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1000
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Última actualización
16/07/2026 [07:55:00]
Resultados 625 a 650 de 1000
Resumen de: US20260196496A1
0000 The present invention relates to a lithium metal composite oxide comprising a plurality of secondary particles which are aggregates of primary particles, wherein: at least a part of the secondary particles have voids therein; with respect to outline shape of the voids exposed in cross-sections of the secondary particles having voids therein, an area-weighted average aspect ratio of the voids with an equivalent circle diameter of 0.2 μm or more is 1.8 or more and 5.0 or less; and a ratio of number of the secondary particles having the voids with an equivalent circle diameter of 0.5 μm or more to total number of the secondary particles is 3% or more and 95% or less.
Resumen de: US20260196699A1
0000 A battery cell, a battery, and an electrical apparatus. The battery cell includes a shell, an electrode terminal, an electrode assembly, and an insulating component. The electrode terminal is arranged on the shell. The electrode assembly is accommodated in the shell and includes a tab connected to the electrode terminal. The insulating component connects the electrode terminal and the shell and is used for insulating and separating the electrode terminal from the shell.
Resumen de: US20260195621A1
0000 A lubricant that suppresses an influence on the battery performance of a lithium-ion battery is selected. A lubricant selection system selects a lubricant to be added to a resin film of a composite material used as an exterior material of a lithium-ion battery. The lubricant selection system includes a first calculation unit configured to calculate a solvation energy between a lubricant candidate and a lithium cation; a second calculation unit configured to calculate a distance between the resin film and the lubricant candidate in an interaction space; and a prediction unit configured to predict a degree of influence of the lubricant candidate on battery performance of the lithium-ion battery based on the solvation energy calculated by the first calculation unit and the distance calculated by the second calculation unit.
Resumen de: US20260192694A1
A replacement battery is disposed in a slot in a battery swapping station. The replacement battery obtains required voltage data of an external electronic device from the battery swapping station. The replacement battery converts power stored in a battery unit into voltage based on the required voltage data, outputs the voltage to the external electronic device.
Resumen de: US20260194595A1
0000 A histogram generation unit generates a histogram of a duration of stay of state of charge (SOC) of a battery based on battery data. An actual SOC range calculation unit specifies, as an actual SOC use range, an SOC range within a predetermined appearance probability from the histogram. A recommended SOC range calculation unit calculate a recommended SOC use range in which deterioration is more suppressed than the actual SOC use range based on a statistical charge and discharge pattern based on the actual SOC use range and the battery data, with refers to deterioration characteristics of the battery. A display controller causes a display unit to display a display prompting a user to use the battery in the recommended SOC use range.
Resumen de: US20260194600A1
0000 A minimum SOH calculator calculates a minimum SOH among SOHs of a plurality of cells or a plurality of cell blocks included in an assembled battery system based on battery data. A SOC difference calculator calculates an SOC difference based on a maximum SOC and a minimum SOC among SOCs of those cells or blocks and the minimum SOH of the assembled battery system, based on the battery data. A statistical processor performs steps of: extracting at least one change point from a sample group of SOC differences; calculating a regression model of the SOC difference for each of intervals divided by the change point; calculating a regression model of the minimum SOH using the sample group of minimum SOHs; and calculating a regression model of an SOH of the assembled battery system by combining the regression model of the minimum SOH and the interval-based the SOC difference.
Resumen de: US20260192699A1
0000 A charging station management method for a management system that includes an operation subsystem and a storage subsystem, and the method comprising: acquiring charging station information corresponding to at least one operator, and storing the charging station information into the storage subsystem; causing the operation subsystem or an external computing subsystem to perform data cleaning for the charging station information stored in the storage subsystem to obtain a data cleaning result; and determining, from the data cleaning result, abnormal information of a charging station corresponding to any one of the at least one operator.
Resumen de: US20260192353A1
A method for manufacturing a cylindrical member includes a preparation step and a processing step. In the preparation step, a workpiece material is prepared. In the processing step, the workpiece material is pressed in the axial direction of the workpiece material by an axial press die. In addition, in the processing step, a bead is formed on a circumferential wall by pressing a plate die into the circumferential wall while rotating the workpiece material about the central axis relative to the plate die. An end surface of the plate die includes arc-shaped shoulder portions. When each radius of curvature of the shoulder portions is represented by Rp, the plate thickness of the circumferential wall is represented by t, and the pressing amount of the plate die is represented by X, Rp, t, and X satisfy the following formulae (1) and (2): 0.20≤Rp/t (1), X/Rp≤20.5 (2).
Resumen de: US20260196568A1
Disclosed is an electrode-electrolyte laminate and a method of manufacturing an electrode-electrolyte laminate, for use in a lithium-metal cell. The method includes depositing a ceramic electrolyte layer onto a first surface of a polymer separator, and depositing a layer of lithium metal onto an exposed surface of the ceramic electrolyte layer. The electrode-electrolyte laminate prepared by the method is useful in the manufacture of an electrochemical cell.
Resumen de: US20260196670A1
0000 An all-solid-state battery cell comprises an electrode laminate accommodated in an exterior body, and a pair of insulating shape maintenance materials that maintain the shape of the exterior body such that a space between the exterior body and the electrode laminate is secured even when the area inside is in a depressurized state. Each pair of shape maintenance materials has a flat plate part and a side surface part which is bonded to an end of the flat plate part, the flat plate part located at the outermost part of the electrode laminate in the lamination direction. The outer shape of the flat plate part is larger than the outer shape of the electrode laminate, and the tip end surface of the side surface part of one of the shape maintenance materials faces the tip end surface of the side surface part of the other of the shape maintenance materials.
Resumen de: US20260196599A1
0000 Embodiments of this application disclose a thermal management apparatus and an energy storage system for improving space utilization of the thermal management apparatus and minimizing the volume of the thermal management apparatus. The thermal management apparatus includes a cabinet, a fan, a first heat dissipation module, and a second heat dissipation module. The fan is disposed on a top surface of the cabinet. Each of the first heat dissipation module and the second heat dissipation module is a plate structure. An included angle between the first heat dissipation module and the top surface is unequal to an included angle between the second heat dissipation module and the top surface.
Resumen de: US20260196606A1
A battery pack easily and reliably receives a plate in an insertion space in a partition wall between battery cells and holds the plate in position. The battery pack includes multiple battery cells, a battery holder including a partition wall, and a heat-resistant plate inside the partition wall. The partition wall includes an insertion space receiving the heat-resistant plate between a pair of retaining walls. The retaining walls include pressing protrusions on their facing surfaces facing the heat-resistant plate. In a cross section of the partition wall, the pressing protrusions include a pair of first protrusions spaced from each other in a width direction on one of the facing surfaces, and a second protrusion located between the pair of first protrusions on the other of the facing surfaces. The heat-resistant plate is held in position in the insertion space with the heat-resistant plate or the pressing protrusions deforming elastically.
Resumen de: US20260196616A1
Batteries having a passageway extending therethrough are described. A battery may extend along a longitudinal axis from a proximal end to a distal end. The battery may include a battery case, an anode disposed in the battery case, a cathode disposed in the battery case, and a passageway defined by the battery case. The battery case may define an exterior surface of the battery. The battery case may include an outer wall, an inner wall, a distal header coupled to the outer wall and the inner wall, and a proximal header coupled to the outer wall and the inner wall. The outer wall may define an outer perimeter of the battery case, the outer perimeter being orthogonal to the longitudinal axis. The passageway may extend through the battery from a proximal opening at the proximal end to a distal opening at the distal end.
Resumen de: US20260196474A1
A negative electrode active material for a secondary cell according to the present invention has a metallic material containing Ce, Ni, and Bi. The metallic material contains a ternary alloy consisting of Ce, Ni, and Bi. The Ce, the Ni, and the Bi in the ternary alloy have molar ratios such that the molar ratio of the Ni relative to the molar ratio of 4 of the Ce is in the range of greater than or equal to 2.5 to less than or equal to 3.5, and the molar ratio of the Bi relative to the molar ratio of 4 of the Ce is in the range of greater than or equal to 6.5 to less than or equal to 9.5.
Resumen de: US20260196660A1
A battery pack including a battery block and an outer case accommodates the battery block. The battery block includes battery cells including discharge valves having openings for the release substance on first end faces of the battery cells. The outer case has a discharge duct that discharges a jet substance discharged through the openings of the discharge valves outside the case. A flame-retardant sheet between the discharge duct and the first end faces includes a flame-retardant foam sheet and a non-foam film stacked on a surface of the foam sheet. The non-foam film has higher heat resistance and is thinner than the foam sheet. The non-foam film faces the first end faces. The foam sheet faces the discharge duct. The flame-retardant sheet has, in portions facing the first end faces, through-holes through which the jet substance passes.
Resumen de: US20260196551A1
Described herein is a system and/or method for manufacturing an electrode assembly for batteries. The system for manufacturing the electrode assembly may comprise a folding device configured to fold a laminated body, such that a plurality of electrodes may be disposed on a separator, into the electrode assembly, and a bonding device may be configured to temporarily bond electrode tabs of electrodes stacked on each other during the folding of the laminated body by the folding device.
Resumen de: US20260196510A1
0000 A composition for a non-aqueous secondary battery functional layer has a surface tension S<30 >at 30° C. and a surface tension S<50 >at 50° C. that satisfy condition (1) (S<30>−S<50>)<5 mN/m and condition (2) 30 mN/m≤S<30>≤50 mN/m, and has a viscosity at 30° C. of not less than 1 mPa·s and not more than 50 mPa·s.
Resumen de: US20260196477A1
0000 A negative electrode active material for nonaqueous electrolyte secondary battery according to one embodiment of the present invention is composed of composite particles, each of which comprises a sodium aluminate phase that contains Na and Al, silicon phases that are dispersed in the sodium aluminate phase, and a conductive layer that is formed on the surface of a base particle which is composed of the sodium aluminate phase and the silicon phases.
Resumen de: US20260196491A1
A lithium secondary battery (10) disclosed includes a positive electrode (11), a negative electrode (12), a separator (13), and a nonaqueous electrolyte. The negative electrode (12) is a negative electrode in which a metal layer containing lithium is deposited during charging, and the metal layer dissolves during discharging. The negative electrode (12) includes a current collector containing copper. The negative electrode (12) contains at least one metal element M selected from the group consisting of metal elements having a melting point of 50° C. or lower as a simple substance and a metal element having the lowest melting point among metal elements that constitute an alloy having a melting point of 50° C. or lower. The negative electrode (12) contains the metal element M at an area density in a range of 0.001 mg/cm2 to 0.75 mg/cm2 in a region where the metal layer is deposited during charging.
Resumen de: US20260196495A1
This electrode active material for secondary batteries includes an active material body and a carbonaceous film provided on the surface of the active material body. The carbonaceous film contains an aromatic ring.
Resumen de: US20260193734A1
0000 The present invention is a method for producing valuable metals from a feedstock containing waste lithium-ion cells, wherein the method comprises: a pulverization step S1 for pulverizing a feedstock containing waste lithium-ion cells to produce a pulverized material; a sieving step S2 for sieving the pulverized material; a roasting step S3 for roasting the undersize material and decomposing organic matter contained in the undersize material; a flotation step S4 for subjecting the resulting roasted material to a flotation process, and recovering at least carbon obtained by decomposing the organic matter in the roasting step S3; a melting step S5 for heating the resulting flotation product and performing reduction melting of the flotation product, and obtaining a melt containing slag and metals including valuable metals. In the roasting step S3, the undersize material is roasted at a temperature of 300° C. to 600° C. inclusive.
Resumen de: US20260196585A1
A power battery, a health evaluation method and a health evaluation device thereof are provided. The power battery includes a cell, an expansion force sensor and an electrode sheet sensor. The cell includes electrode sheets. The expansion force sensor is electrically connected to the cell, and is configured to collect expansion forces at different thickness positions of the cell, and assess a health state of the power battery according to the expansion forces. The electrode sheet sensor is electrically connected to the cell, and is configured to collect the thicknesses of the electrode sheets at different thickness positions of the cell, and assess the health state of the power battery according to the thicknesses of the electrode sheets.
Resumen de: US20260196597A1
A battery pack with reduced cost is provided. The battery pack includes a plurality of battery cells, a heat dissipation mechanism, and a switching mechanism. The switching mechanism moves the heat dissipation mechanism in accordance with the temperature of the plurality of battery cells to switch a state where the battery cell and the heat dissipation mechanism are close to each other and a state where the battery cell and the heat dissipation mechanism are separated from each other. The heat dissipation mechanism preferably includes a heat sink utilizing natural cooling. Furthermore, a heat transfer plate is preferably included.
Resumen de: US20260196635A1
0000 A power source retention system including a power source having an outer casing and a locking member mounted on top of the outer casing for rotation about a vertical axis relative to the outer casing. A power source compartment is configured to removably receive the power source into a power-source-receiving space in a vertical direction. A retention member is located adjacent to the power-source-receiving space. The locking member is rotatable about the vertical axis in a locking direction. The locking member engages the retention member to block the power source from being upwardly removed from the power source compartment, and is rotatable in an opposite, unlocking direction about the vertical axis whereby the locking member is unengaged from the retention member to allow the power source to be upwardly removed from the power source compartment.
Nº publicación: US20260196511A1 09/07/2026
Solicitante:
ZEON CORP [JP]
ZEON CORPORATION
Resumen de: US20260196511A1
Provided is a binder composition for a non-aqueous secondary battery electrode that contains a particulate polymer restricted from excessively swelling in electrolyte solution and that can form an electrode having excellent peel strength. The binder composition for a non-aqueous secondary battery electrode contains a particulate polymer. The particulate polymer includes a (meth)acrylic acid ester monomer unit in a proportion of not less than 50 mass % and not more than 83 mass % and includes a styrene unit in a proportion of not less than 7 mass % and not more than 33 mass %. In tensile testing of a dry thin film formed using the binder composition for a non-aqueous secondary battery electrode, tensile stress at 100% elongation of the dry thin film is 10 MPa or less and maximum elongation of the dry thin film is 300% or more.
BOPI
Sede Electrónica
