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955
resultados
Última actualización
09/02/2026 [07:06:00]
Resultados 400 a 425 de 955
Resumen de: WO2026024030A1
Provided is a cathode active material in the form of secondary particles formed by aggregation of primary particles comprising a lithium transition metal composite oxide. The lithium transition metal composite oxide comprises lithium, nickel, and manganese, and additionally comprises boron as a doping element, wherein, in the lithium transition metal composite oxide, a molar content of manganese is greater than a molar content of nickel. The primary particles have an average particle size of 200-800 nm, and the secondary particles have a particle size (D50) of 0.5-3.0 ㎛. As the cathode active material contains a trace amount of boron as a doping element, excellent flowability may be exhibited despite a small particle size.
Resumen de: WO2026020853A1
The present disclosure relates to the technical field of batteries. Provided are a battery and an electric apparatus. The battery comprises a first battery cell and a second battery cell, wherein a thermal runaway temperature of the second battery cell is not greater than 180°C, a thermal runaway temperature of the first battery cell is not less than 220°C, and the second battery cell and the first battery cell are stacked in a first direction to serve as components of a cell unit. The thermal runaway temperature of the first battery cell is higher than the thermal runaway temperature of the second battery cell, and the safety of the first battery cell is higher than that of the second battery cell. The cell unit comprises the second battery cell and the first battery cell which are of different types.
Resumen de: WO2026020999A1
Disclosed in the present disclosure are a battery cell, a battery, and an electrical apparatus. The battery cell comprises a casing, an end cover, an electrode assembly and an electrical connection assembly, wherein the electrode assembly is accommodated in the casing, the end cover is provided with an electrode terminal, and the electrode terminal is electrically connected to the electrode assembly by means of the electrical connection assembly. The electrical connection assembly comprises a current collecting member and at least one adapter connected to the current collecting member, the adapter being engaged with the current collecting member.
Resumen de: WO2026020882A1
A battery, comprising a case (11), end covers (12), caps (13) and a battery cell (4), wherein the end covers (12) and the caps (13) are independently arranged; each end cover (12) is provided with a through hole (121); the battery cell (4) comprises a core body (41) and a tab (42) connected to the core body (41); each end cover (12) comprises a first side and a second side which are opposite each other, wherein the first side and the case (11) are connected and enclose to form a first accommodating cavity (21), the second side and the corresponding cap (13) are connected and enclose to form a second accommodating cavity (22), and the through hole (121) penetrates the first accommodating cavity (21) and the second accommodating cavity (22); and the core body (41) and/or the tab (42) penetrate(s) the through hole (121), and at least part of the core body (41) and/or at least part of the tab (42) are/is accommodated in the second accommodating cavity (22).
Resumen de: WO2026020988A1
A fiber optic sensor, a measurement apparatus, a battery, a battery system, and a measurement system. The fiber optic sensor comprises: an optical fiber and a plurality of sub-sensors, the plurality of sub-sensors being successively arranged in a fiber core of the optical fiber in the extension direction of the optical fiber, and the sub-sensors being used for measuring temperature and/or strain at corresponding positions. Each sub-sensor can measure the temperature and/or strain, such that the temperature and/or strain at multiple positions can be measured by one fiber optic sensor, allowing temperature and strain measurement processes to be simpler and more efficient.
Resumen de: US20260031435A1
A current collector includes an organic substrate layer and conductive layers disposed on two surfaces of the organic substrate layer. An initial melting temperature and phase change latent heat of a material of the organic substrate layer of the current collector are controlled so that the current collector can absorb a large amount of heat after reaching the initial melting temperature.
Resumen de: US20260031434A1
A traction battery pack assembly includes an enclosure, and a battery array within an interior of the enclosure. The battery array includes a plurality of battery cells. The assembly further includes a hanging barrier within the interior of the enclosure. The hanging barrier including an attachment flange that extends transversely from a hanging portion.
Resumen de: US20260031456A1
A battery pack can include a frame unit including an outer frame configured to define a receiving space and a support frame located inside an edge of one side of the outer frame, a battery cell received in the receiving space, a battery management unit (BMU) having one surface facing an upper surface of the support frame, the BMU being electrically connected to the battery cell, and a BMU cover including a cover plate located at another surface of the BMU, wherein the frame unit includes a first rib and a second rib.
Resumen de: US20260031429A1
A rechargeable battery pack includes: a battery housing including an inner space; a plurality of unit battery cells in the inner space; a bus bar configured to electrically connect unit battery cells of the plurality of unit battery cells; a lower holder unit configured to fix the unit battery cells in the battery housing; and a cooling unit in a bottom plate of the battery housing under the lower holder unit to cool the unit battery cells.
Resumen de: US20260031428A1
A box body assembly and a battery pack are provided in the present application. The box body assembly includes a box body and liquid cooling joint groups. The liquid cooling joint groups include a first liquid cooling joint and a second liquid cooling joint. The second liquid cooling joint includes a first transition section, a second transition section, and a third transition section. A distance between an orthographic projection of the first liquid cooling joint on a plane where the second cooling plat is located and an orthographic projection of the first transition section on the plane where the second cooling plate is located is D1, a distance from the first transition section to a side edge is D2, and D2 is greater than D1, so as to reduce space and cost on a front panel.
Resumen de: US20260031431A1
A thermal management system having a thermal fluid water separator assembly, and which is configured to circulate a thermal fluid in at least an immersion-cooled system, including a battery system for a vehicle, among other systems and machines. The thermal management system can be configured to control a temperature of one or more electric devices, such as, for example, a plurality of battery cells, of the associated system. The thermal fluid water separator assembly can include a media, and a water collection portion configured to collect water separated by the thermal fluid water separator assembly from the thermal fluid. The thermal fluid water separator assembly can be selectively operated in conjunction with either or both a primary pump and a secondary pump to further optimize water removal during periods of activity and/or inactivity of the associated system or machine, as well as under different conditions.
Resumen de: US20260031419A1
Aspects of the disclosure include lithium-ion cells with gas adsorbers and methods of manufacturing the same. An exemplary vehicle includes an electric motor and a battery pack electrically coupled to the electric motor. The battery pack includes a battery cell that includes an anode layer having an anode active material and an anode current collector, a cathode layer having a cathode active material and a cathode current collector, and a separator positioned between the anode layer and the cathode layer. The battery cell further includes a gas adsorber having a gas adsorbent material. The gas adsorbent material is selected to react with at least one offgas that includes a gas phase cycling byproduct produced when cycling the battery cell to form a compound having a solid phase under a cycling temperature and a cycling pressure of the battery cell.
Resumen de: US20260031392A1
Disclosed are a lithium metal battery and a manufacturing method therefor, the lithium metal battery including a cathode, an anode, and an electrolyte disposed between the cathode and the anode, wherein the anode includes a lithium metal, the electrolyte includes a catholyte disposed adjacent to the cathode and an anolyte disposed between the catholyte and the anode, the catholyte includes a first polymer electrolyte, the first polymer electrolyte includes a first polymer, and the first polymer includes a first repeating unit derived from a first single-ion conducting monomer and a second repeating unit derived from a first crosslinking monomer having a plurality of reactive functional groups.
Resumen de: US20260031417A1
A battery configured to power a device includes a battery management unit (BMU). The BMU is configured to determine a fast charging handshake criteria based at least in part on a temperature of the battery and an aging condition of the battery. The BMU is also configured to transmit a fast charging handshake initiation signal based at least in part on a battery characteristic of the battery satisfying the fast charging handshake criteria.
Resumen de: US20260031412A1
An electrode is presented. The electrode has a current collector and a positive active material layer deposited on it. The electrode includes an electrolyte. The electrolyte composition includes 1M lithium hexafluorophosphate and 0.5 wt. % vinylene carbonate, dissolved in a solvent mixture of ethylene carbonate and ethyl methyl carbonate in a 25/75 volume ratio. This electrolyte permeates the surface of the positive active material layer, effectively suppressing electrochemical oxidation during the electrochemical cycling process, thus increasing the stability and performance of the electrode assembly.
Resumen de: US20260031414A1
A composite current collector includes a first section, a second section, and a third section arranged along a first direction. The second section connects the first section and the third section. The first active material layer is connected to the first section. The first active material layer and the composite current collector are arranged along a second direction. The first direction is perpendicular to the second direction. The protection layer is connected to the second section. A first electrical connector is connected to the third section. The protection layer, the first active material layer, and the first electrical connector are disposed on a same side of the composite current collector. Along the first direction, a width W1 of the protection layer satisfies: 1.0 mm≤W1≤2.4 mm. The second direction is a thickness direction of the first electrode plate.
Resumen de: WO2026023773A1
The present invention relates to a sulfide-based solid electrolyte, comprising a compound having an argyrodite-type crystal structure and represented by chemical formula 1:
Resumen de: WO2026023761A1
The present invention relates to a microporous polyolefin film and, more specifically, to a microporous polyolefin film, a method for manufacturing same, and a secondary battery comprising same, wherein the polyolefin comprises an alpha-olefin-derived unit and, with respect to the alpha-olefin-derived unit, the average pore size of the microporous film is 10 nm to 45 nm depending on the number of short chain branches (SCBs) per 1,000 carbon atoms in the polyolefin backbone.
Resumen de: WO2026023391A1
Problem To provide a load application device and a power storage device that improve the durability and energy consumption efficiency of an all-solid battery. Solution A load application device 1 applies a load to a layered structure 2 of an all-solid battery. The load application device 1 is characterized by comprising a support 10, an elastic part 11 that is supported from the support 10 and generates elastic force by elastic deformation, and a force transmission part 12 that contacts the elastic part 11 and the layered structure 2, separates the force in the layering direction of the layered structure 2 from at least a portion of the elastic force inputted from the elastic part 11 and transmitted in a force transmission direction that varies in response to the expansion and contraction of the layered structure 2, and transmits the separated force to the layered structure 2.
Resumen de: WO2026023715A1
A riveting device for a cylindrical battery is disclosed. The riveting device for a cylindrical battery includes a guide pin to improve assembly defects when assembling a rivet with a gasket and when assembling a rivet-gasket assembly with a can. The riveting device for a cylindrical battery according to an embodiment of the present invention arranges the central axis line of the gasket, the central axis line of the rivet, the central axis line of the can, and the central axis line of the guide pin on the same line when assembling the rivet with the gasket and when assembling the rivet-gasket assembly with the can.
Resumen de: WO2026023750A1
The present invention relates to a device for manufacturing an all-solid-state battery, and a method for manufacturing an all-solid-state battery using same. More specifically, the device comprises: a main conveyor; a first electrode supply unit disposed at the entrance of the main conveyor and for supplying electrode webs to the main conveyor; a second electrode supply unit disposed above the main conveyor and for depositing electrode sheets onto the electrode webs; a pressing conveyor disposed on top of the main conveyor and engaged with the main conveyor to transfer the electrode webs and the electrode sheets in a first direction; and a hot pressing unit connected to the main conveyor and the pressing conveyor, wherein the hot pressing unit can press the electrode sheets and the electrode webs interposed between the main conveyor and the pressing conveyor.
Resumen de: WO2026020899A1
A battery and an electrical device, relating to the technical field of batteries. The battery comprises a housing and a solid-state battery cell. An enclosed space is formed inside the housing. The solid-state battery cell is disposed in the enclosed space. The solid-state battery cell comprises a first electrode plate, a solid-state electrolyte layer, and a second electrode plate. The first electrode plate and the second electrode plate have opposite polarities. The solid-state electrolyte layer is disposed between the first electrode plate and the second electrode plate to separate the first electrode plate and the second electrode plate. The enclosed space is filled with gas, and the gas pressure in the enclosed space is greater than the gas pressure outside the housing. This battery structure enables pressure to be applied to the solid-state battery cell from multiple directions, which is beneficial to improving the contact area and contact effect at any location between the first electrode plate and the solid-state electrolyte layer and between the second electrode plate and the solid-state electrolyte layer, thereby effectively reducing the risk of performance degradation or even failure or short circuit during battery use, and improving the use reliability and service life of the battery.
Resumen de: WO2026020931A1
The present disclosure belongs to the technical field of batteries. Provided are a battery case, a battery, a battery pack and an electric device. The battery case comprises a housing and top covers. The housing has a first cavity; and each top cover comprises a cover plate and a cap, wherein the cap is provided with a second cavity in communication with the first cavity, the cover plate is connected to the housing, the cap is located on the side of the cover plate facing away from the housing and is connected to the cover plate, and an insulating layer is provided on the surface of the cap facing the second cavity and is located on the inner wall of the cap. In this way, an electrically conductive assembly inside the battery can be conveniently connected to a battery cell in a welded manner.
Resumen de: WO2026020913A1
An energy storage box and an electrical device, relating to the technical field of batteries. The energy storage box of the present application comprises: a box body, having an accommodation cavity and a box opening in communication with the accommodation cavity; a cover plate assembly, comprising a cover plate body covered on the box opening; and a plurality of connection portions, which are arranged at intervals around the box opening, the cover plate being connected to the box body by means of the plurality of connection portions. A spacing dimension is formed between two adjacent connection portions, and the energy storage box has a plurality of spacing dimensions, at least one spacing dimension being different from at least another spacing dimension. The spacing dimensions between the connection portions configure vulnerable positions of connection between the cover plate body and the box body, such that when an explosion occurs inside the box body, the cover plate body can be first burst open from the vulnerable positions, and the gas inside the box body will be discharged from a gap caused by the bursting, thereby achieving the purpose of pressure relief and reducing the load on the connection portions at other positions, reducing the likelihood of the cover plate body being directly burst open and blown off, and improving safety of energy storage boxes.
Nº publicación: US20260031430A1 29/01/2026
Solicitante:
HONDA MOTOR CO LTD [JP]
HONDA MOTOR CO., LTD
Resumen de: US20260031430A1
This battery storage case includes a bottom wall member having a module placement portion on which a battery module is placed and having a coolant passage built thereinto, an outer frame connected to an outer edge of the bottom wall member, and an adapter part connected to the coolant passage and configured to supply and discharge a coolant to and from the coolant passage. The outer frame has an upper upright portion configured to rise upward from an upper surface of the bottom wall member and an inclined block portion connected to a side surface of the upper upright portion and configured to bulge downward from an upper portion so that a distance from the upper upright portion increases and have a lower surface in contact with the bottom wall member. A through hole which passes therethrough in an up-down direction and to which the adapter part is connected on an upper portion side is provided on the inclined block portion. A joint part having one end connected to the coolant passage and the other end on which a connection tube is formed is attached in a region where the upper upright portion of the bottom wall member and the inclined block portion are placed. The connection tube protrudes obliquely upward from the bottom wall member toward the upper surface of the inclined block portion inside the through hole. The adapter part is connected to the connection tube of the joint part in a fitted state inside the through hole.
BOPI
Sede Electrónica
