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659
resultados
Última actualización
03/08/2026 [08:20:00]
Resultados 450 a 475 de 659
Resumen de: US20260221569A1
The resin battery module includes: a plurality of pouch type or prismatic type battery cells including a battery cell terminal; a circuit board; a bus bar that is electrically connected to the battery cell terminal of each of the plurality of battery cells and the circuit board; a fire-resistant plate that is disposed between at least one set of adjacent battery cells among a plurality of battery cells arranged in one direction; a pair of end plates that are provided on both end sides of the plurality of battery cells arranged in one direction, respectively; and a pair of side plates that are coupled with the pair of end plates to form a surrounding structure accommodating the plurality of battery cells, in which at least one of the fire-resistant plate and the pair of end plates is formed of a cured product of a thermosetting resin composition.
Resumen de: US20260221628A1
A system for determining a temperature value of a battery cell is described. The system includes a post directly couplable to the battery cell. The post has a post temperature corresponding to a temperature associated with the battery cell. The system also includes a thermally conductive pad coupled to the post and a sensor. The sensor is physically coupled to the thermally conductive pad and configured to measure the temperature associated with the battery cell via the thermally conductive pad and the post. The system also includes a battery management system (BMS) that includes processing circuitry in communication with the sensor and configured to determine the temperature value of the battery cell based on the measured temperature associated with the battery cell.
Resumen de: US20260221525A1
A disclosed cylindrical nonaqueous electrolyte secondary battery includes a bottomed cylindrical battery case, a spirally-wound type electrode group, a nonaqueous electrolyte, a sealing member, a positive electrode lead, and a negative electrode lead. The electrode group includes a positive electrode, a negative electrode, and a separator. The negative electrode is a negative electrode that expands during charging and contracts during discharging. The battery case has an outer diameter of 15 mm or less. The electrode group includes a hollow portion at a center of the electrode group. The negative electrode lead is connected to a portion of the negative electrode that faces the hollow portion. In a discharged state, 0.25
Resumen de: US20260221526A1
A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode, a nonaqueous electrolyte, and a separator provided between the positive and negative electrodes. The positive electrode includes a positive electrode current collector and a positive electrode active material layer carried on the positive electrode current collector. The positive electrode active material layer contains a positive electrode active material, a binder, and an additive. The additive is a polymer material having a melting point or thermal decomposition temperature of 200° C. or higher and 500° C. or lower. In a cross section of the positive electrode active material layer, the polymer material forms and is dispersed as a plurality of island-shaped regions. The separator includes a base layer and a heat-resistant layer layered on the base layer. The melting point or thermal decomposition temperature of the polymer material is equal to or higher than a melting point of the base layer.
Resumen de: US20260223310A1
A wiring module is to be attached to a plurality of power storage elements and includes a plurality of circuit boards, a plurality of wires and a protector for holding the plurality of circuit boards and the plurality of wires. The wire is connected to the circuit board. At least some of the plurality of wires are integrally bundled to constitute a main line. The protector includes a placing surface, on which the circuit boards are placed, a wire accommodating portion for accommodating the plurality of wires and a main line accommodating portion overlapped on the wire accommodating portion in a first direction orthogonal to the placing surface for accommodating at least a part of the main line. The plurality of wires include at least one overlapping wire to be disposed to overlap the main line when viewed from the first direction.
Resumen de: US20260221514A1
0000 A preparation processes of an all-solid-state-battery (ASSB) element or of an ASSB including a halide solid electrolyte, wherein the processes includes a procedure of oxidation and an outgassing procedure.
Resumen de: US20260221425A1
0000 The present invention relates to a positive electrode active material for a lithium secondary battery, which comprises: a core including a layered lithium transition metal oxide containing 60 mol % or more of nickel (Ni) based on the total moles of transition metals; and a coating layer disposed on the core and comprising cobalt (Co), aluminum (Al), or a combination thereof, wherein the positive electrode active material is composed of a single particle, and the coating layer is formed in an island-type structure.
Resumen de: US20260221484A1
A sealing apparatus may include a pair of sealing tool assemblies of an exothermic sealing tool, an endothermic sealing tool and an endothermic/exothermic device. The exothermic sealing tool and the endothermic sealing tool each may extends along a widthwise direction of a pouch, and may be juxtaposed with each other along a lengthwise direction of the pouch. The endothermic/exothermic device may be interposed between the exothermic sealing tool and the endothermic sealing tool to radiate heat to the exothermic sealing tool and absorbs heat from the endothermic sealing tool.
Resumen de: US20260221625A1
An all-solid-state battery which includes: a battery element; a positive electrode terminal; and a negative electrode terminal. The battery element has a positive and negative electrode, and solid electrolyte layer between positive and negative electrode. Positive electrode terminal is connected to positive electrode on first surface of battery element. Negative electrode terminal is connected to negative electrode on second surface different from first surface of battery element. Negative electrode includes a material that forms alloy with Li. Negative electrode terminal has a main portion including material that forms alloy with Li and coating layer covering at least a part of outer surface of main portion. At least a part of a mounting surface of the negative electrode terminal is the coating layer. The coating layer includes at least one selected from the group consisting of W, Ti, Ni, Cr, Mn, Fe, Cu, and Co.
Resumen de: US20260216828A1
0000 A laser notching apparatus capable of forming an electrode tab on an electrode sheet through a notching process includes a laser unit configured to emit a laser beam onto the electrode sheet, a rotating drum which is in contact with the electrode sheet to move the electrode sheet, a fixed drum positioned on one side of the rotating drum in an axial direction, and a scrap-suctioning part provided in the fixed drum and configured to suction a scrap that is cut from the electrode sheet by the laser beam.
Resumen de: US20260222522A1
0000 Disclosed in embodiments of the present disclosure are a battery cell identification method and system. The method is applied to a battery cell identification system, and the identification system comprises: a camera, an industrial personal computer, and a production execution system. The method comprises: when the camera reaches a preset photography position, the camera photographs a battery cell to be identified, to obtain image data, and sends the image data to the industrial personal computer; the industrial personal computer performs image processing on the image data to obtain an identifier of said battery cell, and sends the identifier to the production execution system; and the production execution system determines an identification result of said battery cell on the basis of production information in the identifier.
Resumen de: US20260221496A1
Disclosed is a negative electrode including a negative electrode charge collector, and a negative electrode layer that is disposed on the negative electrode charge collector and contains solid electrolyte particles. The value of (D90−D10)/D50 is less than 10.0, where D10, D50, and D90 are defined as cumulative volume particle diameters of the solid electrolyte particles at cumulative volumes of 10 vol %, 50 vol %, and 90 vol % respectively, as measured according to a laser diffraction/scattering particle size distribution measurement method. The negative electrode contains no negative electrode active material. Preferably, a cumulative volume particle diameter D95 of the solid electrolyte particles at a cumulative volume of 95 vol % as measured according to the laser diffraction/scattering particle size distribution measurement method is less than 65 μm.
Resumen de: US20260221452A1
0000 The present invention relates to an electrode for use in an energy storage device, said electrode comprising an electron collector, an active material and a conductive binder, wherein said conductive binder comprises solution-processed n-type conducting polymer having a conductivity of at least 100 S/cm.
Resumen de: US20260221546A1
0000 A pouch film laminate according to the present disclosure includes a base material layer, a gas barrier layer, and a sealant layer which are sequentially laminated. The base material layer includes a first base material layer, a first adhesive layer, and a second base material layer which are sequentially laminated. T the first adhesive layer includes metal oxide particles in an amount of greater than 15 wt % to less than 60 wt % based on a total weight of the first adhesive layer. A pouch type battery case including the pouch film laminate, and a pouch type secondary battery including the pouch type battery case are also disclosed.
Resumen de: US20260221792A1
A mobile battery charging and storage station for both indoor and outdoor use, comprising: a weatherproof, secure cabinet mounted on wheels and having a width less than 800 mm, a plurality of internal storage units within the cabinet, each having an internal mains power supply socket and a unit air vent, each storage unit sized to receive a battery pack to be charged from the power supply socket, wherein the cabinet has an externally mounted weatherproof mains hook up socket electrically connected to supply each of the internal mains power supply sockets, and wherein the cabinet houses an automatic climate monitoring and adjusting system for supplying air to the storage units via their respective unit air vents to optimise the climate of the storage units for the charging of batteries therein.
Resumen de: US20260221509A1
0000 A non-aqueous electrolyte secondary battery includes: an electrode body in which a positive electrode and a negative electrode are wound with a separator interposed therebetween; a non-aqueous electrolyte; and an outer can that accommodates the electrode body and the non-aqueous electrolyte. The negative electrode has a negative electrode core and a negative electrode mixture layer provided on the surface of the negative electrode core. The electrode body has, on the outer peripheral surface thereof, an exposed portion where the surface of the negative electrode core is exposed, and the exposed portion is in contact with the inner surface of the outer can. The non-aqueous electrolyte contains lithium hexafluorophosphate and 1-propene 1,3-sultone.
Resumen de: GB2703399A
Apparatus 10 comprises a conveyor systems to deliver battery plates 20 to first holding stage 12. A plurality of moveable elements (12a-12b,Fig.1) move to provide (and remove) plate 20 stage support and may be rotatable and comprise a pair of spaced-apart, opposed ledges. A second holding stage 14 catches the battery plate 20 from below and is moveable to allow plate stack 18 removal by conveyor system 16 and may comprise a pair of spaced-apart, opposed wall structures 14a-14b acting as a lift mechanism. A third plate holding stage (22,Fig.4) may comprise a plurality of opposing, retractable, protruding elements (22a-22d,Fig.4) which can support plate 20 dropped from stage 12 whilst stage 14 is being lowered. A reject mechanism may comprise a plurality of retractable, spaced-apart, opposed bars 24a-24b that act as intercept holding stage 24 from stage 12 and allow ejection by extendable, reciprocable member 26 to reject zone (28,Fig.5). Figure 6
Resumen de: EP4782821A1
0001 According to some embodiments, a battery inspection device includes a photographing unit configured to photograph a feed state of a negative electrode being fed toward a winding core to form a jelly roll of a cylindrical battery cell and generate a negative electrode feed-state image and a processing unit configured to measure a first distance indicating the feed state of the negative electrode based on the negative electrode feed-state image, calculate a negative electrode feed amount index indicating a feed amount of the negative electrode based on the first distance, and diagnose a winding state of the jelly roll based on the negative electrode feed amount index.
Resumen de: EP4782142A1
Disclosed are a top cap welding apparatus for cylindrical battery cells, the top cap welding apparatus including a transfer unit configured to transfer a cylindrical battery case in which an electrode assembly having an outwardly exposed electrode tab is received, a pressing unit located in front of the battery case, the pressing unit being configured to press the battery case, a support unit located at the rear of the battery case, the support unit being configured to support the battery case, a top cap holder configured to locate a top cap at the rear of the electrode tab, a top cap support unit configured to support the rear of the top cap, and a welding unit configured to weld the electrode tab and the top cap to each other, wherein the welding unit includes a temperature adjustment unit configured to control the temperature of a welding mask configured to bring the electrode tab into tight contact with the top cap such that the temperature does not rise to a predetermined temperature or higher, and a top cap welding method for cylindrical battery cells using the same.
Resumen de: EP4783294A1
Disclosed are a pouch battery cell analysis apparatus and a pouch battery cell analysis method using the same, and more particularly a pouch battery cell analysis apparatus including a measurement unit configured to measure the voltage value of a pouch battery cell, a controller configured to determine whether the pouch battery cell is defective based on the voltage value measured by the measurement unit, a cutting member configured to cut a pouch case of the pouch battery cell, a gripping member configured to grip the pouch case in tight contact with the pouch case, and an analysis unit located above the pouch battery cell, and a pouch battery cell analysis method using the same.
Resumen de: EP4782852A1
0001 A battery diagnosis device according to an embodiment of the present invention may comprise: at least one processor; and memory that stores at least one command that is executed through the at least one processor. Here, the at least one command may comprise: a command for acquiring state data including a state value of each of factors for a plurality of batteries; a command for deriving regression lines indicating relationships between the factors by using the state data; a command for calculating coordinates corresponding to the state values of the factors and distances between the regression lines; and a command for inputting diagnostic data including the distances into a pre-trained diagnostic model, and determining an abnormal battery among the batteries by using a diagnostic result output by the diagnostic model.
Resumen de: US2025210737A1
Various systems and methods are provided for a battery management system. In one example, the battery management system includes a battery data receiving unit communicatively coupled to sensors of a battery pack. Further the battery data receiving unit includes instructions stored on non-transitory memory that when executed cause the battery data receiving unit to collect raw data from the sensors of the battery pack in a first format and transmit the collected raw data to an electronic control unit for downstream processing into a second format.
Resumen de: EP4783287A1
Disclosed is a solid electrolyte membrane and an all-solid-state battery including the same. More specifically, the solid electrolyte membrane includes a first solid electrolyte layer including a first solid electrolyte and a first fibrous binder and a second solid electrolyte layer including a second solid electrolyte and a second fibrous binder, stacked adjacent to each other, wherein the weight of the first fibrous binder relative to the total weight of the first solid electrolyte layer is less than the weight of the second fibrous binder relative to the total weight of the second solid electrolyte layer. Since the weight of a first fibrous binder included in the first solid electrolyte layer is less than the weight of the second fibrous binder included in the second solid electrolyte layer, the strength may be improved without lowering the ionic conductivity of the solid electrolyte membrane.
Resumen de: EP4783330A1
0001 The present disclosure discloses a bottom protection plate supporting structure and a battery pack therefor, where the bottom protection plate supporting structure includes a supporting plate , a bottom protection plate, and foams, the supporting plate is provided with a plurality of battery positioning holes, the foams are provided in a plurality and disposed between the supporting plate and the bottom protection plate, one end of each of the foams is fixedly connected to the bottom protection plate, an end surface of the another end of the foam is attached to the supporting plate, and the foams are configured to avoid the battery positioning holes. The foams can provide sufficient supporting to ensure the safety.
Nº publicación: EP4782141A1 29/07/2026
Solicitante:
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD.
Resumen de: EP4782141A1
0001 Disclosed are a top cap welding apparatus for cylindrical battery cells, the top cap welding apparatus including a transfer unit configured to transfer a cylindrical battery case in which an electrode assembly having an outwardly exposed electrode tab is received, a pressing unit located in front of the battery case, the pressing unit being configured to press the battery case, a support unit located at the rear of the battery case, the support unit being configured to support the battery case, a top cap holder configured to locate a top cap at the rear of the electrode tab, a top cap support unit configured to support the rear of the top cap, and a welding unit configured to weld the electrode tab and the top cap to each other, wherein the welding unit includes a welding mask configured to bring the electrode tab into tight contact with the top cap and a debris removal unit configured to remove debris generated during welding by injecting gas and/or suctioning the debris, and a top cap welding method for cylindrical battery cells using the same.
BOPI
Sede Electrónica
