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1441
resultados
Última actualización
07/08/2025 [09:25:00]
Resultados 425 a 450 de 1441
Resumen de: US2025242720A1
A battery temperature adjustment system includes: a temperature adjustment device adjusts a temperature of a power storage device; and a processor. A setting mode of the temperature adjustment device includes: a first mode that is a setting in which, in response to a travel route including a charging facility, the temperature is adjusted within a first temperature range suitable for charging at a time of arrival at the facility; and a second mode that is a setting in which, in response to receiving a predetermined operation for adjusting the temperature within a second temperature range suitable for charging or traveling, the temperature is adjusted within the second temperature range. The processor controls the temperature adjustment device to adjust the temperature according to the setting mode; and when the setting mode is the first mode, give priority to the second mode in a case where the predetermined operation is received.
Resumen de: US2025243381A1
A particulate coating composition, and preferably a powder coating composition, is disclosed. The particulate coating composition includes an epoxy resin and a curing agent, wherein the curing agent comprises an imidazoline ring. Additionally, the particulate coating composition includes a filler and a degassing agent, preferably benzoin, wherein the total amount of epoxy binder system, and wherein said system includes the epoxy resin and the curing agent, is 40-99 wt %, based on the total weight of the particulate coating composition.
Resumen de: US2025246772A1
Embodiments provide a battery cell, a battery, an electric apparatus, and a manufacturing method and system of battery cell. In some embodiments, the battery cell includes a housing, an electrode assembly, and an end cover assembly. The housing provides an opening. The electrode assembly is disposed in the housing. The electrode assembly includes a body portion, a tab, and an isolation portion. The tab extends from an end of the body portion to the opening. The isolation portion is disposed on a periphery of the tab. The end cover assembly is configured to cover the opening. The end cover assembly includes an end cover and a first insulator. The end cover is configured to cover the opening and is connected to the housing. The first insulator is disposed on a side of the end cover proximate to an inside of the housing. The first insulator has a concave portion.
Resumen de: US2025246742A1
A battery assembly includes a first end section and a second end section; a plurality of battery cells stacked between the first end section and the second end section; a transmission system connecting the first end section and the second end section together; and an actuator motor configured for driving the transmission system to vary a distance between the first end section and the second end section to impact a pressure applied by the first end section and the second end section to the plurality of the battery cells.
Resumen de: US2025246745A1
A battery pack includes: a case; a plurality of battery modules stacked and housed in the case; a sealing material, made of resin, provided on outside of end portions of the battery modules; current-carrying plates stacked and provided between the battery modules in a manner that end portions of the current-carrying plates are positioned inside of the end portions of the battery modules and electrically connect between the battery modules; cooling elements stacked and provided between the battery modules in a manner that end portions of the cooling elements are positioned inside of the end portions of the battery modules and cool the battery modules; and a filling material filled in the case, for fixing the battery module, the current-carrying plate, and the cooling elements among each other and inside the case.
Resumen de: US2025246770A1
A cylindrical secondary battery including an electrode assembly including a negative electrode plate and a positive electrode plate; a cylindrical can accommodating the electrode assembly and including a terminal hole in one side of the cylindrical can and an open inlet in another side of the cylindrical can; a terminal coupled to the cylindrical can through the terminal hole; and a negative electrode current collector in the cylindrical can and electrically connecting the cylindrical can to the negative electrode plate. The negative electrode current collector includes a notch groove or a cutting hole configured to be cut in response to an increase in pressure in the cylindrical can.
Resumen de: US2025246737A1
An example vehicle battery assembly includes multiple rechargeable battery cells configured to supply power to a drive unit of a vehicle, a cell holder tray mounted within the vehicle, the cell holder tray configured to support the multiple rechargeable battery cells, an upper shear plate, wherein the multiple rechargeable battery cells are between the upper shear plate and the cell holder tray, and an electrical circuit within the cell holder tray, the electrical circuit electrically connected between at least two of the multiple rechargeable battery cells.
Resumen de: US2025242718A1
In examples, a vehicular battery management system (BMS) comprises a set of battery cells and a secondary network node coupled to the set of battery cells. The secondary network node is configured to measure a parameter in the set of battery cells and generate a packet containing the parameter. The packet indicates a number of super frame slots that have elapsed from a start time of a super frame to the generation of the packet. The secondary network node is configured to wirelessly transmit the packet within the super frame to a primary network node. The primary network node is configured to wirelessly receive the packet and to determine a time at which the secondary network node generated the packet based on the indication, a time duration of each slot in the super frame, and the start time of the super frame.
Resumen de: US2025242717A1
A method for derating a charge power of a battery, includes: obtaining altitude data of a vehicle; obtaining descent speed data of the vehicle; calculating, based on the altitude data and the descent speed data, a prediction value of an increase in a charging current of the battery equipped in the vehicle due to regenerative braking; and derating the charging power of the battery based on the calculated prediction value.
Resumen de: US2025243334A1
Provided is a fiber-reinforced resin composite material containing a thermoplastic resin composition (X) and an inorganic fiber material (Y), in which the thermoplastic resin composition (X) contains a thermoplastic resin and a phosphorus-based flame retardant, the phosphorus-based flame retardant contains an intumescent flame retardant, and the inorganic fiber material (Y) has an elongation at maximum load of 5% or less.
Resumen de: US2025242579A1
The present application discloses a cell slitting method and a slitting device. The cell slitting method includes: controlling a pressing plate to tightly press a lamination unit on a cell support table, and controlling the slitting device to slit multiple layers of membranes of the lamination unit according to a pre-set slitting line to obtain m×n independent cell bodies. With respect to the existing slitting device using the mode of cutting off a single cell single-layer tail membrane, according to the present application, the slitting device slits the lamination unit according to a pre-set slitting line such that m×n independent cell bodies can be obtained by simultaneously cutting off multiple layers of membranes, which greatly improves the slitting efficiency and improves the production efficiency of cells.
Resumen de: US2025242580A1
The present application discloses a method and device for stacking cell pole pieces. The first mechanical hand simultaneously grabs corrected m×n first pole pieces from the first position correction platform, and simultaneously places the m×n first pole pieces on a separator of the same lamination table in m rows and n columns for lamination, and the second mechanical hand simultaneously grabs corrected mxn second pole pieces from the second position correction platform and simultaneously places m×n second pole pieces on a separator on the same lamination table in m rows and n columns for lamination. By simultaneously laminating m×n pole pieces on the same lamination table in an arrangement of m rows and n columns, multiple pole pieces can be stacked at one time, so as to improve the lamination efficiency.
Resumen de: US2025246665A1
A battery manufacturing method according to an embodiment includes a first operation of acquiring pattern indicator data and measurement data and/or inspection data for an electrode sheet having patterns in which coated portions and uncoated portion are repeatedly arranged, and the pattern indicator data includes representing positions of the patterns at the electrode sheet; a second operation of associating the measurement data and/or inspection data with the pattern indicator data; and a third operation of generating inter-process monitoring data by matching the pattern indicator data for each process of a plurality of processes so as to correspond to a same physical position of the electrode sheet.
Resumen de: US2025246676A1
A method is provided for forming a lithium aluminium oxide phosphate (LAPO) solid electrolyte film. The comprises: depositing an aqueous precursor solution onto a substrate to form a deposited film; and annealing the deposited film to form the LAPO solid electrolyte film. The precursor solution contains lithium and aluminium in a molar ratio of at least 2.6:1.
Resumen de: US2025246782A1
A battery pack may include a plurality of battery cells arranged in an array and a plurality of bus bars. Each bus bar of the plurality of bus bars may be configured to electrically couple a pair of battery cells in series by attaching to a positive terminal of a first battery cell and a negative terminal of a second battery cell. Each bus bar of the plurality of bus bars may include at least one bypass structure configured to be electrically coupled to a bypass wire. When the bypass wire is electrically coupled to a pair of bus bars, the bypass wire enables at least one battery cell of the plurality of battery cells to be bypassed.
Resumen de: US2025246740A1
An energy storage cabinet comprises a housing, an energy storage module, and a battery management device. An accommodating space is defined in the housing, and the energy storage module is arranged in the accommodating space. The battery management device is arranged in the accommodating space, the battery management device is used for managing the energy storage module, and the battery management device comprises a supporting frame and a plurality of electrical elements. The supporting frame is arranged with an open side, and the plurality of electrical elements are mounted on the open side.
Resumen de: US2025246672A1
This application relates to the technical field of lithium-ion batteries, in particular to a lithium-ion battery electrolyte solution, a secondary battery, a battery module, a battery pack, and an electrical device. The lithium-ion battery electrolyte solution includes a lithium salt, an organic solvent and an additive. The additive includes acompound represented by Formula I: where R1 to R4 are each independently selected from a hydrogen atom, a halogen atom, a nitrate ester group, a nitrite ester group, a substituted or unsubstituted C1 to C12 alkyl, and a substituted or unsubstituted C1 to C12 alkoxy, provided that at least one of R1 to R4 is a nitrate ester group. This application solves the problems of poor solubility of existing additives and low conductivity of a formed solid electrolyte interphase (SEI).
Resumen de: US2025246735A1
A vehicle substructure includes: a battery cell; a housing case having an opening and accommodating the battery cell; a cover attached to the housing case in a state of covering the opening; a junction box, provided on top of the cover, for controlling the battery cell; a supply pipe for supplying a refrigerant for cooling the junction box and the battery cell; a first member covering the supply pipe, a second member for blocking an opposing surface where the supply pipe and the junction box face each other; and a third member for blocking an opposing surface where the supply pipe and the battery cell face each other.
Resumen de: US2025243232A1
The present invention provides ionic liquids (ILs) comprising a carbohydrate anionic moiety and a cationic counter-ion moiety (Q+) and methods for producing and using the same. In one particular embodiment, the carbohydrate anionic moiety portion of ILs of the present invention is of the formula:G-L− Iwherein G is selected from the group consisting of a monosaccharide, a disaccharide, a trisaccharide, and a derivative thereof; and L is a moiety selected from the group consisting of:wherein each of Ra, Rb, and Rc is independently hydrogen, C1-18 alkyl, or C2-20 mono- or di-unsaturated alkenyl; A− is —CO2−, —PO3H−, or —SO3−; and each of * marked carbon atom is independently a chiral center when said carbon atom has four different groups attached thereto.
Resumen de: US2025242706A1
An apparatus may include a substrate. The apparatus may also include a first charger terminal disposed on the substrate, including silver, and configured to apply a first electric potential to a first battery terminal of a battery. The apparatus may additionally include a second charger terminal disposed on the substrate, comprising silver, and configured to apply a second electric potential to a second battery terminal of the battery.
Resumen de: US2025243084A1
The present disclosure is intended to provide a production method for a positive electrode active material with reduced degradation in resistance property. The technology disclosed herein relates to a production method for a positive electrode active material after sintering, the method comprising: a preparation step of preparing an end material that includes a positive electrode composite material including a positive electrode active material for a secondary battery and a binder containing fluorine; and a sintering step of sintering the positive electrode composite material in a container, wherein the sintering step is performed with magnesium hydroxide present in the container. Consequently, a positive electrode active material with reduced degradation in resistance property is achieved.
Resumen de: US2025243081A1
A manganese iron oxide and a preparation method thereof, and a preparation method for lithium manganese iron phosphate cathode materials are provided. The preparation method for the manganese iron oxide includes the following steps: Configuring a mixed salt solution containing the first complexing agent, antioxidant, manganese salt, and iron salt; mixing the mixed salt solution, the second complexing agent, oxidant and deionized water to undergo a complexation-oxidation-precipitation reaction, filtering, washing, and drying a precipitate obtained after the reaction to obtain a manganese iron oxide. The preparation methods for the manganese iron oxide and lithium manganese iron phosphate cathode materials are simple, the physical and chemical indexes of the product are controllable, the raw materials are easy to obtain, the cost is low, the reaction conditions are mild, the corrosion resistance requirements of the equipment are not high, the technical difficulty is low, and it is easy to scale production.
Resumen de: US2025243107A1
The present invention relates to a glass ceramic including: lithium (Li); an element M; phosphorus (P); oxygen (O); and at least one element selected from boron (B) and silicon (Si), in which the element M includes at least one element selected from the group composed of zirconium (Zr), hafnium (Hf), tin (Sn), samarium (Sm), niobium (Nb), tantalum (Ta), tungsten (W), and molybdenum (Mo), and in an X-ray diffraction pattern of the glass ceramic, a maximum peak occurring in a range of 2θ=20° to 30° is derived from a monoclinic crystal structure, and a half width of the maximum peak is 0.10° or more.
Resumen de: US2025246785A1
An electrode assembly includes a first electrode, a separator, and a second electrode sequentially stacked. The first electrode includes a current collector and a first active material layer and a second active material layer each provided on first and second surfaces of the current collector. One end portion of the first electrode includes a single-sided coated portion where the first active material layer is provided on the first surface of the current collector and the second active material layer is not provided on the second surface. The electrode assembly includes a swelling tape covering a boundary between the first active material layer of the single-sided coated portion and the uncoated portion.
Nº publicación: US2025246786A1 31/07/2025
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: US2025246786A1
An electrode assembly of a rechargeable battery includes a positive electrode plate, a negative electrode plate, and a separator positioned between the electrode plates. Each of the electrode plates includes an electrode substrate, a first active material layer formed on a first surface of the electrode substrate, a second active material layer formed on a second surface of the electrode substrate, a first lamination tape attached to an end portion of the first active material layer, and a second lamination tape attached to an end portion of the second active material layer. The first lamination tape and the second lamination tape each include a protruding portion that protrudes beyond an end of the electrode substrate.
BOPI
Sede Electrónica
