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574
resultados
Última actualización
15/09/2026 [08:53:00]
Resultados 400 a 425 de 574
Resumen de: US20260269335A1
Disclosed are a battery system and a pack connection method using the same, and the battery system includes: a battery device including a plurality of battery packs connected in parallel; for each of the plurality of battery packs, a plurality of switches connected in series to one of both ends of each battery pack; and a Battery Management System (BMS) for dividing the plurality of battery packs into a plurality of pack groups, determining at least one battery pack belonging to each of the plurality of pack groups, determining one pack group of the plurality of pack groups to be discharged, and transmitting a switch control signal for turning on at least one switch connected with the one pack group among the plurality of switches, and turning off the remaining switches among the plurality of switches except for the at least one switch, in which each of the plurality of battery packs includes a plurality of battery cells including metal phase lithium in each negative electrode material.
Resumen de: US20260269314A1
0000 Systems and methods are provided for synthesizing solid-state polymer electrolyte and/or using solid-state polymer electrolyte in production of all-solid-state alkali-ion batteries.
Resumen de: US20260269228A1
An anode material includes silicon-based particles and graphite particles, the average sphericity degree of the graphite particles is A, the average sphericity degree of the silicon-based particles is B, and A and B meet: 0
Resumen de: US20260266912A1
The present disclosure is directed to providing a battery management apparatus and method, which may shorten a transmission time of a plurality of response information by flexibly selecting a communication channel. According to an aspect of the present disclosure, transmission efficiency for a plurality of response information may be improved because a communication channel may be flexibly selected according to a data amount of response information to be transmitted. In addition, according to an aspect of the present disclosure, there is an advantage that a communication channel may be flexibly selected according to a state of each of a plurality of communication channels as well as the data amount of response information.
Resumen de: US20260269384A1
A battery pack includes a plurality of battery modules, each having at least one battery cell, a rack case configured to accommodate the plurality of battery modules, and a fire proof unit mounted to be spaced apart from each other by a predetermined distance along a vertical direction of the rack case and configured to support the battery modules and prevent flame and heat from propagating to adjacent battery modules when a fire occurs in at least one of the plurality of battery modules.
Resumen de: US20260269323A1
An electrolyte for a lithium metal secondary battery is provided. The electrolyte comprises a lithium salt and a non-aqueous solvent and provides improved lifespan characteristics and high rate charging performance when applied to a secondary battery including a lithium metal as a negative electrode active material due to fewer side reactions and excellent stability of the electrolyte.
Resumen de: US20260265541A1
The present invention discloses an intumescent coating composition, a method for coating a substrate with said composition, a substrate coated with said composition, an article comprising said substrate, and a method to provide fire protection for a battery and/or an article comprising a battery in particular a vehicle comprising a lithium ion battery.
Resumen de: US20260269369A1
A battery’ system, and associated, methods are disclosed. In one aspect, a battery system includes a. stack of battery cells, including two or more different thermal zones. Aspects are shows with two or more different thermal regulating members located between battery cells in the stack of lithium-ion battery cells at dividing location between the thermal zones.
Resumen de: US20260269368A1
A heat exchange tube, a battery, and an electric apparatus are provided. The heat exchange tube includes a plurality of straight heat exchange sections and at least one bent section. The plurality of straight heat exchange sections are spaced apart. The at least one bent section sequentially connects and communicates with the plurality of straight heat exchange sections; where at least one bent section is provided with a first reinforcement member.
Resumen de: US20260269360A1
The present disclosure provides a battery module containing a plurality of secondary batteries in a module case. The plurality of secondary batteries includes a pouch type case including: two or more electrode assemblies each including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode, a non-aqueous electrolyte, and two or more housing parts for housing the two or more electrode assemblies arranged in a lateral direction on a plane, and a connection part formed between the housing parts so that the two or more electrode assemblies can be electrically connected in series. The plurality of secondary batteries are stacked such that the connection parts face each other, and separation spaces are respectively formed between the plurality of secondary batteries in the connection part,whereby the cooling fins are respectively located in the respective separation spaces.
Resumen de: US20260264557A1
A method using temperature data to protect battery health during bidirectional charging in conjunction with monetization activities. The method includes receiving temperature data and determining anticipated energy needs of a building. The temperature data includes at least the temperature of one or more electric vehicle batteries or information required to determine the temperature of the one or more electric vehicle batteries while the anticipated energy needs are relative to ambient air temperature. The method includes determining an amount of discharge of the one or more electric vehicle batteries required to offset the anticipated needs of the building by a predetermined amount and determining based on the temperature data whether discharging the one or more electric vehicle batteries would be harmful to the health of the one or more electric vehicle batteries. The method includes discharging the one or more electric vehicle batteries to offset the anticipated needs of the building.
Resumen de: US20260269230A1
A positive electrode active material for a secondary battery is provided, which includes a lithium composite transition metal oxide including nickel (Ni), cobalt (Co), and manganese (Mn), wherein a particle of the lithium composite transition metal oxide includes a core portion and a resistance portion formed on a surface of the core portion, and is composed of a single particle, wherein the core portion has a layered crystal structure of space group R-3m, and the resistance portion has a cubic rock-salt structure of space group Fm-3m.
Resumen de: US20260269367A1
A battery comprising a plurality of battery modules arranged in a row, each battery module comprising a plurality of cells and a housing enclosing the plurality of cells. The battery further comprising a supply coolant conduit and a drain coolant conduit, each adjoining and extending along at least part of the row of battery modules, the supply coolant conduit being configured to supply coolant to multiple ones of the battery modules and the drain coolant conduit being configured to drain coolant from multiple ones of the battery modules.
Resumen de: US20260269333A1
Provided is a nonaqueous electrolyte secondary battery in which lithium fluorosulfonate is added to the nonaqueous electrolyte solution and which exhibits excellent low-temperature input characteristics after long-term storage at high temperatures. The nonaqueous electrolyte secondary battery disclosed herein includes a positive electrode, a negative electrode, and a nonaqueous electrolyte solution. The positive electrode is provided with a positive electrode active material layer. This positive electrode active material layer contains trilithium phosphate and, as a positive electrode active material, a lithium transition metal composite oxide that contains at least lithium, nickel, manganese, and cobalt. The negative electrode has a coating film on its surface. The nonaqueous electrolyte solution contains lithium fluorosulfonate. The mass proportion of the trilithium phosphate with reference to the positive electrode active material is not less than 0.9 mass % and not more than 4.25 mass %. The content of the lithium fluorosulfonate in the nonaqueous electrolyte solution is not less than 0.135 mass % and not more than 0.850 mass %.
Resumen de: US20260269397A1
The present disclosure relates to a battery module. The battery module according to an embodiment of the present disclosure may comprises: a plurality of battery assemblies stacked in one direction; a first end plate and a second end plate that are respectively disposed on both sides of the plurality of battery assemblies in the one direction; and a first support bar connecting the first end plate to the second end plate, wherein each of the plurality of battery assemblies includes: a battery cell; a case accommodating the battery cell, an opening being formed in a side of the case; and a first support member coupled to the opening, wherein the first support bar is disposed adjacent to the opening of the case and pressurizes the first end plate and the second end plate.
Resumen de: AU2025226993A1
Disclosed in the present invention are a direct cooling plate for a battery pack, and the battery pack. The direct cooling plate (100) comprises: a direct cooling plate body, wherein the direct cooling plate body is provided with a first flow channel (12) and a second flow channel (13) which are both in communication with an inlet, the first flow channel (12) being adapted for heat exchange with batteries; and the direct cooling plate body is further provided with a third flow channel (14) in communication with an outlet, the third flow channel (14) being in communication with both the first flow channel (12) and the second flow channel (13) to enable mixing of heat exchange media flowing through the first flow channel (12) and the second flow channel (13).
Resumen de: US20260269244A1
The subject invention pertains to design of strategies that enable the more effective utilization of active intercalation materials in the production of lithium ion batteries. Na- and K-ion intercalation “props” open the 1D tunnel, reduces electrostatic repulsions between inserted Li-ions, and entirely modifies diffusion pathways, enabling orders of magnitude higher Li-ion diffusivities and accessing higher capacities. The subject invention provides materials and batteries comprising the materials produced via the methods disclosed within this application.
Resumen de: US20260269420A1
Various embodiments of the present invention relate to a cylindrical lithium ion secondary battery. The present invention provides a cylindrical lithium ion secondary battery comprising: a cylindrical can; an electrode assembly received in the cylindrical can; and a cap assembly for sealing the cylindrical can, wherein the cap assembly comprises a top plate having a flat surface on which a notch is formed, a middle plate coupled to the top plate and including a first through-hole formed through the center thereof, and a bottom plate electrically connected with the electrode assembly, attached to the middle plate with an insulating plate interposed therebetween, and connected to the top plate through the first through-hole of the middle plate.
Resumen de: US20260269351A1
Disclosed herein is a battery module and a battery pack including the same. The battery module can include a first sub-module and a second sub-module. Each sub-module can include a battery cell stack with a plurality of stacked battery cells. A busbar assembly including a busbar can electrically connect the battery cells and a busbar frame that covers the battery cell stack on at least one side. The battery module can include a module frame o house the first sub-module and the second sub-module and a sealing assembly that covers opposite opened ends of the module frame. An end plate can cover the sealing assembly. One end of the first sub-module and the other end of the second sub-module can be electrically connected to each other.
Resumen de: US20260269636A1
A power supply system includes a battery string and a controller that controls the battery string. The battery string includes a plurality of battery circuit modules connected in series. Each of the plurality of battery circuit modules includes a battery, an output terminal, and a switch circuit that switches between connection and disconnection of the battery to and from the output terminal. The controller is configured to individually perform, for each of the battery circuit modules, switching control to control the switch circuit in accordance with a duty ratio, the duty ratio indicating a ratio between a connection period during which the output terminal outputs a voltage of the battery, and a disconnection period during which the output terminal does not output the voltage of the battery.
Resumen de: US20260262753A1
An aerosol generation device having a control unit, a first battery, and a heating unit for heating an aerosol source, wherein when a second battery is provided to a cover member attached to the device body, the control unit controls the supply of power from the second battery to the device body.
Resumen de: US20260266401A1
Discussed is a fluid transport pipe with excellent assembly property, cooling property, condensation prevention performance. The fluid transport pipe includes a main pipe having a shape elongated in one direction and configured to have a main flow path formed therein in a longitudinal direction, the main pipe further having a branch hole formed at a middle portion of the main flow path; and a branch pipe having a branch flow path formed therein and being configured to be detachable from the branch hole of the main pipe.
Resumen de: US20260269236A1
The present application relates to a nickel-cobalt-manganese ternary precursor, a preparation method therefor, and use thereof. The nickel-cobalt-manganese ternary precursor comprises a core and a coating layer formed by stacking a plurality of primary particles on the surface of the core. The porosity of the core is greater than the porosity of the coating layer. The particle diameter of the core is less than or equal to 1 μm. The ratio of the radius of the core to the thickness of the coating layer is less than or equal to 1:2.75. The nickel-cobalt-manganese ternary precursor of the present application not only has an ultra-low specific surface area of 5 m2/g or less, but also has excellent dispersability and uniformity. When the nickel-cobalt-manganese ternary precursor is used for preparing a cathode material, the specific surface area of the cathode material can be reduced, thereby improving the cycle performance of a battery.
Resumen de: US20260269301A1
0000 The electrode sheet processing device includes an unwinding mechanism, a tab forming mechanism, a scrap removal mechanism, and a slitting mechanism. The unwinding mechanism is configured to carry a wound electrode sheet to be processed; the tab forming mechanism is disposed on an extension path of the electrode sheet to be processed and is configured to cut the electrode sheet to be processed; the scrap removal mechanism is disposed on an extension path of a cut electrode sheet and is located on a side of the tab forming mechanism away from the unwinding mechanism. The scrap removal mechanism is configured to remove waste material formed after the electrode sheet to be processed is cut. The slitting mechanism is disposed on a side of the scrap removal mechanism away from the tab forming mechanism, and the slitting mechanism is configured to slit the cut electrode sheet.
Nº publicación: US20260269246A1 10/09/2026
Solicitante:
SHENZHEN DYNANONIC CO LTD [CN]
SHENZHEN DYNANONIC CO., LTD.
Resumen de: US20260269246A1
A cathode material, a preparation method and an application thereof are provided. A general chemical formula of the cathode material is LiaFebMncMx(PO4)d, where 0.990≤a≤1.1, 0.9≤b+c≤1.1, 0.95≤d≤1.1, 0.001≤x≤0.03, and 0.9≤b+c+x≤1.1. A crystal of the cathode material is able to grow preferentially along an ac crystal plane. A ratio of an a-direction size of the cathode material to a b-direction size of the cathode material is 0.4542 to 0.4756, and a ratio of a c-direction size of the cathode material to the b-direction size of the cathode material is 0.5869 to 0.6172.
BOPI
Sede Electrónica
