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1580
resultados
Última actualización
25/10/2025 [07:22:00]
Resultados 75 a 100 de 1580
Resumen de: WO2025218170A1
The present application relates to a sulfide solid electrolyte and a preparation method therefor, a solid electrolyte membrane, an electrode sheet, a solid-state battery and an electric device. The sulfide solid electrolyte comprises an LGPS-type crystal phase, and the LGPS type crystal phase comprises Li, Sn, P and S, wherein the atomic number ratio of Sn to S is greater than 1/12, and the atomic number ratio of Sn to P is greater than 1/2.
Resumen de: WO2025218220A1
The present disclosure provides an electrolyte additive, an electrolyte, and a battery. The electrolyte additive comprises: a first additive and a second additive. The structure of the first additive is as represented by formula 1, and the second additive comprises a trinitrile substance.
Resumen de: US2025329845A1
A battery pack according to one or more embodiments of the present disclosure includes a plurality of battery cells; and a housing including a bottom member, a plurality of side walls, and a top member, the bottom member, the plurality of side walls, and the top member form an interior accommodation space configured to accommodate the plurality of battery cells, wherein at least one among the plurality side walls, the top member, and the bottom member are formed by a plurality of metal sheets that are roll bonded to each other, wherein at least one cooling channel is formed between bonding areas of the plurality of metal sheets, and wherein at least one crash channel is formed between bonding areas of the plurality of the metal sheets.
Resumen de: US2025329866A1
Disclosed in embodiments of the present application is an energy storage device. The energy storage device is used for storing a plurality of batteries, and comprises: a first wall; and a pressure relief assembly arranged on the first wall. Therefore, according to the energy storage device of the embodiments, the reliability of the energy storage device can be improved.
Resumen de: US2025329854A1
A circuit collection portion includes a connector connection portion, a via hole installation portion, and a positional deviation absorption portion that absorbs positional deviation in an arrangement direction of the connector between the connector connection portion and the via hole installation portion, the circuit cover member includes a cover body that covers the main line portion from a front surface at an assembly completion position, and a via hole cover portion that presses a front surface of the via hole installation portion at the assembly completion position, and intersects the via hole installation portion such that an angle on an inner side of bending with respect to the two main line portions is an obtuse angle, and the via hole cover portion is inclined at the angle with respect to the cover body.
Resumen de: US2025329842A1
A battery buffering material which prevents a reaction force from increasing suddenly even when the compression ratio is large, and maintains its heat insulating performance is provided. A battery buffering material 100 is a buffering material disposed between adjacent members which constitute a battery, includes a sheet-like structure made of an elastic material, and front surface protruding portions 21 extending on the side of a front surface 11 thereof and the back surface protruding portions 22 extending on the side of a back surface 13 thereof, wherein the front surface protruding portions and the back surface protruding portions have a hollow conical shape or a hollow spherical segment shape, and the front surface protruding portions 21 and the back surface protruding portions 22 collapse when an external force due to expansion of the members is applied to the battery buffering material.
Resumen de: US2025329876A1
In one embodiment of the present invention, provided is a separator for a non-aqueous secondary battery, the separator including: a heat-resistant porous layer that contains an aromatic type resin and inorganic particles, and an adhesive layer that is provided on the heat-resistant porous layer, and that contains adhesive resin particles having a phenyl group-containing acrylic type resin, in which the adhesive resin particles having a phenyl group-containing acrylic type resin are adhered to the heat-resistant porous layer, and in which the inorganic particles include barium sulfate particles.
Resumen de: US2025329785A1
An electrolyte, an electrolyte additive, and a rechargeable lithium battery are disclosed. The electrolyte includes a non-aqueous organic solvent, a lithium salt, and an additive represented by Chemical Formula 1. A detailed description of the Chemical Formula 1 of the additive is disclosed.
Resumen de: US2025329722A1
A multi-layer coating on a substrate for an anode or cathode includes a slurry coating at least a portion of the substrate. The slurry includes a first mixture having a first solvent and a first active material, and a second mixture having a second solvent and a second active material. The first solvent and the second solvent are immiscible.
Resumen de: US2025329820A1
A housing system of a battery disconnect unit has a first housing element and a second housing element, which are mechanically connected to one another by a detachable connection such that a first side surface of the first housing element and a second side surface of the second housing element lie at least partially flat against each other. The housing system further includes at least one electrical and/or electronic interface that electrically and/or electronically connects the first housing element and the second housing element.
Resumen de: US2025329815A1
A battery pack is capable of providing a uniform temperature environment for a plurality of battery cells to eliminate or alleviate temperature variation depending on positions of the battery cells. The battery pack is also capable of eliminating or alleviating variation in electrical output characteristics due to the temperature variation. The battery pack provides a heat flow along a common first path for battery cells toward a cooling plate extending across bottom surfaces of the battery cells while suppressing heat flow along a second path from a side of the outermost battery cell among the battery cells.
Resumen de: US2025329721A1
A positive electrode plate comprises at least two active material layers, wherein two adjacent active material layers respectively comprise a first positive electrode active material and a second positive electrode active material; and under the same test condition, the maximum shrinkage rate of the first positive electrode active material during charging and discharging is T1, the maximum shrinkage rate of the second positive electrode active material during charging and discharging is T2, and T1 and T2 satisfy the following relationship: T1−T2≥0.3%. Compared with a single-layer positive electrode active material layer formed by directly physically mixing the first positive electrode active material and the second positive electrode active material, when T1−T2 of the first positive electrode active material and the second positive electrode active material is ≥0.3%, the positive electrode plate is provided to include at least two positive electrode active material layers.
Resumen de: US2025329781A1
Provided are a non-aqueous electrolyte including a lithium salt, an organic solvent, and an additive, wherein the additive includes a compound represented by Formula 1 below and lithium difluoro(oxalato)borate (LiODFB), and the organic solvent includes ethylene carbonate (EC), propylene carbonate (PC), ethylene propionate (EP), and propyl propionate (PP):In Formula 1 above, n is an integer of 3 to 10.
Resumen de: US2025329751A1
An electrode assembly includes a first electrode plate with a first current collector, a first conductive material layer provided with a first opening, and a second conductive material layer provided with a second opening. The first current collector includes a first surface and a second surface. The first surface includes a first region. The second surface includes a second region. When viewed from the first direction, the first region overlaps with the second region, and the first conductive plate is connected to the first region or the second region. The first opening includes first to third opening edges. The second opening includes fourth to sixth opening edges. The first, second, and third distances are the distances between the first-fourth, second-fifth, and third-sixth opening edges, respectively, the electrochemical device satisfies at least one of the following conditions: 0.2 mm≤first distance; 0.2 mm≤second distance; or 0.2 mm≤third distance.
Resumen de: US2025329198A1
Electrified vehicle includes a processor, a display device, a battery, and a cooling/temperature raising device that adjusts a temperature of the battery according to a user's manipulation using power stored in the battery. The processor calculates a comparison index value relating to the storage amount of the battery between the case where the cooling/temperature raising device is operated and the case where the cooling/temperature raising device is not operated, and displays the calculated comparison index value on the display device. It is possible to notify the user of electrified vehicle of the power storage capacity of the battery when the cooling/temperature raising device that adjusts the temperature of the battery in response to the user's manipulation is operated by using the electric power stored in the battery that stores the electric power for traveling of electrified vehicle and when the cooling/temperature raising device is not operated.
Resumen de: US2025328480A1
Methods for BMS address allocation in a UPS system are provided. The method includes: S1: broadcasting an address allocation start instruction; S2: setting its output port to a second preset level and its address allocation flag as “uncompleted”, and setting, by the built-in BMS, its address allocation flag to “uncompleted”; S3: broadcasting, by the UPS, an address allocation instruction; S4: performing, by a BMS whose input port is at the first preset level and whose address allocation flag is uncompleted, address setting, and after the address setting is completed, setting its address allocation flag as “completed” and replying address information to the UPS; S5: receiving, by the UPS, the replied address information, and sending a port configuration instruction to the BMS, so that the BMS sets its output port to the first preset level; and S6: repeating steps S3 to S5 until all BMSs have completed address allocation.
Resumen de: US2025327869A1
A monitoring device is provided. The monitoring device comprises one or more circuitry operable to obtain measurements of one or more pins of a battery system, the one or more circuitry comprising at least one circuit for monitoring current, which comprise: at least one other circuit for amplifying variance comprising at least one differential amplifier, one voltage reference in electrical connection with a first input of the differential amplifier; at least one transconductance means comprising at least one output in electrical connection with a second input of the differential amplifier and at least one input in electrical connection with an output of the differential amplifier; at least one current source in electrical connection with at least one output of the at least one transconductance means; and an output in electrical connection with at least one output of the at least one transconductance means.
Resumen de: WO2025218249A1
The present application discloses a polyimide composite film and a preparation method therefor. The polyimide composite film comprises a polyimide base film and a polymer coating; the polyimide base film is a polyimide fiber film; the polyimide fiber film comprises a plurality of polyimide fibers which are arranged in a stacked and crossed mode; the surface of the polyimide fibers is coated with the polymer coating; and junctions are formed at the intersections of the polyimide fibers, so that the crossed polyimide fibers are connected by means of the junctions to form a net structure.
Resumen de: WO2025218190A1
A flexible integrated collection busbar, comprising: a plurality of conductive busbar metal sheets (3) used for being electrically connected to battery cells and an output connection terminal (6), and further comprising: a lower base film (8), an upper base film (9) and a plurality of sensing chips (5) used for sensing the states of the battery cells, wherein the lower base film, the upper base film and the plurality of sensing chips are stacked. One end of each signal transmission wire (2) is electrically connected to the output connection terminal (6), and the other end of the signal transmission wire (2) extends below the conductive busbar metal sheets (3) or the sensing chips (5) and forms a coil area (1) by means of spiral routing. The coil areas (1) are connected to the conductive busbar metal sheets (3) or the sensing chips (5) located right above the coil areas (1) by means of soldering. The conductive busbar metal sheets (3) and the sensing chips (5) are all arranged on the surface of the lower base film (9) facing the upper base film (8). A plurality of first clearance through holes (10) allowing for embedment of the conductive busbar metal sheets (3) and a plurality of second clearance through holes (11) allowing for embedment of the sensing chips (5) are formed in the upper base film (9). The flexible integrated collection busbar is designed to be of the described structure, so that the production and processing efficiency can be improved, the processing costs are
Resumen de: WO2025218276A1
Disclosed is a BMS-based battery energy storage safety management system. The system comprises a BMS module, a control center module, an evaluation analysis module, a coupling analysis module, a prediction module, and a data storage module. The BMS module collects monitoring data of a battery under different operation states and then, according to the monitoring data, performs initial monitoring of a real-time health state of the battery. The evaluation analysis module, according to a change in data indicators in the monitoring data, evaluates and analyzes all fault analysis models in the BMS module to obtain an evaluation analysis result. Then the coupling analysis module combines the evaluation analysis result with the data indicators of the monitoring data to retrieve multidimensional spatio-temporal data, and constructs a coupling field model to perform coupling analysis on battery operation state. The prediction module then constructs a fault prediction model by using a coupling data set as training data, accurately locates coupling faults of different coupling surfaces, and implements comprehensive analysis and location of coupling faults.
Resumen de: US2025329840A1
The present disclosure discloses an energy storage device, including a battery pack, a waterproof plug, and a water immersion detection unit. The battery pack includes a housing and a connection terminal. The housing has an opening, and the connection terminal is disposed at the opening. The waterproof plug includes an electrical connection member configured to electrically connect to the connection terminal in response to the waterproof plug covering the opening, and configured to generate a first signal in response to water flowing into the opening. The water immersion detection unit is configured to determine that the water flows into the opening through detecting the first signal. The waterproof plug is small in size and has a simple structure, which is beneficial for reducing production costs of the energy storage device.
Resumen de: US2025329860A1
A wiring module 20 to be attached to a plurality of power storage devices 11 includes a wire, a terminal 60 connected to the wire, and a circuit board 30, with the terminal 60 including a connecting part 63 connected to the circuit board 30, the circuit board 30 including a connection land to which the connecting part 63 is soldered, the connecting part 63 having a cut part 71 formed by cutting a metal plate material, and a pair of connecting surfaces 70 arranged so as to be positioned front and back of each other and connected via the cut part 71, and at least one of the pair of connecting surfaces 70 intersecting the surface of the connection land and being arranged continuously therewith.
Resumen de: US2025329829A1
Methods for producing an electrochemical solid-state energy storage cell are provided, the method comprising introducing an energy storage unit into a sleeve, the energy storage unit comprising solid, electrochemically active layers; and reducing a circumference of the sleeve so as to compress the energy storage unit. Electrochemical solid-state energy storage cells produced using the methods herein are further provided.
Resumen de: US2025329867A1
The present invention concerns a battery. More particularly, but not exclusively, this invention concerns a battery module comprising a battery module housing. A plurality of battery cells within the battery module housing comprise a cell vent configured to expel excess gas emitted from the battery cell. A venting channel comprises a plurality of venting apertures located aligned with the cell vents, and is arranged to direct gas emitted from the cell vents towards a vent in the battery module housing. The venting channel also secures the cell stack in position within the battery housing and comprises a plurality of wiring apertures. Battery module wiring passes through the wiring apertures and runs along the venting channel.
Nº publicación: US2025329848A1 23/10/2025
Solicitante:
KK KOBE SEIKO SHO KOBE STEEL LTD [JP]
TOYOTA JIDOSHA KK [JP]
Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.),
TOYOTA JIDOSHA KABUSHIKI KAISHA
Resumen de: US2025329848A1
An electric vehicle battery case includes: a frame formed in a rectangular frame shape when viewed in a vehicle vertical direction, the frame configured to define a space inside; a cross member disposed inside the frame to divide the space; and a tray having a bathtub shape, the tray configured to house a battery, the tray disposed at least partially in the space of the frame. The frame includes a pair of first framework members extending in a vehicle front-rear direction, and a pair of second framework members extending in a vehicle width direction. The cross member includes a first auxiliary member connecting the first framework members, and a second auxiliary member connecting the second framework members. The first framework members and the second framework members are mechanically joined to each other. The first auxiliary member and the second auxiliary member are mechanically joined.
BOPI
Sede Electrónica
