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1422
resultados
Última actualización
28/06/2026 [07:11:00]
Resultados 725 a 750 de 1422
Resumen de: US20260171450A1
0000 Techniques for machine learning-based degradation optimization are disclosed. In embodiments, a method includes identifying a power module, wherein the power module is controlled with a set of variables; determining, using functional relations of degradation of a degradation machine learning model, optimal set-point values that minimize degradation of the power module while utilizing minimal resources; and reducing a degradation rate of the power module by adjusting one or more of the variables that control the power module based on the determined optimal set-point values.
Resumen de: WO2026127447A1
The technical concept of the present invention provides a battery pack comprising: a housing providing an internal space for accommodating battery cells; a venting valve mounted on the housing and configured to discharge gas in the housing; an extensible pipe comprising a flow path configured to allow the gas discharged from the venting valve to flow therethrough; and a plug coupled to an end of the extensible pipe and comprising a vent hole.
Resumen de: DE102024138394A1
Die Erfindung betrifft ein Verfahren zum Laden eines ersten Akkupacks (3; 4) und eines zweiten Akkupacks (4; 3) mit einem Ladegerät (1), wobei das Ladegerät (1) eine erste Schnittstelle (23; 24), eine zweite Schnittstelle (24; 23), zumindest eine Leistungselektronik (30) zur Bereitstellung einer Ladeleistung an der ersten Schnittstelle (23; 24) und/oder der zweiten Schnittstelle (24; 23) und eine Steuerung (10) umfasst. Die Steuerung (10) erfasst Betriebsdaten zur Bestimmung einer Restladung des jeweils an eine Schnittstelle (23, 24) angeschlossenen Akkupacks (3, 4) und vergleicht die erfassten Betriebsdaten des ersten und des zweiten Akkupacks (3, 4) miteinander. Nach Auswertung des Vergleichs der Betriebsdaten wird die Steuerung (10) primär den Akkupack (3, 4) mit der größeren Restladung laden.
Resumen de: WO2026125683A1
A cathode active material powder compound having a formula: LiaNixMnyCOzCacSdQbBwO2, wherein : - 90.00 at% ≤ a ≤ 110.00 at%, - 70.00 at% < x ≤ 95.00 at%, - 0.0 at% < y ≤ 10.00 at%, - 0.0 at% ≤ z ≤ 15.00 at%, - 0.00 at% < c ≤ 0.75 at%, - 0.040 at% ≤ d ≤ 0.75 at%, - 0.00 at% < w ≤ 0.75 at%, and - 0.00 at% ≤ b ≤ 2.75 at%, with x+y+z+b+c+d+w = 100.00 at% as determined by ICP-OES, wherein Q is at least one element of a list consisting of: Na, Mg, Zr, Nb, W, Si, Ba, Sr, Zn, Cr, V, Y, Sb, Ta, Mo, Ti, wherein the cathode active material powder has a specific surface area of more than 0.50 m2/g and of at most 0.75 m2/g as determined by BET analysis.
Resumen de: US20260171561A1
0000 This application provides a battery cell, which relates to the technical field of battery cells. The battery cell includes a housing, wherein an explosion-proof structure is provided on the housing; a valve opening area S of the explosion-proof structure, a valve opening pressure P of the explosion-proof structure, an electrolyte injection amount m of the battery cell, and a capacity C of the battery cell satisfy 2.4≤S×P−C/(m×1000)≤5.4.
Resumen de: WO2026127311A1
The present invention relates to an apparatus used in a heat treatment process for obtaining purified lithium sulfide powder and presents a method and system for automating the lithium sulfide heat treatment process, which requires a lot of cost and time, to reduce production costs and increase the yield.
Resumen de: WO2026127433A1
The present invention provides a positive electrode active material comprising a core in the form of a single particle and a coating layer formed on the surface of the core, wherein the coating layer includes: a first coating layer which is applied in the form of dots to a portion of the surface of the core and contains tungsten (W) and an element (M) having a higher ionic conductivity than W; and a second coating layer which is applied to an uncoated portion, not coated with the first coating layer, of the surface of the core and selectively applied to the first coating layer, and contains boron (B). The content of the elements contained in the coating layer satisfies the following relationship A. (A): 10 < B content / (W content + M content) Х 100 < 20
Resumen de: US20260168741A1
0000 A tubular element for a heat exchanger, including: a primary tank with an inlet chamber and an outlet chamber for a heat exchange fluid, a secondary tank, a tube with inlet channels and outlet channels, configured so as to provide U-flow for the fluid within the tubular element. The primary tank includes a dividing wall between the inlet and outlet chambers. The tube includes a first separation wall and a second separation wall with a separation space there-between. The dividing wall is in contact with the first and second separation walls. The inlet channels include a first inlet channel limited by the first separation wall and an inlet channel wall. The outlet channels include a first outlet channel limited by the second separation wall and an outlet channel wall. The separation space includes a central arcuate structure adjacent the dividing wall.
Resumen de: WO2026127731A1
The purpose of an aspect of the present invention is to provide a leaching method for recovering nickel and cobalt from a nickel mat, in which the recovery rates of nickel and cobalt can be improved.
Resumen de: WO2026123394A1
In the recovery method provided by the present application, although sulfuric acid is consumed during the dissolution reaction, an equal amount of sulfuric acid is further generated during the electrolytic treatment, and no additional sulfuric acid needs to be added throughout the entire recovery process, such that the consumption of sulfuric acid is reduced, and the dissolution reaction and the electrolytic reaction can proceed sustainably. Therefore, the recovery method provided in the present application exhibits high recovery rates of nickel and cobalt, small sulfuric acid consumption, and high economic benefits of recovery.
Resumen de: WO2026124693A1
A battery module, a battery pack and an electric device. The battery module comprises a liquid cooling plate (1), a module frame (2) and a battery cell module (3), wherein the module frame (2) is fixedly connected to the liquid cooling plate (1), and forms an accommodating cavity (4) together with the liquid cooling plate (1) by means of enclosing; and the battery cell module (3) is fixedly arranged in the accommodating cavity (4) and is supported on the liquid cooling plate (1).
Resumen de: DE102024138330A1
Die vorliegende Erfindung stellt ein Verfahren (300) und ein Ladesteuergerät (102) für geräuschbegrenztes Laden bereit. Das Verfahren (300) umfasst das Empfangen (302) eines oder mehrerer Eingangsparameter an einem Ladesteuergerät (102), wobei der eine oder die mehreren Eingangsparameter mindestens einen der folgenden Parameter umfassen: einen Startladezustand (SoC), einen Ziel-SoC, eine Starttemperatur der Batterie, einen Gesundheitszustand (SoH) der Batterie, eine Ladeleistung und einen Lademodus; Bestimmen (304) eines Stromprofils durch das Ladesteuergerät (102) durch Verarbeiten des einen oder der mehreren Eingangsparameter durch ein Lernmodell; und Laden (306) der Fahrzeugbatterie durch das Ladesteuergerät (102) basierend auf dem bestimmten Stromprofil.
Resumen de: WO2026127320A1
According to exemplary embodiments of the present invention, an electrode splicing device is provided. The electrode splicing device comprises: a first splicing unit capable of gripping a trailing end part of a running electrode sheet; a second splicing unit which is positioned to face the first splicing unit and which can grip a leading end part of a standby electrode sheet; and a line contact type pressing unit for bonding, using tape, the trailing end part of the running electrode sheet and the leading end part of the standby electrode sheet. In addition, the present invention provides an electrode splicing method using the electrode splicing device.
Resumen de: US20260171625A1
0000 The present disclosure relates to a secondary battery having electrode plates made of composite substrates and a manufacturing method that facilitates the welding of a strip conductor. According to an aspect of the present disclosure, there is provided a secondary battery including an exterior material; an electrode assembly accommodated in the exterior material including an electrode plate in which a coated portion coated with an electrode material and an uncoated portion which is not coated with the electrode material are formed on a composite substrate including a polymer layer and a conductive layer, a conductive plate attached to the conductive layer of the uncoated portion of the electrode plate included in the electrode assembly, and a strip conductor welded to the conductive plate.
Resumen de: US20260171571A1
0000 A carrier framework for a battery pack includes: a frame including two pairs of opposing side beams; a cross beam connecting a first pair of the opposing side beams of the frame; and a stiffening beam fixed to a second pair of the opposing side beams of the frame and to the cross beam.
Resumen de: WO2026128218A1
A process is described to selectively coat an alkali metal or alkali metal alloy onto a battery electrode substrate. The process includes roughening at least a first portion of a substrate to a first average roughness range that prevents adherence of a coating comprising a molten lithium or other alkali metal or alkali metal alloy. The coating is adhered to a portion of the substrate that is not roughened to the first average roughness range and is not adhered to the first portion of the anode substate. The portion to which the coating does not adhere has an average roughness range that is between 0.3 microns and 10 microns.
Resumen de: DE102024138077A1
Die Erfindung betrifft einen Batteriepack (1) für ein Bearbeitungssystem (100), wobei der Batteriepack (1) eine Zellanordnung (2) aufweist sowie einen Gehäuseinnenraum (6) zum Aufnehmen der Zellanordnung (2) und ein den Gehäuseinnenraum (6) begrenzendes Gehäuse (7), wobei die Zellanordnung (2) eine Vorspanneinrichtung (8) aufweist, wobei die Vorspanneinrichtung (8) dazu ausgebildet ist, eine auf eine Festkörperbatteriezelle (3) der Zellanordnung (2) wirkende Vorspannkraft derart zu erzeugen, dass bei Ausdehnung des Gehäuses (7) relativ zu der Zellanordnung (2) die Vorspannkraft einen bestimmten Mindestwert nicht unterschreitet.
Resumen de: WO2026125892A1
A method for preparing a composite cathode active material includes: providing a carbon material having: a specific surface area of > 350 m2/g, a cumulative pore volume of > 0.34 cm3/g, and an ID/IG ratio of < 0.80, where the ID/IG ratio represents an intensity ratio of D band to G band in Raman spectroscopy; mixing the carbon material with a precursor source material for preparing a cathode active material having a formula of LiMPO4 to obtain a mixture, where an amount of the carbon material is in a range of 0.5 to 4 wt% based on a total weight of 1 mol of the cathode active material; adding the mixture into water to form a slurry; grinding the slurry, and spray drying the slurry to obtain a precursor material; and calcinating the precursor material to obtain the composite cathode active material.
Resumen de: WO2026127421A1
An apparatus for manufacturing an electrode assembly, according to an embodiment of the present invention, is an apparatus for manufacturing an electrode assembly in which electrodes are interposed between folds of a separator sheet that is folded in a zigzag manner. The manufacturing apparatus may comprise: a separator supply unit that supplies a separator sheet; an electrode supply unit that supplies electrodes onto the separator sheet; and a folding guide that guides the separator sheet to be folded to cover the electrodes. The folding guide may comprise: a main body extending parallel to the width direction of the separator sheet; and a through member protruding from the main body and forming a through hole in the separator sheet when the separator sheet is folded.
Resumen de: US20260171628A1
0000 The present invention provides a fixing structure for electrode tabs of battery cells in a pouch cell battery, comprising two bus structures with a battery cell module positioned therebetween. Each bus structure includes a support seat and multiple busbars, with each busbar forming a joining surface. Multiple first electrode tabs of the battery cell module pass through the support seat and are bent to form first bent tab portions contacting the respective joining surfaces, while multiple second electrode tabs pass through the support seat and are bent to form second bent tab portions contacting the respective first bent tab portions. Each first bent tab portion is positioned between the corresponding joining surface and second bent tab portion, with the sequentially contacting busbar, first bent tab portion, and second bent tab portion being welded together.
Resumen de: WO2026127703A1
The present specification relates to an electrode including an electrode active material, a conductive material including carbon nano-cables, and a binder, wherein the carbon nano-cables have an average diameter of 1.0 μm or less, and have, arranged in the longitudinal direction and the diameter direction and combined, a plurality of carbon nanotube units including single-walled carbon nanotubes and double-walled carbon nanotubes, and the carbon nanotube units have an average diameter of 1.8-4.0 nm and a diameter standard deviation of 0.30 or more. By including long carbon nano-cables with a high conductive path retention ability, the electrode has excellent resistance characteristics, thereby providing a secondary battery with improved output and lifespan characteristics.
Resumen de: WO2026127430A1
A battery device according to embodiments comprises: a housing accommodating a plurality of battery cells; an end cover coupled to one side of the housing and having an opening for discharging a gas generated from at least one of the plurality of battery cells; and a heat-resistant cover provided on the outside of the end cover, wherein the heat-resistant cover may comprise: a heat-resistant body coupled to the housing or the end cover; a venting portion which is connected to the heat-resistant body and covers at least partial region of the opening; and a cut portion disposed between the heat-resistant body and the venting portion.
Resumen de: WO2026123215A1
Provided in the present application are a modified lithium-rich manganese-based material and a preparation method therefor, and a positive electrode sheet and a secondary battery. The modified lithium-rich manganese-based material comprises a matrix, and a first coating layer, a second coating layer and a third coating layer sequentially arranged on the matrix; the matrix comprises a lithium-rich manganese-based material doped with an element M; the first coating layer comprises a lithium oxide containing an element M; the second coating layer comprises a metal phosphate and a solid electrolyte; and the third coating layer comprises a nano metal oxide.
Resumen de: US20260171591A1
A secondary battery, including an electrode assembly, a case accommodating the electrode assembly, and a cap plate covering an open portion of the case, wherein one of the case and the cap plate includes a vent part on an outer surface thereof, the vent part including a notch, the notch includes a first notch and a second notch, the first notch extends from a central portion of the vent part in a first direction, the second notch includes a first area extending from the central portion in the first direction, and a second area extending from the first area in a direction different from the first direction, and the first notch is inside the first area.
Nº publicación: WO2026127381A1 18/06/2026
Solicitante:
LG ENERGY SOLUTION LTD [KR]
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Resumen de: WO2026127381A1
The battery cell sizing device according to the present invention is a battery cell sizing device configured to be able to perform a sizing process by compressing a can housing of a battery cell in a vertical direction, the battery cell sizing device comprising: a support pusher supporting the lower portion of the can housing in the upward direction in a state where the support pusher is not in contact with a rivet terminal protruding from the lower portion of the can housing; a lifting pusher for pressing the lower portion of the can housing in the upward direction; a lowering pusher for pressing the upper portion of the can housing in the downward direction; and a beading guide member having an insertion support part of which at least a portion is inserted into a beading part of the can housing to be able to support at least a portion of the beading part, and an elastic support part elastically supporting the insertion support part in the vertical direction.
BOPI
Sede Electrónica
