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1333
resultados
Última actualización
25/04/2026 [08:39:00]
Resultados 275 a 300 de 1333
Resumen de: US20260112723A1
A thermal runaway extinguishing system includes: a case configured to accommodate a plurality of battery modules; cooling channels that are (i) positioned at an upper portion of the case and a lower portion of the case and (ii) configured to receive a coolant, the coolant circulating through the plurality of cooling channels; an extinguishing unit fluidly connected to the cooling channels; and a controller. The controller is configured to: determine whether thermal runaway has occurred in at least one of the battery modules; and based on a determination that the thermal runaway has occurred, (i) increase a flow rate of the coolant flowing into a battery module that is experiencing the thermal runaway or (ii) control the extinguishing unit to guide an extinguishing agent stored in the extinguishing unit to flow into the cooling channels.
Resumen de: WO2026084473A1
Provided are a lithium bismuth oxyhalide-based lithium-ion conductor, a manufacturing method therefor, and a lithium battery comprising same. The lithium bismuth oxyhalide-based lithium-ion conductor has a tetragonal crystal system and, through the unique crystal structure, can exhibit excellent lithium-ion conductivity.
Resumen de: WO2026084536A1
The present invention relates to a positive electrode active material composite comprising a positive electrode active material and a coating layer formed on the surface of the positive electrode active material, wherein the coating layer comprises a conductive material and a sulfide-based solid electrolyte containing the element Br.
Resumen de: WO2026084472A1
Provided is an aqueous lithium-ion battery. The aqueous lithium-ion battery comprises: a positive electrode active material layer; a negative electrode active material layer; and an aqueous electrolyte positioned between the positive electrode active material layer and the negative electrode active material layer. The aqueous electrolyte includes a lithium salt and an aqueous solvent, and the mass of the lithium salt is greater than that of the aqueous solvent. At least one active material layer of the positive electrode active material layer and the negative electrode active material layer includes a zwitterionic polymer.
Resumen de: US20260109261A1
Systems and methods are provided for managing batteries for electrical vehicles utilizing varying power amounts. For example, a presently disclosed electric vehicle may comprise: (1) a battery providing electrical power for operation of the electric vehicle, wherein the operation of the electric vehicle comprises multiple phases that require a different amount of electrical power; and (2) one or more processors configured to: (a) predict one or more parameters associated with performance of the battery during the multiple phases for current operation of the electric vehicle, wherein the prediction is based on a machine learning model trained on data associated with performance of the battery during the multiple phases for previous operation of the electric vehicle; and (b) based on the prediction, dynamically adjust electrical power provided by the battery during one of the multiple stages for the current operation of the electric vehicle to manage the one or more parameters.
Resumen de: WO2026084506A1
An electrode assembly, according to one embodiment of the present invention, is a jelly roll-type electrode assembly having a structure in which a first electrode, a second electrode, and a separator interposed therebetween are wound in one direction, the first electrode comprising a first electrode in-tab and a first electrode outer tab attached to the first electrode and protruding in one direction parallel to the winding axis, wherein the first electrode in-tab and the first electrode outer tab each comprise a resin application portion coated with a resin on at least a partial area thereof.
Resumen de: WO2026084403A1
The present invention provides an electronic vision inspection device (1) comprising: a storage unit (100) which stores one or more pieces of training data, each of which includes input data including an image (G) obtained by imaging an electrode unit (70), and output data including electrode data related to one or more edges (E) or one or more corners (C) of each of one or more portions of the electrode unit (70) in the image (G); a model training unit (200) which machine-trains a first model so as to output the output data corresponding to input data input when the input data of each piece of the training data is input; an image acquisition unit (60) which acquires a first image (G1) obtained by imaging a first electrode unit (70A); a model application unit (300) which inputs first input data including the first image (G1) to the first model and outputs first output data including first electrode data corresponding to the electrode data; a position acquisition unit (400) which acquires or calculates, from the first electrode data, a first position of the one or more edges (E) or the one or more corners (C) of each of one or more portions of the first electrode unit (70A) in the first image (G1); and an evaluation unit (500) which determines, on the basis of the first position, whether the first electrode unit (70A) is defective.
Resumen de: WO2026084211A1
A battery diagnosis apparatus, according to one embodiment disclosed in the present document, comprises: an interface for acquiring a temperature profile (dT/dV) indicating a temperature change of a battery cell with respect to a voltage change of the battery cell; and at least one processor, wherein the at least one processor is configured to identify at least one voltage section in the temperature profile, identify a first deviation value in the at least one voltage section, and diagnose a state of the battery cell on the basis of the first deviation value.
Resumen de: WO2026084249A1
According to exemplary embodiments, a method for generating a recipe for multi step current charging (MSCC) charging is provided. The method comprises the steps of: charging a modeling cell to collect charging data on the modeling cell; deriving a current-capacitance model on the basis of the charging data; and generating a recipe for MSCC charging on the basis of the current-capacitance model.
Resumen de: WO2026081387A1
Provided in the present application are a temperature acquisition structure, an integrated busbar and a battery pack. The temperature acquisition structure comprises: a bracket and a fixing seat, wherein the bracket is fixed to a battery cell, and the fixing seat is disposed on the bracket and is provided with a fixing slot; a temperature sensing component mounted in the fixing slot; and a fixing member fixedly connected to the fixing seat. At least a portion of the fixing member covers the temperature sensing component, thereby improving the installation stability of a temperature acquisition component.
Resumen de: US20260112645A1
0000 The present disclosure relates to a positive electrode plate including a positive electrode composite material layer and a positive electrode current collector. The positive electrode current collector contains aluminum; the positive electrode composite material layer includes a positive electrode active material and at least one type of heterocyclic-ring-containing compound represented by a formula (1) or a formula (2); the positive electrode active material is a lithium-(transition metal) composite oxide that contains lithium and nickel; a content of nickel in the lithium-(transition metal) composite oxide is 70 mol % or more relative to a total number of moles of metallic element except lithium; the positive electrode active material has a BET specific surface area from 0.2 to 1.1 m<2>/g; and a content of the heterocyclic-ring-containing compound in the positive electrode composite material layer is from 0.01 to 0.5 mass % relative to a mass of the positive electrode composite material layer.
Resumen de: US20260112777A1
0000 Disclosed are a positive electrode for a rechargeable lithium battery, and an electrode assembly for a rechargeable lithium battery including the positive electrode, and a rechargeable lithium battery. The positive electrode includes a positive electrode current collector, a positive electrode active material layer on at least one surface of the positive electrode current collector, and an insulating layer on at least one surface of the positive electrode current collector. The positive electrode active material layer includes a first positive electrode active material layer having a constant thickness, and a second positive electrode active material layer located at an edge portion of the positive electrode current collector and having a thickness of about 10% to about 80% of the thickness of the first positive electrode active material layer. The insulating layer is disposed on the second positive electrode active material layer.
Resumen de: US20260112678A1
An apparatus of manufacturing a battery cell including a case accommodating an electrode assembly and having a sealing portion formed on at least one edge thereof and a protrusion protruding laterally from the case includes a pressing jig pressing the sealing portion based on a virtual folding boundary line, a reference for folding the protrusion, to expose the protrusion laterally based on the folding boundary line and a folding roller folding the protrusion exposed by the pressing jig in a second direction, perpendicular to a first direction, while moving in the first direction along a side surface of the pressing jig and a side surface of the case.
Resumen de: WO2026084401A1
Provided is a lithium secondary battery comprising: a cathode comprising a cathode current collector and a cathode active material layer disposed on the cathode current collector; and an anode comprising an anode current collector and an anode active material layer disposed on the anode current collector, wherein the cathode active material layer comprises: a first cathode active material layer, which is disposed on the cathode current collector and comprises a first cathode active material; and a second cathode active material layer, which is disposed on the first cathode active material layer and comprises a second cathode active material, the first cathode active material layer comprising a sacrificial cathode material, which is a compound of chemical formula 1.
Resumen de: WO2026084402A1
Provided is a lithium secondary battery comprising: a positive electrode including a positive electrode current collector and a positive electrode active material layer disposed on the positive electrode current collector; and a negative electrode including a negative electrode current collector and a negative electrode active material layer disposed on the negative electrode current collector, wherein the positive electrode active material layer includes a sacrificial positive electrode material, which is a compound of chemical formula 1, in a content of 0.01 wt% to 0.5 wt% based on the weight of the positive electrode active material layer.
Resumen de: US20260112681A1
0000 A secondary battery, including an electrode assembly having a first electrode, a separator, a second electrode, a first electrode tab connected to the first electrode, and a second electrode tab connected to the second electrode, a receiving can having one open surface to accommodate the electrode assembly, the receiving can being connected to the first electrode tab, and a cap assembly sealing the one open surface of the receiving can, the cap assembly being connected to the second electrode tab, wherein the receiving can includes a tab hole on a bottom surface thereof, and wherein at least a part of the first electrode tab is inserted into the tab hole and connected to the receiving can.
Resumen de: US20260112606A1
0000 A negative electrode for a zinc battery of the present invention includes a negative electrode mixture containing zinc oxide. In an X-ray diffraction pattern of the negative electrode mixture, the ratio (I<002>/I<101>) of the peak intensity (I<002>) of the (002) plane derived from the zinc oxide to the peak intensity (I<101>) of the (101) plane derived from the zinc oxide is 0.4 or more.
Resumen de: WO2026084564A1
The separator for a cylindrical electrochemical device of the present invention comprises: a porous polymer substrate; and a coating layer provided on at least one surface of the porous polymer substrate and including a polymer binder and inorganic particles, wherein the polymer binder included in the coating layer includes an electrolyte-resistant polymer binder and an adhesive polymer binder, and the peel strength of the separator is about 150 gf/cm or more.
Resumen de: WO2026083159A1
A method (400) and a system (128) for thermal management of a vehicle (110) is disclosed. The method (400) includes computing an instantaneous temperature rate change value (RT) associated with a corresponding component of one or more components of the vehicle (110). The method (400) further includes obtaining parameters associated with the components based on the computation of the RT. Further, the method (400) includes determining a reference temperature rate change value (dT/dt)REF associated with the corresponding component based on the parameters. The (dT/dt)REF indicates a temperature rate change that enables the corresponding component to operate within a predefined threshold temperature range. Furthermore, the method (400) includes determining an error based on comparing the RT with the (dT/dt)REF. Moreover, the method (400) includes determining a current reference value (IREF) based on the error for regulation of an instantaneous current value (IBATT) such that the RT matches the (dT/dt)REF.
Resumen de: DE102024130640A1
Die Offenbarung betrifft eine Elektronikbox (1) mit wenigstens einem immersionstemperierten Gehäuse (4; 6), welches wenigstens einen Fluidzulauf (10) und wenigstens einen Fluidablauf (12) aufweist, so dass ein dielektrisches Fluid über den Fluidzulauf (10) in das Gehäuse (4; 6) einströmen kann, um wenigstens eine in dem Gehäuse (4; 6) aufgenommene Elektronikkomponente (8) zu umströmen, wobei in dem Gehäuse (4; 6) ein nicht von dem dielektrischen Fluid benetztes/durch- und/oder umströmtes, freies Volumen (18) ausgebildet ist, so dass sich aus dem dielektrischen Fluid abgeschiedenes Gas in dem freien Volumen (18) sammelt, sowie einen Batteriespeicher (2) mit einer Vielzahl an in einem Batteriespeichergehäuse (26) aufgenommenen Batteriezellen (28) und einer an dem Batteriespeichergehäuse (26) angeordneten, offenbarungsgemäßen Elektronikbox (1).
Resumen de: WO2026084526A1
The present specification relates to a positive electrode active material and a lithium secondary battery comprising same and, more specifically, to a positive electrode active material comprising a lithium composite oxide and a lithium secondary battery comprising same, wherein the lithium composite oxide includes at least lithium and a transition metal, the lithium composite oxide includes at least one of unit particles and secondary particles in which the unit particles are aggregated, and a thin coating layer including lithium and tungsten is formed on at least a portion of the surface of one or more unit particles, leading to improved capacity and resistance characteristics.
Resumen de: WO2026083510A1
Provided is a method for forming a constriction in a cylindrical member that suppresses fluctuation in the shape of a constriction formation section caused by the elasticity of the cylindrical member and thereby makes it possible to accurately form a constriction of a target size. The present invention includes a constriction formation step for sequentially pressing a first processing roller and a second processing roller that have different outer circumferential shapes and can rotate a cylindrical member around a rotational axis that is parallel to a cylindrical shaft against the outer circumferential surface of the rotating cylindrical member between a mandrel and a mandrel head to form a constriction. At the constriction formation step, the first processing roller and the second processing roller are each pressed against the cylindrical member along a perimeter of 200–1000 mm in addition to the circumferential length of the cylindrical member.
Resumen de: US20260112768A1
0000 A battery pack for a vehicle includes a cooling plate, a battery module configured to be attached to the cooling plate, a lower casing surrounding at least a portion of the battery module, and a plurality of shoulder supports between the battery module and the lower casing and configured to inhibit or prevent sagging of the battery module.
Resumen de: WO2026084400A1
Provided is a lithium secondary battery including: a positive electrode including a positive electrode current collector, a primer layer disposed on the positive electrode current collector and including a sacrificial positive electrode material, and a positive electrode active material layer disposed on the primer layer; and a negative electrode including a negative electrode current collector and a negative electrode active material layer disposed on the negative electrode current collector, wherein the primer layer includes a conductive material, a binder, and the sacrificial positive electrode material which is a compound of chemical formula 1.
Nº publicación: WO2026082371A1 23/04/2026
Solicitante:
KION BATTERY SYSTEMS GMBH [DE]
Resumen de: WO2026082371A1
The invention relates to a method for producing a battery tray (1) of a traction battery (2), in particular a lithium-ion traction battery, for a mobile work machine, in particular an industrial truck, wherein the battery tray (1) is at least partially filled with a ballast filling (3), wherein the ballast filling (3) comprises a ballast material (3a) and a bonding substance (3b), wherein the battery tray (2) has an outer casing (4) with a base wall (5) and a peripheral outer wall (6). The method comprises the steps of: providing the battery tray (1) and the ballast filling (3); filling the battery tray (1) with the ballast filling (3); producing a flat surface (8) of the ballast filling (3), wherein the flat surface (8) extends up to the peripheral outer wall (6); setting the ballast filling (3) to form a laminate material.
BOPI
Sede Electrónica
