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1482
resultados
Última actualización
03/04/2026 [07:26:00]
Resultados 175 a 200 de 1482
Resumen de: US20260094823A1
The present invention relates to a solid composite cathode comprising a polymer electrolyte and high-potential NMC type cathode active material. The polymer electrolyte comprises an electrolyte composition, preferably comprising a deep eutectic solvent (DES), and a polymer network having a polyacrylamide backbone.
Resumen de: US20260092973A1
A battery management apparatus according to an embodiment disclosed herein includes a memory and a controller configured to determine whether battery data exceeds a threshold value and whether a mature time of battery data exceeding the threshold value exceeds a threshold time, perform diagnosis of the battery data based on a result of the determination, and record identification information of the battery data in the memory in response to determining that the battery data exceeds the threshold values and the mature time of the battery data exceeds the threshold value.
Resumen de: US20260092963A1
A jig for measuring a breakdown voltage of an insulator includes a support portion accommodating a specimen, support members on the support portion, the support members being connected to the support portion, a first plate connected to the support members, the first plate being movable along the support members, a pressurizing portion connected to a first side of the first plate, the pressurizing portion being configured to apply a pressure to the specimen, and a pressure control portion connected to a second side of the first plate, the pressure control portion being configured to adjust a moving distance of the first plate, wherein the pressurizing portion includes a rod configured to pressurize the specimen, a chuck to which the rod is detachably connected, and a pressure sensor between the chuck and the pressure control portion, the pressure sensor being configured to measure the pressure applied to the specimen.
Resumen de: US20260092983A1
A system including a secondary battery state estimation device includes an optimization portion that estimates a degradation degree of a secondary battery to be estimated. The optimization portion determines whether or not estimation of the degradation degree of a predetermined substance contained in an electrode of the secondary battery to be estimated. The optimization portion determines whether or not the closed circuit voltage (CCV) or the open circuit voltage (OCV) acquired in the secondary battery to be estimated satisfies a predetermined condition in a voltage region or a capacity region in accordance with the predetermined substance.
Resumen de: US20260092981A1
A diagnosis system for diagnosing a state of a battery includes the battery and a diagnosis apparatus configured to diagnose the state of the battery, in which the diagnosis apparatus is further configured to predict a side reaction rate of an electrode, based on an open circuit voltage (OCV) model defined with a state of charge (SOC) of the battery and an accumulative side reaction amount of the electrode and predict a degradation state of the battery based on the side reaction rate.
Resumen de: US20260092982A1
An apparatus for detecting a defect in a battery cell according to an embodiment of the present disclosure includes a magnetic field measuring section; a support section supporting the magnetic field measuring section; and a mounting section for placing the battery cell, wherein the magnetic field measuring section comprises a first measuring member configured to scan a first side of the battery cell, a second measuring member configured to scan a second side of the battery cell opposite to the first side, and a third measuring member coupled between the first measuring member and the second measuring member, and wherein the first measuring member, the second measuring member and the third measuring member are connected together.
Resumen de: US20260092980A1
A battery diagnosis apparatus include: an ohmic resistance determining unit configured to determine an ohmic resistance of a battery cell in each of a plurality of impedance profiles generated at different time points for the battery cell, a resistance change rate calculating unit configured to calculate a resistance change rate between the plurality of determined ohmic resistances, a gas generation level determining unit configured to determine an internal gas generation level of the battery cell based on the calculated resistance change rate, and a state diagnosing unit configured to diagnose a state of the battery cell according to the determined internal gas generation level.
Resumen de: US20260092978A1
Aspects of the subject disclosure relate to open wire fault detection agnostic to battery cell characteristics. A system may include an electronic control unit (ECU) and a battery monitoring circuit that generates an open wire ratio value for each battery cell in a battery. The battery monitoring circuit compares the open wire ratio value of each battery cell to a predetermined threshold, in which a first battery cell and a second battery cell have respective open wire ratio values not exceeding the predetermined threshold. The battery monitoring circuit determines whether the second battery cell has a true open wire condition based on a comparison between the open wire ratio value of a third battery cell and the predetermined threshold and sends an indication of an open wire fault detection of one or more battery cells to the ECU to cause a transition of the battery into a safe state.
Resumen de: US20260092878A1
Disclosed is a multi-field layer inspection method for the surface of a cylindrical object, in which several areas for bright, dark, and edge fields are extracted from multiple images, and these extracted areas are combined to form a complete lateral area in each field, enabling accurate detection of recessed defects below the reference plane, protruding defects above it, as well as planar defects.
Resumen de: AU2026201995A1
Systems and methods of the various embodiments may provide metal electrodes for electrochemical cells. In various embodiments, the electrodes may comprise iron. Various methods may enable achieving high surface area with low cost for production of metal electrodes, such as iron electrodes. ar a r
Resumen de: AU2026201928A1
Abstract A lithium battery cell with an internal fuse component and including needed tabs, which allow for conductance from the internal portion thereof externally to power a subject device is provided. Disclosed herein are tabs that exhibit sufficient safety levels in combination with the internal fuse characteristics noted above while simultaneously displaying pull strength to remain in place during utilization as well as complete coverage with the thin film metallized current collectors for such an electrical conductivity result. Such tabs are further provided with effective welds for the necessary contacts and at levels that exhibit surprising levels of amperage and temperature resistance to achieve the basic internal fuse result with the aforementioned sufficient conductance to an external device. With such a tab lead component and welded structure, a further improvement within the lithium battery art is provided the industry. ar a r
Resumen de: AU2025220697A1
CURRENT COLLECTOR AND BATTERY The current collector includes: a first layer that includes Al; a second layer that is disposed on the first layer and includes a metal element M, the metal element M having an oxidation-reduction potential based on Li of 2.3V or more and not being an amphoteric element; and a third layer that is disposed on the second layer and includes a resin. CURRENT COLLECTOR AND BATTERY The current collector includes: a first layer that includes Al; a second layer that is disposed on the first layer and includes a metal element M, the metal element M having an oxidation-reduction potential based on Li of 2.3V or more and not being an amphoteric element; and a third layer that is disposed on the second layer and includes a resin. ug u g Regulus 5.0kV 7.8mm x5.00k SE(U) 10.0pm ug u g p m
Resumen de: AU2024406103A1
A container module according to an embodiment of the present invention may include: a case which provides an inner space; a first battery array which is positioned in the case and includes multiple battery packs stacked in an up-down direction; a second battery array which is positioned in the case, includes multiple battery packs stacked in the up-down direction, and is spaced apart from the first battery array along a left-right direction; a cooling part which provides cooling air into the case; and a duct which is positioned in the case and allows the first battery array and the second battery array to communicate with the cooling part.
Resumen de: AU2024352560A1
The present technology relates generally to compositions comprising 3-amino-3-methyl-2-butanol. In particular, the present technology relates to compositions for paints and coatings that comprise 3-amino-3-methyl-2-butanol.
Resumen de: AU2024339982A1
Various techniques to maintain the same state of charge levels between multiple battery strings, manage battery string usage during machine idle/low power conditions, and manage the usage of battery strings with insufficient state of charge level.
Resumen de: AU2024337772A1
There is provided herein a static energy storage cell comprising: (i) a first electrode and a second electrode, (ii) an electrolyte system comprising: a a membrane comprising a cross-linked hydrophilic polymer hydrated in an aqueous solution, wherein the membrane is situated between the first electrode and the second electrode, b. a first electrolyte comprising a first species which can undergo a redox reaction at the first electrode, wherein the first electrolyte is situated between the membrane and the first electrode, c. a second electrolyte comprising a second species which can undergo a redox reaction at the second electrode, wherein the second electrolyte is situated between the membrane and the second electrode, wherein the first electrode and the second electrode are carbon electrodes, wherein the first species is a metallic species, and wherein the second species is a halogen species. Method of manufacture of the static energy storage cell is also provided.
Resumen de: AU2024333152A1
A nonwoven web is disclosed that is well suited for use as a porous separator in an energy storage device. The nonwoven web can be comprised of continuous meltblown filaments. In one aspect, the web can also be densified for reducing the thickness of the web and/or for changing the pore structure of the web.
Resumen de: AU2023463065A1
Disclosed are a lithium iron phosphate precursor, a lithium iron phosphate material, a preparation method therefor, and a use thereof. The lithium iron phosphate material comprises a flower cluster structure, the flower cluster structure comprises secondary particles, and the secondary particles are formed by agglomerating primary particles by means of a coating layer; the material of the primary particles is lithium iron phosphate. The lithium iron phosphate material of the present invention has good electrochemical properties and processing properties when used in batteries.
Resumen de: AU2024328647A1
An energy storage system (10) comprising a base frame (12), an upper frame (14) and a plurality of tubular members (16) each receiving a first column (13) of cells (11) and a second column of cells (15) parallel to the first column (13) of cells (11). A battery management system provided to inject charge into or extract charge from each of the cells individually and a plurality of connection boards (56) are located between the first and second columns (13, 15) of cells (11). Each of the connection boards (56) is oriented parallel to a longitudinal axis of the tubular member (16) and includes first and second tabs (64, 65) extending outwardly to connect to electrical contacts on an adjacent pair of cells (11) from the first and second column (13, 15).
Resumen de: AU2023466045A1
The present invention relates to a magnetically active current collector comprising: a porous, freestanding, three-dimensional (3D) structure comprising of one layer and/or variety of stacked layers of a one-dimensional (1D) nanomaterial, a two-dimensional (2D) nanomaterial, or a mixture thereof, wherein the 1D and/or 2D material is decorated with one or more zero-dimensional (0D), magnetically active particles; and at least one current collector tab; wherein the at least one tab and the three-dimensional structure are connected, and wherein the decorated nanomaterial of the 3D structure is aligned towards the at least one tab.
Resumen de: US20260094826A1
An LMFP particle is disclosed, the LMFP particle comprising active material decorated with an engineered coating material, the coating material comprising at least one material selected from a group comprising: ionic compounds of V5+; Mg2+; Ti4+; Zr4+; Nb5+; W6+; Cr6+; Mo6+; Al2O3; ZrOx; TiO2; Nb2O5; and WO3, and encapsulated in conductive carbon material; and binding material. An LMFP cathode is also disclosed, the LMFP cathode comprising active material, conductive carbon material; and engineered coating material decorated on the surface of the active material, the. A method for forming the engineered coating material is also disclosed.
Resumen de: US20260094865A1
Provided is a material sheet comprising a resin base material and a particle layer comprising an active material particle and a solid electrolyte particle, an average circle-equivalent diameters of the active material particles and the solid electrolyte particles satisfy specific relationship, when, among the solid electrolyte particles, particles exceeding a specific size are defined as the first solid electrolyte particles, and particles equal to or less than a specific size are defined as the second solid electrolyte particles, the active material particles and the first solid electrolyte particles are arranged adjacently, and in cross-section observation of the particle layer, at least 80 number % of the second solid electrolyte particle is predominantly distributed on a side of the particle layer in contact with the resin base material or on a side opposite to the resin base material relative to a reference line.
Resumen de: US20260094824A1
A disclosed positive electrode for a nonaqueous electrolyte secondary battery includes a positive electrode mixture layer. The positive electrode mixture layer contains at least one compound selected from the group consisting of carboxylic acids and carboxylic acid anhydrides, a positive-electrode active material, a conductive material, a fluorine-containing polymer, and a dispersant. The positive-electrode active material includes a composite oxide represented by a composition formula LiyNixM(1-x)O2-δ (where x, y, and δ satisfy 0.6≤x≤1, 0
Resumen de: US20260094864A1
A slurry for an oxide-based solid electrolyte according to an embodiment includes a conductive polymer and oxide particles. According to an embodiment, an oxide-based solid electrolyte sheet may be manufactured from the slurry for an oxide-based solid electrolyte. According to an embodiment, the electronic conductivity of the slurry for an oxide-based solid electrolyte may be increased to increase a photothermal conversion rate and significantly improve thermal conductivity, thereby enhancing the efficiency of photo-sintering. According to another embodiment, a sheet having a homogeneous surface may be obtained. According to another embodiment, a secondary battery having improved safety and energy density may be obtained.
Nº publicación: US20260094941A1 02/04/2026
Solicitante:
NINGDE AMPEREX TECH LIMITED [CN]
Ningde Amperex Technology Limited
Resumen de: US20260094941A1
A separator includes a substrate layer, an inorganic coating, and a bonding layer, where the inorganic coating is disposed between the substrate layer and the bonding layer, and the bonding layer contains a plurality of bonded particles, a surface of each bonded particle containing a plurality of protrusions, an average diameter of the protrusions ranges from 20 nm to 100 nm. The separator provided by this application is conducive to improving the cycle performance, low-temperature performance and rate performance of the electrochemical apparatus.
BOPI
Sede Electrónica
