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COOLING ARRANGMENT, ENERGY STORAGE DEVICE AND APPARATUS COMPRISING SAME

Resumen de: US20260246005A1

0000 A cooling arrangement, an energy storage device, in particular an electrochemical battery for an apparatus, and an apparatus, in particular a vehicle, such as an aircraft. For cooling down an energy storage device, such as an electrochemical battery in an apparatus, in particular a vehicle, such as an aircraft, the cooling arrangement includes at least one compressing device for providing a cooling medium and/or cooling agent for cooling down the energy storage device and/or quenching exhausts, respectively, which may be produced due to a technical failure of at least one energy storage unit of the energy storage device, wherein the compressing device is configured to be at least partly driven by the exhausts.

SILICON-CARBON PARTICLE, NEGATIVE ELECTRODE PLATE, AND BATTERY

Resumen de: US20260242294A1

0000 The present disclosure relates to the technical field of batteries, and specifically to silicon-carbon particles, a negative electrode plate, and a battery. The present disclosure provides silicon-carbon particles, wherein the surface of the silicon-carbon particles has recessed portions; the number N of the recessed portions on the surface of the silicon-carbon particles is ≥1; the diameter of the recessed portions is 0.05 μm-5 μm; the depth of the recessed portions is 10 nm-μm. By providing recessed portions on the surface of the silicon-carbon particles, the present disclosure is beneficial for improving the cycling stability and expansion performance of silicon-based negative electrode materials.

BATTERY PACK, NEW ENERGY EQUIPMENT, FIRE EXTINGUISHING METHOD AND SYSTEM FOR THE BATTERY PACK, AND READABLE STORAGE MEDIUM

Resumen de: AU2025355974A1

A battery pack, a new energy device, a fire-extinguishing method and system for a battery pack, and a readable storage medium, which relate to the technical field of new energy batteries and are used to improve the reliability of battery packs during use. The battery pack comprises a case assembly (1), a cell assembly (2), a first-stage fire-extinguishing assembly (3) and a second-stage fire-extinguishing assembly (4). The case assembly (1) comprises an accommodating cavity (11) and a fire-extinguishing agent injection port (12) in communication with the accommodating cavity (11). The cell assembly (2) is mounted in the accommodating cavity (11). The first-stage fire-extinguishing assembly (3) is mounted in the accommodating cavity (11), and the first-stage fire-extinguishing assembly (3) is configured to extinguish a fire on the cell assembly (2). The second-stage fire-extinguishing assembly (4) is mounted outside the case assembly (1) and is in communication with the fire-extinguishing agent injection port (12), and the second-stage fire-extinguishing assembly (4) is configured to spray a fire-extinguishing agent onto the cell assembly (2) in the accommodating cavity (11). In the technical solution, a two-stage fire-extinguishing assembly is used, thus improving the fire-extinguishing effect. In addition, the battery pack can adapt to battery systems of different sizes, with a high level of universality, thereby greatly reducing research and development and design costs.

POSITIVE ELECTRODE FOR SECONDARY BATTERY AND SECONDARY BATTERY COMPRISING THE SAME

Resumen de: US20260245958A1

0000 The present invention relates to a positive electrode for a secondary battery and a secondary battery comprising the same, and more specifically, to a positive electrode for a secondary battery comprising a first positive electrode layer and a second positive electrode layer.

LITHIUM-ION BATTERY CELL AND RELATED PREPARATION METHOD, BATTERY AND ELECTRIC DEVICE

Resumen de: WO2026170966A1

A lithium-ion battery cell and a related preparation method, a battery, and an electric device. Provided is a lithium-ion battery cell, comprising a positive electrode sheet, the positive electrode sheet comprising a lithium-rich manganese-based positive electrode material. The lithium-rich manganese-based positive electrode material comprises spheroids formed by agglomeration of primary particles and needle-shaped clusters formed by linear arrangement of primary particles, and the needle-shaped clusters are radially distributed on the surface of the spheroid. The spheroids have a diameter of 1 μm-5 μm, and the needle-shaped clusters have a length of 1 μm-7 μm. The lithium-rich manganese-based positive electrode material in the lithium-ion battery cell has a special radial morphology. By appropriately controlling the spheroid diameter and needle-shaped cluster length of the lithium-rich manganese-based positive electrode material, the specific surface area of the lithium-rich manganese-based positive electrode material can be increased, facilitating the rapid intercalation and deintercalation of lithium ions, and improving the diffusion rate of lithium ions, thereby improving the rate performance of the lithium-ion battery cell.

Vehicle mounting structure for energy storage apparatus

Resumen de: AU2025283688A1

VEHICLE MOUNTING STRUCTURE FOR ENERGY STORAGE APPARATUS A vehicle mounting structure for an energy storage apparatus including: an energy storage cell in which a vertical wall extending in a vehicle up and down direction is disposed on an end portion thereof in a first direction orthogonal to the vehicle up and down direction; an upper cover disposed above the energy storage cell; a panel member disposed above the upper cover; and an elastic member that is disposed between the upper cover and the panel member and is disposed overlapping the vertical wall as viewed from the vehicle up and down direction. VEHICLE MOUNTING STRUCTURE FOR ENERGY STORAGE APPARATUS direction. ec e c ec e c

Storage battery apparatus and storage battery apparatus vehicle mounting structure

Resumen de: AU2026200005A1

A storage battery apparatus that suppress effects on the storage battery apparatus interior caused by the application of a load from outside, while restraining an increase in weight of the storage battery apparatus. The storage battery apparatus includes storage cells, a first cover disposed below the storage cells, a second cover disposed below the first cover, and a first fiber-containing resin member. The first fiber-containing resin member is in contact with at least one of the first cover or the second cover, and is disposed to be superposed with the storage cell as seen in a vertical direction. STORAGE BATTERY APPARATUS AND STORAGE BATTERY APPARATUS VEHICLE MOUNTING STRUCTURE STORAGE BATTERY APPARATUS AND STORAGE BATTERY APPARATUS an a n ********** an a n

BATTERY PACK

Resumen de: US20260246027A1

0000 A battery pack is provided and includes a battery unit. The battery unit includes multiple batteries and one or more heat-absorbing members. For example, the one or more heat-absorbing members each include a heat-absorbing agent and a housing body housing the heat-absorbing agent. The one or more heat-absorbing members each extend in an axial direction of the batteries, and are each disposed to be adjacent to at least two of the batteries. The battery unit further includes a battery holder, a first tab, and a second tab. The battery holder holds the batteries. The first tab is coupled to a terminal on one end side of each of the batteries. The second tab is coupled to a terminal on another end side of each of the batteries. The first tab is provided to cover, when the battery unit is viewed in the axial direction of the batteries, one end of each of the one or more heat-absorbing members. The second tab is provided to cover, when the battery unit is viewed in the axial direction of the batteries, another end of each of the one or more heat-absorbing members.

HARD CARBON MATERIAL AND PREPARATION METHOD THEREFOR, AND SECONDARY BATTERY AND ELECTRIC APPARATUS

Resumen de: AU2024432901A1

Provided in the present disclosure are a hard carbon material and a preparation method therefor, and a secondary battery and an electric apparatus. An XRD diffraction pattern of the hard carbon material includes a first diffraction peak, the first diffraction peak being located at a position where 2θ=26±0.5°.

BATTERY ASSEMBLY AND BATTERY PACK INCLUDING THE SAME

Resumen de: US20260246021A1

0000 A battery assembly according to certain aspects of the present disclosure comprises: a battery cell stack in which a plurality of battery cells are stacked; a fixed frame that covers at least a part of the battery cell stack; an outer frame in which the battery cell stack and the fixed frame are housed; and an inlet and an outlet configured to circulate a coolant into the outer frame.

BATTERY MODULE, AND BATTERY PACK

Resumen de: US20260246048A1

0000 Provided are a battery module and a battery pack that have highly waterproof property and can maintain storage of a battery in an accommodating portion even when vibration or impact is applied. A battery module 10 of the present disclosure includes a cylindrical battery 11 and a battery holder 20 that is an integrated product made of an elastic body and accommodates and holds the battery 11. The battery holder 20 has an accommodating portion 21 that accommodates the battery 11, and has an extension part 22 extending toward an axis AX of the battery 11 and an opening 23 surrounded by the extension part 22 at both ends of the accommodating portion 21.

CASING TRANSFER DEVICE AND BATTERY PRODUCTION APPARATUS

Resumen de: WO2026170821A1

The present application relates to a casing transfer device and a battery production apparatus. The casing transfer device comprises a conveying assembly and an aligning assembly. The aligning assembly comprises blocking edges and driving members, wherein the blocking edges enclose an aligning channel for casings to pass through, and the aligning channel tapers from a feeding end to a discharge end. The portion of the aligning channel at the discharge end may be configured to have a size comparable to that of a single casing. The plurality of housings taken in a full-tray manner are first placed on a bearing surface of the conveying assembly, and are driven by the conveying assembly to be conveyed from the feeding end to the discharging end. During conveyance by the conveying assembly, the plurality of casings pass through the aligning channel, and can converge toward the middle of the aligning channel under the action of the blocking edges. Moreover, the driving members can cause the casings to vibrate by driving the blocking edges to vibrate, thereby preventing the casings from being stuck in the aligning channel. Therefore, in the process of passing through the aligning channel, the plurality of casings will be gradually aligned into a single row under the guidance and vibration of the blocking edges, and finally output from the discharge end.

NEGATIVE ACTIVE MATERIAL, METHOD FOR MANUFACTURING SAME, NEGATIVE ELECTRODE COMPOSITION, NEGATIVE ELECTRODE COMPRISING SAME FOR LITHIUM SECONDARY BATTERY, AND LITHIUM SECONDARY BATTERY COMPRISING NEGATIVE ELECTRODE

Resumen de: US20260245879A1

A negative electrode active material, a method for manufacturing the same, a negative electrode composition, a negative electrode for a lithium secondary battery including the same, and a lithium secondary battery including the negative electrode. The negative electrode active material includes a lamellar structure silicon-based active material of Formula 1:where x has a range of >0 to <100 in atomic weight %, and M includes one or more selected from among Al, Ni, Co, Ti, Mn, Cu, Cr, Fe, Zr. Ag, and Au; and the lamellar structure silicon-based active material satisfies Formulas 2 and 3:10⁢nm≤Y≤1⁢μmFormula⁢210⁢nm≤X≤1⁢μmFormula⁢3where X refers to a size of primary silicon of the lamellar structure silicon-based active material, and Y refers to an interlamellar spacing of the lamellar structure silicon-based active material.

BUMP PREPARATION APPARATUS, BATTERY PRODUCTION SYSTEM, AND WINDING METHOD

Resumen de: US20260241434A1

0000 A bump preparation apparatus includes a bump preparation mechanism and a compacting mechanism that are sequentially arranged along a conveying direction of a first material, where the bump preparation mechanism is configured to prepare overpressed bumps on the first material, a height of each overpressed bump is greater than a height of a preset bump, the preset bump is a bump required by the first material, and the compacting mechanism is configured to apply a pressure to the overpressed bumps toward a main body portion of the first material, such that a thickness of the first material reaches a preset value.

Storage battery apparatus

Resumen de: AU2025287366A1

STORAGE BATTERY APPARATUS A storage battery apparatus that suppresses effects on the storage battery apparatus interior caused by the application of a load from outside, while restraining an increase in weight of the storage battery apparatus. The storage battery apparatus is provided with plural storage cells, a first cover disposed below the storage cells, and a second cover disposed below the first cover. A first resin member is provided that is disposed to extend in a first direction between the first cover and the second cover. The first resin member is in contact with the first cover, and the first resin member is in contact with the second cover. STORAGE BATTERY APPARATUS in a first direction between the first cover and the second cover. The first resin member is in ec e c ********** ********* ec e c

TECHNIQUES FOR CONTAINING BATTERY THERMAL RUNAWAY

Resumen de: AU2026200424A1

-18- Techniques are disclosed for shielding a device or a region external to the device from fire or heat generated by one or more batteries. For example, such shielding may prevent the device or the region from exposure to temperatures more than a first threshold level. Optionally, thermal insulating material can be disposed on or around portions of the device, including each battery. Optionally, different techniques may be combined. an a n 2- 2- 6- 6- 6- 6- 102-2 102-1 106-1 106-4 106-2 106-3 an a n

Power storage module and power storage module manufacturing method

Resumen de: AU2025283687A1

POWER STORAGE MODULE AND POWER STORAGE MODULE MANUFACTURING METHOD A power storage module according to an aspect of the present disclosure comprises a power storage cell equipped with an electrode terminal, and a conductive member comprising an electrical connection section to be connected to the electrode terminal. When viewed along a direction in which the conductive member and the electrode terminal oppose each other, the electrical connection section comprises a first portion at which a peripheral edge portion thereof is positioned further inside than a peripheral edge portion of the electrode terminal, and a second portion positioned further outside than the peripheral edge portion of the electrode terminal. POWER STORAGE MODULE AND ec e c a n e l e c t r i c a l c o n n e c t i o n s e c t i o n t o b e c o n n e c t e d t o t h e e l e c t r o d e t e r m i n a l h e n v i e w e d t h e e l e c t r o d e t e r m i n a l Ep Ep ec e c p p

ELECTROLYTE-ELECTRODE STACK AND METHODS FOR PRODUCING THEREOF

Resumen de: US20260244061A1

The present disclosure relates to electrolyte-electrode stacks useful for dynamic reversible metal electrodeposition (RME) applications. The disclosed stack comprises a thin polymeric film substrate with a patterned metallic electrode disposed on it and a gel polymer electrolyte (GPE) layer in contact with the electrode. The stack can be manufactured through continuous roll-to-roll (R2R) processes, enabling efficient large-scale production. The stack may be stored in rolled form and applied as a single prefabricated component, simplifying device assembly and reducing manufacturing complexity.

BATTERY PACK MOUNTING GUIDE RAIL AND ENERGY STORAGE CONTAINER

Resumen de: AU2024457934A1

The present application provides a battery pack mounting guide rail and an energy storage container. The battery pack mounting guide rail is applied to an energy storage container and comprises: a support portion; a connecting portion connected to the support portion and forming an L-shaped structure; and a first limiting portion protruding from the connecting portion and arranged opposite the support portion, wherein the support portion, the connecting portion and the first limiting portion together define a limiting cavity, and the limiting cavity is configured to limit and fix a battery pack.

BATTERY CELL, BATTERY, AND ELECTRIC DEVICE

Resumen de: US20260246068A1

A battery cell, a battery, and an electric device are disclosed. The battery cell includes a housing and a pressure relief component; the housing includes a first wall portion, and the pressure relief component is arranged on the first wall portion. The pressure relief component is provided with a first groove. The first groove is recessed from a first surface in a thickness direction of the first wall portion towards a second surface. The first groove defines at least one predetermined pressure relief area. The pressure relief component is configured to be capable of cracking along at least a portion of the first groove when the battery cell relieves pressure; where a sum S1 of areas of all the predetermined pressure relief areas is 0.03 to 0.3 times an area S2 of the first surface.

ELECTROLYTE OF LITHIUM METAL BATTERY, LITHIUM METAL BATTERY, BATTERY, AND ELECTRICAL APPARATUS

Resumen de: AU2024416703A1

An electrolyte of a lithium metal battery, a lithium metal battery, a battery, and an electrical apparatus. The electrolyte of the lithium metal battery comprises a main solvent, a diluent, and a lithium salt; the molar concentration of the lithium salt is 1 mol/L to 4 mol/L, and the viscosity of the electrolyte is less than or equal to 5.5 mPa⋅s. The cycle performance of the lithium metal battery can be improved.

POSITIVE ELECTRODE PIECE, SECONDARY BATTERY, AND ELECTRIC DEVICE

Resumen de: AU2024418603A1

A positive electrode piece, comprising a current collector and a positive electrode active layer, the positive electrode active layer being arranged on at least one surface of the current collector; the positive electrode active layer comprises a first active layer directly coated on the current collector and a second active layer coated on the surface of the side of the first active layer away from the current collector; the first active layer comprises first lithium iron phosphate salt particles and/or first manganese iron phosphate salt particles, the second active layer comprises second lithium iron phosphate salt particles, the primary average particle diameter of the first lithium iron phosphate salt particles and/or the first manganese iron phosphate salt particles is 150 nm to 480 nm, and the primary average particle diameter of the second lithium iron phosphate particles is 500-3000 nm.

BATTERY SYSTEM

Resumen de: US20260246002A1

A battery system including a plurality of subpacks and a lower case accommodating the plurality of subpacks therein. Each subpack includes: a lower housing in which a plurality of battery modules, electrical components, and input/output terminals are mounted; and a cooling block mounted in the lower housing. The lower housing has a double structure including: a first plate forming an outer surface of the lower housing and a second plate spaced apart from the first plate to form a venting space and forming an inner surface of the lower housing, and a slit is formed through the second plate.

Lithium Secondary Battery Comprising Single Positive Electrode Active Material

Resumen de: US20260245981A1

A lithium secondary battery having high energy density and excellent lifetime characteristics includes: (1) a positive electrode containing a positive electrode active material in a single particle form having a D50 of 5.5 μm to 8 μm; (2) a negative electrode containing a first negative electrode active material having a Si—C composite; and (3) an electrolyte. The irreversible capacity per unit area of the negative electrode is smaller than an irreversible capacity per unit area of the positive electrode.

COMPOSITE BINDER, AND ELECTRODE SHEET AND BATTERY USING SAME

Nº publicación: WO2026171019A1 20/08/2026

Solicitante:

EVE ENERGY CO LTD [CN]
\u60E0\u5DDE\u4EBF\u7EAC\u9502\u80FD\u80A1\u4EFD\u6709\u9650\u516C\u53F8

Resumen de: WO2026171019A1

Provided in the present application are a composite binder, and an electrode sheet and a battery using same. The composite binder comprises a first binder, the first binder is a block polymer, and the first binder is prepared by means of a block reaction of polyvinylidene fluoride and a conjugated polymer, wherein the conjugated polymer comprises at least one of polyacetylene and polythiophene, and the mass content of polyvinylidene fluoride used for preparing the first binder is 50-90%.