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1380
resultados
Última actualización
14/03/2026 [07:18:00]
Resultados 400 a 425 de 1380
Resumen de: EP4708522A2
A battery module according to one embodiment of the present disclosure includes first and second cell block assemblies that include a battery cell stack and are arranged along a direction perpendicular to the stacking direction of the battery cell stack; a module frame that houses the first and second cell block assemblies and is opened in a front and rear direction; and a cooling plate arranged below the bottom portion of the module frame, wherein a flow path through which refrigerant flows is formed in the cooling plate, and the flow path is formed in a direction parallel to the arrangement direction of the first and second cell block assemblies.
Resumen de: EP4708412A1
Problem Provided is a technique capable of expanding an output range of a fuel cell system while suppressing deterioration of a fuel cell.Solution A fuel cell system includes a fuel cell, and a battery that stores power output from the fuel cell, and has a first operation mode in which power output from the fuel cell is extracted to the outside, and a second operation mode including a discharge mode in which power output from the battery is extracted to the outside. A control method for a fuel cell system includes switching between the first operation mode and the second operation mode based on target power of the fuel cell.
Resumen de: EP4708410A1
Problem To provide a technique capable of preventing an increase in fuel gas concentration at a place where an ignition source is present even if fuel gas leaks in a fuel cell system, a technique capable of easily optimizing a heat balance in the fuel cell system, or a technique capable of appropriately performing ventilation in the fuel cell system.Solution An exemplary fuel cell system includes a housing having a fuel cell room including a fuel cell module, and an electrical equipment room that is partitioned from the fuel cell room and that includes a plurality of electrical devices. The housing includes a fuel cell room ventilation route that ventilates the fuel cell room and a plurality of electrical equipment room ventilation routes that ventilate the electrical equipment room. Furthermore, the housing has a ventilation route that ventilates the inside, an inlet of the ventilation route is provided on a side surface of the housing, and an outlet of the ventilation route is provided on an upper surface of the housing.
Resumen de: EP4708466A1
A prismatic type secondary battery includes an electrode assembly including an electrode tab, a pouch that accommodates the electrode assembly and includes a joint portion formed open at a location corresponding to the electrode tab, a prismatic can having one side open to accommodate the pouch, and a cap assembly including a metal current collector and inserted into the open side of the prismatic can, and in this case, the pouch includes the joint portion joined to the cap assembly while the electrode tab is connected to the metal current collector, and the prismatic type secondary battery improves the efficiency of an electrolyte injection process through a sealing structure in which a pouch accommodating an electrode assembly is inserted into a prismatic can and a joint portion of the pouch is joined to a cap assembly.
Resumen de: EP4708451A1
A secondary battery temperature evaluation apparatus, including a case having an opening in at least one end of the case, an electrode assembly being accommodated in the case, a temperature detector attached to the electrode assembly accommodated in the case, the temperature detector detecting a temperature and outputting a temperature detection signal, and a wire connected to the temperature detector, the wire being exposed after passing from inside to outside of the case and through which the temperature detection signal is transmitted outside of the case.
Resumen de: EP4708453A2
A battery recycling system (1) includes: a discharging device (11) configured to discharge a secondary battery (TG) to be recycled; a primary crushing device (12) configured to crush a case of the secondary battery that has been discharged to cause an electrode material of the secondary battery to be exposed; an electrolytic solution recovery device (13) configured to heat the secondary battery under a reduced-pressure environment to recover an electrolytic solution contained in the electrode material; a secondary crushing device (14) configured to further crush the secondary battery whose electrolytic solution has been recovered; a sorting device (15) configured to sort crushed objects of the secondary battery crushed by the secondary crushing device (14); and an adjustment device (16) configured to adjust an atmosphere in each of the primary crushing device, the electrolytic solution recovery device, the secondary crushing device, and the sorting device to an N2 atmosphere.
Resumen de: EP4708556A1
Problem A technique is disclosed that enables prevention of a problem in which an electrolytic solution leaks out from an injection hole.Solution A cell container 11A of a battery cell 10A of the present embodiment includes: an injection hole 22 including a check valve mechanism 20A configured to allow injection of an electrolytic solution 91 into the cell container 11A and prevent outflow; and a valve-opening operation portion 27 provided in the check valve mechanism 20A and configured to bring the check valve mechanism 20A into an open state by applying an external force other than a fluid pressure.
Resumen de: EP4708530A1
The present application provides a battery cell, a battery and an electrical device. The battery cell includes a shell and a pressure relief component; the shell includes a first wall portion; the pressure relief component is arranged on the first wall portion, and includes a first surface and a second surface which are oppositely arranged in the thickness direction of the first wall portion; the pressure relief component is provided with a first groove which is recessed from the first surface toward the second surface, the first groove defines at least one predetermined pressure relief region, and the pressure relief component is configured to be capable of rupturing along at least part of the first groove when the battery cell is subjected to pressure relief; and the width of the first wall portion is W, the sum of the areas of all predetermined pressure relief regions is S, and W and S meet: 10mm≤W≤100mm, 300mm<2>≤S≤1500mm<2>, which is conducive to prolonging the service life of the battery cell and improving the operational reliability of the battery cell.
Resumen de: EP4708306A2
A system, device, method, and program for acquiring feature data for material composition information based on artificial intelligence are disclosed. The system may include a memory configured to store a first artificial intelligence (AI) model configured to output first feature data for composition information of a material and a second AI model configured to output second feature data for structure information of the material; and a processor configured to learn the first AI model and the second AI model. The processor may be configured to learn the first AI model based on the second feature data for the structure information of the material output by the second AI model, and/or to learn the second AI model based on the first feature data for the composition information of the material output by the first AI model.
Resumen de: EP4708547A2
The claimed invention relates to an energy storage device comprising: an electrode body; and an outer packaging that seals the electrode body, wherein the outer packaging is constituted by a film-like outer packaging member, the outer packaging includes a first sealing portion that is sealed by joining surfaces that face each other in a state in which the outer packaging member is wrapped around the electrode body, a base portion of the first sealing portion is formed at a boundary between a first surface and a second surface of the outer packaging, the first surface has a larger area than the second surface, and the first sealing portion does not overlap the first surface in a plan view, the outer packaging further comprising a lid body, and wherein the lid body: (A) is a metal molded article; (B) is a resin molded article; (C) has a plate shape; (D) is a member that is divided into a first portion and a second portion, and wherein a hole is configured to pass through the lid body; or (E) is a tray-shaped member having a bottom and a rectangular shape in a plan view.
Resumen de: EP4708460A2
The present disclosure relates to materials and systems to manage thermal runaway issues in energy storage systems. Exemplary embodiments include a thermal barrier material that includes multiple layers. The multilayer thermal barrier material includes at least one insulation layer, at least one compressible pad, and optional one or more layers that have favorable heat-dissipating properties, have favorable fire, flame and/or abrasion-resistance properties, have favorable performance for use as thermal barriers. The present disclosure further relates to a battery module or pack with one or more battery cells and the multilayer thermal barrier material placed in thermal communication with the battery cell
Resumen de: EP4708382A2
Provided is an anode material and a battery. The anode material includes a carbon matrix and an active substance, and at least a portion of the active substance is distributed in the carbon matrix; and surface cleanliness of the anode material is γ, and γ≥60%. The anode material and the battery provided in the present disclosure can alleviate cyclic attenuation of the anode material, reduce side reactions between the anode material and an electrolyte solution, and reduce a gas production phenomenon of the anode material, thereby comprehensively improving the capacity, expansion performance, and cycling performance of the anode material.
Resumen de: EP4708378A1
An anode material for a secondary battery, an anode for a secondary battery and a secondary battery are provided. The anode material for the secondary battery includes a plurality of oxide particles and a protection layer. The protection layer covers the plurality of oxide particles, and the material of the protection layer includes carbon.
Resumen de: EP4708419A1
The invention relates to device (400) and a method for manufacturing a secondary battery (100). The resulting secondary battery (100) includes an electrode assembly (110) including a side that extends in a first direction, a case (150) accommodating the electrode assembly (110), a lead tab (132_1, 134_1) protruding from the side of the electrode assembly (110), and a strip terminal (142, 144) connected to the lead tab (132_1, 134_1). The lead tab (132_1, 134_1) is bent in the first direction. The strip terminal (240) includes a first section (242) connected to the lead tab (230) and extending in the first direction, and a second section (244) connected to the first section (242) and bent in a second direction that intersects the first direction. An angle between the first section (242) and the second section (244) is 90 degrees or less.
Resumen de: EP4708376A1
A positive electrode includes a positive electrode active material layer including a first positive electrode active material and a second positive electrode active material having different average particle diameters from each other. An average particle diameter D50 of the first positive electrode active material is larger than an average particle diameter D50 of the second positive electrode active material, the first positive electrode active material and the second positive electrode active material include single-particle type particles, and an interface resistance of the positive electrode having an SOC of 50% measured in a coin half-cell manufactured using the positive electrode is 6.5 Ω to 8.5 Ω, and an interface resistance of the positive electrode having an SOC of 10% measured in a coin half-cell manufactured using the positive electrode is 15 Ω to 19 Ω.
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: GB2643940A
A flexible lithium-ion battery comprising a cathode 110, an anode 112 and an electrolyte 120 comprising lithium ions contained within a flexible casing 118, wherein each of the cathode and the anode independently comprises a flexible current collector 122, 126 comprising a carbon-based fabric comprising a porous network of porous graphitic fibre of at least 85 wt% carbon, and an electroactive composition 124, 128 supported on the collector, at least partially infiltrated into the pores and comprising a lithium-intercalating electrode material and a polymeric binder. The binder may be a polyurethane elastomer. The electroactive composition may comprise a conductive additive. The cathode material may be graphite, graphite composites with silicon, lithium metal or alloys, lithiated carbonaceous material or lithium titanate. The anode material may be a lithium metal oxide or phosphate. The current collectors may each comprise a terminal portion (Fig. 3, 708) of the fabric passing through the casing to provide an electrical terminal, wherein the casing is sealed by a polymeric sealant. A method of producing the battery wherein the electrodes are formed by applying a precursor slurry the electrode material and binder dissolved in solvent to the collectors, and drying. A flexible article comprising the battery.
Resumen de: GB2643924A
A compression pad for use in a battery assembly comprising a composite comprising: • 35 to 95 wt% silicone resin, which forms at least part of a silicone resin matrix; • 0 to 40 wt% optional additives • 5 to 65 wt% granules comprising fumed silica and an IR opacifier, said granules dispersed within the silicone resin matrix; one or both of said silicone resin matrix and said granules further comprise the optional additives. The granules comprise pores filled with the silicone resin to form impregnated granules. The granules are made by blending fumed silica, IR opacifiers and the optional additives and densifying the mixture by mechanical densification. The granules are then mixed with the silicone resin. Methods of forming te composite for use in the compression pad are also disclosed. In a preferred embodiment, commercially available granules comprising fumed silica and silicon carbide (SiC) as an IR opacifier may be used.
Resumen de: EP4708436A2
Interfacial films, which are both electronic conducting and ion conducting, for anode films are provided. The one or more protective films described herein may be mixed conduction materials, which are both electronic conducting and ion-conducting. The one or more protective films described herein may include materials selected from lithium transition metal dichalcogenides, Li<sub>9</sub>Ti<sub>5</sub>O<sub>12</sub>, or a combination thereof. The lithium transition metal dichalcogenide includes a transition metal dichalcogenide having the formula MX<sub>2</sub>, wherein M is selected from Ti, Mo, or W and X is selected from S, Se, or Te. The transition metal dichalcogenide may be selected from TiS<sub>2</sub>, MoS<sub>2</sub>, WS<sub>2</sub>, or a combination thereof. The lithium transition metal dichalcogenide may be selected from lithium-titanium-disulfide (e.g., LiTiS<sub>2</sub>), lithium-tungsten-disulfide (e.g., LiWS<sub>2</sub>), lithium-molybdenum-disulfide (e.g., LiMoS<sub>2</sub>), or a combination thereof.
Resumen de: EP4708515A2
Disclosed is a battery module with reinforced safety. The battery module includes a plurality of battery cells stacked in at least one direction; a module case configured to accommodate the plurality of battery cells in an inner space; and a heat dissipation member interposed between at least some of the plurality of battery cells and configured to at least partially contact the module case and transfer heat generated from the plurality of battery cells to the module case.
Resumen de: EP4706785A2
A fire monitoring apparatus according to an embodiment of the present disclosure is a device for monitoring a fire in an energy storage system, and includes a fire level determination unit configured to receive a smoke detection signal from a smoke sensor provided inside the energy storage system and determine a fire level according to the number of smoke sensors that detect the smoke; and a control unit configured to control an operation of at least one of an air conditioning unit, a fire extinguishing unit, a watering unit and a ventilation unit for the energy storage system as a fire suppression measure corresponding to the determined fire level.
Resumen de: EP4708429A2
The present technology relates to a positive electrode for a lithium secondary battery, and the positive electrode includes: a first positive electrode mixture layer contacting a positive electrode current collector; and at least one second positive electrode mixture layer arranged on the first positive electrode mixture layer. Herein, the first positive electrode mixture layer includes a first positive electrode active material and a first binder, and the second positive electrode mixture layer includes a second positive electrode active material and a second binder. Further, an average particle diameter (D<sub>50</sub>) the first positive electrode active material is smaller than an average particle diameter (D<sub>50</sub>) of the second positive electrode active material and is equal to or less than 3µm, and a specific surface area(BET) of the first positive electrode active material is equal to or greater than 3m<sup>2</sup>/g.
Resumen de: EP4708491A2
A battery module includes a buffer pad for preventing a damage to a battery cell, and a battery pack including the battery module. It is possible to prevent a damage to the outermost battery cell at the time of the swelling of battery cells by including a buffer pad, where first and second regions having different physical properties are positioned, in a region contacting the outermost battery cell of the battery cell laminate.
Resumen de: EP4707209A1
Die Erfindung betrifft eine Vorrichtung und ein Verfahren für eine Übergabe von Zuschnitten an eine Übergabestrecke, insbesondere für eine Übergabe von Zuschnitten (10) an eine Materialbahn, eine Transportbahn (14), eine rotierende Walze und/oder an entlang einer Transportstrecke transportierte Produkte (12), die Vorrichtung (1) umfassend ein Positioniersystem (2) mit mindestens zwei, insbesondere drei oder mehr, entlang einer umlaufenden Bahn bewegbaren Schlitten (20) und mit einem Antriebssystem (24), wobei die Schlitten (20) jeweils eine Produktaufnahme (22) aufweisen und eingerichtet sind, um jeweils einen Zuschnitt (10) an der Produktaufnahme (22) aufzunehmen, den Zuschnitt (10) ortsfest an der Produktaufnahme gehalten zu transportieren, und den Zuschnitt (10) an die Übergabestrecke zu übergeben, und wobei das Antriebssystem (24) eingerichtet ist, um die Schlitten (20) entlang der umlaufenden Bahn zumindest abschnittsweise unabhängig voneinander zu bewegen.
Nº publicación: EP4708380A1 11/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: EP4708380A1
The present invention relates to a negative electrode active material for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the negative electrode active material for a rechargeable lithium battery includes graphite including secondary particles in which primary particles are assembled; and amorphous carbon present inside the secondary particles, wherein a ratio of the average particle diameter D50 of the amorphous carbon to the average particle diameter D50 of the primary particles is 0.1 to 0.5.
BOPI
Sede Electrónica
