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1903
resultados
Última actualización
06/10/2025 [07:12:00]
Resultados 100 a 125 de 1903
Resumen de: US2025309345A1
Disclosed are electrolytes and rechargeable lithium batteries including the same. The electrolyte for a rechargeable lithium battery includes a non-aqueous organic solvent, a lithium salt, and an additive. The additive includes a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.
Resumen de: US2025309347A1
An electrolyte and a rechargeable lithium batteries including the same are provided. The electrolyte comprises a non-aqueous organic solvent, a lithium salt, and an additive represented by Chemical Formula 1.
Resumen de: US2025309339A1
There is provided a solid-state electrolyte including an oxide-based solid-state electrolyte; and a dopant doped in the oxide-based solid-state electrolyte, wherein the dopant contains a graphene quantum dot (GQD).
Resumen de: US2025309484A1
The busbar holder mounting method includes an opening step, a positioning step, a mounting step, and a releasing step. The busbar holder holds the busbars arranged side by side in the X direction so as to be relatively movable in the X direction. In the opening step, a comb tooth jig is inserted between the tab leads to open the tips of the tab leads in the X direction. In the positioning step, the busbar holder is gripped by a predetermined holder gripper, and the holder gripper is engaged with the plurality of busbars, thereby positioning the busbars in the X direction relative to the holder gripper and the busbar holder. In the mounting step, the busbar holder is mounted to the cell stack. In the releasing step, the positioning of the busbars in the X direction by the holder gripper is released.
Resumen de: US2025309487A1
In one aspect, a cell contact system of an energy storage battery includes a conductive aluminum busbar, the conductive aluminum busbar including a first electric-connecting element and a second electric-connecting element, the first electric-connecting element and the second electric-connecting element having first different specifications configured to provide error-proofing assembly for the cell contact system of the energy storage battery, and a length of a first electric-connecting portion of the first electric-connecting element bening different from a length of a second electric-connecting portion of the second electric-connecting element.
Resumen de: US2025309472A1
A battery cell, a battery, and an electrical device are provided. The battery cell includes a housing, a core assembly, a support positioned at one end of the core assembly, and an insulating member configured to match the support and wrap the core assembly. The core assembly, support, and insulating member are contained within the housing, with at least a portion of the insulating member connected to a wall surface of the support that is distal to the core assembly. This configuration enhances the connection reliability between the insulating member and the support, reduces the risk of the insulating member detaching, minimizes housing corrosion due to core assembly exposure, mitigates core assembly failure, and decreases the likelihood of electrolyte leakage, thereby improving the reliability and stability of the battery cell.
Resumen de: US2025309493A1
A secondary battery includes a positive electrode plate and a negative electrode plate. The positive electrode plate includes a positive electrode plate body and a first tab portion. The positive electrode plate body is provided with a first notch and a second notch. The first tab portion is located at the first notch. The negative electrode plate includes a negative electrode plate body, a second tab portion, and a third tab portion. The negative electrode plate body is provided with a third notch and a fourth notch. The second tab portion is located at the third notch. The third tab portion is located at the fourth notch. Viewed along a third direction, a projection of the first tab portion at least partially overlaps with a projection of the second tab portion.
Resumen de: US2025309338A1
A method of manufacturing a solid electrolyte layer using spark plasma sintering and a solid electrolyte layer manufactured thereby, wherein an amorphous solid electrolyte is crystallized using spark plasma sintering. Accordingly, a solid electrolyte layer with high density and excellent lithium ion conductivity can be produced at a relatively low pressure only by rapid sintering.
Resumen de: US2025309327A1
A warm isostatic pressing (WIP) process occurs during manufacture of an all-solid-state battery. A warm isostatic pressing (WIP) system includes a preheating apparatus configured to preheat cells, in which a cathode, an anode, and a solid electrolyte are stacked, to a predetermined temperature, and a vessel configured to perform the warm isostatic pressing (WIP) process on the preheated cells.
Resumen de: US2025309326A1
A method for manufacturing a secondary battery and a pre-degassing device for manufacturing a secondary battery are disclosed. The method comprises: an accommodation process of accommodating an electrode assembly in an accommodation part formed inside a battery case to form a cell; an electrolyte injection process of injecting an electrolyte into the accommodation part of the battery case; a primary aging process of elapsing a predetermined time so that the electrode assembly is impregnated into the electrolyte; a primary charging process of primarily charging and discharging the cell; a pre-degassing process of pressing the battery case to discharge a gas inside the electrode assembly to the outside of the electrode assembly; and a secondary aging process of elapsing a predetermined time so that the electrode assembly is impregnated into the electrolyte, wherein, in the pre-degassing process, the battery case is pressed while applying heat to the battery case.
Resumen de: US2025309325A1
Disclosed herein are an apparatus and a method for preventing deformation, such as curvature or skew, of an electrode plate for a secondary battery. The apparatus includes: a reel with an electrode plate for a secondary battery wound therearound; and a compression band wrapping a circumferential surface of the electrode plate wound around the reel and compressing the electrode plate toward a center of the reel.
Resumen de: US2025309319A1
An aspect of the current disclosure may include a formation device of a pouch-type battery cell. The formation device of a pouch-type battery cell may include a charging part configured to charge a battery cell, a loading buffer part, an unloading buffer part, a hole processing part configured to form a discharge hole in a gas pocket part of a battery cell, and a sealing part configured to seal the discharge hole of the battery cell. The battery cell waits on the loading buffer part before being placed into the charging part, and wherein the battery cell waits on the unloading buffer part after the battery cell has been charged and removed from the charging part.
Resumen de: US2025309467A1
A method of manufacturing a solid-state battery includes a laminate forming step of forming a solid electrolyte layer-positive electrode layer laminate. The laminate forming step includes: a transferring-pressing step of transferring and pressing a first solid electrolyte layer onto the positive electrode active material layer of the positive electrode layer; a first pressurizing step of pressurizing the positive electrode layer and the first solid electrolyte layer transferred to the positive electrode layer; and a second pressurizing step of disposing and pressurizing a second solid electrolyte layer onto the first solid electrolyte layer after the first pressurizing step. In the method, a pressing pressure in the transferring-pressing step is lower than a pressing pressure in the first pressurizing step, and a content of a binder in the first solid electrolyte layer is equal to or greater than a content of a binder in the second solid electrolyte layer.
Resumen de: US2025309458A1
A battery system includes a liquid-cooled battery pack and a compressed air supply connected to a high pressure inlet valve of the battery pack and connectable to an air-controlled brake system of a vehicle, wherein the battery system is configured to control an internal pressure of the battery pack to be greater than an ambient air pressure.
Resumen de: US2025309457A1
An electrical connection assembly includes an electrical connector and an insulating member, wherein the electrical connector is configured to connect a plurality of battery cells; and the insulating member is arranged on the electrical connector and protrudes out of the side of the electrical connector away from the battery cells.
Resumen de: US2025309445A1
Provided is a battery pack that is used in a working vehicle where an operator can easily get access to an electric component housing chamber in which an electric component is housed thus enhancing the maintenance property of the electric component. The battery pack includes a battery module, electric components, and a housing that houses the battery module and the electric components. The housing includes an electric component housing chamber that houses the electric components. The electric component housing chamber includes: an opening portion that enables an operator to get access to the electric component housing chamber from the outside; and a maintenance cover that is configured to be capable of closing the opening portion. The maintenance cover is mounted on the housing by a hinge.
Resumen de: US2025309453A1
A battery pack includes a housing, a battery module, a battery management system (BMS) module, and an isolation plate disposed between the battery module and the BMS module. An accommodating space is formed in the housing. The battery module is disposed within the accommodating space. The isolation plate is hermetically connected to the housing to isolate the battery module from the BMS module.
Resumen de: US2025309454A1
A battery pack for an electrically powered road vehicle includes: a plurality of planar electrochemical cells arranged in a pack along an axis A; a box-shaped support structure housing the cells; wherein each cell comprises two flat faces orthogonal to the axis A and a thickness s1 along the axis A progressively increasing during the life of the battery pack; wherein between each pair of adjacent cells there is a planar intermediate body in contact with the flat faces of the cells; wherein each planar intermediate body is configured to compress during the progressive increase in thickness s1 of the cells; wherein each planar intermediate body comprises a flat face orthogonal to the axis A contacting the flat face of a first cell of the pair of cells; wherein at least one of the planar intermediate bodies comprises portions with a differentiated thickness s2, s3 along the axis A.
Resumen de: US2025306113A1
Provided are a method for predicting output power of a battery and a battery system providing the same, the system including: a battery including a plurality of battery modules each including a plurality of battery cells; and a main control circuit determining a representative temperature corresponding to a battery temperature based on a plurality of module temperatures which are respective temperatures of the plurality of battery modules, a cooling water temperature which is a temperature of cooling water flowing between the plurality of battery modules, and an air temperature, and predicting an output power value of the battery based on a state of charge SOC of the battery that is determined based on the determined representative temperature and a predetermined reference.
Resumen de: US2025305766A1
An electrode drying device includes a chamber through which an electrode plate is passable, and an upper adjustment unit in the chamber and configured to adjust hot air above the electrode plate to prevent non-uniform drying of the electrode plate due to a difference in flow rate.
Resumen de: US2025305770A1
Example embodiments disclosed herein include a control system that determines a control condition for electrode plate drying by monitoring a drying status of an electrode plate for a secondary battery, and a method thereof. Examples embodiments include a drying control system based on electrode plate drying status monitoring, including an ultrasonic sensor disposed in a preset area of a secondary battery electrode plate drying furnace, and a drying furnace controller configured to monitor a drying state of an electrode plate using a signal acquired from the ultrasonic sensor, and configured to generate and transmit a drying heat amount control signal according to a result of the monitoring.
Resumen de: US2025309321A1
An apparatus for forming a folding guide line forming a folding guide portion in a sealing portion of a battery cell, includes a first pressing tool and a second pressing tool, forming the folding guide portion by placing the sealing portion therebetween and pressing the sealing portion, wherein the first pressing tool includes a first pressing surface having a flat shape and an accommodating groove having a shape recessed from the first pressing surface, the second pressing tool includes a second pressing surface having a flat shape, a pressing protrusion dispose to oppose the accommodating groove and having a shape in which at least a portion protrudes from the second pressing surface, and a pressing avoidance portion connected to the pressing protrusion, and the pressing avoidance portion has a shape not applying pressure to a portion of the accommodating groove, adjacent to the electrode-accommodating portion.
Resumen de: US2025309237A1
Provided is an electrode for secondary battery. The electrode may include a substrate, a first coated portion disposed on a first surface of the substrate, the first coated portion comprising an active material; and a first uncoated portion disposed on the first surface of the substrate, the first uncoated portion being in contact with the first coated portion and exposing the substrate, wherein a first side portion of the first coated portion in contact with the first uncoated portion has a stepped surface.
Resumen de: US2025309451A1
The busbar clamping apparatus includes a plurality of actuation pairs arranged side by side in the X direction, each of the actuation pairs including a first actuation part and a second actuation part. By changing the pitch between the first actuation part and the second actuation part from a predetermined pre-clamping pitch to a smaller clamping pitch, each actuation pair thereby clamps the busbars in the X direction. The busbar clamping apparatus further includes a pitch modification device. The pitch modification device modifies the pre-clamping pitch of a predetermined actuation pair among the plurality of actuation pairs.
Nº publicación: US2025309450A1 02/10/2025
Solicitante:
EVE ENERGY CO LTD [CN]
EVE ENERGY CO., LTD
Resumen de: US2025309450A1
A battery case includes a case body and a loading assembly arranged at an exterior of the case body. The case body includes a frame, the loading assembly includes a first loading plate, the first loading plate is arranged with a first connection portion, the first connection portion is disposed at a lower side of the frame; the first connection portion is fixed, by resistance-welding, to a bottom surface of the frame; the frame defines a cavity therein; a top surface of the frame defines a first welding hole communicated with the cavity; the first welding hole leaves a space for a resistance welding needle; a sealing adhesive layer is arranged around a welding position where the first connection portion is welded to the frame.
BOPI
Sede Electrónica
