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677
resultados
Última actualización
13/09/2026 [07:11:00]
Resultados 425 a 450 de 677
Resumen de: US20260260952A1
0000 An electrode plate includes a current collector and an active substance layer. The current collector includes a conductive layer. In a thickness direction of the electrode plate, the active substance layer is provided on at least one side of the conductive layer. The conductive layer has a coating portion, the active substance layer is provided on the coating portion, and a melting point of at least part of the coating portion is less than or equal to 300° C. A melting point of at least part of the conductive layer is low, so that when the inside of the battery cell short-circuits in this part, this part of the conductive layer can fuse to disconnect the inside of the battery cell, or after this part fuses, the current flow capacity of part of the conductive layer can be reduced.
Resumen de: US20260261000A1
An energy storage apparatus includes a control module, a plurality of compartment bodies, and a plurality of energy units. The plurality of compartment bodies are arranged in a first direction of the compartment bodies. The plurality of energy units are accommodated in at least one compartment body. The control module is configured to electrically control the plurality of energy units. The dimension of at least one compartment body among the plurality of compartment bodies in the first direction is smaller than the dimension of one standard container in the first direction, the sum of the dimensions of the plurality of compartment bodies in the first direction is larger than the sum of the dimensions of one or more standard containers in the first direction, and the first direction is the length direction, the width direction, or the height direction of the compartment bodies.
Resumen de: US20260260987A1
An energy storage apparatus comprises containers. There are m containers, where m≥2, and the m containers are arranged in the direction of height of the containers. The size of each container in the direction of length thereof is consistent with the size of a standard container in the direction of length thereof, the size of each container in the direction of width thereof is consistent with the size of a standard container in the direction of width thereof, the size of each container in the direction of height thereof is smaller than the size of a standard container in the direction of height thereof, and the sum of the sizes of ml adjacent containers among the m containers in the direction of height thereof is equal to the sum of the sizes of n standard containers in the direction of height thereof.
Resumen de: US20260257934A1
In an ion conductor including cations, anions, and vacancies in a crystal, among the anions, an anion having a largest isotropic atomic displacement parameter has an isotropic atomic displacement parameter of 2 Å2 or more. The cations include conducting ions that are capable of migrating through the crystal and non-conducting ions that remain immobile in the crystal. At each of conduction sites through which the cations migrate, at least one of the conducting ions, the non-conducting ions, and the vacancies is present. A sum of occupancies of the conducting ions, the non-conducting ions, and the vacancies at the conduction sites is 100%, and at the conduction sites, the occupancy of the conducting ions is within a range of 10% to 70%, the occupancy of the non-conducting ions is within a range of 10% to 50%, and the occupancy of the vacancies is within a range of 8% to 50%.
Resumen de: US20260260972A1
An energy storage device includes an electrode assembly in which an electrode plate is wound, a case accommodating the electrode assembly, and a pair of terminals in one or more walls of the case. The electrode assembly has a flat shape including a pair of opposing curved portions and a flat portion connecting the pair of curved portions. The case includes a pair of curved wall portions each facing a respective one of the pair of curved portions of the electrode assembly, and flat wall portions each facing both surfaces of the flat portion of the electrode assembly, the pair of curved wall portions are a first curved wall portion and a second curved wall portion, an inner surface of the first curved wall portion and an inner surface of the second curved wall portion each have a curved shape along the curved portions of the electrode assembly.
Resumen de: US20260260891A1
0000 Provided are a binder and a preparation method thereof, a battery, and a power-consuming device. The binder includes an acrylate polymer, a number-average molecular weight of the acrylate polymer is 10 kDa to 3000 kDa, a molecular structure of the acrylate polymer contains side-chain groups, and the side-chain groups include a fluorine-containing chain segment, a cyano chain segment, and a crosslinkable chain segment, wherein a fluorine element accounts for 3% to 30% by mass in the molecular structure, and a cyano group accounts for 10% to 40% by mass in the molecular structure.
Resumen de: US20260260983A1
A battery pack according to the present disclosure may include a cell array structure including a plurality of battery cells; and a pack case accommodating the cell array structure and configured to support the cell array structure while forming a predetermined venting space below the cell array structure. According to the present disclosure, there may be provided a battery pack in which a venting space for rapid discharge in the event of occurrence of venting gas or flames may be secured at the bottom of the pack case, and at the same time, the cell array structure with a larger area having a high load may be firmly supported in the pack case to limit movement in the thickness direction, thereby being more resistant to vibration or external impact.
Resumen de: US20260260872A1
0000 A positive electrode active material which can improve cycle characteristics of a secondary battery is provided. Two kinds of regions are provided in a superficial portion of a positive electrode active material such as lithium cobaltate which has a layered rock-salt crystal structure. The inner region is a non-stoichiometric compound containing a transition metal such as titanium, and the outer region is a compound of representative elements such as magnesium oxide. The two kinds of regions each have a rock-salt crystal structure. The inner layered rock-salt crystal structure and the two kinds of regions in the superficial portion are topotaxy; thus, a change of the crystal structure of the positive electrode active material generated by charging and discharging can be effectively suppressed. In addition, since the outer coating layer in contact with an electrolyte solution is the compound of representative elements which is chemically stable, the secondary battery having excellent cycle characteristics can be obtained.
Resumen de: US20260257916A1
0000 The invention relates to a method of removing one or more target chlorinated impurities from crude bis(fluorosulfonyl)imide mixture containing a hydrogen (bisfluorosulfonyl)imide compound, and the one or more target impurities so as to create a purified mixture by reacting said crude mixture in the molten phase with water or with an aqueous mineral acid.
Resumen de: US20260260964A1
Provided are a battery pack and a temperature control method. The battery pack includes cells, a box including an accommodating cavity provided with a heat exchange medium and provided with a liquid inlet and a liquid outlet, a support assembly provided in the accommodating cavity and including includes a support plate and a support member, and a lifting assembly. The support plate is capable of abutting against the support member and dividing the accommodating cavity to be a first cavity and a second cavity. The cells are arranged at the support plate and located in the first cavity. The lifting assembly drives the support plate to move to switch between a low-position state in which the support plate abuts against the support member and a high-position state in which a gap is formed between the support plate and the support member to reduce power consumption for heat dissipation.
Resumen de: US20260257584A1
0000 A charging method for a secondary battery includes charging a galvanic cell with a cooling system deactivated for as long as the cell temperature at a potentially hottest point of the galvanic cell is less than a defined activation temperature, where the defined activation temperature depends on a cell type and a starting temperature of the galvanic cell when the charging process is started, charging the galvanic cell with the cooling system switched to full load as soon as the cell temperature at the potentially hottest point reaches the defined activation temperature, and, as soon as a temperature change of the cell temperature at the potentially hottest point reaches zero: reducing a cooling capacity of the cooling system and controlling the cooling capacity such that the cell temperature at the potentially hottest point and/or at a potentially coldest point of the galvanic cell is kept substantially constant.
Resumen de: US20260257924A1
The present invention provides a composite particle, which includes a carbon material and silicon, wherein electrical resistivity is reduced. The present invention includes a composite particle including a carbon material and silicon, wherein a He true density by dry density measurement using helium gas is 1.85 g/cm3 or more and 2.10 g/cm3 or less, a silicon content is 30 mass % or more and 80 mass % or less, an oxygen content is 4.0 mass % or less, and a BET specific surface area is 0.5 m2/g or more and 30.0 m2/g or less.
Resumen de: US20260260882A1
0000 A positive electrode active material, a positive electrode, and a lithium secondary battery which includes the same. The positive electrode active material includes a secondary particle in which a plurality of primary particles are aggregated. The plurality of primary particles have an average particle size measured from a scanning electron microscope (SEM) image of from 1.5 μm to 5.0 μm. A particle size of a prima particle is a particle size with respect to a long diameter of the prima particle. The positive electrode active material includes a coating portion formed on at least one of a surface of at least one of the plurality of primary particles, an interface of at least one of the plurality of primary particles, or a surface of the secondary particle. The coating portion includes cobalt (Co) and boron (B).
Resumen de: US20260260163A1
A data processing apparatus according to an example disclosed in this document includes an acquisition unit configured to acquire experimental data of a battery and field data of a vehicle, a generation unit configured to generate synthetic data based on the experimental data and the field data, and a first learning unit configured to train a denoising model to remove noise from the synthetic data based on the experimental data and the synthetic data.
Resumen de: US20260257537A1
0000 An embodiment relates to a manifold plate having a plurality of fluidic paths formed therein, wherein a portion where fluid flowing in from an outdoor heat exchanger flows into the manifold plate may be disposed at a relatively lower position than a portion where the fluid flows out from the manifold plate to an evaporator.
Resumen de: US20260257919A1
The present invention relates to a method for producing a porous carbon support, comprising the steps of (1) synthesizing pitch by pyrolysis and condensation polymerization of a petroleum-based raw material, (2) solidifying the pitch to obtain a solid-phase pitch, and (3) producing a carbon support from the solid-phase pitch, wherein the pitch in step (1) satisfies the following relational formula 1. Relational formula 1 S/SP×100+MP≤0.5 In relational formula 1, S is the mass ratio of saturated hydrocarbons derived from a saturates-aromatics-resins-asphaltenes (SARA) analysis of the synthesized pitch, SP is a softening point of the pitch, and MP is the volume ratio of anisotropic (mesophase) content in the synthesized pitch.
Resumen de: US20260260868A1
Disclosed is a transfer laminate, a method for manufacturing a negative electrode for a lithium secondary battery, a negative electrode for a lithium secondary battery, and a lithium secondary battery.
Resumen de: US20260260871A1
0000 A secondary battery comprising: a positive electrode; a negative electrode comprising an negative electrode active material; a separator between the positive electrode and the negative electrode; and an electrolyte. The positive electrode comprises a positive electrode active material including 15 wt % or more of a first positive electrode active material in the form of single particles, the negative electrode active material comprises a carbon-based active material and a silicon-based active material, and a ratio of a weight (E ) of the electrolyte impregnated in the positive electrode, E , is 0.9 or more.
Resumen de: US20260257918A1
The present invention relates to a method for preparing lithium difluorophosphate salt in high yield by using low-unit-cost raw materials. In particular, the present invention relates to a method for preparing lithium difluorophosphate salt with high purity and high yield by preparing same without using lithium hexafluorophosphate salt. Therefore, the lithium difluorophosphate salt prepared according to the present invention may be used in an electrolyte for a lithium secondary battery, and when used in an electrolyte for a lithium secondary battery, has electrochemical property, output, and gas reduction effects, and so on.
Resumen de: US20260261197A1
A battery module includes a battery pack, a DC/DC converter, a controller, and a voltage regulator circuit. The voltage regulator circuit includes a resistor, a capacitor, a first switch, and a second switch. A positive end of the DC/DC converter and one end of the capacitor are connected to a positive electrode of the battery pack through the first switch, a negative end of the DC/DC converter and the other end of the capacitor are connected to a negative electrode of the battery pack through the resistor, and the negative end and the other end of the battery-side capacitor are connected to the negative electrode of the battery pack through the second switch. The controller is configured to control the first switch to be turned on, control the second switch to be turned on after a preset condition is met.
Resumen de: US20260260961A1
A battery pack for an electrical device includes a housing having at least one terminal configured to electrically connect the battery pack to the electrical device, a plurality of battery cells disposed within the housing and configured to supply power to the electrical device, a support structure configured to receive and support the plurality of battery cells within the housing, and a circuit board disposed within the housing atop the support structure and including a plurality of electrical components. The circuit board is configured to selectively power the plurality of battery cells. The circuit board further includes an overlayment covering at least some of the plurality of electrical components to protect the circuit board from dirt, debris, and water. As such, the overlayment is configured to waterproof the circuit board in some embodiments.
Resumen de: US20260260939A1
An electrolyte solution for a lithium-sulfur battery and a lithium-sulfur battery comprising the same are provided. The electrolyte solution includes a lithium salt, a nitric acid compound, a nonaqueous solvent, and a Lewis acidic additive which is a salt including a cation having higher Lewis acidity than a lithium ion, and a total concentration of the lithium salt, the nitric acid compound and the Lewis acidic additive is 2 M or less.
Resumen de: US20260259274A1
0000 The technology generally relates to managing battery cells based on impedance data measured at a plurality of measurement points of an electrode lead of a battery cell and diagnosing a position and degree of an electrode defect based on impedance data measured at a plurality of measurement points of an electrode lead of a battery cell.
Resumen de: US20260260984A1
A battery pack may include at least one cell assembly including a bus-bar frame assembly and a plurality of battery cells; a bottom plate configured to seat the at least one cell assembly thereon; and a reinforcement member configured to fix the bus-bar frame assembly and the bottom plate to each other.
Nº publicación: US20260261007A1 03/09/2026
Solicitante:
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD.
Resumen de: US20260261007A1
0000 A battery module includes a battery cell including an electrode lead extending a predetermined length, a bus bar frame having a slot into which the electrode lead is inserted and a guide portion configured to guide the electrode lead to the entrance of the slot and a bus bar coupled to the bus bar frame and connected to an end of the electrode lead inserted into the slot.
BOPI
Sede Electrónica
