장되는 측벽부재와, 상기 측벽부재의 제1단부에 마련된 개구와, 상기 측벽부재의 제2단부에 연결되는 바닥부재를 구비하는 캔; 제1전극과 제2전극을 구비하는 전극조립체; 상기 캔의 개구를 덮는 캡; 및 상기 캡의 중앙부에 설치되는 제1전극단자;를 포함하고, 상기 제1전극단자는 상기 캡과 전기적으로 절연되고, 상기 캡은 상기 측벽부재의 제1단부에 전기적으로 연결되고, 상기 제1전극은 상기 제1전극단자와 전기적으로 연결되고, 상기 제2전극은 상기 캔과 상기 캡에 전기적으로 연결된다.
BOPI
Sede Electrónica
