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1724
resultados
Última actualización
23/03/2026 [07:26:00]
Resultados 550 a 575 de 1724
Resumen de: EP4712247A1
Embodiments of the present application provide a separator, a preparation method thereof, a secondary battery, and an electric apparatus. The separator includes a first base film, a coating, and a second base film, where the coating is disposed between the first base film and the second base film, the coating includes an ion-trapping agent, and a reduction potential of the ion-trapping agent relative to lithium metal is 0 V to 2 V. A secondary battery containing the separator exhibits improved cycling performance.
Resumen de: EP4712305A1
A computer program product is provided according to some embodiments. The computer program product includes a non-transitory computer-readable storage medium storing a set of instructions, which, when executed by a computing device, causes the computing device to: (a) determine a discharge rate for a battery at a remote location based on a profile of the battery and a temperature value; (b) receive, at an initial time, a notification of the battery ceasing to be in communication with the computing system; (c) in response to receiving the notification, estimate an amount of time remaining until the battery self-discharges to a lower threshold state of charge (SoC); and (d) in response to elapsed time since the initial time reaching the estimated amount of time, output a signal from the computing system indicating a battery-discharge condition. A corresponding method, apparatus, and system are also provided.
Resumen de: EP4712250A1
Example embodiments provide a secondary battery manufacturing method. The secondary battery manufacturing method includes collapsing an embossed structure of an electrode tab and welding a battery case to a collapsed part of the embossed structure.
Resumen de: EP4712255A1
The present invention provides a structure of a battery module comprising: a battery cell; a housing accommodating the battery cell; a cover constituting one side of the housing and provided with a first hole connecting inside and outside of the housing; an insulation sheet provided between the battery cell and the cover and having a second hole disposed at a position corresponding to the first hole; and a hole insulator covering at least a portion of an inner circumferential surface of the first hole.
Resumen de: EP4712205A1
The present application discloses a connecting terminal for acquisition wire harness, a battery module, and a power-consuming device. The connecting terminal for acquisition wire harness includes an intermediate connecting portion, a wire harness connecting portion, and a busbar connecting portion. The intermediate connecting portion is fixedly connected to the wire harness connecting portion and the busbar connecting portion. The wire harness connecting portion and the acquisition wire harness are pressed and fixed. The busbar connecting portion is clampable to an accommodating portion preset on a busbar.
Resumen de: EP4711782A1
A battery management apparatus according to an embodiment disclosed herein includes a sensor configured to obtain a voltage of a battery unit and a controller configured to generate a differential profile for a first differential value that is variance of the voltage with respect to a variance of a state of charge (SOC) of the battery unit, based on the SOC and the voltage of the battery unit, detect an SOC corresponding to each of second differential values included in a threshold range among second differential values obtained by differentiating the differential profile, detect, from the differential profile, peak values of the differential profile among first differential values corresponding to the detected SOC, and determine a state of the battery unit based on the peak values of the differential profile.
Resumen de: EP4712171A1
An electrode current collector according to the present invention comprises a resin layer; a first metal layer disposed on one side of the resin layer; and a second metal layer disposed on the other side of the resin layer, wherein each of the first metal layer and the second metal layer independently has a thickness of 3.0 µm or less, and a ratio (T<sub>R</sub>/T<sub>M</sub>) of a thickness (T<sub>R</sub>) of the resin layer to a thickness (T<sub>M</sub>) of the first metal layer or the second metal layer is 1 to 24, and the electrode current collector has advantages in greatly contributing to improving the safety of the battery, reducing electrical resistance even with a structure in which a resin layer is interposed between metal layers, and improving weldability.
Resumen de: EP4712198A1
A lead-acid battery 1 includes: a battery case 10; electrode plates 30A and 30B housed in the battery case 10; an electrolyte solution U housed in the battery case 10; and a vent plug 70 attached to the battery case 10, in which the vent plug 70 includes a tubular plug body 71, a splash guard 90 positioned inside the plug body, and a plurality of catalytic devices 100A, 100B, that promote reaction generating water from gas produced by charge-discharge reaction. Each of the plurality of catalytic devices 100A, 100B include a tubular case 110 with an open front surface, a catalyst layer 120 housed in the case 110, and a permeable membrane 130 covering a front surface of the catalyst layer and allowing gas to pass through. Each of the plurality of catalytic devices 100A, 100B are arranged vertically or inclined with respect to the plug body 71 so that a front surface provided with the permeable membrane 130 has an angle with respect to a horizontal direction. In an up-down direction, either all or at least a part of the plurality of catalytic devices 100A, 100B is arranged at the same height.
Resumen de: EP4712170A1
Provided are a negative electrode material and a preparation method therefor, a negative electrode plate and a preparation method therefor, an energy storage device, and an electricity-consumption device. The negative electrode material includes hard carbon. The hard carbon has a porous structure and satisfies: 0.32≤Dv50/1000V≤2.40. Dv50 of the hard carbon is in unit of µm; and V represents a total volume of pores in the hard carbon, in unit of cm<3>/g.
Resumen de: EP4712155A1
An electrode and a secondary battery are disclosed. An electrode includes a substrate, and a coating layer including a first coating layer coated on a side of the substrate in a first direction, and a second coating layer coated on another side of the substrate in a second direction, and the coating layer includes a first layer and a second layer located on the first layer and defining a step with the first layer.
Resumen de: EP4711391A1
A semi-solid battery electrolyte precursor, a semi-solid battery electrolyte, a semi-solid battery, and a preparation method of the semi-solid battery are provided. The semi-solid battery electrolyte precursor includes a first polymer monomer, a second polymer monomer, and an initiator. The first polymer monomer is an acrylic acid monomer or an acrylate monomer. The second polymer monomer is a fluorine-containing unsaturated monomer.
Resumen de: EP4711048A1
The present disclosure relates to an apparatus and method for manufacturing an electrode plate of a secondary battery. In an embodiment a slot die that simultaneously discharges a mixture slurry and an insulating slurry. The slot die includes an insulating slurry discharge portion protruding toward a substrate more than a mixture slurry discharge portion, which enables fine adjust of a thickness of the insulation coated portion on the substrate.
Resumen de: PL451630A1
Przedmiotem zgłoszenia jest sposób otrzymywania elektrodowego materiału porowatego i sposób otrzymywania filcu z elektrodowym materiałem porowatym z wykorzystaniem gagatu i jego modyfikacji płatkami grafenowymi.
Resumen de: AT528618A1
Die Erfindung betrifft ein Testsystem, umfassend eine Testkammer (1), einen in der Testkammer (1) angeordneten Sensor (2), eine Steuerungseinheit, einen Stellmotor, einen mit der Testkammer (1) verbundenen Abluftkanal (3) und ein an einer Wand der Testkammer (1) angeordnetes Verschließelement (4), wobei das Verschließelement (4) in einem geschlossenen Zustand zumindest einen Teil der Wand bildet und in einem geöffneten Zustand eine Öffnung der Wand ausbildet, wobei die Steuerungseinheit dazu konfiguriert ist, ein Signal von dem Sensor (2) zu empfangen und den Stellmotor anzusteuern, wobei der Stellmotor dazu konfiguriert ist, das Verschließelement (4) vom geschlossenen Zustand in den geöffneten Zustand zu versetzen, wobei der Abluftkanal (3) einen Filter (5) und ein Abluftgebläse (6) aufweist und das Testsystem weiters eine Expansionskammer (7) umfasst, die an der der Testkammer (1) abgewandten Seite des Verschließelements (4) angeordnet ist und eine Öffnung zur Umgebung aufweist.
Resumen de: US20260011718A1
The invention relates to a particulate material comprising a plurality of composite particles, wherein the composite particles comprise: (a) a porous carbon framework comprising micropores and mesopores having a total pore volume of at least 0.6 cm3/g and no more than 2 cm3/g, where the volume fraction of micropores is in the range from 0.5 to 0.9 and the volume fraction of pores having a pore diameter no more than 10 nm is at least 0.75, and the porous carbon framework has a D50 particle size of less than 20 μm; (b) silicon located within the micropores and/or mesopores of the porous carbon framework in a defined amount relative to the volume of the micropores and/or mesopores.
Resumen de: FR3166244A1
L’invention concerne un bac de batterie comportant une pluralité de modules comprenant des cellules électrochimiques, ledit bac de batterie comportant un carter comprenant au moins un canal de refroidissement (1), caractérisé en ce que ledit canal de refroidissement (1) comporte un ensemble de raccordement (2), ledit ensemble de raccordement (2) comportant une première connectique mâle (3) et une deuxième connectique mâle (4) positionnées sur ledit canal de refroidissement (1), ledit ensemble de raccordement (2) comportant un premier tuyau (5) et un deuxième tuyau (6), le premier tuyau (5) et le deuxième tuyau (6) étant aptes à se raccorder entre eux et/ou avec le canal de refroidissement (1). L’invention concerne également un véhicule automobile électrique ou hybride comportant un tel bac de batterie et un circuit de refroidissement. Figure 1
Resumen de: KR20260035774A
본 발명은 질소 풍부 다중벽 탄소 나노튜브(MWCNT)를 포함하는 전극 재료 및 퀴놀린과 아세토니트릴 화합물로부터 전극 재료를 제조하는 방법을 제공한다. 또한, 본 발명은 고용량 및 안정적인 수명 주기를 갖는 리튬황 배터리용 전극 및 전극 제조 공정을 제공한다. 전극 재료를 캐소드에 그리고 리튬 금속 호일을 애노드로 사용하여 제조된 리튬황 셀은 0.2 C 속도에서 1000~1200 mAhg-1의 비용량을 달성할 수 있으며, 1.5~2.8V 사이에서 사이클이 수행될 때, 동일한 속도에서 우수한 사이클 안정성과 쿨롱 효율(90~100%)을 나타낸다.
Resumen de: US20260074387A1
A pole, a cover plate assembly and a battery cell are provided. The pole includes a first metal part and a second metal part. The first metal part has an outer peripheral surface, and the outer peripheral surface is provided with an embedded groove. The second metal part is provided with a connecting groove, and one end of the first metal part is embedded into the connecting groove. An embedding block is provided protruding from a wall of the connecting groove toward the first metal part, and the embedding block is embedded into the embedded groove. A thickness of the wall of the connecting groove is D, and along a radial direction of the pole, a depth of the embedding block embedded into the embedded groove is L1, satisfying: 0
Resumen de: US20260074390A1
A conductive structure, a cover plate assembly, and a battery cell are provided. The conductive structure includes a metal post and a metal layer. The metal post includes a first end and a second end opposite to each other. The first end is formed with a first step portion. The metal layer is bonded to a surface of the metal post. The metal layer wraps the first end and extends toward the second end. The metal layer is formed with a second step portion matching the first step portion. The second step portion is configured to be welded to a current collector.
Resumen de: US20260074307A1
A battery ECU calculates a gas generation amount generated in a case, and calculates a gas permeation amount corresponding to an amount of leakage of the gas out of the case. The battery ECU calculates an internal gas amount that is a gas amount inside the battery, by subtracting the gas permeation amount from the gas generation amount. Further, the battery ECU calculates an electrolyte solution permeation amount corresponding to an amount of leakage of an electrolyte solution out of the case, and calculates an internal void volume that is a void volume inside the battery, by adding the electrolyte solution permeation amount and an initial void volume. Then, the battery ECU calculates a battery internal pressure that is a pressure in the case, based on the internal gas amount and the internal void volume.
Resumen de: KR20260035738A
본 발명의 일실시예에 따른 에너지 저장시스템은 전기에너지가 저장되고, 복수의 배터리 모듈을 포함하는 ESS 배터리 모듈과, 상기 배터리 모듈의 온도를 실시간으로 확인하는 센서부와, 상기 배터리 모듈을 커버하고, 냉각제가 충전된 냉각 패키지와, 상기 배터리 모듈의 온도 및 외부충격에 의해 냉각 패키지에 물리적 힘을 가해 냉각 패키지에 저장된 냉각제를 상기 배터리 모듈에 제공하는 냉각 패키지 작동부를 포함한다.
Resumen de: EP4708446A1
The present disclosure provides a battery cell detection system and a detection method thereof. The battery cell detection system includes: a conveying device (1) used to convey a battery cell to a gripping station; a first transfer device (2) disposed opposite to the conveying device (1) in a vertical direction, where the first transfer device (2) includes a first gripping mechanism (21) and a first moving mechanism (22) connected to each other, the first gripping mechanism (21) is used to grip the battery cell, and the first moving mechanism (22) is used to transfer the battery cell from the gripping station to a detection station and configured to move a portion to be detected of the battery cell to a predetermined position; and a detection device (3) disposed at the detection station, where the detection device (3) is used to detect the portion to be detected of the battery cell.
Resumen de: US20260074210A1
A composite active material in the present disclosure includes an active material particle and a coat layer. The active material particle has an O2-type structure. The active material particle contains Li, at least one transition metal element of Mn, Ni, and Co, and O, as constituent elements. The coat layer covers at least a part of a surface of the active material particle. The coat layer is a layer of an oxide that contains Li as a constituent element. A particle diameter (D50) of the composite active material is less than 5.90 μm.
Resumen de: WO2026054577A1
The present invention relates to a fire extinguishing agent and a flame-retardant and explosion-proof self-extinguishing composition for preventing fire and explosion, and manufacturing methods therefor. The present invention prevents thermal runaway and enables rapid, effective fire extinguishment in the event of a lithium battery fire. More specifically, the present invention includes deionized water and vanadium oxide. The respective components of the present invention are mixed in a specific ratio to reduce the risk of high temperature and re-ignition in the event of a lithium battery fire and minimize the generation of harmful gases in the event of an electric vehicle fire, thereby reducing the risk of secondary ignition and explosion.
Nº publicación: KR20260035581A 13/03/2026
Solicitante:
삼성에스디아이주식회사
Resumen de: WO2026054362A1
The present invention relates to a solid electrolyte membrane and an all-solid-state battery comprising same, and more specifically, comprises: a first solid electrolyte having a particle form and having a first average particle diameter; and a second solid electrolyte having a fine particle form and having a long axis length of 1 μm or less, wherein the first average particle diameter is 2 μm to 10 μm, and the weight ratio of the second solid electrolyte to the total weight of the first and second solid electrolytes is 10 wt% to 30 wt%.
BOPI
Sede Electrónica
