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1490
resultados
Última actualización
07/11/2025 [07:13:00]
Resultados 300 a 325 de 1490
Resumen de: AU2024240568A1
The invention relates to a method for recycling a battery, having the steps of: (a) providing an at least partially discharged battery, (b) comminuting the at least partially discharged battery in a process chamber (11) in order to obtain battery parts, (c) drying the battery parts in a process chamber (11) in order to obtain dried battery parts and a separated gas, and (d) packing the dried battery parts in order to form a package. The invention is characterized in that steps (b) and (c) are carried out in the same process chamber (11). The invention additionally relates to a mobile device for recycling a battery using the method and to a package in which 1 to 30 kg of battery parts are contained and which can be obtained using the method.
Resumen de: US2025337039A1
A battery pack. The battery pack is configured to accommodate a battery module, and the battery module includes a plurality of cells. In the embodiments, thermistors are disposed on cells at a front end, the middle, and a rear end in the plurality of cells respectively, to learn of a temperature range of the entire battery pack and a temperature change rate of the battery pack, so that detection accuracy of a temperature of the battery pack can be ensured while quantities of collection components and collection ports in the battery pack are reduced.
Resumen de: US2025337035A1
The present application provides a system and method for discharging and processing of lithium ion batteries to extract one or more metals. The extracted metals are in a powder form that can be reused at second stage processing facilities. The extracted metal powder can include lithium and at least one of cobalt, nickel, manganese, and carbon.
Resumen de: WO2025224751A1
The present invention relates to a doped cathode material that contains active material made up of a layered transition metal oxides-based structure, for rechargeable metal-ion batteries. The present invention further relates to a method of producing a doped cathode material having novel stoichiometry capable of preparing alkali ion batteries for yielding high voltage operation.
Resumen de: WO2025224747A1
The present invention discloses a doped cathode material that contains active material made up of layered transition metal oxides-based structure, for rechargeable metal-ion batteries. The present invention further discloses a method of producing a doped cathode material having novel stoichiometry capable of preparing alkali ion batteries.
Resumen de: WO2025224748A1
The present invention pertains to doped cathode material that contains active material made up of layered transition metal oxides-based structure, for rechargeable metal-ion batteries. The present invention further provides a mixed cation doped cathode active material of layered transition metal oxides-based structure suitable for rechargeable metal-ion batteries with higher capacity.
Resumen de: WO2025222704A1
The present disclosure relates to a battery baking device and a control method therefor. The battery baking device comprises a controller, probes, and probe bases corresponding to the probes. The probes include auxiliary probes and additional probes. The auxiliary probes are configured to be in contact with the corresponding probe bases to form an auxiliary probe working circuit. The additional probes are configured to be in contact with the corresponding probe bases to form an additional probe working circuit. The controller is configured to, on the basis of a heating instruction, control to supply power to the auxiliary probes in the battery baking device, and when the auxiliary probes are powered on, control to supply power to the additional probes in the battery baking device. The conductor contact length between the auxiliary probes and the corresponding probe bases is shorter than that between the additional probes and the corresponding probe bases. In the device, the relatively short auxiliary probes are powered on such that the auxiliary probes are in effective contact with the corresponding probe bases, and the relatively long additional probes are also in effective contact with the corresponding probe bases under the action of pressure, thereby reducing failures caused by poor contact between probes and bases, and reducing the device failure rate.
Resumen de: WO2025222696A1
A battery cell (10), a battery (100) and an electric device. The battery cell (10) comprises: a housing (2), which has a plurality of housing walls (21) enclosing an accommodating space, wherein among the plurality of housing walls (21), a first weld seam (211) extending in a first direction is formed at least on a first housing wall (212); and a spacer (1), which is disposed on an outer surface of the first housing wall (212), wherein the spacer (1) has outer edges (11) located on inner sides of an outer surface (22) of the first housing wall (212), among the outer edges (11), the outer edge (11) that extends in the first direction and is closest to the first weld seam (211) in a second direction is a first outer edge (111), the distance between the first outer edge (111) and the first weld seam (211) in the second direction is greater than 0 and not more than 5 mm, and the first direction, the second direction and a wall thickness direction of the housing walls (21) are perpendicular to each other in pairs. In this way, the impact of an expansion force generated by the battery cell (10) on the strength of the first weld seam (211) can be reduced on the basis of minimizing the reduction in the area of the spacer (1), thereby lowering the probability of abnormal weld separation of the first weld seam (211) due to strength attenuation, and facilitating directional pressure relief of the battery cell (10) during thermal runaway.
Resumen de: WO2025222703A1
Embodiments of the present disclosure relate to the technical field of battery production. Disclosed are a formation device and a battery cell formation method. The formation device comprises a formation unit, an air exhaust assembly, and an air supply assembly. The formation unit comprises a cabinet. At least one formation area is provided in the cabinet. The formation areas are communicated with each other. The formation areas are configured to accommodate battery cells to be subjected to formation. The air exhaust assembly is communicated with the at least one formation area. The air exhaust assembly is configured to exhaust air for the formation area. The air supply assembly is communicated with at least one formation area. The air supply assembly is configured to supply air to the formation area.
Resumen de: US2025337029A1
Provided is a structure of a battery module including: a battery cell including an electrode lead protruding and extending forward; a sensing block arranged in front of the battery cell and having a slit through which the electrode lead passes forward and rearward; and a bus bar mounted on a front portion of the sensing block and on one side in a width direction of the slit, wherein the electrode lead is bent toward one side in the width direction at a bent portion located forward of the slit and is connected to the bus bar, the sensing block includes a first flat surface, a second flat surface, and a stepped portion, and a boundary where the inner peripheral surface of the slit and the first flat surface meet is formed as a corner having an internal angle of 90 degrees or less.
Resumen de: US2025337078A1
Battery packs that can provide power to an electronic device, can be easy to use and simple to connect to the electronic device, have a small and efficient form factor, and can readily be powered for use.
Resumen de: US2025337120A1
A separator and an electrochemical device including the separator are provided. The separator comprises a porous polymer substrate including a polymer resin, and the polymer resin having specific polymer polydispersity index, weight-average molecular weight, content of a fraction eluted at a specific temperature, and indentation depth, thereby having improved compression resistance and insulation breakdown voltage.
Resumen de: US2025337112A1
The present disclosure relates to a separator and a rechargeable lithium battery including the separator. The separator includes a porous substrate and a coating layer on a surface of the porous substrate. The coating layer includes a heat-resistant layer including a binder and a filler, and an adhesive layer including an adhesive binder on the heat-resistant layer. The binder includes a (meth)acryl-based binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or a salt thereof, a second structural unit derived from hydroxyalkyl (meth)acrylate, and a third structural unit derived from (meth)acrylamido sulfonic acid or a salt thereof. The filler includes a mixture of cubic filler having a particle diameter D50 ranging from about 50 nm to about 250 nm and a plate-shaped filler having a particle diameter D50 ranging from about 250 nm to about 350 nm in a weight ratio of about 20:80 to about 80:20.
Resumen de: US2025337109A1
The present invention relates to a heat resistant layer composition, a heat resistant layer formed therefrom, and a separator for a lithium secondary battery, and a lithium secondary battery including same, wherein the heat resistant layer composition includes an acrylic copolymer including a first structural unit derived from (meth)acrylamide, and a second structural unit including at least one of a structural unit derived from (meth)acrylic acid or a (meth)acrylate, a structural unit derived from (meth)acrylonitrile, and a structural unit derived from (meth)acrylamidosulfonic acid or a salt thereof; a cross-linking agent including at least one functional group of an aldehyde group, an epoxy group, an amide group, an imide group, an amine group, and a silane-based group; and a solvent.
Resumen de: WO2025223412A1
The present application relates to the field of lithium battery positive electrode materials, and provides a lithium composite metal oxide and a preparation method therefor, and a lithium-ion battery. The lithium composite metal oxide comprises an inner core and a strontium-doped lithium cobalt oxide coating layer covering the surface of the inner core; the inner core is secondary particles formed by stacking single-crystal primary particles; strontium-doped lithium cobalt oxide in the strontium-doped lithium cobalt oxide coating layer is uniformly distributed on the surface of the inner core in an island shape. The strontium-doped lithium cobalt oxide coating layer reduces the formation of nickel oxide on the surface of a positive electrode material in the charging and discharging process of a battery, avoids the generation of micro-cracks, improves the structural stability, not only can protect the surface structure during subsequent water washing and avoid the generation of excessive rock salt phases, but also can avoid the dissolution of cobalt at high temperature. In addition, the present application also improves the initial efficiency and the cycle performance, and reduces the initial DCR and circulating DCR increase.
Resumen de: WO2025223421A1
The present disclosure relates to the technical field of carbon black materials, and in particular to high-crystallinity, high-structure and high-specific-surface-area conductive carbon black, a preparation method therefor, a device, an electrode slurry, and a secondary battery. The high-crystallinity, high-structure and high-specific-surface-area conductive carbon black has a crystallinity of 42-51%, a BET specific surface area of 58-200 m2/g, and a cOAN of 108-180 mL/100 g. The conductive carbon black of the present disclosure simultaneously achieves high crystallinity, high structure, and high specific surface area. When the conductive carbon black is used as a conductive agent, on the one hand, the high crystallinity endows the conductive agent with excellent conductivity and stability and improved compatibility with an electrolyte solution; on the other hand, the structure has sufficient length, perfect network structure, and liquid absorption and retention capacity, so that the conductive carbon black has good conductivity, ion conduction capability, and dispersity and can significantly improve the performance of batteries.
Resumen de: WO2025224716A1
Implementations of an electronic power unit may include a heater disposed in a battery pack, the heater electrically coupled with a heater controller and with a battery controller; and an exterior case, the exterior case enclosing the heater and the battery pack, the exterior case including an end that accommodates the power input of a military vehicle, the end including a coaxial connector.
Resumen de: WO2025224383A1
The invention is a device (100) for heating a battery of vehicle. The battery is rectangular. The device comprises an elongated flexible body (107), a temperature sensor (112), and a heating arrangement inside the body. The body further comprises a first end part (117), a second end part (118), a first long side part (119), a second long side part (120) and a short side part (121). The heating arrangement comprises four heating elements (115a, 115b, 115c, 115d), and two heating elements are positioned in the first long side part and two heating elements are positioned in the second long side part, and the temperature sensor is positioned in the short side part. The device is configured to be set around the battery in such a way that the side parts are positioned on corresponding sides of the battery.
Resumen de: WO2025222692A1
A liquid-cooling plate assembly, a thermal management component, a battery, and an electric device, which belong to the technical field of batteries. The liquid-cooling plate assembly comprises a heat exchange plate and a current collector, wherein a plurality of cooling channels are formed inside the heat exchange plate; the current collector is connected to an end of the heat exchange plate and is in communication with the plurality of cooling channels; and a first section of one of the current collector and the heat exchange plate is sleeved outside a second section of the other one of the current collector and the heat exchange plate, the first section is made of a transparent material, the second section is made of a light-absorbing material, and the surface of at least one of the first section and the second section facing the other one of the first section and the second section is provided with a connection compensation structure that is not flush with the surface.
Resumen de: WO2025222677A1
A vehicle body (400) and a vehicle (1000). The vehicle body (400) comprises: a battery accommodating portion (41), an accommodating space (41a) being provided in the battery accommodating portion (41), and a first opening being provided in the accommodating space (41a); a battery cell (20), the battery cell (20) being provided in the accommodating space (41a); a vehicle body floor (42), the vehicle body floor (42) covering the battery accommodating portion (41) and closing the first opening, and the vehicle body floor (42) being provided with a recess (421); and a heat exchange member (43), the heat exchange member (43) being provided in the recess (421) and used for exchanging heat with the battery cell (20).
Resumen de: WO2025222859A1
The present application is suitable for the technical field of batteries, and provides a battery device and an electric device. The battery device comprises a case, and a battery cell assembly and a thermal management component which are provided in the case; the thermal management component is used for exchanging heat with the battery cell assembly, and comprises a heat exchange tube, a fluid collection component, and a conductive member; the heat exchange tube is a metal member and a heat exchange flow channel is provided in the heat exchange tube; the fluid collection component has a fluid collection cavity, and is connected to an end portion of the heat exchange tube; the fluid collection cavity is communicated with the heat exchange flow channel; the conductive member is fixed to the fluid collection component, abuts against and is electrically connected to the heat exchange tube, and is further electrically connected to the case. In the battery device provided in embodiments of the present application, the conductive member can reduce a potential difference between the heat exchange tube and the case, and good reliability of the battery device is achieved.
Resumen de: US2025337028A1
A battery charging device suitable for portable operation includes a charging box with a grip is provided on one side of the top of the charging box near a first opening, and when the battery charging device is lifted by the grip, the tilt direction of the battery charging device is consistent with the tilt direction of a battery compartment. The battery charging device can thereby reduce the risk of the battery easily falling out of the battery compartment during transportation, which improves the reliability of the battery charging device during transportation.
Resumen de: US2025337085A1
A battery structure for an electric vehicle includes first and second battery arrays. The first battery array includes first walls that are secured to each other to form a first unitized structure that is configured to house first battery cells. One first wall of the plurality of first walls extends in a transverse direction relative to a longitudinal direction of the electric vehicle. The second battery array is adjacent to the first battery array and includes second walls that are secured to each other to form a second unitized structure that is configured to house second battery cells. One second wall of the plurality of second walls is secured to the first wall of the first battery array and includes a first vertical portion, a second vertical portion spaced apart from the first vertical portion and connecting members connecting the first vertical portion and the second vertical portion.
Resumen de: US2025337070A1
A battery pack is provided and including a battery case including a plurality of accommodating portions each accommodating one cylindrical battery cell, the accommodating portions being arranged side by side in one direction, in which each of the accommodating portions has a wall portion defining a space for accommodating the cylindrical battery cell, the wall portion in a state before accommodating the cylindrical battery cell defines an elliptical cylindrical space, a slit is provided in the wall portion in parallel with a central axis of the elliptical cylindrical space, a direction in which the accommodating portions are arranged in one direction is defined as a long axis direction of the elliptical cylindrical space, a direction perpendicular to the long axis direction is defined as a short axis direction, and a direction perpendicular to the long axis direction and the short axis direction and parallel to the central axis of the elliptical cylindrical space is defined as a depth direction, and a longest short axis diameter in the short axis direction of the elliptical cylindrical space in each of the accommodating portions is equal to or smaller than a diameter of the cylindrical battery cell.
Nº publicación: US2025337025A1 30/10/2025
Solicitante:
VOLVO TRUCK CORP [SE]
VOLVO TRUCK CORPORATION
Resumen de: US2025337025A1
A computer system is provided, including processing circuitry configured to obtain indications of voltages at a plurality of connector pins and/or sockets of a physical port for connecting a diagnostics tool to a battery pack or battery management unit for the battery pack; determine, based on the indications, that the voltages applied match a predefined voltage pattern; and, in response to the determining, authorize the diagnostics tool to modify one or more parameter values of the battery pack.
BOPI
Sede Electrónica
