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1900
resultados
Última actualización
05/10/2025 [07:18:00]
Resultados 300 a 325 de 1900
Resumen de: US2025309400A1
The present disclosure relates to a current collector system and a liquid colling system, including at least two current collectors. Each of the current collectors includes a current collector housing, provided with a liquid cavity for liquid circulation, a side of the liquid cavity being provided with an open current collector connection port; a current collector primary flow channel, penetrating through the current collector housing, in which the current collector primary flow channel of each of the at least two current collectors is connected in series with each other; and a flow hole, provided between the liquid cavity and the current collector primary flow channel to allow the current collector primary flow channel to be in communication with the liquid cavity. A diameter of the flow hole of each of the at least two current collectors is not equal.
Resumen de: US2025309398A1
A battery module, wherein: the battery module includes battery cells, a heat insulation member, and first heat dissipation members as heat dissipation members; the battery module includes, as the battery cells, at least a first battery cell and a second battery cell; the first heat dissipation members are disposed respectively adjacent to the battery cells; the heat insulation member is disposed between the first battery cell and the second battery cell; and a ratio of the thermal resistance of the heat insulation member to the thermal resistance of the heat dissipation member (the thermal resistance of the heat insulation member/the thermal resistance of the heat dissipation member) is 0.0102 or higher.
Resumen de: US2025309407A1
The present disclosure provides a box, a cell liquid cooling box and a battery pack, the box includes a box body including a first end plate and a second end plate arranged opposite to each other, a liquid inlet and a liquid outlet are provided on the first end plate; and a separator provided inside the box body to divide the interior of the box body into multiple cell installation chambers, a first flow channel is provided inside the separator, the end of the first flow channel away from the first end plate is provided with a plurality of first outflow outlets, one of the first outflow outlets is connected to and communicated with one of the cell installation chambers, and each of the cell installation chambers is connected to the liquid outlet.
Resumen de: US2025309395A1
A battery includes: a plurality of thermal management components disposed at intervals along a first direction; at least one battery cell group, each battery cell group being disposed between two adjacent thermal management components; where each battery cell group includes a plurality of battery cells arranged along a second direction perpendicular to the first direction, and a first heat exchange cavity configured to accommodate the heat exchange medium is disposed inside each of the thermal management components so that temperatures of the battery cells are adjusted by using the thermal management component; and a bottom plate disposed on a side of the plurality of thermal management components along a third direction and connected with at least one thermal management component, where the first direction, the second direction, and the third direction are perpendicular to each other.
Resumen de: US2025309242A1
A negative electrode active material layer includes a first part and a second part in a thickness direction, and the first part is a part close to a negative electrode current collector is described. During charging of a battery, a lithiation state at the second part is higher, and a lithiation state at the first part is lower. When a mass percentage of a silicon-based material in the first part is greater than a mass percentage of a silicon-based material in the second part, expansion of the silicon-based material in the negative electrode active material layer can be alleviated. Charging and discharging of the battery can be met without full intercalation for the silicon-based material in the first part, and the silicon-based material in the first part does not need to operate at full load.
Resumen de: US2025309238A1
A positive electrode structure according to the present invention includes: a foil-shaped current collector; and positive electrode active material layers provided on both surfaces of the current collector, wherein each of the positive electrode active material layers has a central portion containing an active material and an insulating frame disposed on an outer periphery of the central portion and containing an insulating material, the insulating frame covers a surface near an outer edge of the current collector and at least a part of a side end surface of the current collector, and the side end surface of the current collector covered with the insulating frame is covered with the insulating frame of the positive electrode active material layer provided on one of the surfaces of the current collector and the insulating frame of the positive electrode active material layer provided on the other of the surfaces of the current collector.
Resumen de: US2025309232A1
A method for recovering performance of a positive electrode for a lithium-ion secondary battery by doping lithium ions into the positive electrode for a lithium-ion secondary battery having a decreased capacity, in which the doping of the lithium ion is performed in an electrolytic solution by a discharge using a lithium electrode as a counter electrode, and the discharge is performed within a range of a predetermined accumulated discharge amount DG Ah.
Resumen de: US2025309233A1
An electrode plate processing system, a method for processing an electrode plate, an electrode plate, a battery, and an electric apparatus. The electrode plate processing system includes a flame heating unit, where the flame heating unit is configured to perform flame heating treatment on an electrode plate. The method for processing an electrode plate includes: performing flame heating treatment on an electrode plate, such that a surface layer temperature of an active layer is greater than or equal to a softening temperature or a melting temperature of a binder and less than the lowest temperature of a decomposition temperature, an oxidation temperature, and an ignition temperature of an active material.
Resumen de: US2025309234A1
Provided in the present application are a positive electrode active material, a positive electrode sheet, a secondary battery, and an electric device. The positive electrode active material is present in a form of secondary particles formed through aggregation of primary particles. At least some of the secondary particles have pores. A particle size distribution diagram of the positive electrode active material that is measured by using a laser diffraction method is of a bimodal shape. A difference between a peak position of a second peak and a peak position of a first peak is 1 μm to 13 μm.
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: 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.
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.
Resumen de: US2025309435A1
In this disclosure, a battery pack/module with pressure control device integrated has been introduced to provide more efficient packing in system. This design reduces and deaccelerates fading/aging, impedance growth, and dimensional instability over product life. Moreover, it also helps protect the battery from damage with improved reliability. This technology enables better industrial design, e.g., for XR and wearable systems.
Resumen de: US2025309394A1
The present disclosure addresses the problem of providing an all-solid-state battery capable of suppressing damage to the ends of the positive electrode layer under compressive stress due to compressive input, while ensuring sufficient insulation between the positive electrode and the negative electrode. An all-solid-state battery according to one embodiment of the present disclosure includes an electrode stack 1 including a plurality of electrode bodies stacked. Positive electrode insulating layers 8a, 8b at the ends of the positive electrode current collector 4, protruding in the direction Vd (plane direction) perpendicular to the stacking direction. An insulating layer 20 and a heat transfer layer 30 are provided in this order at the ends of the electrode stack 1 in the direction Vd perpendicular to the stacking direction Ld. The interface 40 between the insulating layer 20 and the heat transfer layer 30 includes a concavo-convex shape portion.
Resumen de: US2025309393A1
A device for enabling the reuse of a complete battery pack for electric vehicles (EV) is disclosed. The device allows reuse of a battery pack at a significantly lower cost than alternative methods that require the battery pack to be opened, batteries to be taken out and installed in a new pack with a new battery monitoring system (BMS), and undergoing certification as a new system. The disclosed device includes a controller having a software program operating therein and which is electrically coupled to a battery pack and provides electrical input and output signals to the BMS of the EV battery, which relate to optimal operating parameters of the battery pack including depth of discharge (DoD), depth of charge (DoC), charge rate, and temperature. The controller enables reuse of the complete battery pack without reopening and mimics electrical signaling compared to a car or other electric vehicles.
Resumen de: US2025309388A1
In a peeling method for a positive electrode current collector and a positive electrode mixture material for peeling the positive electrode mixture material from the positive electrode current collector, induction heating is effected in the positive electrode current collector to dissolve or vaporize a binder of the positive electrode mixture material bonded to the positive electrode current collector.
Resumen de: US2025309397A1
A battery includes a cell stack having a rectangular parallelepiped shape in which a plurality of rectangular cells with terminals disposed on both end faces in a longitudinal direction thereof are stacked on one another, and a case configured to house the cell stack therein. The cell stack includes a metal binding member configured to bind each of lower ends in the longitudinal direction of the plurality of rectangular cells, and the binding member is fixed to the case by a thermally conductive adhesive.
Resumen de: US2025309386A1
This disclosure relates to systems and methods for hydrogen sulfide mitigation. A battery cell or plurality of battery cells in a battery pack with a sulfur-containing lithium-based rechargeable battery component is presented. A monolith hydrolyzes hydrogen sulfide gas, precipitated from moisture exposure to the sulfur-based cathode, into sulfur dioxide and water, and releases the sulfur dioxide and water external to the battery cell.
Resumen de: US2025309389A1
Provided is a method of manufacturing a regenerated positive electrode in a used lithium ion secondary battery including a laminate having a positive electrode, any one of a separator and a solid electrolyte layer, and a negative electrode, the method of manufacturing a regenerated positive electrode including extracting the positive electrode from the laminate, pressing the extracted positive electrode, and doping the pressed positive electrode with lithium ions, the doping of the lithium ions being performed by a discharge using a lithium electrode as a counter electrode in an electrolyte.
Resumen de: US2025309226A1
A manufacturing method for a solid-state battery includes: a negative electrode-side sheet member forming step; a positive electrode-side sheet member forming step; and an integrating pressing step, in which the negative electrode-side sheet member forming step includes: a negative electrode-side solid electrolyte layer transferring step of at least pressing and transferring the negative electrode-side solid electrolyte layer to the negative electrode current collector, and a negative electrode-side sheet member cutting step, and the positive electrode-side sheet member forming step includes a positive electrode pressing step of at least pressing a positive electrode current collector and a positive electrode active material layer, in which a first solid electrolyte layer is provided to a surface of the positive electrode-side sheet member opposing the negative electrode-side solid electrolyte layer prior to the integrating step, and the negative electrode-side solid electrolyte layer has a smaller content of binder than the first solid electrolyte layer.
Resumen de: US2025309224A1
There is provided a coating device including: a conveyer that continuously conveys a sheet-shaped material-to-be-coated; a first die head that intermittently discharges a first slurry toward a first surface region of the material-to-be-coated being continuously conveyed, to discontinuously form a first coated section; and a first gas ejector that ejects a first gas toward a terminal end of the first slurry being intermittently discharged, wherein the first die head has a slit-shaped first discharge port that discharges the first slurry in a direction substantially perpendicular to a convey direction of the material-to-be-coated in the first surface region and that extends in a width direction of the conveyer, the first gas ejector has: a slit-shaped first ejection port that ejects the first gas in a direction substantially parallel to the convey direction of the material-to-be-coated in the first surface region and that extends in the width direction of the conveyer.
Resumen de: US2025309231A1
A method for recovering performance of a lithium-ion secondary battery by doping lithium ions into a positive electrode that is in the lithium-ion secondary battery having a decreased capacity, in which the doping of the lithium ions is performed in an electrolytic solution by discharge using a lithium electrode as a counter electrode, and the discharge is performed up to a predetermined potential VE (V).
Resumen de: US2025309221A1
The present invention provides a coating method, a slurry composition, and a coater that are able to facilitate application at high coating speed. The coating method includes applying the slurry composition to a substrate by discharging the slurry composition from an outlet of a discharger with the discharger and the substrate moving relative to each other. The concentration of solid contents relative to the total amount of the slurry composition is in a range of 70 mass % to 90 mass %. A capillary number obtained by dividing a product of a viscosity and coating speed of the slurry composition by a surface tension of the slurry composition is in a range of one to five. A value obtained by dividing a coating thickness of the slurry composition by a bead gap which is a distance between the outlet and the substrate is greater than 2⁄3 and less than one.
Nº publicación: US2025308837A1 02/10/2025
Solicitante:
FEI COMPANY [US]
FEI Company
Resumen de: US2025308837A1
Apparatus include a sample carrier including a base member and a sample support assembly coupled to the base member, wherein the sample support assembly includes a holder having opposing first and second holder portions configured to compress a sample within a holder receiving portion, wherein the base member is configured to engage a sample stage within a microscope chamber. Methods include securing a sample carrier in a microscope chamber and charging/discharging the sample at least in part through an electrical coupling in the chamber.
BOPI
Sede Electrónica
