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1626
resultados
Última actualización
10/03/2026 [07:11:00]
Resultados 175 a 200 de 1626
Resumen de: US20260066381A1
Examples of the disclosure include an electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the electrode. The electrode for a rechargeable lithium battery includes a functional layer including a boron nitride nanosheet and a boron nitride nanotube.
Resumen de: US20260066378A1
A control method for cooling an energy storage device, the control method including obtaining, by a battery management system (BMS), outside air temperature data, charge rate setting data, and noise limit criteria data associated with an energy storage device including a plurality of battery cells, calculating, by the BMS, a first control value for controlling a cooling unit of the energy storage device based on the outside air temperature data and the charge rate setting data, calculating, by the BMS, a second control value for controlling the cooling unit based on the noise limit criteria data, determining, by the BMS, a final control value based on the first control value and the second control value, and outputting, by the BMS, the determined final control value.
Resumen de: US20260066383A1
A thermal interface material coating method for battery cells is disclosed. According to the present invention, a coating system comprising a rotating mechanism, a slot die coater and a substrate is provided so as to be adopted for coating a TIM material onto at least one battery cell. Particularly, the substrate is a meshed plate including a plurality of pores. As such, in case of a coating fluid flow rate of a slit nozzle of the slot die coater, a rotation speed of the rotation mechanism, a thickness of the substrate, and a pore size of the substrate all having been properly designed, it is able to form a TIM film having a laterally-uniform thickness on the battery cell by using the coating system.
Resumen de: US20260066372A1
Embodiments described herein relate to removal of aluminum impurities from battery waste. In some aspects, a method for removing aluminum impurities includes preprocessing a quantity of battery waste to improve removal of aluminum impurities from the quantity of battery waste. The method further includes removing at least a portion of the aluminum impurities from the quantity of battery waste, modifying the removed aluminum impurities to form a coating precursor and/or a doping precursor, and applying the coating precursor and/or the doping precursor to an electrode material. In some embodiments, the method further includes characterizing the aluminum impurities in the quantity of battery waste and regenerating the electrode material. In some embodiments, the removing can be via sieving, cyclone separation, air separation, elutriation, and/or dissolution. In some embodiments, the doping precursor can include aluminum hydroxide (Al(OH)3). In some embodiments, the regenerating includes applying a heat treatment to the electrode material.
Resumen de: US20260066284A1
Disclosed is an electrode precursor composition suitable for preparing a gel electrode, the composition containing an organic solvent, an alkali metal salt, and two or more polymers, the two or more polymers including at least an electronically insulating polymer and an electronically conductive polymer, wherein the electronically conductive polymer is present in a smaller volume fraction than the electronically insulating polymer.
Resumen de: US20260066388A1
A battery module includes: a plurality of battery cells arranged in parallel in a first direction; a housing accommodating the plurality of battery cells; and a fire-extinguishing pipe in the housing and extending in the first direction. The fire-extinguishing pipe includes a plurality of metal knitting yarns between an inner surface and an outer surface of the fire-extinguishing pipe, and the plurality of metal knitting yarns extend in the first direction and are spaced apart from one another in a circumferential direction of the fire-extinguishing pipe.
Resumen de: US20260066389A1
A battery module cooling system including an inlet into which cooling fluid is introduced, a first parallel system configured by connecting n battery modules in parallel to which the cooling fluid introduced from the inlet is supplied, a second parallel system configured by connecting m battery modules in parallel, with m being a number less than n, to which the cooling fluid flowing out from the first parallel system is supplied, a third parallel system configured by connecting s battery modules in parallel, with s being a number less than m, to which the cooling fluid flowing out from the second parallel system is supplied, and an outlet through which the cooling fluid that has passed through the third parallel system flows out.
Resumen de: US20260066377A1
A vehicle including a battery pack having a plurality of battery cells and a battery pack thermal management system configured to exchange heat with the plurality of battery cells. The battery pack thermal management system includes a plurality of cold-plates through which a coolant circulates therethrough for each of the plurality of battery cells, at least one pump for circulating the coolant through the plurality of cold-plates, and controller in communication with the pump. The battery pack includes at least one sensor is configured to generate and communicate to the controller a signal indicative of a change in resistance or capacitance when exposed to moisture, wherein upon receipt of the signal indicative of the change in resistance or capacitance from the at least one sensor, the controller is configured to cease operation of the at least one pump to cease circulation of the coolant through the plurality of cold-plates.
Resumen de: US20260066374A1
One aspect provides a battery cooling pouch including a first thin film sheet defined as a first cooling fin having a first major surface to contact a battery cell, a second thin film sheet defined as a second cooling fin having a first major surface, and a panel insert of a polymeric material, wherein perimeter edges of the first and second thin film sheets are sealed to confine the panel insert between the first and second thin film sheets, the panel insert having a major surface defining coolant flow grooves exposed to the first thin film sheet to form coolant flow channels. The cooling pouch includes at least one interior seal between at least a portion of the first thin film sheet and the major surface of the panel insert to direct a coolant fluid through the coolant flow channels.
Resumen de: US20260066373A1
An energy storage system includes a module unit comprising the plurality of battery modules. The plurality of battery modules each accommodates a plurality of cell units. Each of the plurality of cell units comprise a plurality of battery cells arranged in a first direction and are arranged in a second direction, perpendicular to the first direction. A pipe portion is connected to a fire extinguishing tank storing a fire extinguishing agent and extends into the module unit. The pipe portion includes a main pipe extending from the fire extinguishing tank and a sub-pipe branched from the main pipe. One end of the sub-pipe is connected to a first branch point of the main pipe, and another end of the sub-pipe is connected to a second branch point of the main pipe. The sub-pipe extends to pass through all the plurality of battery modules.
Resumen de: US20260066274A1
This invention relates to particulate electroactive materials consisting of a plurality of composite particles, wherein the composite particles comprise: (a) a porous conductive particle framework including micropores and/or mesopores having a total volume of at least 0.4 to 2.2 cm3/g; (b) an electroactive material disposed within the porous conductive particle framework; and (c) a lithium-ion permeable filler penetrating the pores of the porous conductive particle framework and disposed intermediate the nanoscale silicon domains and the exterior of the composite particles.
Resumen de: US20260066258A1
A method for producing an electrode of a solid battery including at least the following steps: a production of an electrode on a support, the electrode having an upper face opposite the support, the electrode having at least one cavity extending in a hollow section from its upper face, a formation of an ionically insulating layer, called barrier layer, on the upper face of the electrode and in the at least one cavity, then a removal of the barrier layer, so as to expose the upper face of the electrode, while leaving in place the portion of the barrier layer extending into the at least one cavity.
Resumen de: US20260062295A1
The invention relates to a composition comprising a salt composed of a sodium cation and an anion of formula (II):wherein R1 and R2 independently represent a fluorine atom or a perfluorinated group, the composition having an acetamide content of from 0.1 to 1000 ppm by weight. The invention also relates to a process for preparing this composition and to an electrolyte comprising same.
Resumen de: US20260066442A1
An energy storage assembly device for an aerosol generation device includes a housing intended for housing a battery; a vent component configured to vent pressurized gases from within the housing upon a predetermined pressure in the housing; whereby the housing has an elongated shape; and the housing includes on a circumference of the housing at a first extremity which is free on the inside from being filled by the battery, a first plurality of holes blinded by a blinding member, the first plurality of holes and the blinding member each being part of the vent component.
Resumen de: US20260066357A1
An energy storage element includes an electrode-separator assembly in the form of a cylindrical winding having an anode, a separator, and a cathode. The anode includes a ribbon-shaped anode current collector with longitudinal edges and a free edge strip. The cathode includes a ribbon-shaped cathode current collector with longitudinal edges and a free edge strip. The energy storage element further includes a housing closed in an airtight and liquid-tight manner. A first longitudinal edge corresponding to a first free edge strip forms an area on which a metal part covering a first end face of the cylindrical winding lies flat, and a bottom of the housing includes an aperture into which a projection of the metal part is inserted or through which the projection protrudes.
Resumen de: US20260066396A1
The present disclosure provides a busbar for a battery pack having a plurality of battery cells separated by respective thermal barriers. The busbar is configured to provide electrical connection between battery cells within the battery pack by way of electrical connection arrangements. The busbar further comprises a plurality of channels, each channel configured to receive a thermal barrier. Each channel includes a first portion sized to accommodate a thermal barrier and a second portion adjacent an opening of the channel which is wider than the first portion of the channel such that, during assembly of the busbar into a battery pack, the second portion of each channel is configured to guide a thermal barrier into the respective channel.
Resumen de: US20260066278A1
A cathode for a lithium secondary battery according to embodiments of the present disclosure includes a cathode current collector, a first cathode active material layer disposed on at least one surface of the cathode current collector and including lithium metal phosphate particles, and a second cathode active material layer disposed on the first cathode active material layer and including lithium-transition metal oxide particles, wherein the content of the lithium-transition metal oxide particles, based on the total weight of the lithium metal phosphate particles and the lithium-transition metal oxide particles, is 20 wt % to 70 wt %.
Resumen de: US20260066275A1
An electrode assembly includes a first electrode plate including a first substrate and a first composite portion on the first substrate, a second electrode plate including a second substrate, a second composite portion on the second substrate, and a lithium coating layer on the second substrate, and a separator between the first electrode plate and the second electrode plate.
Resumen de: US20260066273A1
Some variations provide an anode material comprising: silicon monoxide in the form of first particles; and lithium vanadium oxide (LVO) with a composition given by LiaVbOc, wherein a=0.1-10, b=1-3, c=1-9, wherein the LiaVbOc is capable of being reversibly lithiated, wherein the LVO is present in the form of second particles that are physically mixed with the first particles. Other variations provide an anode material comprising: a Si/C composite in the form of first particles; lithium vanadium oxide in the form of second particles, wherein the first particles and the second particles are physically mixed together, wherein the Si/C composite is present in a Si/C concentration from about 1 wt % to about 99 wt %, and wherein the LVO is present in a LVO concentration from about 1 wt % to about 99 wt %. Examples are provided, demonstrating the utility of the disclosed technology.
Resumen de: US20260066271A1
A cathode active material for a lithium secondary battery, a cathode for a lithium secondary battery including the same, and a lithium secondary battery are provided. The cathode active material for a lithium secondary battery includes: a first cathode active material including a lithium-nickel metal oxide in the form of a single particle; and a second cathode active material including lithium manganese iron phosphate. Accordingly, a lithium secondary battery with improved cell safety and high energy density per unit cell volume may be achieved.
Resumen de: US20260066267A1
An electrode for a secondary battery includes a composite substrate including a first substrate and a second substrate, each of the first substrate and the second substrate including a conductive metal material, and an insulating layer between the first substrate and the second substrate, a first active material layer on the first substrate of the composite substrate, a second active material layer on the second substrate of the composite substrate, a first electrode tab coupled to the first substrate of the composite substrate, and a second electrode tab coupled to the second substrate of the composite substrate.
Resumen de: US20260061886A1
A method of controlling a state of charge (SOC) of a battery is provided. The method comprises defining a first SOC threshold of the battery, the first SOC threshold being greater than zero and defining a second SOC threshold of the battery, the second SOC threshold being less than a highest charge capacity of the battery. The first and second SOC thresholds define a battery protection charge range of the battery based on a predetermined battery protection charge range associated with the battery. The method also comprises setting a first configurable SOC threshold of the battery, the first configurable SOC threshold being at least the first SOC threshold; and setting a second configurable SOC threshold of the battery, the second configurable SOC threshold being no greater than the second SOC threshold and greater than the first configurable SOC threshold. A range between the first and second configurable SOC thresholds is defined by a configurable capacity associated with the battery. During charging and/or discharging of the battery, the SOC of the battery is controlled based on the first and second configurable SOC thresholds. The configurable capacity of the battery and the first and second configurable SOC thresholds are updatable upon receiving an update to the configurable capacity of the battery.
Resumen de: US20260063369A1
A ground compaction machine with a machine frame, a ground contacting device mounted movably on the machine frame, a vibration excitation device and an electrical operating component comprising a housing. A method for operating a ground compaction machine. A heat exchanger fluid tank is provided with which a conductive heat exchange takes place between the electrical operating component and a heat exchanger fluid stored in a storage space of the heat exchanger fluid tank.
Resumen de: US20260063375A1
A heat storage and exchanger includes a first fluid conduit, a second fluid conduit, a heat exchanger, and a storage tank. The heat exchanger is configured to transfer heat between the first fluid conduit and the second fluid conduit. The storage tank is configured to receive a thermal storage medium. At least a section of the heat exchanger is arranged in the storage tank to enable a transfer of heat between the heat exchanger and the thermal storage medium.
Nº publicación: US20260063729A1 05/03/2026
Solicitante:
BAYERISCHE MOTOREN WERKE AG [DE]
Bayerische Motoren Werke Aktiengesellschaft
Resumen de: US20260063729A1
A detection device for an electrical energy store of a motor vehicle for detecting a fault of at least one energy store cell of a circuit of energy storage cells of the energy store includes a current sensor for detecting current values of the circuit, a voltage sensor for detecting cell voltage values of the energy store cells, and a storage and evaluation apparatus to receive and temporarily store the current and cell voltage values over a predefined time span, to compare a dynamic of cell voltage profiles obtained from the temporarily stored cell voltage values of a time span with a dynamic of the current profile obtained from the temporarily stored current values of the time span, and to detect, on the basis of the comparison, a fault of at least one energy store cell.
BOPI
Sede Electrónica
