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1797
resultados
Última actualización
12/10/2025 [07:12:00]
Resultados 1025 a 1050 de 1797
Resumen de: WO2025204008A1
Provided are: a carbon nanotube assembly which has excellent dispersibility in a carbon nanotube dispersion and from which a carbon nanotube dispersion having an appropriate viscosity is obtained; and an application thereof. A carbon nanotube assembly, a carbon nanotube dispersion, a conductive material, an electrode, a secondary battery, a planar assembly, a filter, an electromagnetic wave shield, and an extreme-ultraviolet pellicle, which satisfy the conditions (1) and (2). (1) The peak intensity ratio G1/D1, which is the ratio of the peak intensity G1 of the G band to the peak intensity D1 of the D band in a Raman spectrum of carbon nanotubes, is 0.70-10.0, and the ratio of the peak area ratio G2/D2, which is the ratio of the peak area G2 of the G band to the peak area D2 of the D band, to the peak intensity ratio G1/D1 is 1.20-3.00. (2) The BET specific surface area of carbon nanotubes is 100 m2/g to 300 m2/g.
Resumen de: WO2025201568A1
Provided in the present application are a negative electrode material and a battery. The negative electrode material comprises graphite and an organic polymer material located on the surface and/or inside the graphite. The negative electrode material comprises a metal element, and the metal element comprises at least one of lithium, sodium, potassium and aluminum; and on the basis of the total mass of the negative electrode material being 100%, the mass content of the metal element is 1300-4400 ppm. The negative electrode material is provided with pores, and the volume ratio of the pores having a pore diameter in the range of 5-35 nm in the total pore volume is 15-30%. The negative electrode material provided in the present application can comprehensively improve the lithium-ion transmission kinetics, the initial coulombic efficiency and the cycle performance.
Resumen de: WO2025200354A1
A preparation method for an interpenetrating solid electrolyte interface and the use thereof in the technical field of battery materials. The preparation method comprises: preparing a lithium oxide coating from a lithium metal electrode sheet in an air atmosphere; immersing same in a lithium polysulfide plating solution to prepare a lithium sulfide coating; and then drying same at room temperature to obtain a lithium sulfide/lithium oxide interpenetrating artificial solid electrolyte interface. By means of a simple chemical oxidation reduction method, a double-layer artificial SEI structure is designed to solve the problems, such as volume expansion in cycles, non-uniform lithium deposition, lithium dendrite growth, low coulombic efficiency, and bad long cycle stability, of lithium metal negative electrodes, improving effects in the application to lithium ion batteries.
Resumen de: WO2025205840A1
Provided are: an effective additive for a lithium-ion secondary battery electrode, other than a ferroelectric material, which can improve input-output characteristics by lowering the electrode-electrolyte solution interfacial resistance R2 in a lithium-ion secondary battery positive electrode material that contains one or more of Mn, Fe and Ni; and a lithium ion secondary battery positive electrode material and a lithium ion secondary battery containing same. An additive for a lithium ion secondary battery positive electrode is characterized by containing a composite oxide that is present together with a lithium ion secondary battery positive electrode material containing cations of one or more elements selected from among Mn, Fe, Ni and Co, and in that the composite oxide does not contain alkali metal ions or alkaline earth metal ions, has an acid point and a base point, and has a relative dielectric constant of 20 or more. Also provided are a lithium ion secondary battery positive electrode material and a lithium ion secondary battery containing the additive.
Resumen de: WO2025203600A1
This vehicle comprises: a battery; a battery case in which the battery is accommodated; a first cooling fan that supplies air into the battery case; an electric component that is provided outside the battery case; a second cooling fan that supplies air from the inside of the battery case to the electric component; and a control unit that controls the operations of the first cooling fan and the second cooling fan. If an abnormality has occurred in the battery, the control unit stops the first cooling fan and the second cooling fan.
Resumen de: US2025309376A1
Provided are a signal acquisition assembly of a cell and a battery pack. The signal acquisition assembly includes a support, a circuit board, multiple pin-type electrical connectors, and multiple signal acquisition lines. The support includes a first side surface and a second side surface opposite to each other in a first direction. The circuit board is provided with multiple plug-in structures. A pin-type electrical connector has a first connection portion and a pin-type plug-in portion. Pin-type plug-in portions of the pin-type electrical connectors are plugged in the plug-in structures in one-to-one correspondence. The pin-type plug-in portion is electrically connected to a battery management circuit carried by the circuit board. Second connection portions of the signal acquisition lines are correspondingly connected to first connection portions of the multiple pin-type electrical connectors. The acquisition portion of the signal acquisition line is configured to acquire the signal of the cell.
Resumen de: US2025309342A1
An all-solid-state battery with less pressure variations has a plurality of electrode laminates each including a positive electrode layer, a negative electrode layer, and a solid electrolyte layer arranged between the positive electrode layer and the negative electrode layer; and at least one elastic sheet arranged between the electrode laminates, wherein some of the electrode laminates are in direct contact with adjacent one of the electrode laminates, and the at least one elastic sheet has a Young's modulus of 30 MPa or less.
Resumen de: US2025309341A1
Provided is a solid-state battery including, in an order, a positive electrode current collector, a positive electrode material layer, a prescribed solid electrolyte layer, a negative electrode side solid electrolyte layer, and a negative electrode, and further including a positive electrode tab that protrudes from the positive electrode current collector, and a negative electrode tab that protrudes from the negative electrode. A positive electrode frame, as an insulator, is provided closer to the negative electrode than the positive electrode current collector. Below, an area inside of outer edges of the positive electrode frame is defined as “sF”, an area of the prescribed solid electrolyte layer is defined as “sEc”, an area of the negative electrode side solid electrolyte layer is defined as “sEn”, and an area of the negative electrode is defined as “sN”. The solid-state battery satisfies a relationship “sEc≥sF>sN≥sEn”.
Resumen de: US2025309331A1
A method of manufacturing an all-solid-state battery is a method of manufacturing an all-solid-state battery including an electrode laminate and an exterior film configured to encase the electrode laminate, the method of manufacturing an all-solid-state battery including a process of encasing the electrode laminate with the exterior film, a process of sandwiching a region in the exterior film which is facing an outermost surface of the electrode laminate in a laminating direction and which is located at an inside edge portion of the outermost surface with holding members, and a process of sealing the exterior film in a state in which the exterior film is sandwiched between the holding members.
Resumen de: US2025309330A1
A battery system according to an aspect of the present invention includes: a cell stack in which a plurality of battery cells are stacked; a pair of end plates disposed at opposite ends of the cell stack in a stacking direction, respectively; at least one elastic container having an interior filled with a gas, the at least one elastic container being disposed between the battery cells and/or between the set of the plurality of battery cell and each of the end plates; a pipe having a compressor and a relief valve; a sub-pipe connecting the pipe to the at least one elastic container; and a controller.
Resumen de: DE102025111154A1
Ein Informationsverarbeitungsverfahren, das auf eine elektronische Einrichtung angewendet wird, wobei die elektronische Einrichtung ein Batteriepaket aufweist und eine Anode des Batteriepakets eine siliziumbasierte Anode ist, und Erlangen eines ersten Parameters des Batteriepakets in der elektronischen Einrichtung in einem aktuellen Lade- und Entladezyklus, wobei der erste Parameter zumindest mit Nutzungseigenschaften der siliziumbasierten Anode in Beziehung steht; und Anpassen einer Entlade-Abschaltspannung des Batteriepakets basierend auf dem ersten Parameter des Batteriepakets im aktuellen Lade- und Entladezyklus umfasst.
Resumen de: DE102025109133A1
Die vorliegende Offenbarung stellt ein Verfahren zur Herstellung einer Laminatbatterie bereit, bei dem die Laminatbatterieeinheiten an den äußersten Seiten rissfest sind, eine Laminatbatterie, die durch das Verfahren hergestellt werden kann, und ein Batteriepack, das die Laminatbatterie umfasst. Das Verfahren der Offenbarung zur Herstellung einer Laminatbatterie 10 umfasst die folgenden Schritte: (a) Bereitstellen einer Vielzahl von Laminatbatterieeinheiten 100, die jeweils eine erste Stromkollektorschicht 110, eine erste Elektrodenaktivmaterialschicht 120, eine Festelektrolytschicht 130, eine zweite Elektrodenaktivmaterialschicht 140 und eine zweite Stromkollektorschicht 150 in dieser Reihenfolge umfassen, und (b) Zusammenstapeln der Vielzahl von Laminatbatterieeinheiten so, dass die Endflächen der äußersten Laminatbatterieeinheiten zumindest an einer ersten Endfläche der Laminatbatterie weiter innen gelegen sind als die Endflächen der anderen angrenzenden Laminatbatterieeinheiten.
Resumen de: DE102024113590A1
Ein Verfahren zur Bestimmung des Ladezustands (SOC) einer Batteriezelle kann das Bestimmen einer ersten effektiven Kapazität einer ersten Batteriezelle beinhalten. Das Verfahren kann ferner das Bestimmen eines ersten Batteriezellen-SOC der ersten Batteriezelle zumindest teilweise auf der Grundlage der effektiven Kapazität der ersten Batteriezelle umfassen. Das Verfahren kann ferner das Bestimmen einer zweiten Batteriezellen-Effektivkapazität einer zweiten Batteriezelle umfassen. Die zweite Batteriezelle ist elektrisch in Reihe mit der ersten Batteriezelle geschaltet. Das Verfahren kann ferner das Bestimmen eines zweiten Batteriezellen-SOC der zweiten Batteriezelle umfassen, der zumindest teilweise auf dem SOC der ersten Batteriezelle, der effektiven Kapazität der ersten Batteriezelle und der effektiven Kapazität der zweiten Batteriezelle basiert.
Resumen de: DE102025111361A1
Gemäß einem Aspekt der Offenbarung wird eine Lithium-Ionen-Batteriekomponente vorgestellt. Die Lithium-Ionen-Batteriekomponente weist eine Elektrode mit einem Stromabnehmer und einer daran anhaftenden siliziumbasierten Aktivschicht auf. Die siliziumbasierte Aktivschicht beinhaltet beschichtete Siliziumkügelchen, die durch Kohlenstoffketten verbunden sind, um zerfaserte leitfähige Silizium-Kohlenstoff-Halsketten zu bilden, die dazu konfiguriert sind, die Siliziumkügelchen über die Kohlenstoffketten während einer Volumenausdehnung und -kontraktion der Elektrode während Ladezyklen zu begrenzen.
Resumen de: DE102025111466A1
Es sind Entlüftungsverwaltungssysteme für Traktionsbatteriepacks bereitgestellt. Ein Batteriearray des Traktionsbatteriepacks kann dazu konfiguriert sein, einen dedizierten Entlüftungsgasströmungspfad zum Ausstoßen von Batterieentlüftungsnebenprodukten aus dem Traktionsbatteriepack während eines Batteriewärmeereignisses herzustellen. Der Entlüftungsgasströmungspfad kann durch eine Abdeckung und ein Paar von Isolationsstäben des Batteriearrays hergestellt sein. In einigen Umsetzungen kann das Batteriearray ferner eine Isolationsabschirmung zum Isolieren gewisser Batteriezellenflächen gegenüber einem Entlüftungsgasstrom während des Batteriewärmeereignisses beinhalten.
Resumen de: US2025306114A1
A remaining capacity calculation device calculates a remaining capacity of a cell when the cell is charged/discharged. The device includes a first-region calculation unit calculating, at detection timing of an open circuit voltage, a reference remaining capacity of the cell based on a correlation between the open circuit voltage and the remaining capacity, and calculating, as a first-capacity region, a region including the reference remaining capacity; a second-region calculation unit calculating a second-capacity region by, to maximum and minimum remaining capacities in a past capacity region calculated at detection timing before present time, adding change of capacity, which is change of a current capacity due to charge/discharge from time at which the past capacity region was calculated; and a third-region calculation unit calculating, at the detection timing, a region including an overlapped region between the first and second capacity regions, as a third-capacity region including an actual remaining capacity.
Resumen de: US2025306109A1
Provided is determination device including a processor. The processor is configured to: acquire a relaxation curve of voltage of a lithium metal battery having a negative electrode containing lithium; and determine a recommended-suppression time of recommending suppression of charging and discharging of the lithium metal battery based on a rate of change of voltage in a short time constant range corresponding to a range of a short time constant in the relaxation curve.
Resumen de: US2025306112A1
A performance analysis method of an energy storage system and a related device are disclosed in the present application, the method includes: processing at least one data file of charging and discharging of the energy storage system to obtain target charging and discharging data; and determining a start node and an end node in a charging and discharging cycle of the energy storage system according to the charging and discharging cycle data of the energy storage object(s) in the target charging and discharging data, thereby accurately analyzing the performance of the energy storage system to avoid misreading or omission and increase the efficiency of processing the charging and discharging data.
Resumen de: US2025305646A1
A light source having a body with a cavity is disclosed. A rechargeable power source is disposed within the cavity of the body. The rechargeable power source has a first end and a second end. The first end of the rechargeable power source has a symmetric shape with a plurality of finite orientations shaped to fit into a portion of the body. The portion of the body is shaped to correspond to the symmetric shape of the rechargeable power source.
Resumen de: US2025308017A1
A coating misalignment detection method, apparatus, computer device, and storage medium are disclosed. The method includes: acquiring a coating type of an electrode plate substrate and determining the number of reference edges based on the coating type; when two reference edges are identified, determining a target reference edge corresponding to each coating region edge; obtaining first distance data from coating region edges on a first surface to the respective reference edge, and second distance data from coating region edges on a second surface to the respective reference edge; determining a coating misalignment amount during the coating process based on the first and second distance data. This approach reduces interference caused by blank regions on the electrode plate substrate, improving the accuracy of coating misalignment detection. The detection method may be executed using a dedicated detection apparatus or implemented via computer-executable instructions stored on a non-transitory computer-readable storage medium.
Resumen de: US2025309448A1
A method of manufacturing a battery assembly including sliding each of a plurality of battery cells into a cavity of a first plurality of cavities of a first panel of a cell stack. Each of the plurality of battery cells has a battery circumference and each cavity has a first end and a second end opposite the first end. The method further includes affixing a second cell stack panel to the first cell stack panel to form a cell stack. The second panel has a second plurality of cavities with a first end and a second end opposite the first end. The first end of each of the second plurality of cavities is aligned to the first end of a respective cavity of the first plurality of cavities.
Resumen de: US2025309446A1
This battery module (200) is configured to be inserted into a battery housing (201) opening onto a front face (22) of a control unit (20) of an electrical circuit breaker. The battery module comprises an envelope (210) with a proximal wall (214), which is generally orthogonal to a main axis (A214), and a peripheral wall (216), which extends from the proximal wall and presents a continuous contour around the main axis, the proximal wall and the peripheral wall together delimiting a cavity (211) for receiving a battery (212). The battery module comprises a conductive element (220B), which is partially received in the cavity and is configured to be connected to a pole of the battery. The proximal wall and the peripheral wall together form a continuous portion of the envelope that extends from the proximal wall and according to the main axis, at a minimum distance (L240) greater than or equal to 14 mm.
Resumen de: US2025309441A1
A cell stack includes a plurality of rectangular cells that are stacked and a plurality of intercell members inserted between the adjacent rectangular cells, the cell stack having a rectangular parallelepiped shape. The plurality of the intercell members include: a first intercell member including a plate-like spacer for absorbing variations in thicknesses of the plurality of rectangular cells, and a second intercell member not including the plate-like spacer. The plate-like spacer is made of hard plastic and has a uniform thickness, and the first intercell member and the second intercell member are arranged at irregular intervals.
Resumen de: US2025309443A1
The energy storage container according to the present application includes a frame and multiple battery racks. The frame comprises multiple corner posts that extend in the direction of gravity. Multiple battery racks are installed within the frame and are arranged at intervals. The multiple corner posts include a first corner post that is adjacent to the battery racks, the first corner post includes an inner side facing the battery racks, and a part of the inner side is recessed in a direction away from the battery racks to form an accommodation space, the accommodation space accommodates at least parts of the battery racks.
Nº publicación: US2025309444A1 02/10/2025
Solicitante:
SHENZHEN ORIENTAL WILLING NEW ENERGY CO LTD [CN]
SHENZHEN ORIENTAL WILLING NEW ENERGY CO., LTD
Resumen de: US2025309444A1
This disclosure provides a portable charging and discharging integrated battery assembly including a lithium battery, a first charging cable, and a storage bag, the storage bag includes a bag body, a cover located at the top of the bag body, a sleeve opening provided on the side wall of the bag body, and a charging interface located on the side wall of the lithium battery, the lithium battery placed within the storage space with the charging interface exposed at the side wall of the bag body. The storage bag accommodates the connected lithium battery and charging cable without need for an additional storage bag, facilitating easy transport protecting the rechargeable lithium battery, preventing wear from direct contact with other items during transport, extending its lifespan and enhancing portability.
BOPI
Sede Electrónica
