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1500
resultados
Última actualización
27/06/2026 [07:57:00]
Resultados 625 a 650 de 1500
Resumen de: WO2026127258A1
A battery cell according to one embodiment of the present invention may comprise: an electrode assembly in which electrodes and separators are alternately interposed; an exterior member having an accommodation part in which the electrode assembly is accommodated; and a supporter for supporting the accommodation part from the inner side. The supporter can comprise: a pair of contact parts that are in contact with opposing inner surfaces of the exterior member, each of the contact parts at least partially overlapping an edge part of the electrode assembly in the thickness direction of the electrode assembly; and a support part which connects the pair of contact parts, and which is spaced a predetermined interval apart from the circumference of the electrode assembly such that a pocket is defined between the electrode assembly and the support part.
Resumen de: WO2026125650A1
The present disclosure provides a method for manufacturing a component of a secondary battery, a component for a secondary battery, and a battery cell comprising the component. The method comprises: providing an electrically conductive 3D current collector substrate comprising a plurality of electrically conductive protrusions extending from a base of the substrate, wherein a metal anode is provided as a layer of electrode active material on the 3D current collector, and wherein the metal anode comprises an alkali metal or an alkaline earth metal; coating the 3D current collector with a polymer, wherein the polymer is capable of at least partially conducting ionically and/or forming a gel, and/or forming a porous structure; and contacting the polymer coating with a liquid electrolyte to at least partially convert the polymer to an ionically conductive gel or to form an ungelled porous structure which at least partially holds the liquid electrolyte.
Resumen de: US20260171551A1
A battery module includes a plurality of battery cells and an insulating unit between adjacent ones of the battery cells. The insulating unit includes: a first sheet including an insulating material; a second sheet facing the first sheet and including an insulating material; and an adhesive portion between the first sheet and the second sheet and coupling the first sheet and the second sheet to each other. A support portion protrudes from one surface of the adhesive portion facing the first sheet and is inserted into the first sheet.
Resumen de: US20260165238A1
A mower includes: a battery compartment for mounting at least one battery pack; a cutting assembly including a cutting motor; a traveling assembly including a traveling motor; a battery management unit at least used for monitoring the discharge capacity of the battery pack; and a control device electrically connected to the cutting motor, the traveling motor, and the battery management unit. The battery management unit is configured to determine the current discharge capacity parameters of the battery pack in at least two manners and output the minimum parameter among the determined current discharge capacity parameters of the battery pack. The control device is configured to acquire the current discharge capacity parameter of the battery pack outputted by the battery management unit and according to the outputted current discharge capacity parameter of the battery pack, determine control information adapted to the cutting motor and the traveling motor.
Resumen de: WO2026125041A1
The invention relates to an electrode assembly for a battery cell, comprising a plurality of first electrodes (1) and a plurality of second electrodes (2) which, in the electrode assembly, are alternately stacked one on top of the other in a stacking direction (s) or wound into an electrode roll (R) and alternately follow one another in a radial direction (r), wherein the first electrodes (1) and the second electrodes (2) each have an electrically conductive carrier layer (3) and a coating (4) made of an active material on at least one side of the carrier layer (3), and an edge section of each carrier layer (3) is designed as a contact section (5) which is at least partially free of the coating (4). In order to make extensive contact between the first electrodes (1) and between the second electrodes (2), a respective electrically conductive material (6-1; 6-2) is introduced between the contact sections (5-1) of adjacent first electrodes (1) and between the contact sections (5-2) of adjacent second electrodes (2) in order to electrically conductively connect the contact sections (5-1) of the first electrodes (1) to one another and the contact sections (5-2) of the second electrodes (2) to one another. This allows for extensive contact between the electrodes (1, 2) while avoiding excessively high current densities at the contact point. The invention further relates to a method for producing an electrode assembly for a battery cell and to a battery cell having an electrode assem
Resumen de: WO2026127429A1
The present invention relates to a secondary battery and a battery box comprising same. According to one aspect of the present invention, the secondary battery comprises: an electrode assembly extending in one direction; a cap covering one portion of the electrode assembly; and an exterior film surrounding the other portion of the electrode assembly. The cap may include: a cover member covering one side along the direction in which the electrode assembly extends; a connection unit provided on one surface of the cover member to couple same to the exterior film; and a heat insulating unit provided on the other surface of the cover member and having a higher melting point than the connection unit.
Resumen de: US20260171506A1
Methods are provided for cutting electrodes in a solid-state battery. In one example approach, a method comprises arranging electrodes in a stack, the stack comprising a first and oppositely charged second electrode, wherein the first electrode overhangs the second electrode; laminating the first and second electrodes in the stack; cutting a portion of the overhang around the perimeter of the first electrode with a laser; and removing the cut portion of the overhang from the first electrode so that the first electrode overhangs the second electrode by an amount that is less than or approximately equal to a threshold amount.
Resumen de: WO2026128743A1
The present inventions relate to methods, devices, systems, apparatuses, controllers, software, and designs associated with packaging of at least one cell assembly in a space efficient manner, while the cell assembly is in the packaging. The space optimization comprises a folding scheme. The packaging of the cell assembly in the enclosure may include heat and/or pressure application onto the packaging, while the cell assembly is in the packaging, e.g., enclosure such as a pouch.
Resumen de: WO2026127453A1
The present invention relates to an electrode assembly and a secondary battery comprising same, wherein, in the electrode assembly, impregnation with an electrolyte solution is facilitated near a central portion of the electrode assembly where compressive stress is high, and a reaction area is increased, thus ensuring that, during rapid charging, intercalation and deintercalation of lithium can proceed smoothly, thereby suppressing the occurrence of lithium plating and enabling a uniform reaction, and enabling problems at the central portion to be improved by improving the unfavorable negative-to-positive electrode ratio (NP ratio) typically caused by stress concentration at the central portion.
Resumen de: WO2026126991A1
This lithium secondary battery contains lithium phosphate and a cyclic sulfate compound (I) represented by formula (I). R11 represents an alkylene group, an alkenylene group, a group represented by formula (i-1), a group represented by formula (i-2), or a group represented by formula (i-3); R12 represents an oxygen atom, an alkylene group, an alkenylene group, or an oxymethylene group; R13 represents an alkyl group, an alkenyl group, or an oxymethylene group; R14 represents a halogen atom, an alkyl group, a halogenated alkyl group, an alkoxy group, or a group represented by formula (i-4); and R15 represents an oxygen atom, an alkylene group, an alkenylene group having 2-6 carbon atoms, or an oxymethylene group.
Resumen de: DE102024138017A1
Die Erfindung betrifft eine Batteriemodulanordnung (14) zur Anordnung in einem Innenraum (22) eines Batteriegehäuses (16), die eine Modulgruppe (33) aufweist, die in einem Modulbereich (38) angeordnet ist, wobei die Modulgruppe (33) mindestens ein Batteriemodul (32) umfasst, eine erste Seite (33a, 33b) und eine der ersten Seite (33a, 33b) bezüglich einer ersten Richtung (z) gegenüberliegende zweite Seite (33b, 33a). Dabei ist vorgesehen, dass die Batteriemodulanordnung (14) eine nicht als Teil des Batteriegehäuses (16) ausgebildete, erste Versteifungsplatte (40; 42) aufweist, die an der ersten Seite (33a, 33b) der Modulgruppe (33) angeordnet ist, sich senkrecht zu einer ersten Richtung (z) über den Modulbereich (38) erstreckt, und die dazu ausgelegt ist, eine auf die Batteriemodulanordnung (14) in einer zur ersten Richtung (z) senkrechten Einwirkungsrichtung (x, y) einwirkende externe Last (L), in der Einwirkungsrichtung (x, y) durch die Batteriemodulanordnung (14) durchzuleiten.
Resumen de: DE102024138611A1
Die Erfindung betrifft eine Batteriezelle (10) für ein Kraftfahrzeug, wobei die Batteriezelle (10) ein Zellgehäuse (12) umfasst, das einen Zellinnenraum (14) einschließt, wobei im Zellinnenraum (14) eine erste Zellchemie (16) angeordnet ist. Dabei ist vorgesehen, dass der Zellinnenraum (14) in mindestens eine erste Kammer (14a) und mindestens eine zweite Kammer (14b) gegliedert ist, die durch mindestens eine Trennwand (26) im Zellinnenraum (14) fluidisch dicht voneinander separiert sind, wobei die erste Zellchemie (16) in der ersten Kammer (14a) angeordnet ist und in der zweiten Kammer (14b) eine zweite Zellchemie (18) angeordnet ist, die von der ersten Zellchemie (16) verschieden ist.
Resumen de: US20260171561A1
0000 This application provides a battery cell, which relates to the technical field of battery cells. The battery cell includes a housing, wherein an explosion-proof structure is provided on the housing; a valve opening area S of the explosion-proof structure, a valve opening pressure P of the explosion-proof structure, an electrolyte injection amount m of the battery cell, and a capacity C of the battery cell satisfy 2.4≤S×P−C/(m×1000)≤5.4.
Resumen de: WO2026127311A1
The present invention relates to an apparatus used in a heat treatment process for obtaining purified lithium sulfide powder and presents a method and system for automating the lithium sulfide heat treatment process, which requires a lot of cost and time, to reduce production costs and increase the yield.
Resumen de: WO2026127433A1
The present invention provides a positive electrode active material comprising a core in the form of a single particle and a coating layer formed on the surface of the core, wherein the coating layer includes: a first coating layer which is applied in the form of dots to a portion of the surface of the core and contains tungsten (W) and an element (M) having a higher ionic conductivity than W; and a second coating layer which is applied to an uncoated portion, not coated with the first coating layer, of the surface of the core and selectively applied to the first coating layer, and contains boron (B). The content of the elements contained in the coating layer satisfies the following relationship A. (A): 10 < B content / (W content + M content) Х 100 < 20
Resumen de: WO2026125553A1
The invention relates to a system for cooling a battery (2), which system comprises: - a main circuit (4) comprising the battery and a pump (5) for circulating a dielectric fluid arranged between a main outlet (BS1) and a main inlet (BE1) of the battery; - a degassing circuit (7) comprising an expansion tank (8) and at least one tank of variable volume, which degassing circuit is connected to the main circuit by a first tapping (10) adjacent to the main outlet (BS1) of the battery or positioned on a secondary outlet (BS2) of the battery, and by a second tapping (11) positioned downstream of the main outlet; and - a three-way valve (12) a first flow path whereof is connected to the expansion tank, a second flow path whereof is connected to the second tapping of the main circuit and a third flow path whereof is connected to a third tapping (14) positioned downstream of the pump and upstream of the main outlet.
Resumen de: US20260171458A1
A method of making an anti-thermal propagation cell includes providing a longitudinal base film web with first and second sides, the first side having an adhesive layer. A plurality of insulation pads, each with top and back faces, front and back edges, and left and right sides, is provided. The back face of an insulation pad is attached to the first side of the base film web so that left and right base film strips remain free. The left strip is folded over the left side and part of the top face, and the right strip is folded over the right side and part of the top face. A lidding film web with first and second sides, the first side having an adhesive layer, is provided. The first side of the lidding film web is attached to portions of the top face and the folded base film strips.
Resumen de: US20260171631A1
0000 A manufacturing method to prevent insufficient welding of resin pieces during manufacture of a battery cell includes stacking electrode sheets in a layering direction, the electrode sheets each including an electrode and a current collector. The electrodes are located in a container, and the current collectors are each connected to the electrode in the container and protrude outward from an opening of the container. The method also includes preheating resin pieces, located between adjacently stacked current collectors, through the current collectors. After preheating is started, pressurizing and heating the resin pieces is started from an outside toward a center in the layering direction at a position of the opening of the container. Resin pieces are welded together between the current collectors, and the opening of the container is sealed.
Resumen de: US20260172984A1
A battery communication system and an operation method thereof are provided. The battery communication system is used to communicate with a plurality of battery units. The operation method of the battery communication system includes the following steps: in a wireless daisy-chain communication path of the battery communication system, a first wireless communication unit sends a transmission signal to a second wireless communication unit adjacent thereto via a wireless communication or a coupling wave; and in the wireless daisy-chain communication path of the battery communication system, the first wireless communication unit and the second wireless communication unit operate an auto-power control (APC) to automatically adjust an output power of the first wireless communication unit.
Resumen de: US20260171517A1
0000 A wireless battery management system includes a plurality of cell monitoring units (CMUs) configured to monitor a plurality of battery cells, and a battery management unit (BMU) configured to perform wireless communication with the plurality of CMUs and manage the plurality CMUs. The BMU requests transmission of cell monitoring information from the plurality of CMUs, and based on a failure of the transmission from any CMU, preferentially requests retransmission of the cell monitoring information from the CMU from which transmission has failed.
Resumen de: WO2026127329A1
The present invention relates to: a protective layer composition for forming a protective layer on an anode of a lithium secondary battery using lithium metal as the anode; an anode including a protective layer formed using same; and a lithium secondary battery, particularly a lithium-sulfur battery, using same. The lithium metal-protective composition according to one aspect of the present invention is used to form an organic-inorganic composite layer on a lithium metal layer, thus exhibiting an effect of improving the lifespan of a lithium secondary battery.
Resumen de: WO2026126011A1
The present disclosure relates to a cell assembly having varied coating thicknesses and a method for its preparation. The cell assembly of the present disclosure serves the purpose of corrosion resistance, enables the welding joint effectively, improves the quality by enabling the hardness, and reduces the overall cost of the cell.
Resumen de: US20260166491A1
0000 The disclosed subject matter relates to system and methods for electrochemical extractions of target ions, such as lithium.
Resumen de: DE102024137854A1
Ein mehrlagiger Festelektrolytseparator (3) für eine Batteriezelle (1, 30) umfasst zumindest zwei Lagen (3a-h), wobei die zumindest zwei Lagen (3a-h) schichtweise mittels Aerosoldeposition abgeschieden sind, und wobei eine (3a) der zumindest zwei Lagen (3a-h) eine Ionenleitungsfunktion und eine Separationsfunktion umfasst.
Nº publicación: WO2026126812A1 18/06/2026
Solicitante:
ATOMWORK CO LTD [JP]
ZEON CORP [JP]
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\u65E5\u672C\u30BC\u30AA\u30F3\u682A\u5F0F\u4F1A\u793E
Resumen de: WO2026126812A1
An electromotive force generating device 10 comprises: a power generation means 14 which has an electrolyte-containing body 11 containing an electrolytic solution, a positive electrode 12, and a negative electrode 13, and which generates an electromotive force when the positive electrode 12 and the negative electrode 13 come into contact with the electrolyte-containing body 11; and a container 16 in which the whole or a part of the electrolyte-containing body 11 is housed in a sealed state together with a liquid. Accordingly, in the electromotive force generating device 10, the humidity in the container 16 is kept at a certain level or higher, and a decrease in output current and output voltage due to a decrease in atmospheric humidity can be suppressed.
BOPI
Sede Electrónica
