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1034
resultados
Última actualización
23/10/2026 [07:18:00]
Resultados 450 a 475 de 1034
Resumen de: WO2026213864A1
The present application relates to the technical field of batteries, and provides a battery cell, a battery device, and an electrical device. The battery cell provided in the present application comprises a positive electrode sheet. The positive electrode sheet comprises a positive electrode current collector, a positive electrode film layer disposed on at least one side of the positive electrode current collector, and a primer coating layer disposed between the positive electrode current collector and the positive electrode film layer on the at least one side. The particles in the positive electrode film layer have a volume-distribution particle size Dv90 of greater than or equal to 18 μm, and the particles in the primer coating layer have a volume-distribution particle size Dv99 of less than or equal to 16 μm. On the basis of the total mass of the particles in the primer coating layer, the mass percentage of particles having a roundness greater than or equal to 0.8 in the primer coating layer is greater than or equal to 70%. The battery cell provided in the present application has excellent energy density, safety performance, and kinetic performance.
Resumen de: US20260321841A1
0000 A vehicle mounting structure for an energy storage apparatus including: an energy storage cell in which a vertical wall extending in a vehicle up and down direction is disposed on an end portion thereof in a first direction orthogonal to the vehicle up and down direction; an upper cover disposed above the energy storage cell; a panel member disposed above the upper cover; and an elastic member that is disposed between the upper cover and the panel member and is disposed overlapping the vertical wall as viewed from the vehicle up and down direction.
Resumen de: US20260318580A1
0000 A heat pump cycle device includes a compressor for compressing refrigerant, a first condenser for condensing refrigerant by heat exchange with a heat medium, and a second condenser connected in parallel for condensing refrigerant by heat exchange with air. The device features a first valve that controls refrigerant flow from a branching section to the second condenser, and a second valve that restricts flow from a merging section to the second condenser. The merging section combines flow paths downstream of both condensers. An expansion valve decompresses and expands refrigerant supplied from the merging section, and an evaporator evaporates the refrigerant by heat exchange with air or the heat medium. A bypass flow path connects the flow from the first valve through the second condenser to the second valve, and from the evaporator outlet to the compressor suction port, enabling recovery of refrigerant and oil.
Resumen de: US20260321860A1
0000 The present disclosure relates to a battery assembly. The battery assembly according to an embodiment of this disclosure may comprise: battery cells arranged along a stacking direction; and a housing case receiving the battery cells and including an end plate positioned adjacent to tab portions of the battery cells; wherein the end plate may comprise: a support body positioned outside the battery cells and extending along the stacking direction; and a first support wall protruding from a surface of the support body toward the battery cells and partitioning a space between the battery cells and the support body.
Resumen de: US20260317099A1
0000 Conveyance equipment for conveying a sheet material from an upstream side to a downstream side includes: a first belt conveyor including a first conveyance belt; a second belt conveyor including a second conveyance belt and disposed downstream of the first belt conveyor; a first roller including a first rotation shaft and disposed at a downstream end of the first belt conveyor, the fist roller over which the first conveyance belt is placed; a second roller including a second rotation shaft and disposed at an upstream end of the second belt conveyor, the second roller over which the second conveyance belt is placed. The first rotation shaft and the second rotation shaft are set on the identical axis.
Resumen de: US20260321591A1
Batteries using a positive electrode mixture comprising a sulfur-based positive electrode active material have room for improvement in terms of cycle characteristics. The battery of the present disclosure comprises a positive electrode mixture layer, an electrolyte layer, and a negative electrode. The positive electrode mixture layer comprises a sulfur-based active material and a P-containing sulfide. A 31P solid-state NMR spectrum of the positive electrode mixture layer satisfies the relationship I1/I2≤0.10 . . . (I1: integrated intensity of peak originating from P2S5, I2: integrated intensity that is the larger of integrated intensity of peak originating from P2S64− and integrated intensity of peak originating from P2S74−).
Resumen de: US20260321769A1
A battery apparatus includes: a box body, configured to accommodate a battery cell, a beam being arranged in the box body; a thermal management component, arranged on the box body and configured to regulate temperature for the battery cell, the thermal management component including a flow guide pipe, the flow guide pipe being configured to fill or discharge a fluid inside the thermal management component; and a fixing member, the flow guide pipe extending through the fixing member and being fixed to the fixing member, the fixing member being fixed to the beam.
Resumen de: US20260321887A1
0000 A separator, a preparation method therefor, and a battery are provided. The separator includes a base film and a lithium supplementing layer located on a surface of at least one side of the base film, and a lithium element content in the lithium supplementing layer is 100-20000 ppm. According to the embodiments, the separator can be used for lithium supplementation of batteries, thereby reducing battery internal resistance and improving battery performance such as first-cycle coulombic efficiency and cycle life.
Resumen de: DE102025114624A1
Die Erfindung betrifft ein Verfahren zur Fertigung einer Elektrode (E) für eine Lithium-Ionen-Batteriezelle, mit einem Kalandrierprozess, bei dem ein auf einer Stromableiterfolie (1) befindliches Elektrodenmaterial (2) verdichtet wird. Erfindungsgemäß ist zur Einstellung einer Elektrodenmaterial-Porosität dem Elektrodenmaterial (2) ein gasbildender Zusatzstoff (6) beigemischt. Der gasbildende Zusatzstoff (6) wird nach dem Kalandrierprozess thermisch, chemisch und/oder mechanisch aktiviert, wodurch im Elektrodenmaterial (2) Gas erzeugt wird, das sich unter Bildung von Elektrodenmaterial- Porosität aus dem Elektrodenmaterial (2) verflüchtigt.
Resumen de: WO2026213703A1
The present technology relates to a component of an electrochemical cell comprising a maleimide-derived additive and comprising a silylated nitrogen atom, as well as compositions, electrolytes and electrode materials comprising the additive, and electrochemical cells comprising same.
Resumen de: WO2026213641A1
A process for recycling degraded oxide cathode materials is disclosed. The process comprises comminuting degraded oxide cathode material under conditions to provide a substantially homogenised comminuted degraded cathode material. The comminuted degraded cathode material is then combined with stoichiometric amounts of one or more transition metal sources to replenish any transition metals in the mixture to provide a metal loaded comminuted degraded cathode material having a desired composition of transition metal elements. If the transition metal sources used in the preceding step are salts, the loaded comminuted degraded cathode material is sintered under conditions to produce an oxidised metal loaded cathode precursor material. The metal loaded comminuted degraded cathode material and/or the oxidised metal loaded cathode precursor material is then reacted with a stoichiometric amount of a lithium salt under conditions to provide a replenished lithium nickel manganese cobalt oxides cathode material.
Resumen de: WO2026214211A1
The present application discloses a battery device, an energy storage device, and an electric device. The battery device comprises a first battery cell group and a thermal management component. The thermal management component comprises a first heat exchange region for exchanging heat with the first battery cell group. The thermal management component has a first flow channel for communicating a water inlet with a water outlet, the first flow channel comprises a first main flow channel and a second main flow channel connected in parallel, the first main flow channel comprises a plurality of branch flow channels, at least one branch flow channel passes through a first region but does not pass through a second region, at least one branch flow channel passes through the first region and the second region, and the second main flow channel converges in the second region with the at least one branch flow channel passing through the first region and the second region. The technical solution of the present application can improve the reliability of battery devices.
Resumen de: WO2026215410A1
The present invention relates to a method of preparing metallic phase transition metal dichalcogenides, and a metallic phase transition metal dichalcogenides prepared by this method. Also provided is a high purity metallic phase transition metal dichalcogenides, a product composition and the use of the metallic phase transition metal dichalcogenides in a lithium-suflur cell, a supercapacitor and as a catalyst. The method comprising the steps of contacting a transition metal dichalcogenide, a susceptor and an organolithium; irradiating the susceptor with electromagnetic radiation to heat the susceptor and convert the transition metal dichalcogenide to a metallic phase transition metal dichalcogenide.
Resumen de: US20260321674A1
0000 Disclosed is a technique capable of suppressing delamination between the positive electrode current collector and the positive electrode active material layer in a battery using a sulfur-based positive electrode active material, even when the volume of the sulfur-based positive electrode active material changes due to charging and discharging. The battery of the present disclosure comprises a positive electrode current collector, a positive electrode active material layer, an electrolyte layer, and a negative electrode. The positive electrode active material layer comprises a sulfur-based active material. The positive electrode current collector has a contact surface in contact with the positive electrode active material layer. Arithmetic mean roughness of the contact surface is 0.25 μm or more.
Resumen de: US20260321829A1
0000 The present disclosure relates to a pouch-type battery cell. The pouch-type battery cell includes: a cell pouch having an upper case and a lower case accommodating an electrode assembly; an electrode tab protruding from the electrode assembly between the upper case and the lower case; a first sealant layer interposed between the upper case and the electrode tab, at a position corresponding to the upper case and the electrode tab; a second sealant layer interposed between the lower case and the electrode tab, at a position corresponding to the lower case and the electrode tab; a first taping portion covering a region of the upper case and a region of the first sealant layer; and a second taping portion covering a region of the lower case and a region of the second sealant layer.
Resumen de: US20260321673A1
The present disclosure relates to an electrode current collector comprising an electrode sheet including an electrically conductive material, a first pattern portion protruding or recessed in a stacking region provided on at least one surface of the electrode sheet, and a second pattern portion protruding or recessed from the first pattern portion, and to an electrode including the same, wherein an average surface roughness of the electrode sheet in the stacking region is greater than 0.2 μm.
Resumen de: WO2026214476A1
The present application relates to the technical field of batteries. Provided are a lead-out piece, a battery, a battery pack, and an electric device. The lead-out piece is applied to a battery, and the lead-out piece comprises a lead-out portion connected to the battery, wherein an end face of the lead-out portion is used for welding to a tab of the battery, a reinforcing member is provided on the end face of the lead-out portion facing away from the end face welded to the tab, one end of the reinforcing member is connected to the lead-out portion, and the other end of the reinforcing member is bent. The reinforcing member of the present application can increase the strength of the end surface of the lead-out portion facing away from the connection position, so as to increase the bending resistance strength of the lead-out portion and make the lead-out portion less likely to deform.
Resumen de: WO2026214343A1
A battery housing structure and a battery. The battery housing structure comprises a top cover assembly (1) and a housing (2). The housing (2) is a cylindrical housing structure the top of which has an opening and the bottom of which is closed; the top cover assembly (1) covers the housing (2) and is hermetically connected to the inner wall of the opening, and the top cover assembly (1) fits with the housing (2) to form a sealed battery cell accommodating cavity; a pressure relief structure (3) is further provided on the housing (2), the pressure relief structure (3) and the housing (2) are integrally formed, and the ratio of the housing wall thickness at the pressure relief structure (3) to the housing wall thickness on the periphery of the pressure relief structure (3) is 0.2-0.5.
Resumen de: WO2026214312A1
Provided are an inorganic-particle-containing composite gel electrolyte for a lithium-manganese dioxide battery, a preparation method therefor, and an application thereof, specifically relating to the technical field of lithium-manganese dioxide battery electrolytes. An inorganic-particle-containing composite gel electrolyte is formed with respect to a lithium-manganese dioxide battery FSI system, greatly reducing the free liquid content in the electrolyte system, reducing by-products such as gas generated inside the battery, and further reducing the internal pressure of the battery while also reducing defects such as liquid leakage caused by long-term storage of the battery. Furthermore, the introduction of inorganic particles provides a transport channel for lithium ions, which is conducive to improving ionic conductivity, thereby improving the safety and high-temperature stability of the battery and reducing the amount of electrolyte used.
Resumen de: WO2026213800A1
A sodium-ion battery cell (100) and a manufacturing method therefor, a battery apparatus (400), and an electrical device (1000). The sodium-ion battery cell (100) comprises a casing assembly (10), an electrode assembly (20), and a terminal post assembly (30). The casing assembly (10) is provided with an accommodating chamber (11) and comprises a first side plate (12). The electrode assembly (20) is accommodated within the accommodating chamber (11), and the electrode assembly (20) comprises an electrode sheet body (21) and a connecting tab (22) connected to the electrode sheet body (21). The terminal post assembly (30) is disposed on the first side plate (12). The terminal post assembly (30) comprises a plurality of terminal post bodies (31) spaced apart from each other. The terminal post bodies (31) are connected to the electrode sheet body (21) by means of the connecting tab (22). The plurality of terminal post bodies (31) are made of the same material, and the connecting tab (22) is made of the same material as the terminal posts. Each terminal post body (31) comprises a welding surface (311) facing away from the electrode sheet body (21). Each terminal post body (31) is welded to the connecting tab (22), and a weld seam (312) is formed on the welding surface (311).
Resumen de: WO2026213869A1
An electrochemical device and an electronic device. The electrochemical device comprises a positive electrode material and an electrolyte, wherein the positive electrode material comprises a lithium-nickel-manganese composite oxide, the lithium-nickel-manganese composite oxide comprises a substrate and a surface layer located on at least part of the surface of the substrate, the substrate has a layered structure and comprises Ni and Mn, and the surface layer comprises an oxide having a perovskite structure; and the electrolyte comprises a polynitrile compound, the mass percentage of which is A% on the basis of the mass of the electrolyte, where 0.5≤A≤5.
Resumen de: WO2026214210A1
A battery cell and an electric device. The battery cell comprises a positive electrode sheet, the positive electrode sheet comprises a positive electrode current collector and a positive electrode film layer arranged on at least one side surface of the positive electrode current collector, and the positive electrode film layer comprises a positive electrode active material, wherein a volume distribution particle size Dv99 of particles in the positive electrode film layer, a thickness L1 of the positive electrode sheet, and a thickness L2 of the positive electrode current collector satisfy formula I: πDv99/(L1-L2)≤0.61 Formula I. The battery cell has both stable safety performance and high energy density.
Resumen de: WO2026216979A1
A secondary battery manufacturing device according to one embodiment of the present invention comprises: a buffer table unit having a buffer movement shaft extending in a front-rear direction, and a support table connected to the buffer movement shaft, provided to move in an up-down direction, and provided to support a battery cell; a first driving unit provided to supply a driving force in the front-rear direction to the buffer movement shaft; a shuttle unit having a shuttle movement shaft extending in the front-rear direction, and a shuttle jig connected to the shuttle movement shaft, provided to be movable in the front-rear direction and the up-down direction, and provided to transfer a battery cell; a second driving unit provided to supply a driving force to the shuttle movement shaft for moving the shuttle jig in the front-rear direction and the up-down direction; and a power transmission unit provided to move the buffer table unit in the up-down direction by converting driving in the front-rear direction of the first driving unit into driving in the up-down direction.
Resumen de: WO2026215001A1
The invention relates to an electrical energy storage module (1) configured to accommodate a plurality of storage elements (10) between walls of the module forming an enclosure (7) comprising an interior wall, the module being intended for application to batteries for vehicles or stationary installations and comprising: - a layer of composite material containing reinforcing fibres (2); - an aluminium layer (3); and - a layer or coat of intumescent paint (4) configured to form a thermally insulating layer when exposed to heat, the layer or coat of paint being oriented towards and forming the interior wall of the enclosure of the module.
Nº publicación: WO2026214191A1 15/10/2026
Solicitante:
HUAWEI TECH CO LTD [CN]
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Resumen de: WO2026214191A1
Embodiments of the present application provide an energy storage cabinet, relating to the technical field of energy storage. The energy storage cabinet comprises a cabinet body, at least one battery cluster, and at least one cooling unit. The cabinet body comprises an energy storage cavity and a heat dissipation cavity. Each battery cluster is located within the energy storage cavity and comprises a plurality of batteries, and each battery comprises a cooling flow channel. Each cooling unit is located within the heat dissipation cavity and disposed above a corresponding battery cluster, and comprises a drive pump and a plurality of heat exchangers. A portion of the heat exchangers are provided with two heat exchange flow channels, one of the two heat exchange flow channels is in communication with a plurality of cooling flow channels below, and the other heat exchange flow channel is in communication with another portion of the heat exchangers; or, each heat exchanger is in communication with the plurality of cooling flow channels below. The cabinet body comprises two side plates, and at least one heat exchanger is arranged between each side plate and the drive pump. Each side plate is provided with a first air port, and a top portion of the cabinet body is provided with a second air port. By means of the above technical solution, the effective energy storage capacity of the energy storage cabinet is increased while ensuring effective heat dissipation of the energy storage ca
BOPI
Sede Electrónica
