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195
resultados
Última actualización
28/04/2026 [07:48:00]
Resumen de: US20260106205A1
A battery includes: a plurality of electrode sheets stacked in a specific direction and connected in series; and an outer frame made of resin and covering peripheries of the electrode sheets. The outer frame has a first hole extending from a surface of the outer frame in the specific direction through at least one of the electrode sheets to a specific electrode sheet out of the electrode sheets. A side surface of the first hole is covered with resin. The side surface of the first hole is a side surface extending in the specific direction.
Resumen de: WO2026079558A1
An all-solid-state battery includes a laminate having a first surface and a second surface opposing each other in a first direction, a third surface and a fourth surface opposing each other in a second direction intersecting the first direction, and a fifth surface and a sixth surface opposing each other in a third direction perpendicular to both the first and second directions. The laminate comprises a solid electrolyte layer, positive electrode layers, and negative electrode layers alternately stacked in the third direction with the solid electrolyte layer interposed therebetween. An exterior member is positioned on the third, fourth, fifth, and sixth surfaces of the laminate and comprises an insulating resin. The solid electrolyte layer, the positive electrode layer, and the negative electrode layer each have one end aligned with the third surface and the other end aligned with the fourth surface, forming a compact and structurally stable battery design.
Resumen de: US20260106314A1
A traction battery pack venting system includes a first group of battery cells, a second group of battery cells, and a vent chamber sandwiched between a first group of battery cells and the second group of battery cells. The first group of battery cells and the second group of battery cells are each configured to vent to the vent chamber.
Resumen de: WO2026079051A1
Provided is an electrode mixture for a sodium ion secondary battery, the electrode mixture making it possible to realize a high level of both electron conductivity and ion conductivity, and realize a high level of both cycle properties and output properties. The electrode mixture for a sodium ion secondary battery comprises: a positive electrode active substance containing sodium transition metal phosphate crystals that comprise Na, M (where M is at least one transition metal element selected from Cr, Fe, Mn, Co, V, and Ni), P, and O; and a conductive auxiliary agent containing fibrous carbon and granular carbon.
Resumen de: US20260106147A1
0000 In some example embodiments, a positive electrode active material includes a first positive electrode active material including a lithium cobalt-based composite oxide and having an average particle diameter (D<50>) of about 15 μm to about 20 μm; and a second positive electrode active material including a lithium nickel-cobalt-manganese-based composite oxide and having an average particle diameter (D<50>) of about 3 μm to about 10 μm; wherein the second positive electrode active material is included in an amount of about 10 wt % to about 25 wt % based on a total of 100 wt % of the first positive electrode active material and the second positive electrode active material, and in the lithium nickel-cobalt manganese-based composite oxide, based on 100 mol % of a total metal excluding lithium, a nickel content is about 55 mol % to about 60 mol % and a cobalt content is greater than or equal to about 20 mol %.
Resumen de: US20260106135A1
0000 A compound for use in a lithium, manganese-rich cathode for a Li-ion battery is Li<1.2>Ni<0.2>Mn<0.6>O<2 >triple doped with Na<+>, Co<3+>, and Mg<2+>. A lithium, manganese-rich cathode for an Li-ion battery includes the aforementioned compound. A lithium-ion battery includes an anode, a cathode, and an electrolyte, wherein the cathode is the aforementioned lithium, manganese-rich cathode.
Resumen de: US20260106235A1
0000 A controller is presented. The controller is configured for controlling a battery management system. The battery management system comprises a plurality of battery management subsystems in at least partially different voltage domains. The controller comprises a transceiver. The transceiver is configured for directly communicating with each battery management subsystem individually. Further, a battery management system and a method for controller controlling a battery management system are presented.
Resumen de: WO2026079622A1
A battery module according to the present invention for achieving the aforementioned objective may include: a cell frame for accommodating battery cells; a bracket mounted on the cell frame; a fixing member mounted on the bracket to fix a wire harness disposed above the bracket; and a fastening member for fastening the cell frame and the bracket.
Resumen de: WO2026079589A1
Provided are a vision inspection system and a vision inspection method, which measure a residual quantity of a separator of an electrode assembly assembled by winding a first electrode and a second electrode with the separator therebetween. The system comprises: a conveyor which extends in a proceeding direction and transfers the electrode assembly in the proceeding direction; a rotation device which is located at a first position and rotates the electrode assembly about a winding axis of the electrode assembly as a center of rotation; a sensor unit which detects a portion-to-be-detected included in the circumferential surface of the electrode assembly; a control unit for controlling the rotating device; and a first vision inspection device for measuring a residual length of a separator by photographing the circumferential surface of the electrode assembly.
Resumen de: WO2026079883A1
Provided are a positive electrode composite capable of suppressing the deterioration of battery characteristics, a positive electrode, an all-solid-state battery, and a method for manufacturing the positive electrode composite. A positive electrode composite for an all-solid-state battery according to an embodiment comprises a positive electrode active material, a solid electrolyte, a first conductive material, and a second conductive material having lower crystallinity than the first conductive material, wherein the first conductive material is abundantly distributed in the vicinity of the positive electrode active material.
Resumen de: WO2026077131A1
To solve the problem that the performance of lithium-ion batteries still needs to be improved, the present disclosure provides a lithium battery electrolyte and a lithium battery. The electrolyte comprises an organic solvent, a lithium salt, and an additive, wherein the additive comprises additive S having a structural general formula of Formula (I). The lithium battery electrolyte of the present disclosure exhibits excellent performance, being capable of improving the room-temperature cycling performance of lithium-ion batteries, suppressing gas generation after high-temperature storage, improving discharge efficiency at low temperatures, and also improving the room-temperature cycling performance of lithium-ion batteries at high voltages.
Resumen de: WO2026079624A1
The present invention relates to a winding core for manufacturing an electrode assembly and a method for manufacturing an electrode assembly using same, wherein the winding core is withdrawn without being accompanied by a separator or an electrode when withdrawing after completing the winding of the electrode assembly, thereby improving production yield. The winding core for manufacturing an electrode assembly, according to an embodiment of the present invention, winds a jellyroll-type electrode assembly. Here, the winding core includes a first winding core member, a second winding core member, and a spacer. The first core member and the second core member are disposed to face each other. The spacer is interposed between the first core member and the second core member to at least partially space the first core member and the second core member apart from each other.
Resumen de: WO2026079705A1
According to exemplary embodiments, a method for manufacturing a secondary battery is provided. The method comprises the steps of: accommodating an electrode assembly in a cell case, the electrode assembly including a cathode, an anode and a separator between the cathode and the anode, the cathode comprising a cathode current collector layer and a cathode active material layer, and the cathode active material layer comprising lithium iron phosphate and lithium iron oxide; and bonding a deoxidation sheet to the cell case.
Resumen de: US20260106469A1
0000 The present disclosure provides a charging and discharging system. The system includes a power device, a tray configured to contain a first battery group comprising a first set of batteries connected in series and a second battery group comprising a second set of batteries connected in series. The system also includes a charging and discharging control board electrically connected to the power device, the first battery group, and the second battery group. The charging and discharging control board includes a first bypass relay providing a first path for making a series connection between the first battery group and the power device and a second path for releasing the series connection between the first battery group and the power device. The system further includes a second bypass relay providing a third path for making a series connection between the second battery group and the power device and a fourth path for releasing the series connection between the second battery group and the power device.
Resumen de: US20260106159A1
The present application provides a lithium supplement, which includes a sulfide composite material including a first sulfide and a second sulfide doped in the first sulfide. The first sulfide includes lithium sulfide. The second sulfide is selected from a metal sulfide other than lithium sulfide, an organic sulfide, or a combination thereof.
Resumen de: DE102024003340A1
Die Erfindung betrifft ein Verfahren zum Laden einer Hochvolt-Batterie (20) eines elektrisch betreibbaren Fahrzeugs (10) an einer Ladeeinrichtung (30), wobei die Hochvolt-Batterie (20) beim Start eines Ladevorgangs, wenn die Hochvolt-Batterie (20) sich in einem für den Ladevorgang ungünstigen Temperaturbereich befindet, mit einem Stromprofil (40) geladen wird, welches einen Gleichstromanteil (42) und einen Wechselstromanteil (44) aufweist. Dabei wird der Wechselstromanteil (44) mindestens so lange beibehalten, bis die Hochvolt-Batterie (20) sich in einem für den Ladevorgang günstigen Temperaturbereich befindet.Die Erfindung betrifft ferner ein System (100) zum Laden einer Hochvolt-Batterie (20) eines elektrisch betreibbaren Fahrzeugs (10).
Resumen de: WO2026079266A1
Provided is a lithium secondary battery that improves charging/discharging characteristics. A lithium secondary battery according to the present invention comprises a positive electrode, a negative electrode, and an electrolyte solution. The electrolyte solution includes lithium ions, additional metal ions that are ions of a metal element that has a lower first ionization energy than lithium, and a fluoroalkyl ether. The concentration of the metal ions in the electrolyte solution is greater than 0 mol/L but no greater than 0.05 mol/L.
Resumen de: US20260106250A1
A sensing module, including a busbar holder, a slot passing through the busbar holder in a first direction, a first substrate on the busbar holder, a second substrate extending from the first substrate toward the slot, a temperature sensor connected to the second substrate, a first protective member connected to the second substrate, the first protective member surrounding the temperature sensor, and a support member supporting the first protective member inside the slot.
Resumen de: US20260104441A1
Methods and systems for monitoring battery consumption for a heavy machine such as used in mining, construction, agriculture, and/or industrial applications is disclosed. The energy usage monitoring system for a heavy machine comprises an energy storage providing electrical energy to at least one motor in an electrical circuit; a current sensor placed along the electrical circuit and measuring a plurality of current measurements of a current of the electrical circuit; and a controller receiving the current measurements. The controller and/or method determines a start time and an end time of a task performed by the heavy machine; stores the current measurements during the task; and determines an amount of energy consumed during the task from the current measurements.
Resumen de: WO2026079687A1
The present invention relates to a clamping device, and the clamping device according to an aspect of the present invention forms the upper portion of a cylindrical case in which an electrode assembly is accommodated, and comprises: a movable block; an actuator capable of moving the movable block; a fixed block which is fixed at one side of the movable block so as to restrict the moving distance of the movable block; a support frame which can move in the vertical direction according to the movement of the movable block; and a forming unit which is supported by the support frame and can form the upper portion of the case.
Resumen de: DE102024209946A1
Verfahren zum Laden eines ersten elektrochemischen Energiespeichers (201) eines elektrisch antreibbaren Fahrzeugs (200) mittels mindestens eines zweiten elektrochemischen Energiespeichers (202) des elektrisch antreibbaren Fahrzeugs (200).
Resumen de: WO2026079219A1
A secondary battery negative electrode (12) is characterized in that: included are a negative electrode current collector (40) and a negative electrode mixture layer (42) that is provided on the negative electrode current collector (40); the negative electrode mixture layer (42) includes a first negative electrode mixture layer (42a) containing a first negative electrode active material and a first binder, and includes a second negative electrode mixture layer (42b) containing a second binder and a second negative electrode active material containing graphite coated with amorphous carbon; the first negative electrode mixture layer (42a) is disposed on the negative electrode current collector (40)-side; the second negative electrode mixture layer (42b) is disposed on the surface side of the negative electrode mixture layer (42); in the second negative electrode mixture layer (42b), the contained amount of graphite coated with amorphous carbon is 50 mass% or more with respect to the total mass of the second negative electrode active material; and the Young's modulus of the second binder in the second negative electrode mixture layer (42b) is greater than the Young's modulus of the first binder in the first negative electrode mixture layer (42a).
Resumen de: WO2026078225A1
An anode material for use in the anode of a secondary cell, wherein the anode material comprises processed natural graphite, and wherein the processed natural graphite has a primary particle size of from 30 to 500nm, and comprises pores with an average pore diameter, calculated as a volume average, of from 30 to 300nm, and further has a pore size distribution such that the pores with a diameter less than 1000nm provide a pore volume that is 10% or less of the total pore volume. The material enables a fast charge performance to be obtained that is comparable to that of artificial graphite.
Resumen de: WO2026079811A1
The technical idea of the present invention provides a battery device comprising: a housing having an inner space accommodating battery cells; venting valves mounted on the housing and configured to discharge gas to the outside; and a valve protection cover disposed on an inlet side of the venting valves facing the inner space of the housing, wherein the valve protection cover includes: a front wall facing the inlets of the venting valves; and a circumferential wall extending along the circumference of the front wall and including venting holes.
Nº publicación: WO2026076609A1 16/04/2026
Solicitante:
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED [CN]
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\u9999\u6E2F\u6642\u4EE3\u65B0\u80FD\u6E90\u79D1\u6280\u6709\u9650\u516C\u53F8
Resumen de: WO2026076609A1
Provided are a secondary battery (10), a preparation method therefor, and an electric device, belonging to the technical field of batteries. During preparation of the secondary battery (10), an additive is added to a positive electrode active material, and when mixed with the positive electrode active material, the additive can absorb some of the moisture in the positive electrode active material. In addition, a baking process facilitates further removal of water, which is beneficial to reducing the water content in the secondary battery (10) so as to improve the cycle life of the battery.
BOPI
Sede Electrónica
