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1470
resultados
Última actualización
07/05/2025 [07:48:00]
Resultados 75 a 100 de 1470
Resumen de: US2025140917A1
A solid-state electrolyte of a lithium-ion battery is provided. The lithium-ion battery has a negative electrode including a lithium-containing material in contact with the solid-state electrolyte. The solid-state electrolyte includes a multiple-doping material with a chemical formula of LixTiyMm(PO4)3, wherein 0.8≤x≤1.5, 0
Resumen de: US2025141031A1
The present application provides a battery enclosure, a battery, and a power consuming device. The battery enclosure comprises: an enclosure body having a plurality of side walls enclosing an accommodating space for accommodating battery cells; and first pressure relief mechanisms disposed on at least one side wall and used for pressure relief of the battery enclosure. The first pressure relief mechanisms do not protrude outwardly from the at least one side wall.
Resumen de: US2025141239A1
A system for managing a battery, may include a wireless communication unit configured to communicate using a plurality of associated lower-level battery management systems disposed in a same battery rack through a first communication channel, and a channel change unit configured to allow the wireless communication unit to communicate with a non-associated lower-level battery management system in a different battery rack using a second communication channel different from the first communication channel for a preset time at a preset period.
Resumen de: US2025141240A1
A method can include modeling a state of each battery cell within a battery pack and contemporaneously with discharging a first subset of battery cells of the battery pack either providing a differential drain on the first subset of battery cells such that battery cells of the first subset of battery cells are discharged faster than a second subset of battery cells or charging the second subset of battery cells (e.g., using the first subset of battery cells) where battery cells are identified as in the first subset or the second subset based on the states of the battery cells.
Resumen de: US2025141020A1
The disclosure relates to a battery module member for a battery module assembly for a battery pack, wherein the battery module member has a longitudinal extension in a longitudinal direction, a width extension in a width direction and a height extension in a height direction, and wherein the battery module member is formed as a frame configured to enclose and retain a plurality of battery cells, as seen in a sectional plane defined by the longitudinal direction and the width direction. The disclosure also relates to a battery module assembly, a battery pack and a vehicle.
Resumen de: US2025141024A1
A battery module is disclosed. In some implementations, the battery module includes: a cell assembly including a plurality of battery cells; a busbar assembly including a busbar electrically connected to at least one of the plurality of battery cells, and a busbar frame disposed on the cell assembly and supporting the busbar; an end plate disposed on each of two sides of the cell assembly; and an end plate cap covering at least a portion of the end plate and connected to the busbar and the busbar frame.
Resumen de: US2025141026A1
An intrinsically-safe battery assembly for field devices, the intrinsically-safe battery assembly includes an intrinsically-safe battery and polymeric chassis. In an example, the polymeric chassis is removably coupled to the intrinsically-safe battery and has at least one retention mechanism configured to engage the intrinsically-safe battery. In another example, the polymeric structure has at least one battery ejection mechanism configured to eject the intrinsically-safe battery. A field device is also provided.
Resumen de: US2025140913A1
One embodiment of the present invention provides a solid electrolyte which has an argyrodite crystal structure and contains lithium, phosphorus, sulfur, element M, oxygen, and halogen elements, wherein the element M is at least one selected from an element (M2) with an oxidation number of 2+ and an element (M6) with an oxidation number of 6+, a substitution rate DS1 (%) of the element M represented by Relational Formula 1 is 0.1 to 1%, and a substitution rate DS2 (%) of the oxygen represented by Relational Formula 2 is 0.15% to 2%.
Resumen de: US2025140910A1
A secondary battery support body makes it possible to obtain a solid electrolyte layer having low resistance and achieve reduction in interface resistance between the solid electrolyte layer and a positive electrode or a negative electrode. This secondary battery support body is included in a solid electrolyte layer of a secondary battery, and is made of paper or nonwoven fabric having a porosity of 60-90% and a specific surface area per unit volume of 0.1-1.0 m2/cm3.
Resumen de: US2025140911A1
An all-solid rechargeable battery includes a negative electrode; a first solid electrolyte layer on one surface of the negative electrode; a second solid electrolyte layer on one surface of the first solid electrolyte layer, and a positive electrode on one surface of the second solid electrolyte layer, wherein the first solid electrolyte layer includes rounded first solid electrolyte particles, and the first solid electrolyte layer has a first thickness of 2 μm or less.
Resumen de: US2025140931A1
Disclosed are a battery electrolyte solution and a battery. The battery electrolyte solution includes an organic solvent, an additive, and an electrolyte salt, and the electrolyte solution is in contact with a negative electrode plate; the organic solvent includes an ethyl group solvent, the additive includes fluoroethylene carbonate, the electrolyte salt includes a lithium salt, and percentages of the ethyl group solvent, the fluoroethylene carbonate, and the lithium salt in a total mass of the electrolyte solution are configured as follows: 0.4−N3≤A+B2+C2≤5.2−N3, where N denotes a peeling strength value of the negative electrode plate, A, B, and C respectively denote a percentage of the mass of the ethyl group solvent, the fluoroethylene carbonate and the lithium salt in the total mass of the electrolyte solution.
Resumen de: US2025140908A1
Provided is an all-solid-state battery with high productivity. An all-solid-state battery according to the present invention relates to Goals 3, 7, 11, and 12 of SDGs. An all-solid-state battery according to the present invention includes a stacked body provided with a positive electrode, a negative electrode, and a solid electrolyte sheet interposed between the positive electrode and the negative electrode, in which the solid electrolyte sheet contains a porous substrate and a solid electrolyte, the solid electrolyte is retained in pores of the porous substrate, both surfaces of the porous substrate are covered with the solid electrolyte, and in the solid electrolyte sheet, the porous substrate is located biased toward the positive electrode in a thickness direction of the solid electrolyte sheet, and the solid electrolyte sheet has a thickness of 50 μm or less.
Resumen de: US2025140901A1
An electrochemical cell including an electrode including a sulfuric conversion electroactive material, and a solid state electrolyte comprising an oxysulfide; a liquid electrolyte; a separator; and a negative electrode.
Resumen de: US2025140801A1
Disclosed is a cathode active material for secondary batteries including a core containing lithium transition metal oxide, a first coating portion formed on at least a part of the surface of the core, and a second coating portion formed on at least a part of the surface of the core where the first coating portion is not formed and optionally covering a surface of the first coating portion, wherein the first coating portion has a higher crystalline area proportion and the second coating portion has a higher amorphous area proportion. The cathode active material can improve structural stability and prevent electrolyte side reactions by effectively suppressing oxygen desorption or the like, thereby providing a secondary battery with desired characteristics.
Resumen de: US2025140800A1
The present disclosure provides an anode material and a lithium ion battery. The anode material comprises a composite, and the composite comprises a carbon matrix and an active material located in the carbon matrix, the active material comprises primary particles and/or agglomerates and aggregates, and a proportion of the aggregates in a total number of the primary particles, the agglomerates and the aggregates is smaller than or equal to 30%. According to the anode material and the lithium ion battery provided by the present disclosure, the volume expansion of the anode material can be reduced, and the rate performance and the cycle stability of the anode material are improved.
Resumen de: US2025140794A1
Disclosed are a positive electrode active material, a positive electrode including the same, and a rechargeable lithium battery, the positive electrode active material includes a first positive electrode active material including a layered lithium nickel-manganese-based composite oxide and a second positive electrode active material including a lithium-manganese rich composite oxide in which a molar ratio of lithium to a total metal excluding lithium is about 1.1 to about 3 and a manganese content is greater than or equal to about 60 mol % based on 100 mol % of a total metal excluding lithium in the lithium-manganese rich composite oxide.
Resumen de: US2025141243A1
A temperature detection circuit is provided. The temperature detection circuit includes an enable signal generation module and a detection output module. The enable signal generation module is configured to segmentally generate four detection enable signals. The detection output module is connected to an output terminal of the enable signal generation module, and is configured to segmentally generate four thresholds based on the four detection enable signals, and sequentially compare the four thresholds with a detection value. A charging-prohibited signal is valid when a low temperature protection or a high temperature protection is triggered, and a charging-prohibited/discharging-prohibited signal is valid when an ultra-low temperature protection or an ultra-high temperature protection is triggered. The temperature detection circuit of the present disclosure addresses several issues associated with existing lithium battery temperature protection chips, including difficulties in controlling temperature detection results, unstable accuracy, and a cumbersome trimming process due to excessive variables.
Resumen de: US2025141021A1
A battery pack includes a battery seat and a lock assembly. The lock assembly has a button disposed in the battery seat and has two opposite first inclined surfaces, and two lock members disposed in the battery seat and located at two opposite sides of the button. The lock members each have a second inclined surface abutted against the first inclined surface of the button, such that the lock members are pushed closer to each other by the button to move from a lock position to an unlock position, thus unlocking the battery pack from an electronic device. Thus, the present invention allows a user to hold the battery seat by one hand and operate the button by an index finger of the same hand for achieving an unlocking effect. Further, the present invention provides a method of disassembling the battery pack from the electronic device.
Resumen de: US2025141014A1
The present invention is intended to provide a lithium battery pack for a wheelchair and medical auxiliary driving equipment, the lithium battery pack including a battery module configured such that a plurality of cylindrical batteries are arranged along the horizontal and vertical directions therein, an insulation case configured to cover the battery module in an insulating manner while fastening the battery module, and a battery case injection-molded with aluminum so that it has excellent heat dissipation performance, wherein the insulation case covering the battery module is allowed to be detachably inserted and fastened into the battery case, so that the lithium battery pack can be easily mounted on various types of auxiliary driving equipment such as a medical electric scooter, a medical electric wheelchair, etc.
Resumen de: US2025141009A1
A battery system for supplying power to a drive unit of a bicycle, includes a housing, wherein a battery module with at least one battery cell is arranged in the housing. The housing is a pot-like housing part, the pot-like housing part has a peripheral housing wall and a bottom formed in one piece therewith, the housing has a closure element, and the battery module is fixedly connected to the bottom. A bicycle having a battery system and a method for assembly of a battery system are also related.
Resumen de: US2025140896A1
A stackable solid-state battery cell, a packaged solid-state battery including the same, and a method of making the same are disclosed. The battery cell includes a substrate, a cathode on or over the substrate, a solid-state electrolyte on the cathode, an anode current collector (ACC) on the solid-state electrolyte, an insulator layer on the ACC having a sidewall portion, a conductive redistribution layer on the insulator layer, including the sidewall portion, in electrical contact with the ACC, and a printed adhesive on a major surface of the cell. The packaged solid-state battery includes a plurality of the stackable solid-state battery cells and battery terminals in electrical contact with an active layer of each cell. The method includes printing the adhesive on the major surface, which can be the outermost surface of the redistribution layer and the insulator layer, or the substrate surface opposite from the cathode.
Resumen de: US2025140933A1
Solid-state electrochemical cells are disclosed. In examples, the cell comprises a cathode current collector, a sintered cathode layer arranged on the cathode current collector, a sintered electrolyte layer arranged on the sintered cathode layer, a sintered anode layer arranged on the sintered electrolyte layer, and an anode current collector arranged on the anode layer. Also described herein are methods of manufacturing said solid-state electrochemical cells, battery stacks comprising a plurality of said solid-state electrochemical cells, and electrically-powered devices comprising the solid-state electrochemical cell or battery stack.
Resumen de: US2025140939A1
A leakage electrolyte solution detection device includes a hyperspectral imaging device, an image extractor, and a determination unit. The hyperspectral imaging device includes an optical unit that collects reflected light by scanning a rechargeable battery on which the electrolyte solution injection process has been completed, a dispersive element that disperses light processed by the optical unit, and an image sensor that converts the light dispersed by the dispersive element into an electric signal, and acquires a hyperspectral image of a rechargeable battery. The image extractor extracts an image of a band related to a characteristic wavelength of an electrolyte solution from the hyperspectral image. The determination unit determines a presence or absence of a leakage electrolyte solution by analyzing the image extracted by the image extractor.
Resumen de: US2025140916A1
A solid-state battery cell and a method of making the same are disclosed. The battery cell includes a substrate, a cathode on or over the substrate, a solid-state electrolyte on the cathode, an anode current collector (ACC) on the solid-state electrolyte, a conductive bump on the ACC, an insulator layer on the ACC and having a sidewall portion, and a conductive redistribution layer in ohmic contact with the conductive bump and on the insulator layer, including the sidewall portion. The insulator layer surrounds the conductive bump and exposes a surface of the conductive bump. The method includes printing the conductive bump on the ACC, printing the insulator layer on the ACC and a sidewall of the ACC, solid-state electrolyte, cathode and substrate, and forming the conductive redistribution layer on the exposed conductive bump and the insulator layer, including the sidewall portion.
Nº publicación: US2025140810A1 01/05/2025
Solicitante:
ECOPRO BM CO LTD [KR]
ECOPRO BM CO., LTD
Resumen de: US2025140810A1
A positive electrode active material particle according to one aspect of the present invention may include a lithium composite oxide particle and a coating material including a coating element, in which the lithium composite oxide particle is a secondary particle formed by aggregation of two or more primary particles, the coating material is included on a surface of the secondary particle, the coating material is included in a grain boundary between the primary particles, calcium (Ca) is included in the positive electrode active material particle, and a calcium (Ca) content X included in the positive electrode active material is 0.003 mol %≤X≤0.03 mol %.
BOPI
Sede Electrónica
