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1111
resultados
Última actualización
26/08/2025 [07:12:00]
Resultados 450 a 475 de 1111
Resumen de: EP4604235A1
The present application discloses an insulating cover installation system and a use method thereof, and a production method for a battery pack. The insulating cover installation system includes a machine frame, a material loading assembly, a peeling assembly, a positioning assembly, a driving assembly, and a control module, where the material loading assembly has a material placement position for placing an insulating cover; the driving assembly includes a conveying mechanism, a moving mechanism, and a suction and transfer mechanism, where the conveying mechanism is configured to convey the battery to an attachment station; the moving mechanism is configured to suction the insulating cover from the material placement position to the peeling assembly, the peeling assembly is configured to cooperate with the moving mechanism to peel the release paper from the insulating cover, and the moving mechanism is configured to suction the insulating cover with the release paper peeled off to the positioning assembly; and the suction and transfer mechanism is configured to suction and transfer the insulating cover on the positioning assembly to the attachment station to attach the insulating cover to the battery located at the attachment station. The technical solution of the present application can improve the installation efficiency of insulating covers.
Resumen de: EP4604211A1
An anode material and a battery are provided. The anode material includes an active substance. The active substance includes a carbon matrix and a silicon material. The anode material contains an oxygen element and a nitrogen element, a mass content of the oxygen element is A%, and a mass content of the nitrogen element is B%. A powder conductivity of the anode material is P S/m, and meets the following relationship: (A+B)/P ≤ 3. According to the anode material provided in the present disclosure, a gas production phenomenon of the anode material is reduced while maintaining high electron conductivity.
Resumen de: EP4604208A1
The present invention relates to a positive electrode active material for an all-solid-state battery, a method of preparing same, and a positive electrode for an all-solid-state battery and an all-solid-state battery comprising same.
Resumen de: EP4604256A1
Disclosed is a wound core assembly comprising a positive electrode plate, a negative electrode plate, and a separator therebetween, with a central mandrel hole at its winding center. The termination edge of the positive electrode plate adjacent to the central mandrel hole is configured with an inclined segment that has two ends along its longitudinal axis respectively positioned at widthwise edges of the positive electrode plate, or the terminal edge is structured as a convex or concave edge; and/or, the termination edge of the negative electrode plate adjacent to the central mandrel hole is configured with an inclined segment, or a convex edge, or a concave edge. The inclined/convex/concave edges angled relative to the central mandrel hole's axis resolve stress into circumferential/axial components. Housing constraints counteract axial stress, reducing circumferential stress to prevent mandrel hole deformation, electrode bending, or fractures.
Resumen de: EP4603417A1
A tray, a clamping method, and a battery production line are provided. The tray is provided with a carrying region for carrying at least one workpiece, and the tray includes a base plate (1), a fixing plate (2), and a clamping assembly (3), where the fixing plate is arranged on a side of the base plate along a first direction and configured to block the workpiece. The clamping assembly includes two first clamping pieces (31) and at least one second clamping piece (32). The two first clamping pieces extend along the first direction and are spaced apart on two opposite sides of the base plate in a manner of moving towards each other along a second direction. The second clamping piece is arranged on a side opposite the fixing plate and located between the two first clamping pieces. The second clamping piece is configured to be capable of moving towards or away from the fixing plate along the first direction; and the first direction intersects with the second direction. The tray and the battery production line can adapt to workpieces with various different sizes and have good compatibility. The clamping method can carry and clamp workpieces with various sizes in a simple way.
Resumen de: EP4603427A1
A clamping module, a grabbing device, a battery production line, a clamping method, and a transfer method are disclosed, pertaining to the field of battery production technologies. A clamping jaw (21) includes a first clamping piece (211) and a second clamping piece (212). A direction in which the first clamping piece and the second clamping piece are arranged opposite each other is a first direction. A first drive component (22) is configured to drive the first clamping piece to move along the first direction. A mounting base (23) is arranged on the second clamping piece. The second clamping piece is able to move relative to the mounting base along the first direction. The mounting base is provided with a force applying portion (231) that is spaced away from the second clamping piece. An elastic member (24) is in contact with the second clamping piece and the force applying portion. A second drive component is configured to drive the mounting base to move along the first direction, so that a direction of an acting force applied by the elastic member to the second clamping piece is toward the first clamping piece. The first drive component and the second drive component independently perform driving, and the elastic member performs buffering, so that a battery cell can be stably grabbed with damage to the battery cell minimized.
Resumen de: EP4603795A1
Disclosed is an apparatus for inspecting an electrode assembly, which can perform inspection of an electrode assembly in a short period of time without destruction of the electrode assembly. The inspection apparatus can inspect an electrode assembly including an anode, a cathode and a separator interposed between the anode and the cathode, and may include: a laser irradiation unit irradiating the electrode assembly with a laser beam; an illumination unit irradiating the electrode assembly with light; an image acquisition unit obtaining an image of the electrode assembly irradiated with the laser beam or light; and a processor inspecting the electrode assembly based on the obtained image.
Resumen de: EP4603320A1
A battery pack can comprise a battery monitoring system that can monitor a battery metric of a battery cell of a battery system cluster board, in response to a determination that the battery metric satisfies a first bypass condition, enables a bypass mode applicable to the battery system cluster board, and in response to a determination that the battery metric no longer satisfies the first bypass condition, exits the bypass mode. A primary controller can in response to a determination that a second bypass condition applicable to the battery system cluster board has been satisfied, sends an instruction to the battery monitoring system to enter the bypass mode, and in response to a determination that the second bypass condition is no longer satisfied, sends an override instruction to the battery monitoring system to exit the bypass mode.
Resumen de: EP4604236A1
An electrode assembly includes a first electrode plate, a first separator in contact with the first electrode plate, a second separator in contact with the first separator, and a second electrode plate in contact with the second separator.
Resumen de: EP4603424A1
A cell feeding system (100) and method, a cell grouping system and method, and an operation system are provided. The cell feeding method includes: controlling a first conveyor line (111) to convey inflowing cells to a first material fetching position (210); controlling a second conveyor line (112) to convey inflowing cells to a second material fetching position (220); controlling a third conveyor line (113) to convey inflowing cells to a side taping station (240), and conveying the cells subjected to side taping treatment to a third material fetching position (230); controlling a first feeding and grabbing mechanism (121) to grab a first number of cells from a first material fetching position to a first feeding area (251) in the feeder position (250); and controlling a second feeding and grabbing mechanism (122) to grab a first number of cells from a target material fetching position to a second feeding area (252) in the feeder position; where the target material fetching position is selected from the second material fetching position or the third material fetching position based on the type of a current module to be assembled.
Resumen de: EP4604229A1
Embodiments of this disclosure provide a pre-stacking mechanism for battery module and a battery production line. The pre-stacking mechanism for battery module includes a workbench, a multi-row pre-stacking mechanism, and a single-row pre-stacking mechanism. The multi-row pre-stacking mechanism is configured to pre-stack multi-row battery cells to form a multi-row battery module. The single-row pre-stacking mechanism is configured to pre-stack single-row battery cells to form a single-row battery module. Both the single-row pre-stacking mechanism and the multi-row pre-stacking mechanism are disposed on the workbench. The pre-stacking mechanism for battery module in the embodiments of this disclosure can improve the efficiency of the battery production line.
Resumen de: EP4604335A1
Die Erfindung betrifft ein Reparaturverfahren für einen elektrischen Verbinder (100) mit einem Leitungselement (1), welches über ein Verbindungspad (3) mit einem elektrischen oder elektronischen Bauteil (5) fest verbunden ist. Das erfindungsgemäße Reparaturverfahren ist dadurch gekennzeichnet, dass der elektrische Verbinder (100) im Bereich des Verbindungspads (3) aufgetrennt wird, wonach aus dem mit dem Bauteil (5) verbundenen Teil des Verbindungspads (3) eine neue Kontur für ein späteres Crimpen ausgeschnitten wird, wonach Abschnitte (8, 9) der Kontur wannenförmig gebogen werden, und wonach ein Rundleiter (11) als Ersatz für das Leitungselement (1) durch Crimpen mit dem Verbindungspad (3) elektrisch kontaktiert und mechanisch verbunden wird. Die Erfindung betrifft außerdem einen hierfür geeigneten elektrischen Verbinder (100) sowie eine Batteriemodul mit einem solchen elektrischen Verbinder (100).
Resumen de: EP4604257A1
Disclosed is a technology capable of inhibiting elution of Al from a current collector containing Al into an aqueous electrolyte solution when the current collector is used in an aqueous battery. The aqueous battery of the present disclosure includes a positive electrode, an aqueous electrolyte solution and a negative electrode. One or both of the positive electrode and the negative electrode has/have a current collector containing Al. The current collector is in contact with the aqueous electrolyte solution. The aqueous electrolyte solution contains water and potassium polyphosphate dissolved in the water. At least one of proton, hydroxide ion and polyphosphate ion contained in the aqueous electrolyte solution behaves as a carrier ion. The aqueous electrolyte solution has no freezing point at -40°C or higher.
Resumen de: EP4603425A1
This disclosure discloses a conveying system, a conveying method, and a battery production line. The conveying system includes: a reflow box, located between a workpiece conveying line and a pallet conveying line, where the reflow box has an upper space and a lower space, a reflow conveying apparatus configured to return a pallet to the pallet conveying line is arranged in the lower space, the workpiece conveying line is configured to convey a first workpiece, the pallet conveying line is configured to convey the pallet, and the pallet is configured to carry a second workpiece; a pallet conveying branch line, connecting the pallet conveying line and the reflow conveying apparatus, where the pallet conveying branch line is configured to enable the pallet conveyed by the pallet conveying line to flow through a processing apparatus, and the processing apparatus is configured to process the first workpiece into the second workpiece; and a grasping and placing apparatus, placed in the upper space of the reflow box, and configured to grasp the first workpiece from the workpiece conveying line and place the first workpiece onto the pallet in the pallet conveying branch line, for processing by the processing apparatus.
Resumen de: EP4604297A1
A battery pack according to an embodiment of the present disclosure includes: a pack frame in which a plurality of battery modules are respectively mounted on a plurality of module sections that are partitioned from each other; a flow path frame located at a lower part of the pack frame; and at least one first discharge part located on one side surface of the pack frame, wherein the plurality of module sections includes a first module section and a second module section that are arranged side by side in one direction, with the second module section being located more adjacent to the first discharge part than the first module section, wherein the flow path frame includes a first flow path part located at a lower part of the first module section and a second flow path part located at a lower part of the second module section, and wherein the second lower venting flow path formed in the second flow path part is formed to be longer than the first lower venting flow path formed in the first flow path part.
Resumen de: EP4604204A1
A positive electrode active material composition, a positive electrode sheet, a battery and an electric device. The positive electrode active material composition comprises a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material comprises an LiaAbMnfB1-fP1-dRdO4-nDn inner core and a coating layer, which coats the inner core; and the second positive electrode active material comprises an LiNixCoyM1-x-yO2 compound, wherein 0.018m+0.003f ≤ z =< 0.02m+0.02f is satisfied.
Resumen de: EP4604216A1
Provided in the embodiments of the present invention are a composite positive electrode active material, a battery cell, a battery and an electric device. The composite positive electrode active material comprises a first lithium ferromanganese phosphate material and a second lithium ferromanganese phosphate material, wherein the first lithium ferromanganese phosphate material has a nanosheet structure, and the area of the (010) crystal plane of the first lithium ferromanganese phosphate material accounts for A1% of the total area of the crystal planes of the first lithium ferromanganese phosphate material; the second lithium ferromanganese phosphate material has a spherical and/or quasi-spherical structure, and the area of the (010) crystal plane of the second lithium ferromanganese phosphate material accounts for A2% of the total area of the crystal planes of the second lithium ferromanganese phosphate material; and the composite positive electrode active material satisfies: A1>A2.
Resumen de: EP4603280A1
A gas-permeable film of the present disclosure includes a first polymer layer, a second polymer layer, and a third polymer layer interposed between the first polymer layer and the second polymer layer, wherein the third polymer layer includes polypropylene and polytetrafluoroethylene at a weight ratio of 9:1 to 1:9. The gas-permeable film has excellent gas permeability, and thus, when applied to a secondary battery, the gas-permeable film may effectively discharge a gas generated inside the secondary battery.
Resumen de: EP4604217A1
The anode for lithium secondary batteries according to the present disclosure includes: an anode current collector; and an anode composite layer, containing a silicon-based anode active material and a binder, on the anode current collector, wherein the binder is a crosslinked polymer having an ester bond, and has a melting enthalpy (ΔHm) of 230 J/g or higher as measured by differential scanning calorimetry (DSC).
Resumen de: EP4604198A1
The present invention addresses the problem of controlling, as uniformly as possible, the size of amorphous silicon blocks that are spontaneously and non-uniformly generated when LiB is charged and discharged using silicon as a negative electrode active material. The present invention relates to a material for forming an all-solid-state lithium ion secondary battery negative electrode having, on a negative electrode current collector, a negative electrode active material layer in which: island-shaped convex parts made of a composition for forming an all-solid-state lithium ion secondary battery negative electrode containing silicon crystals having an average particle diameter of 0.5-5.0 µm are formed in a pattern at intervals; and a connection layer made of the composition for forming an all-solid-state lithium ion secondary battery negative electrode is formed to be continuous with the island-shaped convex parts, on the bottom surface of groove sections formed between the island-shaped convex parts. With regard to a negative electrode obtained by using said negative electrode forming material, dense and uniformly shaped blocks are formed by fusing the active materials after charging and discharging.
Resumen de: EP4604293A1
An energy storage apparatus, comprising an apparatus body (110) and a support structure (120), which is arranged at the bottom of the apparatus body and used for supporting the apparatus body, wherein the support structure comprises a first support plate (121), which comprises a first mounting wall (1211); an orthographic projection (Y) of the first mounting wall in a first plane (X) is located outside an orthographic projection (Z) of the apparatus body in the first plane; the first mounting wall is provided with a first assembly hole (1211a), through which the apparatus body is fixed to the ground; and the first plane is perpendicular to the direction of gravity (G) of the energy storage apparatus. By means of the present invention, the assembly efficiency of fixing the energy storage apparatus to the ground can be improved.
Resumen de: EP4604296A1
Embodiments of the present application provide a battery cell, a battery, and an electrical device, and belongs to the technical field of batteries. The battery cell includes a shell and an electrode assembly. The shell includes a first wall portion. The electrode assembly is accommodated in the shell. The electrode assembly includes a first electrode plate and a second electrode plate that have opposite polarities, and the first electrode plate and the second electrode plate are stacked in a first direction. In a second direction, the first wall portion faces an edge of the first electrode plate and/or an edge of the second electrode plate; the second direction intersects with the first direction; and the first wall portion is provided with a pressure relief mechanism. When the battery cell has thermal runaway, the discharged medium generated between the first electrode plate and the second electrode plate can quickly flow to the pressure relief mechanism, which shortens time for the discharged medium to reach the pressure relief mechanism and improves the timeliness of pressure relief of the battery cell, thereby effectively improving the reliability of the battery cell.
Resumen de: EP4604239A1
Provided is a non-aqueous electrolyte secondary battery provided with: a non-aqueous electrolytic liquid containing a sulfonylimide compound represented by General Formula (1) as an electrolyte salt and a carbonate-based solvent as an electrolyte solvent; a negative electrode containing, as a negative electrode active material, graphite having a peak area ratio (D/G ratio) of a D-band and a G-band analyzed by Raman spectroscopy of 0.7 or less, or graphite having a full-width at half-maximum of the G-band analyzed by Raman spectroscopy of 28 cm<sup>-1</sup> or less; and a positive electrode. (1): LiN(RSO<sub>2</sub>)(FSO<sub>2</sub>) (where R represents a fluorine atom, an alkyl group having 1-6 carbon atoms, or a fluoroalkyl group having 1-6 carbon atoms)
Resumen de: GB2638223A
A method for manufacturing a battery cell 16 comprises applying a carbon buffer layer 10 to a surface 13 of a current collector 24 as a coating process, wherein the current collector is an anode 22; and comprising interposing an electrolyte 12 between a cathode 14 and the anode, wherein the electrolyte is a solid electrolyte separator. A battery cell for a battery module manufactured according to the method is also claimed. The carbon buffer layer may be deposited on the current collector by Atomic Layer Deposition (ALD) or Physical Vapour Deposition (PVD). The carbon buffer layer may comprise carbon and a metal, preferably in the form of a Li-eutectic alloy, and may be amorphous. The carbon buffer layer is stated to enhance efficiency, reliability and lifespan of the battery cell by ensuring that lithium ions are deposited on the current collector uniformly by facilitating even distribution of the lithium ions.
Nº publicación: EP4604311A1 20/08/2025
Solicitante:
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD [HK]
Contemporary Amperex Technology (Hong Kong) Limited
Resumen de: EP4604311A1
Embodiments of this application provide a battery module, a battery, and a power consuming device. The battery module includes a battery cell group, a bracket, a binding member, and an electrical connecting member. The battery cell group includes a plurality of battery cells arranged in a first direction. Each of the battery cells includes electrode terminals. The bracket is located on a side of the battery cell group on which the electrode terminals are arranged. A first groove extending in the first direction is provided in the bracket, and a length direction of the bracket is parallel to the first direction. The electrical connecting member is at least partially received in the first groove. First through holes are provided in a bottom wall of the first groove, and the binding member passes through the first through holes and binds and fixes the electrical connecting member to the bracket. The space utilization inside the battery module provided in this application is high, thereby helping improve the energy density of the battery.
BOPI
Sede Electrónica
