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151
resultados
Última actualización
14/07/2026 [07:49:00]
Resultados 75 a 100 de 151
Resumen de: WO2026145702A1
A battery device (1000) and an electric device (2000). The battery device (1000) comprises: a case (1), a battery module (2) and a heat exchange assembly (5), wherein the battery module (2) is arranged in the case (1), and the battery module (2) comprises a plurality of battery units (22) arranged in a first direction (X), each battery unit (22) comprising a housing (221) and a plurality of electrode assemblies (222) arranged in the housing (221); and the heat exchange assembly (5) is arranged on at least one side of the battery module (2) in a second direction (Z) and extends to each battery unit (22) in the first direction (X), and the wall surface having the largest area of the housing of each battery unit (22) faces the heat exchange assembly (5) and exchanges heat with the heat exchange assembly (5).
Resumen de: WO2026143555A1
The present application provides a battery apparatus and an electric apparatus. The battery apparatus comprises a battery assembly, the battery assembly comprising a housing and a plurality of solid-state batteries, the plurality of solid-state batteries being accommodated within the housing, each solid-state battery comprising an electrode assembly, and the electrode assembly comprising a positive electrode layer, a solid electrolyte layer, and a negative electrode layer which are stacked in a first direction; the housing is provided with a first wall and a second wall disposed opposite each other in a first direction, the first wall and the second wall being configured for cooperatively clamping the plurality of solid-state batteries, so that the positive electrode layer, the solid electrolyte, and the negative electrode layer of each solid-state battery are able to adhere more closely to one another, thereby ensuring effective contact between the positive electrode layer, the solid electrolyte, and the negative electrode layer, improving ion and electron transport efficiency, improving conductivity and energy density, enhancing battery apparatus stability and reliability, and reducing volumetric change in solid-state batteries during operation, thereby improving battery apparatus stability and service life.
Resumen de: WO2026144530A1
The present application relates to a solid-state battery, a composite electrolyte membrane and a preparation method therefor, and an electric device. The solid-state battery comprises a positive electrode layer, a composite electrolyte layer, and a negative electrode layer which are sequentially stacked; the composite electrolyte layer comprises an organic polymer porous mesh membrane, a first electrolyte layer at least partially embedded in the organic polymer porous mesh membrane, and a second electrolyte layer at least partially embedded in the organic polymer porous mesh membrane; the organic polymer porous mesh membrane comprises through holes, the first electrolyte layer comprises a halide solid electrolyte, and the second electrolyte layer comprises a sulfide solid electrolyte; the first electrolyte layer is located between the positive electrode layer and the second electrolyte layer, and the second electrolyte layer is located between the first electrolyte layer and the negative electrode layer.
Resumen de: WO2026143956A1
The present disclosure relates to the technical field of batteries, and provides a valve opening device, a baking apparatus and a production line. The valve opening device is applied to a baking apparatus. The valve opening device comprises a mounting member, a valve opening tool and a driving mechanism. The valve opening tool is arranged on a first side of the mounting member in a first direction. The valve opening tool comprises at least two pressing heads, and each pressing head is used for opening an opening/closing valve of at least one battery cell. The driving mechanism drives the mounting member to drive the valve opening tool to perform a linear reciprocating motion in the first direction.
Resumen de: WO2026144532A1
The present application relates to a solid-state battery, a positive electrode active material, a preparation method for a coated positive electrode material, a positive electrode sheet, and an electric device. The solid-state battery comprises a positive electrode layer, the positive electrode layer comprises a positive electrode active layer, the positive electrode active layer comprises a coated positive electrode material and a sulfide solid electrolyte, and the coated positive electrode material comprises a coating layer. The coating layer comprises a halide electrolyte, and the halide electrolyte comprises lithium and a halogen, and further comprises one or more of Zr, Hf, and Rf.
Resumen de: WO2026143394A1
Provided in the present application are an electrode assembly, a battery cell, an electric device, and a preparation method for the electrode assembly. The electrode assembly comprises a composite electrode sheet, a first positive current collector, and a first negative current collector. The composite electrode sheet comprises a positive active material film, a separator, and a negative active material film that are stacked. The composite electrode sheet has a continuously folded structure, and comprises a plurality of folded portions, a first connecting portion, and a second connecting portion. The plurality of folded portions are stacked in a first direction, the first connecting portion and the second connecting portion are respectively located at two ends of a folded portion in a second direction, and the first connecting portion and the second connecting portion are each connected to two adjacent folded portions. The first positive current collector and the first negative current collector are respectively disposed on two sides of the composite electrode sheet in the second direction. The first positive current collector is electrically connected to the positive active material film; and the first negative current collector is electrically connected to the negative active material film. The space occupied by the positive current collector and the negative current collector can be reduced, so as to achieve a higher energy density of the battery cell.
Resumen de: WO2026147072A1
According to exemplary embodiments of the present invention, a battery pack is provided. The battery pack comprises: a battery module that accommodates a plurality of battery cells and has vent holes in an upper portion; a pack housing that encloses the battery module and includes a plurality of venting devices for discharging gas emitted from the vent holes; an upper channel plate that is disposed on the upper portion of the battery module and is provided with a plurality of through-portions so that the gas discharged from the vent holes flows into the pack housing; and a baffle structure that prevents the gas introduced into the pack housing through the through-portions from flowing to the plurality of venting devices.
Resumen de: WO2026143279A1
A system including a plurality of electrochemical cells and a sensor system for the same. The sensor system may utilize a multiplexer with isolation circuitry.
Resumen de: WO2026143351A1
Provided are a secondary battery and an electronic device. The secondary battery comprises a positive electrode and an electrolyte. The electrolyte comprises a component A, lithium bis(fluorosulfonyl)imide, and a compound of formula I. The positive electrode comprises a positive electrode current collector and a positive electrode active material layer located on at least one surface of the positive electrode current collector; the positive electrode active material layer comprises a positive electrode active material; the positive electrode active material comprises a manganese element; and on the basis of the mass of the positive electrode active material layer, the mass content of the manganese element is x%, wherein 20≤x≤60. During the charging and discharging process of the secondary battery, the manganese element of the positive electrode is not easily dissolved. The secondary battery has good storage performance and cycle performance.
Resumen de: WO2026144296A1
The present disclosure provides a solid-state battery cell, a compound and a preparation method therefor, a battery apparatus, and an electrical apparatus. The solid-state battery cell comprises a positive electrode sheet, comprising a compound represented by formula (1): LiXNiaMnbMgTic-fM'fOdSe (formula (1)), where 0.8≤x≤1.8, 0.04≤a≤0.64, 0.04≤b≤0.64, 0.2≤c≤0.8, 0.4≤d≤1.6, 0.6≤e≤2.4, 0≤f≤c, 0≤g≤0.64, M comprises any one or more of Al and Co, and M' comprises any one or more of Nb, Ru, and Rh. The energy density of the solid-state battery cell can be improved, and the specific capacity of the compound as a positive electrode active material is increased. The battery apparatus and the electrical apparatus comprising the solid-state battery cell also have at least the above-mentioned beneficial effects.
Resumen de: WO2026144656A1
A lithium-ion battery (100) and an electric device. The lithium-ion battery (100) comprises a positive electrode sheet, a negative electrode sheet, a separator, and an electrolyte. The positive electrode sheet comprises a compound containing nickel and cobalt. The compound containing nickel and cobalt comprises a layered lithium-containing transition metal oxide, wherein the ratio of the molar amount of nickel to the total molar amount of the transition metal element is within the range of 0.50-0.75, and the ratio of the molar amount of cobalt to the total molar amount of the transition metal element is within the range of 0.05-0.20. The negative electrode sheet comprises a negative electrode active material, wherein the negative electrode active material comprises artificial graphite, and the gram capacity of the negative electrode active material is within the range of 345-400 mAh/g.
Resumen de: WO2026144342A1
Disclosed in the present disclosure is a baking system, comprising an oven and fixtures. The oven comprises an opening, and a first side wall and a second side wall which are located on two sides of the opening, wherein the first side wall is provided with first support assemblies, and the second side wall is provided with second support assemblies arranged opposite the first support assemblies; and at least two groups of opposing first support assembly and second support assembly are provided and spaced apart in a target direction so as to form a plurality of accommodating spaces inside the oven, the target direction, the opening orientation, and the arrangement direction of the first side wall and the second side wall being perpendicular in a pairwise manner. Each fixture comprises a heating plate and a frame that restrains a battery, the heating plate being configured for the frame to be disposed thereon and configured to heat the battery disposed in the frame; and the fixture is located in the accommodating space, and is disposed on the opposing first support assembly and second support assembly by means of the heating plate thereof.
Resumen de: WO2026143451A1
Disclosed in the present application are a cylindrical battery and an electronic device. A housing comprises a first wall portion and a second wall portion that are disposed opposite each other in an axial direction of the cylindrical battery. A first current collector disc is disposed between an electrode assembly and the first wall portion, and a second current collector disc is disposed between the electrode assembly and the second wall portion. The first current collector disc comprises a first portion, a second portion, and a first connection section disposed between the first portion and the second portion. The second current collector disc comprises a third portion, a fourth portion, and a second connection section disposed between the third portion and the fourth portion. When viewed in the axial direction of the cylindrical battery, an included angle α is formed between the first connection section and the second connection section, where 45°≤α≤135°. The risk of a connection failure between the first current collector disc and the electrode assembly and/or the housing and between the second current collector disc and the electrode assembly and/or the housing are reduced, thereby improving the drop resistance of the cylindrical battery.
Resumen de: WO2026143345A1
The present application provides a battery pack and an electrochemical device. The battery pack comprises: at least two battery cells. Each battery cell comprises a first casing, an electrode assembly, an electrolyte solution, and a heating member, wherein the first casing accommodates the electrode assembly and the electrolyte solution, and the heating member is partially disposed in the electrolyte solution. At least one unidirectional conductive member and a heating loop are provided, the at least two battery cells are connected in series, the heating member and the at least one unidirectional conductive member are disposed on the heating loop, and heating members are connected in series and/or in parallel. The heating loop is configured to provide a flow path for a heating current, wherein a flow direction of the heating current is opposite to a flow direction of a self-discharge current of the battery pack. Therefore, the battery pack and the electrochemical device provided in the present application can reduce the adverse effect of self-discharge of the battery pack.
Resumen de: WO2026147038A1
A negative electrode according to exemplary embodiments of the present invention comprises: a negative electrode current collector; and a negative electrode active layer provided on at least one surface of the negative electrode current collector and containing a carbon-based negative electrode active material, wherein the negative electrode active layer has a quantified binder ratio (QBR) of 0.8 or less.
Resumen de: WO2026143613A1
Disclosed in the present application are a battery device and an electric device. The battery device comprises battery cells, a case, a sampling member and an integrated assembly, wherein a wall portion of the case is provided with an opening, and the opening is in communication with the interior of the case; the battery cells are arranged in the case; the sampling member is configured to collect information of the battery cells; and the integrated assembly comprises a substrate and a battery cell monitoring unit, the substrate being located outside the case, the substrate being detachably connected to the wall portion of the case and closing the opening, the battery cell monitoring unit being arranged on the substrate, and the sampling member being electrically connected to the battery cell monitoring unit. The technical solution provided by the present application can effectively reduce the maintenance cost of the battery device.
Resumen de: WO2026144189A1
Provided are a battery cell, an electrode assembly and a manufacturing method therefor, a battery device, and an electric device. The battery cell comprises an electrode assembly; the electrode assembly comprises a first electrode sheet, a second electrode sheet, and a separator; the polarities of the first electrode sheet and the second electrode sheet are opposite; and in a first direction, the separator is arranged between the first electrode sheet and the second electrode sheet. At least one end of the first electrode sheet is provided with a first insulating member and/or at least one end of the second electrode sheet is provided with a second insulating member. In a projection plane perpendicular to the first direction, the orthographic projections of all the first insulating members arranged on the first electrode sheet and/or the orthographic projections of all the second insulating members arranged on the second electrode sheet define a ring. The orthographic projections of all the first insulating members arranged on the first electrode sheet in the projection plane perpendicular to the first direction and/or the orthographic projections of all the second insulating members arranged on the second electrode sheet in the projection plane perpendicular to the first direction define a ring, thereby improving the reliability of the battery cell.
Resumen de: WO2026145115A1
A silicon-based solid-state electrolyte and a preparation method therefor, an electrode sheet, and an all-solid-state battery. The silicon-based solid-state electrolyte has the composition represented by formula I: LiaSibXxYy(I), wherein X is selected from at least one of negative monovalent groups; Y is selected from at least one of negative divalent groups and/or negative trivalent groups; and 1≤a≤6, 0.5≤b≤2, 0≤x≤6, 0≤y≤6, and x and y are not 0 at the same time The provided silicon-based solid-state electrolyte not only has a high ionic conductivity and good deformability, but also has a low Push's ratio and low costs; and the silicon-based solid-state electrolyte is used in an all-solid-state battery, thereby improving the electrochemical performance of the battery.
Resumen de: WO2026143802A1
Disclosed in the present application is a button cell, comprising: a positive electrode housing, the positive electrode housing comprising a support portion and a corner portion connected to the outer side of the support portion, wherein the corner portion comprises a first bend section having a first radius of curvature R1 and a second bend section having a second radius of curvature R2, and the second bend section is connected between the support portion and the first bend section; a negative electrode housing, which comprises a covering portion and a curved snap-fitting portion having a third radius of curvature R3, the covering portion and the support portion being arranged opposite each other; and a sealing sleeve, which is sandwiched between the corner portion and the curved snap-fitting portion so as to achieve sealing between the positive electrode housing and the negative electrode housing.
Resumen de: WO2026148241A1
An example redox flow battery (100) can include a catholyte reservoir (110) containing a non-aqueous catholyte (112). The catholyte can include an ether-based organic solvent and an organic redoxmer. The redoxmer can include a carbonyl group, an amine group, or a combination thereof. The amine group can include a nitrogen atom bonded to an alkyl group, an ether group, a phenyl group, or a combination thereof. The redox flow battery (100) can also include a flow cell (120) in fluid communication with the catholyte reservoir (110) to circulate the catholyte (112) through the flow cell (120). A separator (140) in the flow cell (120) can be in contact with the catholyte (112) in the flow cell (120). A cathode (150) can be in contact with the catholyte (112) in the flow cell (120). An anode (160) can be separated from the catholyte (112) by the separator (140).
Resumen de: WO2026147009A1
The present invention relates to a carbon black-based porous carbon structure and a silicon-carbon composite comprising same, and more specifically, to: a porous carbon structure in which carbon black is used to control pore characteristics, and which can thus increase the content of silicon when applied to a silicon-carbon composite negative electrode active material for a secondary battery, and thereby increase the capacity of the secondary battery and prevent deterioration of lifespan characteristics; a carbon black-based porous carbon structure; and a silicon-carbon composite comprising same.
Resumen de: WO2026144476A1
Provided in the present application are a control method for an energy storage system, and a battery management system and an energy storage system, which are applied to the technical field of batteries. The method comprises: when determining that a high-voltage power-on condition has been met, sending an isolation switch closing instruction to an isolation switch driving apparatus, wherein the isolation switch closing instruction is used for instructing the isolation switch driving apparatus to control an isolation switch to close; and when determining that the isolation switch has been closed, controlling the power-on of a battery cluster to be powered on in an energy storage system. In the embodiments of the present application, the state of the isolation switch is controlled by means of a control signal, thereby improving the safety in powering on the battery cluster; in addition, the battery cluster is powered on on the basis of the state of the isolation switch, thereby improving the stability of the energy storage system.
Resumen de: WO2026145238A1
Provided is a battery cell, the battery cell comprising a housing, a first electrode terminal and an electrode assembly. The first electrode terminal is arranged on a wall portion of the housing. The electrode assembly is arranged in the housing, and comprises a first electrode sheet; the first electrode sheet comprises an electrode sheet body and a first tab, the first tab being arranged on one side of the electrode sheet body in a first direction; the first tab comprises a first portion and a second portion, the first portion and the first electrode terminal being welded to form a first welding mark, and the second portion being connected to the first portion and the electrode sheet body; and in a second direction, the size of the second portion is greater than the size of the first portion, and the second portion protrudes outward from at least one side of the first portion. The battery cell has high reliability.
Resumen de: WO2026144655A1
The present application discloses a lithium-ion battery and an electrical device. The lithium-ion battery comprises a positive electrode sheet, a negative electrode sheet, a separator, and an electrolyte. The positive electrode sheet comprises a layered lithium-containing transition metal oxide, the molar proportion of nickel in the layered lithium-containing transition metal oxide being in the range of 0.60 to 0.70, and the molar proportion of cobalt being in the range of 0.08 to 0.15. The negative electrode sheet comprises a negative electrode film layer. The negative electrode film layer comprises amorphous carbon and graphite. On the basis of the total mass of the negative electrode film layer, the mass proportion of the graphite is in the range of 80% to 98%, and the mass proportion of the amorphous carbon is in the range of 0.01% to 10%. In the embodiments of the present application, by regulating the specific components of the positive electrode active material and the negative electrode active material of the lithium-ion battery, the charging performance and cycle life of the lithium-ion battery are improved.
Nº publicación: WO2026144870A1 09/07/2026
Solicitante:
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX RUNZHI SOFTWARE TECH LIMITED [CN]
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\u5B81\u5FB7\u65F6\u4EE3\u6DA6\u667A\u8F6F\u4EF6\u79D1\u6280\u6709\u9650\u516C\u53F8
Resumen de: WO2026144870A1
Provided are a battery cell shaping apparatus, a battery cell shaping method, and a battery cell winding machine. The battery cell shaping apparatus (41) comprises: a battery cell expansion mechanism (10) for expanding a battery cell (30) along a reference plane (RP); and a battery cell pre-pressing mechanism (20) comprising a first pre-pressing assembly (21) and a second pre-pressing assembly (22), wherein the first pre-pressing assembly (21) is configured to move towards the second pre-pressing assembly (22) in a first direction (dr1) perpendicular to the reference plane (RP), such that the deformed battery cell (30) placed on the second pre-pressing assembly (22) is pressed and shaped, the second pre-pressing assembly (22) has a first support portion (221) supporting a first battery cell portion (31) and a second support portion (222) supporting a second battery cell portion (32), and the pressing of the first battery cell portion (31) by the first support portion (221) is configured to occur prior to the pressing of the second battery cell portion (32) by the second support portion (222).
BOPI
Sede Electrónica
