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440
resultados
Última actualización
02/11/2026 [09:54:00]
Resultados 375 a 400 de 440
Resumen de: WO2026225824A1
A battery module according to an embodiment of the present invention may comprise: a module case including an accommodation space; a cell assembly disposed in the accommodation space and configured by stacking a plurality of battery cells each having an electrode terminal; a bus bar assembly electrically connecting the electrode terminals; and an expansion member surrounding both side surfaces of the bus bar assembly and configured to expand at a predetermined temperature or higher.
Resumen de: WO2026224990A1
Provided are a solid electrolyte (19) and sheets (12, 15, 16) capable of reducing interface resistance. The solid electrolyte includes a coating film (22) and the average thickness of the coating film is 30 nm or less. The standard deviation of the thickness of the coating film is preferably 7 nm or less. An oxide-based solid electrolyte is given as an example of the solid electrolyte and a value obtained by dividing the abundance ratio of C by the abundance ratio of Li when a spectrum emitted from the surface of the solid electrolyte is measured by X-ray photoelectron spectroscopy is preferably 2.0 or less. The solid electrolyte may have a garnet-type crystal structure containing Li, La, Zr, and O. The sheets include the solid electrolyte.
Resumen de: US20260341815A1
A method for implementing a diagnostic profile for an electrochemical cell assembly includes (i) dividing a complete diagnostic profile for the electrochemical cell assembly into a plurality of diagnostic profile segments, the plurality of diagnostic profile segments including at least a first diagnostic profile segment and a second diagnostic profile segment, and (ii) controlling operation of the electrochemical cell assembly to implement each of the plurality of diagnostic profile segments such that at least the first diagnostic profile segment and the second diagnostic profile segment are implemented during different respective operating intervals of the electrochemical cell assembly.
Resumen de: US20260337041A1
A method of recovering lithium and/or metals from energy storage device materials is described. The method comprises forming a raw material mixture from energy storage device materials, reducing the raw material mixture to form a reduced mixture; and leaching the reduced mixture to form a leached mixture comprising a solid product and a liquid product, wherein the liquid product comprises lithium hydroxide and the solid product comprises metals.
Resumen de: WO2026225761A1
The present invention relates to an all-solid-state battery and, more specifically, comprises: a can assembly in which an all-solid-state battery cell is accommodated; and a cap assembly coupled to the can assembly, wherein the can assembly includes a lower body and an upper body on the lower body, the upper body includes a plate-shaped center part on which the all-solid-state battery cell is placed, and a sidewall part extending in a third direction from a side surface of the center part, the side wall part includes a reinforcing part formed inside the side wall part, and the reinforcing part includes protrusions protruding inward from the sidewall part, and recesses recessed outward from the sidewall part.
Resumen de: US20260339274A1
A power tool lockout or safety system is provided that includes a tool operational interlock based on an operator's PPE (personal protective equipment) status. If PPE is not detected, then the tool may be disabled. The system may provide a default disabled status or locked state of the tool. If appropriate PPE is detected, the system may convert the tool's status to enabled, allowing its operation.
Resumen de: US20260341783A1
The present disclosure relates to a manufacturing method of a solid electrolyte, a solid electrolyte manufactured therefrom, and a secondary battery including the same, wherein the manufacturing method of a solid electrolyte according to an aspect may include: preparing a solid electrolyte precursor; and controlling a particle diameter of the solid electrolyte precursor, wherein the controlling the particle diameter may be performed at a temperature of 0 °C or lower.
Resumen de: US20260341798A1
A pouch-type battery module includes M parallel-connected battery cell cores each including anode electrodes, cathode electrodes, separators, cathode current collectors, and anode current collectors arranged in a stack and connected in parallel, where M is an integer greater than one. First and second external tabs are connected to the anode current collectors and the cathode current collectors, respectively, of the M parallel-connected battery cell cores. M-1 bipolar laminated films are arranged between adjacent ones of the M parallel-connected battery cell cores. First and second outer laminated films arranged adjacent to outer ones of the M parallel-connected battery cell cores and encapsulating the M parallel-connected battery cell cores with the first and second external tabs connected together and extending from opposite sides thereof. The pouch-type battery module can be a liquid-type, semi-solid-state, or all-solid-state battery.
Resumen de: US20260341931A1
An electrode assembly is provided including: a first electrode plate including a first substrate and a first active material layer disposed on the first substrate, wherein the first substrate includes a substrate horizontal edge corresponding to a winding start end of the first electrode plate and parallel to a winding axis, a substrate vertical edge perpendicular to the substrate horizontal edge, and a substrate corner between the substrate horizontal edge and the substrate vertical edge; a second electrode plate including a second substrate and a second active material layer disposed on the second substrate; a separator disposed between the first and second electrode plates; and a protection tape attached to the substrate corner, wherein at least a portion of the substrate horizontal edge other than the substrate corner remains exposed from the protection tape. A secondary battery including the electrode assembly is further provided.
Resumen de: US20260341814A1
The present disclosure provides a method for predicting defects in a secondary battery. The method includes acquiring first data associated with a first secondary battery that has progressed up to a specific manufacturing process among a plurality of manufacturing processes for manufacturing the secondary battery, acquiring second data associated with the first data, generating synthetic data associated with the first secondary battery based on the first data and the second data, and predicting whether the first secondary battery is defective based on the synthetic data using a machine learning model, wherein the first data includes data up to the specific manufacturing process, and the second data includes data after the specific manufacturing process.
Resumen de: US20260341689A1
A silicon-based anode material, an anode structure for lithium-ion batteries, and a lithium-ion battery are provided. The material includes a non-metal-doped silicon carbon particle and an aluminum oxide coating layer. The silicon carbon particle is composed of a mixture of SiOx and carbon, where 0≤x<1, and a surface thereof is coated with the aluminum oxide coating layer. In the Raman spectrum of the material, a ratio of characteristic peak areas of aluminum oxide to that of silicon is greater than 1.2%. The aluminum oxide coating layer provides excellent water resistance, thereby improving the capacity stability of the lithium-ion battery. In addition, the aluminum oxide coating layer can effectively protect the silicon carbon particle, reduce corrosion by the electrolyte, and significantly improve the cycle life of the silicon-based anode material, while effectively suppressing volume expansion and improving the overall performance of the battery.
Resumen de: US20260341084A1
Disclosed are a battery diagnosing apparatus and a method thereof. The battery diagnosing apparatus includes a communication device that receives time-series data associated with a condition of a battery from a vehicle, and a controller that divides the time-series data into unit window blocks, divides time-series data included in respective unit window blocks into data segments associated with operating states of the vehicle, inputs the data segments into an artificial intelligence model trained to classify the data segments as normal or abnormal, and diagnoses whether the battery is abnormal based on classification of the data segments by the artificial intelligence model.
Resumen de: WO2026224240A1
The present invention relates to a battery comprising at least one elementary cell, the elementary cell successively comprising a metal anode current collector, an anode layer, at least one layer of an electrolyte material or of a separator impregnated with an electrolyte, a cathode layer, and a metal cathode current collector, characterised in that at least one of the anode current collector and the cathode current collector comprises a stainless steel comprising more than 30% by weight of molybdenum. The invention further relates to a method for producing same, and to the use of a stainless steel comprising more than 3.0% by weight of molybdenum for producing a current collector of a battery.
Resumen de: WO2026225717A1
A battery module according to an embodiment of the present invention includes: a battery cell stack in which a plurality of battery cells are stacked; a bus bar frame covering one of the front and rear surfaces of the battery cell stack; a thermistor bridge disposed on the bus bar frame and extending toward the battery cell stack; a flexible printed circuit board (FPCB) coupled to the thermistor bridge; and a thermistor disposed on the FPCB, wherein the FPCB includes a first portion on which the thermistor is seated and a second portion extending in a direction intersecting the first portion, and the second portion may be coupled to the thermistor bridge.
Resumen de: US20260335950A1
Disclosed herein is a method of discharging a battery by providing a composition having a solution of a crosslinked or crosslinkable polymer and a solvent and conductive carbon particles; and applying the composition to a battery in contact with an anode and a cathode to form an electrical connection from the anode to the cathode.
Resumen de: DE102025115972A1
Batteriezelle (100) für eine Hochvoltbatterie, mit einem Batteriezellgehäuse (102) in welchem ein galvanisches Element (104) angeordnet ist, dadurch gekennzeichnet, dass in dem Batteriezellgehäuse (102) eine vom galvanischen Element (102) separierte Kammer (106) vor-handen ist, in der ein Zellmanagementcontroller (108) angeordnet ist, der eingerichtet ist, das im Batteriezellgehäuse (102) ebenfalls angeordnete galvanische Element (104) zu überwachen.
Resumen de: WO2026225365A1
A non-aqueous electrolyte secondary battery (10) comprises: an electrode body (14) in which a positive electrode (11) and a negative electrode (12) are wound with a separator (13) interposed therebetween; and a non-aqueous electrolyte, and is characterized in that the negative electrode (12) contains a silicon-containing material as a negative electrode active material, the molar ratio of silicon contained in the silicon-containing material to the total number of moles of the negative electrode active material is 0.6 mol% to 21 mol% inclusive, the separator 13 includes a first separator 13A facing a winding inner surface 12A of the negative electrode 12 and a second separator 13B facing a winding outer surface 12B of the negative electrode 12, and, when the elongation rate of the first separator is X1 and the elongation rate of the second separator is X2, X1 and X2 satisfy the relationship X1≠X2.
Resumen de: WO2026222723A1
The present application belongs to the technical field of energy storage, and particularly relates to a thermal management method and apparatus for an energy storage device, and a computer-readable storage medium and a battery management system. The method comprises: acquiring an individual operating parameter of each battery in a target battery cluster, wherein the target battery cluster is any battery cluster in an energy storage device; on the basis of the individual operating parameter of each battery in the target battery cluster, determining an overall operating parameter of the target battery cluster; and when the overall operation parameter of the target battery cluster meets a preset direction-change condition, controlling a target direction-change apparatus in the energy storage device to execute a direction-change operation, wherein the target direction-change apparatus is a direction-change apparatus corresponding to the target battery cluster, and is used for changing the flow direction of a cooling liquid corresponding to each battery in the target battery cluster. By means of the present application, the temperature uniformity of a battery can be effectively improved, thereby improving the performance of an energy storage device.
Resumen de: WO2026225258A1
A negative electrode 12 comprises a current collector 34 and a protective layer 36 that is stacked on at least a part of the current collector 34. When the protective layer 36 is bisected in the stacking direction X of the current collector 34 and the protective layer 36, the protective layer 36 includes a first region 42 that is located on the current collector 34 side, and a second region 44 that is located on a side farther from the current collector 34 than the first region 42. The porosity of the second region 44 is higher than the porosity of the first region 42.
Resumen de: WO2026226618A1
Provided is an electrode slurry comprising water, one or more conductive agents, and one or more binders including alpha-glucans or derivatives thereof, and compositions comprising such slurries. Also provided are electrodes comprising a current collector and an electrode layer, or batteries comprising an electrode layer, the electrode layer comprising one or more conductive agents and one or more binders including one or more alpha-glucans or derivatives thereof. Methods of preparation are also provided.
Resumen de: US20260341847A1
An air conditioning system includes a vapor compression loop having a plurality of components including a compressor, at least one expansion device, a first heat exchanger, and a second heat exchanger. A working fluid is configured to circulate within the vapor compression loop. An electric energy storage device is selectively operable to supply power to a component of the air conditioning system. A thermal management system associated with the electric energy storage device. The thermal management system is fluidly connected to the vapor compression loop via a bypass conduit. The thermal management system includes a thermal storage device containing a thermal storage material. The thermal storage device is directly thermally coupled to the electric energy storage device.
Resumen de: WO2026222683A1
Polyurethane adhesive composition, include an isocyanate-reactive component, including: one or more vegetable oil-based polyols; one or more polyether polyols; one or more hydroxyl-terminated prepolymers; an isocyanate component, including: one or more isocyanate-terminated prepolymers; one or more fillers; and one or more epoxidized cycloalkenyl silane treating agents. Methods include preparing a polyurethane adhesive composition, including: forming a curable mixture by combining an isocyanate-reactive component, the isocyanate component including: one or more vegetable oil-based polyols; one or more polyether polyols; one or more hydroxyl-terminated prepolymers; the isocyanate component, including: one or more isocyanate-terminated prepolymers; one or more fillers; and one or more epoxidized cycloalkenyl silane treating agents; applying the curable mixture to a first substrate; contacting the first substrate with a second substrate; and allowing the curable mixture to cure and form an adhesion between the first and second substrates.
Resumen de: WO2026225557A1
This battery comprises a negative electrode, a positive electrode, and an electrolyte. The negative electrode has a negative electrode active material layer and a coating film formed on the negative electrode active material layer. The coating film includes a first region and a second region having a higher molar concentration of sulfur than the first region. The first region is positioned between the negative electrode active material layer and the second region and has a higher molar concentration of boron than the second region.
Resumen de: DE102025116153A1
Die Erfindung betrifft ein Kühlsystem (100) für eine Traktionsbatterie (101) eines Fahrzeuges, zumindest umfassend einen Kühlkreislauf (102) mit mehreren Leitungsabschnitten, ein in dem Kühlkreislauf (102) befindliches Kühlmedium, die zu kühlende Traktionsbatterie (101), welche in den Kühlkreislauf (102) integriert ist, wenigstens einen Sensor (103) zum Messen der elektrischen Leitfähigkeit und/oder des elektrischen Widerstands des Kühlmediums, und wenigstens einen Sammelbehälter (104) zum Abscheiden von Verunreinigungen des Kühlmediums, dadurch gekennzeichnet, dass der wenigstens eine Sammelbehälter (104) im Kühlkreislauf (102) derart angeordnet und ausgeführt ist, dass flüssige Verunreinigungen mit einer geringeren spezifischen Dichte als das Kühlmedium in dem wenigstens einen Sammelbehälter (104) aufsteigen, und der wenigstens eine Sensor (103) in dem wenigstens einen Sammelbehälter (104) angeordnet ist, sodass die aufgestiegenen Verunreinigungen erfasst werden. Die Erfindung betrifft auch ein Fahrzeug sowie ein Verfahren zum Feststellen einer Verunreinigung des Kühlmediums in einem Kühlsystem (100).
Nº publicación: WO2026227007A1 29/10/2026
Solicitante:
THE REGENTS OF THE UNIV OF CALIFORNIA [US]
CHEN ZHENG [US]
ZHANG LUQI [US]
THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
CHEN, Zheng
ZHANG, Luqi
Resumen de: WO2026227007A1
Disclosed are materials, devices, systems and methods for lithium iron phosphate (LFP) cathode regeneration. In some examples, a method for regenerating a spent battery cathode material includes performing a pH-controlled hydrothermal treatment on a cathode material using an aqueous relithiation solution comprising at least one organic reducing agent and a first lithium source, wherein the at least one organic reducing agent and the first lithium source are selected such that a pH of the aqueous relithiation solution is in a range from 3 to 5.3; heating the cathode material at a first temperature, wherein the first temperature is sufficient to decompose a fluorine-containing binder; adding a second lithium source to the cathode material; and heating the cathode material at a second temperature, wherein the second temperature is higher than the first temperature.
BOPI
Sede Electrónica
