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1601
resultados
Última actualización
20/03/2026 [07:15:00]
Resultados 1125 a 1150 de 1601
Resumen de: US20260062309A1
A vanadium oxide of the present disclosure is represented by a composition formula (1) Li(3+x+α−y)FeyV(1−x)MxO(4+(α/2)+y). In the composition formula (1), 0≤a<1.0, 0≤x<1.0, and 0
Resumen de: US20260062093A1
ProblemTo provide a battery holder, a mobile supply system, and a mobile supply method for providing at least one of mobile objects placed at a station to a user, which allow the user to easily recognize a location of the mobile object to be provided to the user.SolutionA battery holder 36 for attaching a battery 7 to a mobile object 2, comprises a notification device 39 for providing a notification signal to outside of the battery holder when receiving a wireless signal that corresponds to the notification device.
Resumen de: WO2026044552A1
A positive electrode active material and a preparation method therefor and the use thereof. The positive electrode active material comprises a ternary material, which comprises a compound having a chemical formula of Lia(NixCoyMz)O2, wherein 0.9≤a≤1.1, 0.5≤x＜1, 0＜y≤0.5, 0＜z≤0.5, x+y+z=1, and M comprises Mn, Al, etc. The ternary material satisfies: (1) φ=V1/(V1+V2), and 0.01≤φ≤0.1; and (2) 100≤h003≤250, wherein φ represents the pore volume filling factor of the ternary material, V1 represents the total pore volume of nitrogen adsorption in the ternary material, in cm3/g, V2 represents the total skeletal volume of the ternary material, in cm3/g, and h003 represents the number of stacked layers of the (003) crystal plane of the ternary material in the X-ray diffraction pattern, in layers.
Resumen de: WO2026044539A1
Disclosed in the present application are a portable energy storage device and an energy storage system. The portable energy storage device comprises a housing assembly, a battery cell group, and a circuit board assembly, wherein the housing assembly has a first direction and a second direction perpendicular to each other; the cell group is arranged inside the housing assembly, and comprises a plurality of battery cells arranged in the second direction, each battery cell being of a cuboid structure, each battery cell having two small faces opposite each other in the first direction and also having two large faces opposite each other in the second direction, and the area of the large faces being greater than the area of the small faces; and the circuit board assembly is arranged inside the housing assembly, and is located on the side where the small faces of the battery cells are located, and the circuit board assembly is electrically connected to the battery cells of the battery cell group.
Resumen de: WO2026045078A1
Provided in the present application are a lithium-ion battery and a preparation method therefor, a positive electrode sheet and an electric device. The lithium-ion battery comprises a positive electrode sheet; the positive electrode sheet comprises a positive electrode active layer; and the components of the positive electrode active layer comprise a positive electrode active material, a dispersing agent and a softening agent. The dispersing agent comprises a hydrogenated butadiene-acrylonitrile rubber, and the softening agent comprises a compound containing a linear chain segment. The positive electrode sheet in the lithium-ion battery has relatively good flexibility and does not easily crack, and the resistance of a film of the battery is also low.
Resumen de: US20260061237A1
A battery structure includes a plurality of battery cells including electrodes and separators; a casing part defining an internal space configured to accommodate the battery cells; a piping line having a flow path formed therein, the piping line being connected to one side of the casing part; and a fluid storage part connected to one side of the piping line and configured to store an electrically insulative fire extinguishing fluid. The piping line is configured to deliver the fire extinguishing fluid from the fluid storage part into the internal space of the casing part in response to a thermal or pressure condition within the casing part.
Resumen de: US20260061235A1
An all-solid-state battery including a battery body including a negative electrode layer, a positive electrode layer, and a solid electrolyte layer between the negative electrode layer and the positive electrode layer; a case accommodating the battery body; and a fire-extinguishing agent inside the case, wherein the fire-extinguishing agent is configured to produce a solid aerosol.
Resumen de: US20260066828A1
A rotor assembly and motor having the rotor assembly is described. The rotor assembly includes a rotor core formed from a plurality of rotor sheets, each rotor sheet having a cross section shape defining a plurality of magnet retaining tabs, the magnet retaining tabs defining a magnet receiving gap and at least one magnet shaped to be installed within the magnetic receiving gap.
Resumen de: US20260066841A1
A system for supplying power to power consuming devices includes a portable battery pack including one or more rechargeable batteries enclosed in a pouch and a generator operable to convert kinetic energy to electrical energy. The one or more batteries include at least one battery element and a battery cover including one or more channels to accommodate wires of one or more flexible omnidirectional leads and a compartment sized to receive the at least one battery element.
Resumen de: US20260066822A1
A power module includes inverter switches that are configured to control supply of current to a plurality of stator coils of a motor. A control module of the power module is configured to invoke supply of an amount of current to the motor by the inverter switches according to a current command while maintaining a rotor of the motor substantially still. For example, the control module may be configured to generate a ripple torque command alternating between positive and negative at a predefined period. The control module further generates a feedback torque command according to a feedback speed of the rotor in order to drive the speed of the rotor toward zero. The feedback torque command may be combined with the ripple torque command to obtain a total torque command.
Resumen de: US20260066342A1
Provided is an oxide-based solid electrolyte powder including a base powder, and a coating layer on a surface of the base powder, wherein the coating layer including a Li—Al—O compound, and a method for manufacturing an oxide-based solid electrolyte sintered body including coating a base powder with a material comprising a Li—Al—O compound to form a coated powder, and sintering the coated powder, wherein the sintering is performed without a mother powder.
Resumen de: US20260066336A1
An aluminum battery including an electrode structure is provided. The electrode structure includes a substrate and a channel layer located on the substrate. A material of the channel layer includes an aluminum chloride. A manufacturing method of an aluminum battery is also provided.
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: 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: WO2025035421A1
Battery management systems (32), removable battery assemblies (30) with the integrated battery management systems (32), and vehicles (100) comprising the same are provided for implementing various runtime calculations disclosed herein. A materials handling vehicle (100) is provided comprising a drive subsystem (20), a removable battery assembly (30), and vehicle control hardware. The removable battery assembly (30) comprises a battery management system (32) that is programmed to (i) input or generate a state of charge signal representing a state of charge SOC of the removable battery assembly (30), (ii) implement a first EWMA signal filter F 1 to calculate a succession ( 0I C, 1I C, 2I C, …) of contemporary current calculations I C, (iii) implement a second EWMA signal filter F 2 to calculate a runtime current I R, wherein the runtime current calculation I R comprises the contemporary current calculations I C from the first EWMA signal filter F 1, and (iv) implement a remaining runtime calculation such that the vehicle control hardware is programmed to respond functionally to a runtime calculation R. The battery-powered materials handling vehicle (100) is programmed to implement a forward-looking remaining runtime calculation R of the onboard battery assembly (30), and respond functionally to the runtime calculation R to create a technical operational effect in the materials handling vehicle (100).
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: 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: WO2026044981A1
A molten-salt-assisted valence-gradient-doped modified single-crystal positive electrode material, and a preparation method therefor and a use thereof. The preparation method comprises the following steps: mixing a transition metal source, a lithium source, a manganese source and a molten salt additive, sequentially performing first sintering and second sintering, and removing the molten salt additive to obtain a doped modified single-crystal positive electrode material precursor; performing tempering treatment on the doped modified single-crystal positive electrode material precursor to obtain a molten salt-assisted valence-gradient-doped modified single-crystal positive electrode material. The prepared doped modified single-crystal positive electrode material can effectively avoid capacity loss of the material, significantly reduce lattice mismatch during lithium deintercalation/intercalation, and alleviate volume strain during charging and discharging. Moreover, the formed M-O bond can enhance the structural stability of the material and inhibit the formation of micro-cracks in the material. The preparation method for the positive electrode material facilitates industrial application, and provides an idea for commercial modified positive electrode materials.
Resumen de: WO2026045155A1
The present application discloses a battery cover, a battery, a battery pack, and an electric device. The battery cover comprises a cover body, the cover body comprises a metal cover plate and an insulating ring, the metal cover plate is connected to one end of the insulating ring, and the other end of the insulating ring is used for being connected to a case of a battery. In the extension direction of a battery cell of the battery, the insulating ring is provided with a first protrusion, and the first protrusion is used for insulating a tab from the case. The first protrusion on the insulating ring effectively provides an insulating barrier to prevent a potential short circuit between the tab and the case, further enhancing the safety performance of the battery.
Nº publicación: WO2026045138A1 05/03/2026
Solicitante:
BYD COMPANY LTD [CN]
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Resumen de: WO2026045138A1
An electric device, comprising a battery assembly. The battery assembly is provided with a heat-absorbing member between any two adjacent battery units, wherein each battery unit includes N cells arranged in sequence, N≥1, the heat-absorbing member includes a heat-absorbing main material, and the mass of the heat-absorbing main material satisfies a relational expression defined in the present application, thereby ensuring that the heat-absorbing member can effectively suppress thermal diffusion from a cell undergoing thermal runaway, without significantly reducing the space utilization rate of the battery assembly.
BOPI
Sede Electrónica
