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1108
resultados
Última actualización
24/08/2025 [07:19:00]
Resultados 175 a 200 de 1108
Resumen de: WO2025173565A1
This storage battery replacement assisting method is for: estimating the deterioration state of a plurality of storage batteries; selecting, from among the plurality of storage batteries and on the basis of the estimated deterioration state, a storage battery for which replacement is to be recommended; and performing notification of information indicating the selected storage battery.
Resumen de: WO2025173564A1
This operation management method involves: acquiring, as state information, information indicating the use state, in a certain time period, of a plurality of storage batteries respectively mounted on a plurality of storage battery-mounted devices; inferring, on the basis of the acquired state information, the deterioration state of each of the plurality of storage batteries; and outputting, on the basis of the inferred deterioration state, an index indicating the operation load amount of each of the plurality of storage battery-mounted devices.
Resumen de: WO2025173462A1
Provided is a temperature control device that is capable of properly adjusting the temperature of each one of a plurality of test objects, and allows the plurality of test objects to be simultaneously tested for a plurality of temperature settings using a test device having a simple structure. A temperature control device 1 of the present invention controls the temperature of a plurality of test objects 9 and performs an evaluation test thereon. The temperature control device 1 includes a holder 8 for storing the plurality of test objects 9, and a heat exchange plate 2 through which a temperature-controlled heat medium circulates. The temperature of the heat medium flowing into the heat exchange plate 2 is controlled to a predetermined temperature by changing the ratio of the heat medium from a high-temperature-side heat medium tank 5a and the heat medium from a low-temperature-side heat medium tank 5b.
Resumen de: US2025266519A1
In a battery monitoring apparatus, detection paths electrically connect respective unit batteries to a monitoring IC. At least one resistor is mounted on each detection path, and discharge switches are located to be closer to the monitoring IC than the at least one resistor is. Each detection path is arranged to extend from the monitoring IC to an edge of the circuit board. For at least one combination of two adjacent detection paths selected from all the detection paths, a center position of the at least one resistor mounted on one of the two adjacent detection paths is arranged to be offset relative to a center position of the at least one resistor mounted on the other of the two adjacent detection paths in a specific direction. The specific direction is defined as a direction from the monitoring IC toward the edge of the circuit board.
Resumen de: US2025266440A1
A positive electrode active material for non-aqueous electrolyte secondary batteries according to one example of an embodiment comprises a lithium-containing composite oxide that is secondary particles in which primary particles are aggregated. The lithium-containing composite oxide exhibits not fewer than 300 voids per 76.46 μm2, an average void perimeter length of not more than 600 nm, and a porosity of not more than 0.15%, as determined by observation of a secondary particle cross-section.
Resumen de: US2025266517A1
Aspects of the present disclosure involve methods, which may be to manage control of a battery such as through charging, comprising obtaining a value indicative of at least one of a dynamic state of equilibrium, periodic behavior, quasi-periodic behavior, chaotic behavior and random behavior of a battery, which may involve electrodynamic parameters of Lyapunov Exponent, Correlation Dimension, Sample Entropy and Hurst Exponent, among others, the value obtained from a voltage measurement or a current measurement from the battery, and based on the value, operating the battery to maintain the battery within one of the dynamic states.
Resumen de: US2025266461A1
An object of the present disclosure is to provide an electrode mixture that can improve battery capacity, and a battery comprising the electrode mixture. The electrode mixture of the disclosure comprises hard carbon. The electrode mixture of the disclosure comprises a metal oxide. The metal element constituting the metal oxide is a period 4 d-block element, and the ratio of the mass of the metal oxide with respect to the total mass of the hard carbon and metal oxide is less than 10 mass %. The battery of the disclosure comprises a negative electrode collector layer, negative electrode active material layer, electrolyte layer, positive electrode active material layer and positive electrode collector layer in that order, and either the negative electrode active material layer or the positive electrode active material layer comprises an electrode mixture of the disclosure.
Resumen de: US2025266532A1
A battery pack to be installed in an electric mobile object includes a battery cell, and a cold storage member configured to cool the battery cell. The cold storage member includes a supporter that has a wall defining a space therein, a cold storage material that is disposed in the space and supported by the supporter, and a beam that bridges the wall. The supporter and the beam are made of a material that has a better thermal conductivity than the cold storage material.
Resumen de: US2025266533A1
Provided are metal-air scavenger systems that use metal surfaces to harvest energy for powering microelectronic devices; such devices can be attached to exposed metal surfaces and then generate power by electrochemically oxidizing the metal surface. The disclosed devices can be configured to effect relative motion between the device and the metal, thus allowing the device to utilize a metal surface to generate power and also allowing the device to feed metal to itself to generate power.
Resumen de: US2025266489A1
A rechargeable battery of the present disclosure includes an electrode assembly comprising a plurality of electrodes stacked together and having a separator disposed between respective ones of the plurality of electrodes, and an adhesive member disposed at at least two of corner parts of the electrode assembly and attached to cover an upper surface, side surface, and lower surface of the electrode assembly.
Resumen de: US2025266426A1
An electrochemical apparatus includes a negative electrode plate. The negative electrode plate includes a negative electrode active material. The negative electrode active material includes silicon particles and graphite particles; based on a mass of the silicon particles, a mass percentage of the silicon element is A; in the negative electrode plate, based on a total quantity of the silicon particles and the graphite particles, a quantity proportion of the silicon particles is D, and a quantity proportion of the graphite particles is E; and the electrochemical apparatus has a capacity of B mAh when discharged from a rated full-charge voltage to 3.0 V at a rate of 0.2C, and has a capacity of C mAh when discharged to 2.75 V; where (1.69+8.34A)*D+E/(0.42+9.6A)*D+E>C/B>(0.56+9.46A)*D+E/(0.42+9.6A)*D+E.
Resumen de: US2025266499A1
Provided are a non-aqueous electrolyte solution for a lithium secondary battery, which includes a lithium salt, an organic solvent, and a compound represented by Formula 1, and a lithium secondary battery including the same;wherein all the variables are described herein.
Resumen de: US2025266422A1
Methods for making solid state battery apparatus are provided. The method comprises continuously supplying a first composite sheet comprising a cathode layer and a solid electrolyte layer formed on the cathode layer. The method comprises continuously supplying an aluminum-containing sheet over the first composite sheet such that the aluminum-containing sheet is placed on the solid electrolyte layer of the first composite sheet. The method comprises continuously roll-bonding the aluminum-containing sheet and the first composite sheet to provide a second composite sheet comprising the cathode layer. The method comprises continuously supplying, over the second composite sheet, a third composite sheet comprising a lithium-containing layer and a conductive layer. The method comprises continuously roll-bonding the second composite sheet and the third composite sheet such that the lithium-containing layer and the aluminum-containing layer are compressed together to form a prelithiated anode.
Resumen de: US2025266494A1
The present disclosure provides additive materials to be added to sulfide-containing solid electrolyte materials for use in solid state batteries, solid state batteries using such additive materials in their solid electrolyte materials, and methods of making such solid state batteries. The additive materials provided herein allow the solid state batteries using such additive materials to operate under relatively lower pressures compared to solid state batteries without such additive materials.
Resumen de: US2025266420A1
Aspects of the disclosure include a tempo-spatial manipulation of ultrasonics (TSMU) for solid-state battery manufacturing and solid-state batteries manufactured using the same. An exemplary vehicle includes an electric motor and a battery pack electrically coupled to the electric motor. The battery pack includes a solid-state battery cell that includes an anode having a major surface, a solid electrolyte in direct contact with the anode, and an interface between the anode and the solid electrolyte. The interface is subjected to TSMU including a first ultrasonics phase at an emission angle parallel to the major surface of the anode, a second ultrasonics phase at an emission angle orthogonal to the major surface of the anode, and a third ultrasonics phase at an emission angle parallel to the major surface of the anode, thereby reducing an air gap between the anode and the solid electrolyte at the interface.
Resumen de: US2025263537A1
A curable composition capable of securing a waiting time after curing starts, and efficiently controlling the relevant waiting time is provided. The curable composition also controls a curing rate after the waiting time to suit the application. A battery module, a battery pack or an automobile comprising a cured product of the curable composition is also provided.
Resumen de: US2025263307A1
Improved methods for preparing lithium nickel manganese cobalt oxide particulate are disclosed for use in lithium batteries and other applications. The methods involve triturating and heating steps that produce single-phase rock-salt precursor particulate from which the lithium nickel manganese cobalt oxide particulate can be readily prepared. Advantageously, the triturating step can involve dry, lower energy procedures that take less time to prepare precursor particulate than previous methods. The methods therefore can be simpler, faster, and can reduce contamination in the product. Also disclosed is the optional use of novel biphasic precursor particulate in the preparation methods.
Resumen de: US2025263306A1
The present invention provides a process for preparing a high-purity nickel sulphate solution, comprising the steps of: i. forming an aqueous mixed metal sulphate solution by reacting sulphuric acid with a raw material feed comprising nickel, manganese, cobalt, and magnesium in an aqueous medium; ii. extracting manganese from said aqueous mixed metal sulphate solution, thereby obtaining a first aqueous raffinate comprising nickel, cobalt and magnesium, and a manganese-rich organic phase; iii. extracting cobalt from said first aqueous raffinate, thereby obtaining a second aqueous raffinate comprising nickel and magnesium, and a cobalt-rich organic phase; and iv. extracting magnesium from said second aqueous raffinate solution, thereby obtaining a high-purity nickel sulphate solution, and a magnesium-rich organic phase.
Resumen de: US2025263312A1
A liquid treatment loop system for dissociating and removing brine compositions found in wastewater and producing clean water for freshwater and potable water applications. The system includes an acoustic source process cell stage (SPCS) operatively in communication with a continuous stream from a fluid source. The SPCS is configured to eviscerate contaminants in the continuous fluid stream in at least one treatment process. The SPCS is also configured to separate the eviscerated contaminants from the continuous fluid stream to provide permeated water in the at least one treatment process. The system includes at least one mining process cell stage (MPCS) operatively in communication with SPCS. The at least one MPCS is adapted to receive the eviscerated contaminants from the SPCS. The system includes at least one permeate outlet operatively in communication with SPCS, wherein the at least one permeate outlet is adapted to receive the permeated water from the SPCS.
Resumen de: US2025266529A1
A battery pack includes a plurality of battery cells, a tab that connects the battery cells, and a channel that is formed inside the tab and through which a refrigerant for cooling the battery cell flows.
Resumen de: US2025266470A1
Electro-energy or electro-synthetic cells whose architectures allow them to be readily stacked into a cell stack. The cells include polymeric cell frames that incorporate within them, functional materials, such as an inter-electrode separator, electrodes, metallic bipolar plates, and the like. For example, an electro-energy or electro-synthetic cell includes a polymeric cell frame, a first electrode and a second electrode, and an inter-electrode separator positioned between the first electrode and the second electrode. A compressive component is positioned adjacent to the first electrode. The compressive component may be a metallic bipolar plate compressive component and/or a metallic porous transport layer compressive component. In one example the polymeric cell frame is sealed to the metallic bipolar plate by a polymer-to-metal join. In another example at least one polymeric structural locating component locates the metallic bipolar plate against the polymeric cell frame. A cell stack includes a plurality of the cells.
Resumen de: US2025266455A1
This negative electrode is provided with a negative electrode current collector, and a negative electrode mixture layer formed on the negative electrode current collector, wherein: the negative electrode mixture layer comprises a first layer arranged on the negative electrode current collector, and a second layer arranged on the first layer; the second layer includes graphite particles A having a particle internal porosity of at most 10%: the first layer includes graphite particles B having a particle internal porosity of more than 10%; and the second layer has a water contact angle of at most 50°.
Resumen de: US2025266531A1
Disclosed are battery cells and battery modules including a battery cell. The battery cells and battery modules are capable of releasing a high-temperature/high-pressure gas if thermal runaway occurs in a battery cell so as to protect other battery cells. The battery module includes a battery cell including a safety vent on a top surface thereof, a case configured to accommodate the battery cell, and an insulating cover disposed on a top surface of the battery cell and including a section disposed on the safety vent, wherein the section includes a notch.
Resumen de: US2025266453A1
This negative electrode material for a lithium ion secondary battery may include a composite particle, a silicon carbide layer, and a coating layer. The composite particle may include amorphous carbonaceous particles and amorphous silicon particles having an average primary particle size of 1 nm or more and 50 nm or less. The silicon carbide layer may be located between the composite particle and the coating layer. A film thickness of the silicon carbide layer may be 1 nm or more and 100 nm or less. The coating layer may include a compound of magnesium or fluorine.
Nº publicación: US2025266552A1 21/08/2025
Solicitante:
CONTEMPORARY AMPEREX TECH HONG KONG LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED
Resumen de: US2025266552A1
A battery includes a battery pack and a reinforcing member. The battery pack includes multiple battery cells stacked along a first direction; and the reinforcing member extends along the first direction; where the reinforcing member is disposed on at least one side of the battery pack along the first direction, and the reinforcing member is connected to the battery pack.
BOPI
Sede Electrónica
