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172
resultados
Última actualización
17/01/2026 [07:46:00]
Resultados 150 a 172 de 172
Resumen de: US20260016544A1
A method and apparatus for mapping energy storage module locations in a modular battery energy storage system. The apparatus comprises a plurality of energy storage modules, arranged in an array within a frame, for storing energy and electrically connected to at least one wiring harness to interconnect the plurality of energy storage modules. The plurality of energy storage modules are coupled to an energy storage module mapping system for determining a physical location of each energy storage module within the array of energy storage modules based upon signals from the energy storage modules.
Resumen de: US20260016424A1
A battery defect detection device comprises a ray source, a detector, a bearing part, a moving mechanism and a defect detection unit; the moving mechanism is used for adjusting, in a direction parallel to a battery bearing surface, relative positions between the bearing part and the ray source as well as between the bearing part and the detector, such that optical axes of rays emitted by the ray source vertically project to a plurality of target positions on the surface of a battery, respectively; the detector receives the rays penetrating through the battery so as to obtain a plurality of initial images; the defect detection unit is connected to the detector, and the defect detection unit is used for splicing the plurality of initial images so as to obtain a detection image comprising the whole battery, and performing defect detection on the battery on the basis of the detection image.
Resumen de: US20260016339A1
Disclosed is an abnormal temperature detection system in which the amount of temperature information processing for an entire battery cell can be reduced and stability can be improved, the system comprising: a plurality of light guide plates which overlap at least a partial area of one side of a battery cell in one direction, are struck by electromagnetic waves radiated from the battery cell, and change the path of the electromagnetic waves; an image sensor which overlaps at least a partial area of each of the plurality of light guide plates in the one direction, detects the electromagnetic waves reflected from the light guide plates, and outputs temperature spectrum information for the one side of the battery cell on the basis of the detected electromagnetic waves; and a calculation unit which determines that an abnormal temperature has been detected in the battery cell if the temperature of the one side of the battery cell is outside a preset temperature range.
Resumen de: US20260016431A1
A method of evaluating a convective heat transfer amount using a device for evaluating a convective heat transfer amount, the method including providing the device for evaluating a convective heat transfer amount, the device including a first cell, a second cell, a heater, and an upper plate, performing operation (a) of igniting the first cell and calculating a conductive heat transfer rate from the first cell to the second cell, and performing operation (b) of igniting the first cell, measuring a heat propagation time, the heat propagation time being a time from ignition of the first cell to a time when the second cell reaches a limit heat quantity, and calculating the convective heat transfer amount from the first cell to the second cell based on the second heat propagation time and the conductive heat transfer rate.
Resumen de: US20260015919A1
A plugging device includes a wrapping body, the wrapping body includes a flexible outer wall and a rigid body located inside the wrapping body, a filler is arranged in a remaining space, other than a space occupied by the rigid body, in the wrapping body; and the filler has fluidity. The plugging device can better cover, fill and plug special-shaped holes, and the deformed wrapping body will fill an inlet of a perforation hole and will not easily fall off without a pressure difference.
Resumen de: US20260018655A1
The present application relates to a lithium secondary battery including a positive electrode, a silicon-based negative electrode, a separator provided between the positive electrode and the negative electrode, and an electrolyte. The lithium secondary battery according to the present application includes a specific additive in the electrolyte which may serve to capture a Lewis acid produced by a solvent included in the electrolyte and to form a negative electrode film when the lithium secondary battery is driven.
Resumen de: US20260018654A1
A ribbon pressing device includes a jig body, multiple first pressing pin groups, and multiple second pressing pin groups, where the multiple first pressing pin groups are arranged at intervals on the jig body along a first direction, each of the multiple first pressing pin groups includes multiple first pressing pin units arranged at intervals along a second direction, and each of the multiple first pressing pin units is movable relative to the jig body; and the multiple second pressing pin groups are arranged at intervals on the jig body along the first direction, each of the multiple second pressing pin groups includes multiple second pressing pin units arranged at intervals along the second direction, and each of the multiple second pressing pin units is movable relative to the jig body.
Resumen de: US20260018666A1
The present technology relates to inorganic compounds having an argyrodite-type structure based on an alkali metal obtained by a preparation process comprising a step of grinding the sulfide of the alkali metal, the sulfate of the alkali metal, phosphorus pentasulfide and a halide of the alkali metal. Also described are electrode materials, electrodes, electrolytes comprising said inorganic compound having an argyrodite-type structure and their uses in electrochemical cells, for example, in electrochemical accumulators, particularly in all-solid-state batteries.
Resumen de: US20260018664A1
A production method includes: heating a first stacked body at 1000° C. or more, the first stacked body having: a layer containing an oxide represented by the composition formula: La2Si2O7; a first layer provided on one side of the oxide-containing layer and containing cerium oxide doped with a lanthanum element; and a layer provided on the first layer opposite to the oxide-containing layer and containing nickel oxide, and thereby generating, from the oxide represented by the composition formula, a solid electrolyte that has an apatite structure and is c-axis oriented; placing a second layer containing cerium oxide doped or not doped with an Ln element (a rare earth element other than cerium), on the solid electrolyte-containing layer opposite to the cerium oxide-containing layer, and thereby obtaining a second stacked body; and heating the second stacked body at 1000° C. or more.
Resumen de: US20260018656A1
A lithium secondary battery according to the embodiments of the present disclosure includes a cathode which includes lithium-metal oxide particles having a compressive fracture strength of 1,500 MPa or more and having a single particle form; an anode disposed opposite to the cathode and including a lithium metal layer, and a solid electrolyte layer interposed between the cathode and the anode and including a sulfide-based solid electrolyte.
Resumen de: US20260018684A1
A negative electrode plate comprises a negative electrode current collector and a negative electrode film layer located on at least one surface of the negative electrode current collector. The negative electrode film layer comprises a base coating and a negative electrode active layer. The base coating is located between the negative electrode current collector and the negative electrode active layer. The base coating comprises a conductive agent and a first binder. The negative electrode active layer comprises a silicon-based material. The tensile strength of the negative electrode current collector is ≥800 MPa, and the peel strength of the negative electrode film layer is ≥28 N/m.
Resumen de: US20260018708A1
A cell separating element for arrangement between two battery cells of a cell stack, the cell separating element is elastically compressible at least in a first direction and includes at least one fire protection layer. The cell separating element includes a flexible outer shell enclosing an interior space in which a fluid is located, the at least one fire protection layer is arranged in the interior space and comprises an intumescent material.
Resumen de: US20260018704A1
A prismatic battery cell has a shell with an upper wall, from which at least one electrical connector protrudes, a lower wall and a perimetral wall; the battery cell further has a safety valve carried by the shell and configured to vent, outwardly, gases possibly generated within the shell; the safety valve is arranged in proximity to the lower wall of the shell so as to vent the gases into a cavity defined by a lower area of a battery pack where the battery cell is installed.
Resumen de: US20260018734A1
A battery rack is provided, which includes a frame and a wire-tying unit. The frame is configured to support a battery pack, the wire-tying unit is detachably connected to the frame, the wire-tying unit comprises a base and at least two wire-tying rods, the base is connected to the frame, the wire-tying rods are arranged on the base at intervals in a first direction, and the wire-tying rods extend in a second direction. The wire-tying rod is configured to connect a connection wire of the battery pack, and the first direction is arranged at an angle with respect to the second direction.
Resumen de: US20260018701A1
The present invention relates to a reservoir tank, which has a plurality of spaces partitioned from each other in the reservoir tank and provides each space as a reservoir for each cooling circuit of a cooling system, and thus can solve the problem of insufficient coolant supplementation during pump operation.
Resumen de: US20260018731A1
A battery pack includes battery cells arranged in an array to form a battery module layer. Multiple layers are vertically stacked with thermal management devices, such as active heat exchangers in the form of battery cold plates, above and below each layer to form a multi-layer battery stack that may be held in compression by a battery pack frame. The multi-layer battery stack and battery pack frame are surrounded by a battery enclosure, which has flat sealing surfaces to ensure robust sealing. The battery pack is associated with a thermal management system for cooling and heating the battery cells of the battery pack. The battery thermal management system provides cooling and heating by alternating cooling flow directions to achieve uniform temperature distribution.
Resumen de: US20260015767A1
A cathode material, a preparation method thereof and a battery. The cathode material has a chemical formula of LinNi1-x-yMxMnyO2, where 0.9≤n≤1.2, 0
Resumen de: US20260015760A1
Disclosed herein are systems and methods for synthesis of submicron-scale or micron-scale single crystal cathode (SCC) material, such as NMC, using a feedstock and microwave plasma processing. Microwave plasma processing of these SCC materials provides a low cost, scalable approach. In some embodiments, advanced SCC materials may be synthesized through microwave plasma processing of feedstock materials, wherein the SCC materials may comprise at least 80% nickel. In some embodiments, the microwave plasma processing may enable synthesis of SCC materials with very short calcination.
Resumen de: US20260015703A1
A method includes: providing a cold-rolled alloy foil material; carrying out recrystallization annealing treatment on the alloy foil material, and then carrying out first cooling treatment to obtain an alloy foil material having a first component phase; carrying out phase separation thermal treatment on the alloy foil material, and then carrying out second cooling treatment to separate out a second component phase and obtain an alloy foil material having both the first and second component phase, where the temperature of the phase separation thermal treatment is smaller than the temperature of the recrystallization annealing treatment, and an average cooling rate of the second cooling treatment is smaller than an average cooling rate of the first cooling treatment; and carrying out dealloying treatment on the alloy foil material, carrying out reduction annealing treatment in a reducing gas atmosphere, and carrying out third cooling treatment to obtain a porous metal structure.
Resumen de: US20260015511A1
The present disclosure generally relates to electrode slurry compositions, including those comprising an electrode active material; a binder; and a microemulsion comprising an aqueous phase, a water-immiscible phase, and an amphiphile, wherein the electrode active material and binder are incorporated within the microemulsion, which can be used to prepare electrodes, including for the production of electrochemical cells.
Resumen de: US20260015512A1
A conductive slurry for a secondary battery electrode, which reduces the viscosity of a conductive slurry while simultaneously reducing the surface resistance of a film made from the conductive slurry, includes a conductive material and a dispersant. The dispersant includes a cellulose-based compound and an organic acid salt.
Resumen de: US20260018614A1
Anode material, and battery. Anode material includes graphite and carbon layer located on at least part of surface of graphite. Particle surface and particle section of anode material are respectively tested by Raman spectroscopy, peak area ratio of D characteristic peak within range of 1300 cm−1 to 1350 cm−1 to G characteristic peak within range of 1500 cm−1 to 1580 cm−1 is ID/IG, ratio of ID/IG measured on the particle surface is A, and ratio of ID/IG measured on particle section is B, and 1.22
Resumen de: US20260018658A1
An electrolyte, a sodium secondary battery and an electric device. The electrolyte comprises a first sodium salt and a first solvent, wherein the first sodium salt comprises sodium trifluoromethanesulfonate, and the first solvent has a structure as shown in formula I, with the mass ratio of the first sodium salt to the first solvent being 0.01-0.4. The electrolyte has a good low-temperature ionic conductivity, which is beneficial for improving the low-temperature cycling performance and low-temperature coulombic efficiency of the battery.
Resumen de: US20260018651A1
A secondary battery includes: an electrode assembly including a through-hole in a thickness direction thereof, a case having an opening and accommodating the electrode assembly, a cap plate coupled to an end of the case having the opening of the case, and an electrode terminal electrically connected to an electrode tab of the electrode assembly and penetrating through the cap plate. The secondary battery further includes a fixing member in the through-hole to secure the electrode assembly in the thickness direction.
Nº publicación: US20260018652A1 15/01/2026
Solicitante:
SK ON CO LTD [KR]
SK On Co., Ltd
Resumen de: US20260018652A1
An electrode assembly according to the present disclosure includes a first electrode and a second electrode, wherein the first electrode and the second electrode are wound into a roll, wherein the first electrode comprises a first coated region in which a first active material is coated on a first current collector, and a first uncoated region adjacent to the first coated region, wherein the second electrode comprises a second coated region in which a second active material is coated on a second current collector, and a second uncoated region adjacent to the second coated region, and wherein a height of at least one of the first current collector.
BOPI
Sede Electrónica
