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1369
resultados
Última actualización
21/08/2025 [07:15:00]
Resultados 125 a 150 de 1369
Resumen de: EP4603932A1
A battery production method and a battery production system are provided. The method includes: determining, by an upper-level computer, a quantity of first battery cells based on a current first production work order in a process of producing products by a production device in a first process of a battery production line; determining, by the upper-level computer, a quantity of second battery cells; when the quantity of the second battery cells is greater than or equal to the quantity of the first battery cells, sending, by the upper-level computer, a control instruction to a first production device in the first process, and taking a next first production work order as the current first production work order; determining, by a manufacturing execution system, a quantity of unfinished battery packs on a station device for a current second production work order and sending the quantity of the unfinished battery packs to the station device in a process of producing products by the station device in the second process of the battery production line; and when the quantity of the unfinished battery packs is zero, taking, by the station device, a next second production work order as the current second production work order.
Resumen de: EP4604244A1
A cell includes a jellyroll A and a jellyroll B. The jellyroll A is formed by laminating a first positive-electrode sheet, a separator, a negative-electrode sheet, and another separator sequentially; the jellyroll B comprises a first portion of laminates and a second portion of laminates laminated on the first portion of laminates. The first portion of laminates is formed by laminating a first positive-electrode sheet, a separator, a negative-electrode sheet, and another separator sequentially; the second portion of laminates is formed by laminating a ternary positive- electrode sheet, a separator, a negative-electrode sheet, and another separator sequentially.
Resumen de: EP4604243A1
A cell includes a positive-electrode sheet, a separator, and a negative-electrode sheet. The positive-electrode sheet includes a positive-electrode collector and a positive-electrode active material layer disposed on each of two surfaces of the positive-electrode collector; the positive-electrode active material layer includes a first active material layer and a second active material layer laminated on the first active material layer; and the first active material layer is in direct contact with a surface of the positive-electrode collector. The first active material layer comprises a ternary active material, the ternary active material has a specific surface area of 0.3-0.9 m<sup>2</sup>/g; the second active material layer comprises a lithium manganese iron phosphate material, the lithium manganese iron phosphate material has a specific surface area of 20-24 m<sup>2</sup>/g.
Resumen de: EP4603262A1
A sealing tool according to one aspect of the present disclosure includes a first sealing block and a second sealing block facing each other, wherein the first sealing block includes a first fixing part; and a first replacement part configured to be coupled to and detachable from the first fixing part; and the second sealing block includes a second fixing part; and a second replacement part configured to be coupled to and detachable from the second fixing part; wherein at least one of the first and second replacement parts is formed with a groove for an electrode lead to be received in a position corresponding to the electrode lead.
Resumen de: EP4604314A1
An electrolyte injection device according to one embodiment of the present disclosure is an electrolyte injection device for injecting an electrolyte into a cell case, the device comprising: an upper plate with a built-in hopper for injecting an electrolyte into the cell case at the upper side of the cell case, a lower plate with a mounting hole through which the lower surface of the cell case is seated, and an elastic part that is located at a position corresponding to the mounting hole on the lower side of the lower plate and is compressed according to the pressure applied to the lower surface of the cell case, wherein a sensor unit for measuring a pressure applied to the lower surface of the cell case is located on an upper part of the elastic part.
Resumen de: EP4604298A1
Disclosed herein relates to a battery pack in which a cell assembly is accommodated, including: a pack case in which a cell assembly is seated; and an upper case coupled to the pack case to cover an upper part of a cell assembly seated inside the pack case, wherein the upper case includes a protruding part at a lower end that presses against the upper part of a cell assembly seated in the pack case.
Resumen de: EP4604303A1
A busbar assembly according to one embodiment of the present disclosure comprises: a busbar that is connected to battery modules inside the battery pack to guide an electrical connection of the battery modules, a first insulating layer that surrounds an outer peripheral surface of the busbar and has grooves formed at both ends, a second insulating layer that surrounds the first insulating layer, and a cap that including a main body that surrounds both ends of the busbar and a fixing part that is inserted into the groove.
Resumen de: EP4603460A1
A cathode active material for a lithium secondary battery according to embodiments of the present disclosure includes lithium-transition metal oxide particles which have a crystal grain size of 350 nm to 450 nm measured through X-ray diffraction (XRD) analysis and an XRD peak intensity ratio of 10% to 11%.
Resumen de: EP4604219A1
A carbon material, an anode material and a battery provided. The carbon material has a total pore volume of 0.5 cm<3>/g to 1.6 cm<3>/g. The carbon material has a crush strength of U1 kN/cm<2>, where 0.05≤U1≤0.3. The carbon material has appropriate pores providing sufficient storage space for the silicon material, relieving volume expansion of the silicon material. Moreover, crush strength of the carbon material is controlled within an appropriate range, allowing the carbon material to have an excellent structure stability. Thus, collapse and crush of structure of the carbon material caused by volume expansion during lithiation and delithiation are reduced, and occurrence of a side reaction is reduced, thereby improving capacity and cycling performance of the anode material.
Resumen de: EP4603854A1
A battery information generating method according to an embodiment of the present disclosure includes a profile obtaining step (S100) of obtaining a differential profile representing a correspondence relationship between a voltage and a differential capacity of a battery; a peak detecting step (S200) of detecting a peak in the differential profile; a voltage comparing step (S300) of comparing a peak voltage corresponding to the peak with a preset reference voltage; a resistance determining step (S400) of determining a resistance for a predetermined time from a discharge start point as a measured resistance by discharging the battery; and a diagnostic resistance determining step (S500) of determining a diagnostic resistance of the battery based on the measured resistance according to a comparison result of the voltage comparing step.
Resumen de: EP4604289A2
The present application relates to a cell contact system of an energy storage battery, an energy storage battery device, and an electrical apparatus. The cell contact system of the energy storage battery includes a conductive aluminum busbar, the conductive aluminum busbar includes a first electric-connecting element and a second electric-connecting element, the first electric-connecting element and the second electric-connecting element have first different specifications configured to provide error-proofing assembly for the cell contact system of the energy storage battery, and a length of a first electric-connecting portion of the first electric-connecting element is different from a length of a second electric-connecting portion of the second electric-connecting element.
Resumen de: EP4604305A2
The present application relates to a secondary battery (10) and a battery module. The secondary battery (10) includes: a casing (11) including a receiving cavity (11a) having an opening; a top cover assembly (12), which the top cover assembly (12) is connected to the casing (11) to seal the opening, and an electrode assembly (13), disposed in the receiving cavity (11a), in which the electrode assembly (13) includes two end faces (13a) disposed opposite to each other in a first direction (Y) perpendicular to a depth direction (X) of the receiving cavity (11a), a lug (13b) extending from each end face (13a); the lug (13b) is a layered structure and has a redundant section (130a) close to the end face (13a) and a connecting section (130b) connected to the redundant section (130a); the current collecting member (14) includes a current collecting portion (141) fixedly connected to the connecting section (130b). The lug (13b) of the secondary battery (10) of the embodiment of the present application has the redundant section (130a), which can effectively buffer the movement and reduce the possibility that the lug (13b) is torn or broken due to an excessive tensile stress.
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: EP4604262A1
A thermal propagation test jig for a battery includes a nail block, at least one nail located at a bottom of the nail block and a nail holderconfigured to receive the nail block and the at least one nail. The thermal propagation test jig for the battery is configured to evaluate a battery module's stability.
Resumen de: EP4604187A1
Provided is a cathode material and a preparation method therefor, and a secondary battery. The cathode material is a lithium nickel cobalt oxide composite oxide. In an XRD pattern of the cathode material, a characteristic peak of a crystal face (104) includes a (104)-Kα1 diffraction peak and a (104)-Kα2 diffraction peak after peak splitting, a separation value between the (104)-Kα1 diffraction peak and the (104)-Kα2 diffraction peak is α, and 0.7 ≤ α ≤ 2.0. The cathode material has suitable particle size, good particle strength and sufficient internal defects, which are conducive to reducing the phenomenon of polarization of the cathode material, such that the secondary battery based on the cathode material has both better cycle stability and rate performance.
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: 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: 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: 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: 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: 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.
Nº publicación: EP4604335A1 20/08/2025
Solicitante:
MERCEDES BENZ GROUP AG [DE]
Mercedes-Benz Group AG
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).
BOPI
Sede Electrónica
