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1604
resultados
Última actualización
11/11/2025 [07:13:00]
Resultados 1475 a 1500 de 1604
Resumen de: EP4641769A1
A first flow-path-forming plate 10 made of a metal and in contact with the outer surface of a battery, and a second flow-path-forming plate 20 made of a metal and joined to an opposite side to the battery are brazed to each other. A flow path that allows a liquid heat exchange medium to flow is provided between the first flow-path-forming plate 10 and the second flow-path-forming plate 20. The first flow-path-forming plate 10 has a through hole 11a for insertion of a base end portion of a pipe member 30 for supplying and discharging the heat exchange medium. A brazing portion is provided at a portion of the base end portion of the pipe member 30 located inside the flow path, the brazing portion being brazed to the inner surface of the first flow-path-forming plate 10.
Resumen de: EP4641678A1
A positive electrode active material comprises first particles of a compound having an olivine structure, second particles of a compound having a spinel structure, and third particles of a compound having a layered structure. The first particles and the second particles constitute a main active material, which is present in about 80 parts by weight to about 90 parts by weight based on 100 parts by weight of the positive electrode active material. Also disclosed are positive electrodes including the positive electrode active materials, and recharageable lithum batteries including the positive electrodes.
Resumen de: EP4641186A1
A detection apparatus (400) and a battery production device are provided, belonging to the field of battery technologies. The detection apparatus (400) includes a scanning frame (410), a radiation source (420), a detector (430), and a carrying platform (440). The radiation source (420) and the detector (430) are both connected to the scanning frame (410), and the detector (430) is opposite an emission port of the radiation source (420). The carrying platform (440) is located between the radiation source (420) and the detector (430), where the radiation source (420) and the detector (430) can rotate around a same rotation axis, and a rotation direction of the radiation source (420) is the same as a rotation direction of the detector (430), such that during rotation, the detector (430) remains opposite the emission port of the radiation source (420), and the carrying platform (440) is located between the radiation source (420) and the detector (430). The carrying platform (440) is configured to hold a to-be-tested battery (500). The detection apparatus (400) can achieve detection of deformation of the to-be-tested battery (500).
Resumen de: EP4641184A1
The present application provides a detection apparatus and a battery production device and belongs to the technical field of batteries. The detection apparatus includes a support frame, a ray source, a probe, and a carrying platform. The support frame includes a support arm, the ray source and the probe are both connected to the support arm, with the probe facing an exiting port of the ray source, and the carrying platform is located between the ray source and the probe, wherein the ray source and the probe are rotatable about a same rotation axis, and a rotation direction of the ray source is the same as that of the probe, such that during rotation, the probe remains facing the exiting port of the ray source and the carrying platform is located between the ray source and the probe. The detection apparatus provided in the embodiments of the present application allows for gluing detection for a battery to be detected.
Resumen de: CN119695052A
A method of pre-lithiating an electrode by contacting the electrode with a plurality of particles of one or more LixSiy alloys having a specified lithium content and particle size is provided.
Resumen de: WO2025224381A1
The present invention relates to a cathodic material for batteries and to a method for obtaining same, wherein the cathodic material comprises crystalline zero-charge compound of formula Fe2(CAN)3(H2O)x, wherein CAN is chloranilate and wherein x is 4 or 0. The invention also relates to a cathode and a rechargeable battery that comprise the cathodic material. Therefore, the invention belongs to the industry of energy, preferably renewable energy, more preferably rechargeable batteries.
Resumen de: CN120341375A
The present invention provides electrolyte solutions comprising lithium difluoro (oxalato) borate and lithium tetrafluoroborate and a solvent component for lithium metal or anodeless rechargeable battery cells, and methods of using the electrolyte solutions to improve battery cell capacity retention. Also provided are rechargeable battery systems comprising a lithium metal or anodeless battery cell and an electrolyte solution comprising lithium difluoro (oxalato) borate and lithium tetrafluoroborate and a solvent component. The system disclosed by the invention shows an improved capacity retention rate.
Resumen de: JP2025020174A
To provide a method of enhancing the performance of an electrochemical cell having first and second electrodes and an electrolyte between the first and second electrodes.SOLUTION: There is provided an apparatus for enhancing and monitoring the performance of a cell 1 during charging or discharging. The cell 1 is located on top of a rotating magnetic field generator 2, and connected to a potentiostat and a computer 3 via terminals 4. The potentiostat controls the potential across the cell 1 and may charge or discharge the cell 1. The computer monitors the current, capacity and/or voltage of the cell 1. The rotating magnetic field generator 2 provides a rotating magnetic field through the cell 1.SELECTED DRAWING: Figure 1
Resumen de: US2022384847A1
There is provided a method for producing lithium difluorophosphate in which difluorophosphate ester reacts with a lithium salt compound in a nonaqueous organic solvent without using water as a raw material, a method for producing a difluoro phosphate ester including a step of allowing a dihalophosphate ester to react with a fluorinating agent having a concentration of contained hydrogen fluoride of 15 mol % or less in a nonaqueous organic solvent; lithium difluorophosphate in which a value of a relational expression (d90-d10)/MV represented by d90 which is a particle size at which a volume cumulative distribution is 90%, d10 which is a particle size at which a volume cumulative distribution is 10%, and MV which is a volume average particle size is 10 or less; and methods for producing a nonaqueous electrolytic solution and a nonaqueous secondary battery using the production method described above.
Resumen de: KR20250154011A
본 문서는 무선 BMS(Battery Management System) 및 이의 통신 방법에 대한 것이다. 이에 따른, CMU(Cell Monitoring Unit)와 BMU(Battery Management Unit) 사이의 무선통신 수행 방법은, CMU에서 BMU로부터 제 1 채널에서 제 2 채널로의 채널 변경 요청 정보를 수신하고; CMU와 BMU 사이의 무선통신을 위해, 상기 제 2 채널에 대응하는 무선 채널로 주파수 호핑을 수행하는 것을 포함하되, 상기 주파수 호핑을 수행하는 것은, CMU 및 BMU의 매칭 요소(matching component)를 제어하여, 전체 대역폭 내 복수의 채널 그룹 중 상기 제 2 채널을 포함하는 어느 하나의 채널 그룹으로 주파수를 튜닝하는 것을 특징으로 한다.
Resumen de: KR20250154172A
본원발명은 적어도 1회 이상의 충방전이 진행된 전지셀의 내부 생성물을 수득하는 제1단계, 상기 제1단계에서 수득한 내부 생성물을 화합물과 반응시키는 제2단계, 상기 제2단계에서 형성된 반응 생성물의 무게를 측정하는 제3단계, 및 상기 제3단계에서 측정된 무게를 이용하여 상기 제1단계에서 수득한 전지셀의 내부 생성물의 중량을 산출하는 제4단계를 포함하는 리튬 이차전지 내의 불화수소 정량분석방법에 관한 것으로, 전지셀의 충방전 과정에서 발생한 가스 중 HF의 함량을 간단하고 정확하게 산출할 수 있다.
Resumen de: US2025327756A1
A device and method for inspecting three-dimensional objects, wherein each object includes an upper surface section and a plurality of lateral surface sections. The device includes: a motion detection unit, a line lighting unit for illuminating a line-shaped area of the top side of the object to be inspected, an area lighting unit, and a matrix camera arranged above the rest state position of the respective object. The field of view is configured for line-by-line capturing of the line lighting unit's light reflected by the line-shaped area of the top side in the motion state of the object to be inspected and for matrix-wise capturing of the area lighting unit's light reflected upwards from the entire top side in the rest state of the object to be inspected. Also, a data processing unit is provided which determines the presence of a defect of at least one defect type from the captured image data and/or determines a quality score.
Resumen de: KR20220116943A
A lithium secondary battery of embodiments of the present invention includes: a positive electrode including a positive electrode current collector, and a first positive electrode active material layer and a second positive electrode active material layer sequentially stacked on the positive electrode current collector; and a negative electrode disposed to face the positive electrode. The first positive electrode active material layer includes first positive electrode active material particles having a secondary particle structure, and the second positive active material layer includes second positive active material particles having a single particle shape. The ratio of the span value of the second positive electrode active material particles to the span value of the first positive electrode active material particles is 2 to 4.5.
Resumen de: WO2024185279A1
Provided is a heat management system capable of both effectively using heat generated from a drive device and increasing the efficiency of warming a power storage device. This heat management system (1) comprises a power storage device (173) which exchanges heat with a first passage (170b), a drive device (133) which exchanges heat with a second passage (130b), a radiator (122) which is provided to a third passage (130a), a chiller (160) which is provided to a fourth passage (170a), and a switching device (180, 190). During warming of the power storage device (173), the switching device disconnects the third passage from other passages, forms a circuit in which a thermal medium circulates through the first passage and the second passage, and forms a circuit in which a thermal medium circulates through the fourth passage.
Resumen de: KR20250154022A
본 발명의 일 실시예에 따르면, 배터리 관리 시스템에서 배터리에 구비되는 배터리 모니터링 장치는, 상기 배터리 관리 시스템의 메인 제어 장치와 상기 배터리 모니터링 장치 간의 통신 인터페이스를 제공하는 인터페이스 장치로부터 주기적으로 상태 확인 신호를 수신하고 상기 인터페이스 장치로 상기 상태 확인 신호에 대한 응답 신호를 송신하도록 구성되는 통신부, 상기 상태 확인 신호가 수신됨을 기반으로 결함 발생 여부를 확인하도록 구성되는 제어부, 및 상기 결함 발생 여부를 나타내는 정보를 저장하도록 구성되는 저장부를 포함하되, 상기 응답 신호는 상기 결함 발생 여부를 나타내는 정보를 포함할 수 있다.
Resumen de: WO2024180184A1
The present invention relates to solid materials which are obtainable by melt-quenching mixtures of lithium sulphide, boron sulphide, boron oxide and Se, Te, In or a combination thereof, thereby forming a glassy solid which is suitable for use in electrochemical cells, for example as lithium-ion and electronically conducting coating and exhibits a large thermal stability.
Resumen de: KR20250154099A
전극 조립체의 검사 장치 및 방법이 개시된다. 본 발명의 일 측면에 따른 전극 조립체의 검사 장치는, 전극 조립체의 단부를 스캔하는 적어도 하나의 변위 센서, 및 상기 변위 센서의 이동을 제어하고, 상기 변위 센서의 스캔에 의해 측정된 전극 조립체 단부의 깊이 산포 데이터에 기초하여 상기 전극 조립체의 음극판, 분리막 및 양극판 각각의 단부에 대한 상대 깊이를 산출하는 제어부를 포함한다.
Resumen de: KR20250154028A
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: US2025079458A1
A positive electrode active material powder includes overlithiated manganese-based oxide particles, which are represented by Formula 1 and are in the form of a single particle composed of one nodule or a pseudo-single particle that is a composite of 2 to 30 nodules.LiaNibCocMndMeO2 Formula 1wherein 1
Resumen de: KR20250154032A
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: KR20250154226A
본 발명은 실리콘 및 제1 금속을 포함하는 코어; 상기 코어 상에 형성되고, 제2 금속이 도핑된 실리콘 산화물을 포함하는 제1 쉘; 및 상기 제1 쉘 상에 형성되고, 탄소를 포함하는 제2 쉘;을 포함하는, 코어-쉘 구조의 실리콘 기반 리튬이온전지 음극 활물질 및 이의 제조방법에 관한 것이다.
Resumen de: MX2025011585A
A battery pack is disclosed. The battery pack according to an embodiment of the present invention comprises: a case having an open upper surface and providing an inner space; a plurality of battery cells accommodated in the inner space and extending in the left-right direction; partition walls dividing the inner space; spacers provided at the upper ends of the partition walls; and a pack cover covering the upper surface of the case and coupled to the spacers.
Resumen de: KR20250154033A
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: WO2025220821A1
Disclosed are a method and an electronic device for measuring the resistance of a target electrode, the method comprising the steps of: acquiring a chart related to the electrical conductivity of a target electrode according to changes in frequency after the target electrode has been immersed in an electrolyte for a predefined time or longer; determining a first point and a second point on the electrical conductivity graph of the target electrode, the graph being included in the chart; and measuring the resistance of the target electrode on the basis of the first point and the second point.
Nº publicación: KR20250154092A 28/10/2025
Solicitante:
에스케이온주식회사
Resumen de: EP4636932A2
The lithium secondary battery according to the embodiments of the present disclosure may include a cathode which includes a cathode active material layer including a cathode active material including a lithium metal oxide having a secondary particle form in which a plurality of primary particles are aggregated, and doped with a doping element; an anode disposed to face the cathode. In addition, the lithium secondary battery may include a separation membrane interposed between the cathode and the anode, and including a substrate film and a ceramic coating layer formed on at least one surface of the substrate film. The primary particles may have an aspect ratio of 1.4 to 7.0, and a ratio of the thickness of the ceramic coating layer to the total thickness of the separation membrane may be 0.13 to 0.44.
BOPI
Sede Electrónica
