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759
resultados
Última actualización
14/10/2026 [07:52:00]
Resultados 150 a 175 de 759
Resumen de: WO2026208297A1
Provided in the present application are a battery cluster and an energy storage system. The battery cluster comprises a plurality of battery cells, a battery rack and a junction box. The battery rack is internally provided with a functional chamber and a plurality of battery chambers. The junction box is arranged in the functional chamber and a box body thereof is internally provided with a high-voltage region and a low-voltage region; a high-voltage circuit assembly is located in the high-voltage region and is electrically connected to the plurality of battery cells and a converter; and a low-voltage circuit assembly is located in the low-voltage region and is electrically connected to the high-voltage circuit assembly and a battery management system. The plurality of battery cells are respectively arranged in the plurality of battery chambers.
Resumen de: WO2026208315A1
Provided in the embodiments of the present application are an energy storage device, an energy storage system, and a charging network. The energy storage device comprises: a housing; an energy storage unit arranged in the housing; a detector arranged in the housing, the detector comprising at least two integrated elements selected from a smoke detection element, a temperature detection element, a hydrogen detection element, a carbon monoxide detection element, and a volatile organic compound detection element; and a fire-fighting assembly arranged in the housing and providing a fire-fighting medium to the energy storage unit in response to a detection condition of the detector. The detector integrates a plurality of detection elements, has a relatively reduced volume and a plurality of detection functions, can more comprehensively evaluate the environmental condition, improve detection accuracy and reliability, reduce false alarms, and provide early warning of hazardous substances, thereby improving the safety. The detector can further be linked with the fire-fighting assembly, so that when a fire occurs, the fire-fighting assembly can respond quickly and accurately, adopt measures, and protect personnel and facilities.
Resumen de: US20260308956A1
A door lock device of an energy storage device for a door coupled to a main body of a case of the energy storage device may include a bracket disposed on the door, and a rod bar assembly movably disposed on the main body of the case, wherein the rod bar assembly may include a rod bar slidably disposed on the main body of the case, and a lock bracket disposed on the rod bar and configured to move together with the rod bar to restrain and release the bracket disposed on the door.
Resumen de: WO2026212090A1
A method for diagnosing the process capacity of a secondary battery according to the present invention comprises: a step for storing charge capacity data including a discharge capacity measured at an arbitrary discharge temperature and a charge capacity at the time of a shipping charge; a step for deriving a correction formula for correcting to a process capacity at a specific temperature through a regression analysis of the charge capacity data; and a step for determining, on the basis of correction profiles for a plurality of correction coefficients included in the correction formula, the suitability of the correction coefficients.
Resumen de: WO2026211159A1
Provided is a method for producing a sulfide solid electrolyte, the method comprising: firing a raw material-containing substance; using a grinder to wet-grind a sulfide solid electrolyte obtained by the firing and a solvent, thus obtaining a sulfide solid electrolyte slurry; and drying the sulfide solid electrolyte slurry by using an airflow dryer.
Resumen de: WO2026212321A1
The present specification provides a positive electrode active material, a positive electrode, and a lithium secondary battery, the positive electrode and the lithium secondary battery including the positive electrode active material, wherein the positive electrode active material includes a lithium iron phosphate manganese-based compound having a bimodal particle size distribution, a frequency particle size distribution curve having the particle size (µm) of the lithium iron phosphate manganese-based compound as the x-axis and the volume fraction (vol %) for each particle size as the y-axis includes a first convex portion, a second convex portion, and a concave portion provided between the first convex portion and the second convex portion, the volume fraction at the maximum point of the first convex portion is greater than the volume fraction at the maximum point of the second convex portion, and the value calculated by Equation 1 is 90% or less.
Resumen de: WO2026212134A1
An electronic device according to an embodiment of the present disclosure may comprise a memory including at least one instruction, and a processor operatively connected to the memory, wherein the processor may execute the at least one instruction to: acquire first process data on the basis of a first process performed on a plurality of semi-finished cells; acquire second process data on the basis of a second process performed on the plurality of semi-finished cells, wherein the second process is performed after the first process; match the first process data and the second process data in semi-finished cell units; and display a user interface including the first process data and the second process data.
Resumen de: WO2026211019A1
This secondary battery management method has a first step, a second step, and a third step. In the first step, material information relating to a material of a secondary battery to be managed is acquired. In the second step, history information relating to a use history of the secondary battery is acquired. In the third step, material amount information relating to an available material amount is calculated on the basis of the material information and the history information. The material information is information on a component and a content of a positive electrode material included in the secondary battery.
Resumen de: WO2026208552A1
A battery pack and an energy storage device. The battery pack comprises a conductive busbar, a circuit board, an electrical connecting member, and a plurality of battery cells. The conductive busbar is connected to poles of at least two battery cells. The circuit board has a first side and a second side opposite to each other. The conductive busbar is located on the first side. The circuit board is provided with a through hole running through the first side and the second side. The electrical connecting member comprises a first connecting portion, a second connecting portion, and a blocking portion provided between the first connecting portion and the second connecting portion. The first connecting portion is connected to the conductive busbar. The second connecting portion passes through the through hole. The blocking portion is configured to be pressed against the circuit board and covers the opening of the through hole on the first side.
Resumen de: WO2026208397A1
A battery device, an energy storage device, an energy storage system and a charging network. The battery device comprises: a plurality of battery cells, a wall portion of a casing of each battery cell being provided with a pressure relief mechanism; a discharge line, the discharge line comprising a gas collecting pipe, the gas collecting pipe comprising a first area and a plurality of second areas, the first area and the second areas being arranged opposite each other in the direction of thickness of the wall portion, the second areas being second through holes or weakened areas, and the plurality of second areas corresponding to the pressure relief mechanisms of the plurality of battery cells on a one-to-one basis, such that emissions discharged by the plurality of pressure relief mechanisms enter the gas collecting pipe through the second areas; and a heat insulation member, the heat insulation member covering the first area. The battery device, energy storage device, energy storage system and charging network in the embodiments of the present application can improve the reliability and stability of the battery device.
Resumen de: WO2026208435A1
Disclosed in the embodiments of the present application are a battery device, an energy storage device, an energy storage system and a charging network. The battery device comprises: a plurality of battery cells, the battery cells being provided with pressure relief mechanisms; and a discharge pipeline, wherein the discharge pipeline is provided with a plurality of pressure relief holes corresponding to the pressure relief mechanisms of the plurality of battery cells on a one-to-one basis, such that substances discharged from the pressure relief mechanism enter the discharge pipeline through the pressure relief holes and are then discharged out of the discharge pipeline, and the discharge pipeline comprises a buffer portion. The battery device, the energy storage device, the energy storage system, and the charging network in the embodiments of the present application can improve the reliability and stability of the battery device.
Resumen de: US20260312194A1
The present disclosure discloses a top cover assembly and a battery. The top cover assembly includes a cover plate and a fitted assembly. The cover plate has a through hole extending through a first side and a second side, the first side and the second side being opposite sides of the cover plate. The fitted assembly includes a pole, a first insulation member, and a metal sleeve. The pole passes through the through hole and protrudes from the first side. The first insulation member is disposed around the pole and located at the first side of the cover plate. The metal sleeve is disposed around the pole and at least partially located at the first side of the cover plate. The metal sleeve is connected to the first insulation member. The first insulation member is disposed between the metal sleeve and the pole.
Resumen de: WO2026212097A1
The present invention provides a press device for secondary batteries, which sequentially presses a plurality of unit materials that are continuously supplied, the press device comprising: a press unit that contacts the unit materials in the vertical direction; and a control unit that controls rotation of the press unit, wherein the control unit controls the press unit to swing forward and backward within a certain angle range around a shaft unit of the press unit, wherein when the center of the unit material is aligned with the center of the press unit, the unit material moves forward and backward once by a predetermined distance in the transfer direction of the unit material and then moves forward again so as to be realigned with the center of the press unit, and wherein the press unit presses the unit material while rotating in the same direction as the movement direction of the unit material.
Resumen de: US20260312239A1
A wiring module configured to be attached to a plurality of power storage elements includes: busbars configured to be connected to electrode terminals of the power storage elements; wiring members; electronic component units; and a protector that holds the busbars, the wiring members, and the electronic component units, wherein each of the electronic component units includes: a first terminal configured to be electrically connected to the corresponding busbar; a second terminal configured to be electrically connected directly or indirectly to the corresponding wiring member; a resin part configured to cover a part of the first terminal and a part of the second terminal; and an electronic component, the resin part maintains a distance between the first terminal and the second terminal, the first terminal includes a first connection portion exposed from the resin part, the second terminal includes a second connection portion exposed from the resin part.
Resumen de: WO2026207925A1
A scraping device for a coating of an electrode plate (70) and a layer-by-layer scraping method for a coating of an electrode plate (70). The scraping device comprises a roller (80), a scraper (20) located on one side of the surface of the roller (80), and a tensioning structure located on the other side of the surface of the roller (80), a force value sensor, a feed driving structure, a distance sensing structure, and a scraping driving structure, wherein after the electrode plate (70) bypasses the surface of the roller (80), the tensioning structure fixes an end of the electrode plate (70) and applies a pulling force thereto; and the force value sensor is configured to monitor and feed back the pulling force applied by the tensioning structure; the feed driving structure drives an edge of the scraper (20) to penetrate the coating of the electrode plate (70); the distance sensing structure is configured to measure the distance between the scraper (20) and the coating of the electrode plate (70); and the scraping driving structure is configured to drive the scraper (20) and the electrode plate (70) to rotate relative to each other with the axis of the roller (80) as the center, thereby realizing the scraping of the coating.
Resumen de: WO2026208464A1
Provided in the present application are a nickel-iron alloy foil and a preparation method and device therefor, a battery and an electrical device. The preparation method for the nickel-iron alloy foil comprises the following steps: providing an insoluble anode, an electroplating solution and a cathode, and performing electroplating treatment to form a nickel-iron alloy film layer on the surface of the cathode, a main salt of the electroplating solution comprising a divalent nickel salt and a divalent iron salt; during the electroplating process, circulating the electroplating solution, the electroplating solution being subjected to reduction treatment and filtration treatment during the circulation process, so that the concentration of ferric ions in the electroplating solution is ≤1 g/L; and separating the nickel-iron alloy film layer from the surface of the cathode to obtain the nickel-iron alloy foil. The preparation method can prepare the nickel-iron alloy foil having a more uniform thickness and good strength and bending resistance, and can also continuously and efficiently prepare long coils.
Resumen de: US20260312012A1
A negative electrode active material, a negative electrode including the negative electrode active material, and a method for manufacturing the negative electrode active material are disclosed. The negative electrode active material may include a core and a carbon coating layer on the core. The core may include a porous support including a plurality of pores and a silicon on a surface of the porous support. The plurality of pores may include micro pores. A volume ratio of the micro pores of the porous support may be about 50% to about 100% relative to (e.g., based on) a total pore volume of the porous support. The porous support may include a first amorphous (e.g., non-crystalline) carbon, and the silicon may include an amorphous (e.g., non-crystalline) silicon.
Resumen de: DE102026109424A1
Die vorliegende Offenbarung stellt eine Dichtungsstruktur (112) zum Abdichten einer Entlüftung (106) einer Batteriebaugruppe (100) bereit. Die Dichtungsstruktur (112) weist eine Dichtungsschicht auf, die ein zerreißbares Material aufweist, das sich intakt über die Dichtungsstruktur hinweg erstreckt. Die Dichtungsschicht (112) ist dazu ausgelegt, bei Druckausübung auf die Dichtungsschicht (112) zu zerreißen und einen Fluidweg zu öffnen.
Resumen de: DE102026113901A1
Die Ausführungsbeispiele der vorliegenden Offenbarung stellen ein Verfahren, eine Vorrichtung und ein System zum Integrieren von Batteriepacks sowie ein Batteriepack bereit. In dem Verfahren zum Integrieren von Batteriepacks wird ein Zellmodul mit einem Modulträgerrahmen zum Bilden einer Zellmodul-Trägerrahmen-Einheit, um eine Zellmodul-Trägerrahmen-Einheit zu bilden, wobei das Zellmodul mindestens eine Gruppe von in einer Reihenfolge angeordneten Zellen umfasst; mehrere Gruppen von Zellmodul-Trägerrahmen-Einheiten werden parallel verbunden, sodass parallel verbundene Modulträgerrahmen einen Rahmen für einen Batterieträger bilden, um den Batterieträger zu montieren; und ein integriertes Batteriepack wird auf Basis des Batterieträgers und der darin fixierten Zellmodule montiert.
Resumen de: WO2026208322A1
A solid-state battery and a manufacturing method therefor, and an electric device. The solid-state battery comprises a positive electrode sheet, a negative electrode sheet and a solid-state electrolyte membrane, wherein the solid-state electrolyte membrane is located between the positive electrode sheet and the negative electrode sheet; the solid-state electrolyte membrane comprises first solid-state electrolyte particles and second solid-state electrolyte particles, and the volume mean diameter Dv50 of the first solid-state electrolyte particles is less than the volume mean diameter Dv'50 of the second solid-state electrolyte particles; and the Young's modulus E of the solid-state electrolyte membrane is 23 GPa to 30 GPa. The solid-state battery has good reliability and cycle performance.
Resumen de: WO2026208318A1
A solid-state electrolyte and a preparation method therefor, a solid-state battery cell, a battery device and an electric device. The solid-state battery cell comprises a positive electrode sheet, a negative electrode sheet, and a solid-state electrolyte membrane located between the positive electrode sheet and the negative electrode sheet, wherein the solid-state electrolyte membrane comprises a solid-state electrolyte, and the solid-state electrolyte comprises an inorganic solid-state electrolyte material and an additive. The dielectric constant of the additive is 1.5-5. On the basis of the total mass of the electrolyte, the mass content of the additive in the solid-state electrolyte is greater than 0 and less than or equal to 1000 ppm. The volume distribution particle size Dv50 of the solid-state electrolyte is 0.1-5 μm. The ionic conductivity of the solid-state electrolyte is 1-10 mS/cm. The provided solid-state battery cell has improved cycle performance.
Resumen de: WO2026208339A1
The present application relates to the technical field of negative electrode materials for batteries, and discloses a negative electrode material and a secondary battery. The negative electrode material comprises an active material which comprises silicon, oxygen and a metal element M. The negative electrode material has a magnetoelectric property. In the case of an electromagnetic wave frequency of 1-18 GHz, the magnetoelectric property X of the negative electrode material satisfies: 0.5dB•mm-1≤X≤5dB•mm-1. The magnetoelectric property X is calculated by means of the following formula: X=-RLmin/d, wherein RLmin represents the minimum reflection loss of electromagnetic waves in a test material, d represents the thickness of the test material, and the test material comprises the negative electrode material. The negative electrode material of the present application exhibits good cycle performance and rate performance.
Resumen de: WO2026208598A1
A battery cell insulation test device, comprising a restraining tray (10) and an insulation test mechanism (20); the restraining tray (10) comprises supports (101), and insulating members (102) and metal members (103) which are arranged between the supports (101), two adjacent insulating members (102) being spaced apart from each other to form an accommodating space therebetween for arranging a battery cell (30) to be tested, and a metal member (103) being located on the side of each insulating member (102) facing away from the accommodating space; the restraining tray (10) stably fixes the battery cell (30) to be tested in the accommodating space, so as to ensure test accuracy and stability; the insulation test mechanism (20) comprises a tester (201), and first electrical connectors (202) and second electrical connectors (203) which are electrically connected to the tester (201), wherein each first electrical connector (202) is in contact with a housing of a battery cell (30) to be tested, and each second electrical connector (203) is in contact with a metal member (103) close to any side of the battery cell (30) to be tested. Thus, a resistance or current between the housing of each battery cell (30) and a metal member (103) can be quickly and accurately measured, thereby efficiently determining whether the insulation performance of the battery cell (30) is good, helping to find insulation defects in a timely manner and improving production efficiency and product quality.
Resumen de: US20260311995A1
0000 A method of making a lithium metal oxide film is disclosed. The method includes wet annealing the lithium metal oxide film in a first phase at a first temperature of 450-750° C. for a first length of time (e.g., at least 0.1 hour), in a first oxygen-containing atmosphere further containing a first concentration or amount of water vapor. The first concentration or amount of water vapor is >0, and the metal in the lithium metal oxide is selected from cobalt, manganese, nickel, titanium and iron. The method may further include a second wet annealing phase, conducted at a second temperature for a second length of time, in a second oxygen-containing atmosphere further containing a second concentration or amount of water vapor. The method may further include dry annealing the lithium metal oxide film at a third temperature for a third length of time, in a third oxygen-containing atmosphere in the absence of water vapor.
Nº publicación: US20260312051A1 08/10/2026
Solicitante:
TOYOTA JIDOSHA KK [JP]
TOYOTA JIDOSHA KABUSHIKI KAISHA
Resumen de: US20260312051A1
0000 The present disclosure relates to a cathode active material. The cathode active material includes a primary particle and a coating. The primary particle includes an olivine phosphate compound. The coating covers at least part of a surface of the primary particle. The coating includes carbon. A trifluoromethyl group is detected by X-ray photoelectron spectroscopy.
BOPI
Sede Electrónica
