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1315
resultados
Última actualización
04/11/2025 [07:11:00]
Resultados 200 a 225 de 1315
Resumen de: WO2025222733A1
A battery cell (2), a battery (100) and an electric apparatus. The battery cell (2) comprises a casing (21), electrode terminals (22) and an electrode assembly (23), wherein the electrode terminals (22) are disposed on the casing (21); the electrode assembly (23) is accommodated in the casing (21), a thinned portion (232) of the electrode assembly (23) is connected to an end portion of a main body portion (231) in a first direction (Y), and tabs (233) are led out from the thinned portion (232) and are connected to the electrode terminals (22); and the casing (21) comprises a wall body (213) surrounding the electrode assembly (23), the wall body (213) comprising a first portion (2113) and a second portion (2114) that are connected to each other, the first portion (2113) being located on the outer side of the thinned portion (232) in the radial direction of the electrode assembly (23), and the thickness of the first portion (2113) being greater than that of the second portion (2114). The thickness of the first portion (2113) of the wall body (213) surrounding the electrode assembly (12) is greater than the thickness of the second portion (2114), and the first portion (2113) is located on the outer side of the thinned portion (232) in the radial direction of the electrode assembly (23), such that during the expansion of the electrode assembly (23), the first portion (2113) can provide a relatively large binding force to restrict the expansion of the electrode assembly (23), and
Resumen de: WO2025222727A1
Provided in the embodiment of the present application is a formation apparatus. The formation apparatus comprises a tray and a negative-pressure device, wherein the tray comprises a tray body and at least one row of capsule assemblies, the capsule assemblies being arranged on the tray body, each row of capsule assemblies comprising a plurality of capsule assemblies arranged at intervals in a first direction, and a battery cell being placed between every two adjacent capsule assemblies; and the negative-pressure device comprises a support and negative-pressure cups, the support being connected to the tray body, the negative-pressure cups being arranged on the support, and the negative-pressure cups being configured to connect to battery cells. The capsule assemblies can deform and expand by means of being filled with a fluid, so as to abut against the battery cells and fix the battery cells, and the pressure exerted by the capsule assemblies on the battery cells is uniform, so that the possibility of damage to the battery cells can be reduced, thereby facilitating an improvement in the final product quality of the battery cells. By means of connecting the negative-pressure cups of the negative-pressure device to the battery cells, a negative pressure can be provided for the battery cells, so as to assist in the formation of the battery cells.
Resumen de: WO2025222699A1
Provided are a battery (1001) and an electric device, which relate to the technical field of batteries. The battery (1001) comprises a box body (1), battery cells (2) and elastic pads (3), wherein accommodating cavities (1a) are formed in the box body (1); the battery cells (2) are disposed in the accommodating cavities (1a); each of the battery cells (2) comprises a shell (21) and a terminal post (22), and the terminal post (22) is disposed on the side of the shell (21) that is in a first direction; and an elastic pad (3) is disposed on at least one side of the terminal post (22) of at least one battery cell (2) that is in a second direction, wherein the first direction is perpendicular to the second direction. Further provided is an electric device, which comprises a battery (1001) used for supplying electric energy.
Resumen de: US2025337068A1
An electronic system includes electrical and/or electronic components and a temperature regulating device that includes a case. The case is configured to accommodate the electrical and/or electronic components. The case includes a bottom wall and side walls opposite each other in pairs defining an inner recess capable of receiving the components positioned side-by-side in a longitudinal direction of the case. The case also includes at least one temperature-regulating fluid supply element and at least one temperature-regulating fluid discharge element. The electronic system includes a sealing element that is configured to be arranged both between the components and the walls of the case and in each gap formed between two neighboring components.
Resumen de: US2025337111A1
The present disclosure relates to an electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the electrode. The electrode for a rechargeable lithium battery includes an active material layer for a rechargeable lithium battery, and an organic layer integrated with the active material layer. The organic layer includes a sea-island region including an island region and a sea region, and the area percentage of the island region in the sea-island region is in a range of about 1% to about 20%.
Resumen de: US2025337067A1
A battery holder, in which a limiting portion of a plug is inserted downward into a space between the retaining portion and the elastic arm to stop the elastic arm from excessively deviating toward a direction away from the battery, thus retaining the battery in the accommodating space, and preventing the battery from falling from the accommodating space. A gap exists between the limiting portion and the contact section or the contact spring arm, thus preventing the plug from abutting against the contact section or the contact spring arm in the inserting or pulling process, such that the contact section or the contact spring arm maintains elastically abutting against the battery.
Resumen de: US2025337071A1
A battery system includes: a battery pack including a plurality of battery cells, each having a pair of electrode terminals and a venting valve at a terminal side thereof, the terminal side of each of the battery cells facing a first side of the battery pack in a z-direction; a cell contacting unit (CCU) carrier on the terminal side of each of the battery cells; and a heat resistant cell protection cover arranged between the CCU carrier and the battery cells. The heat resistant cell protection cover covering the venting valves of the battery cells and being configured to rupture if venting products are ejected through a venting valve from an inside of one of the battery cells.
Resumen de: US2025337118A1
Example embodiments include a composite substrate for a rechargeable lithium battery, and a rechargeable lithium battery including the composite substrate. Example embodiments include a composite substrate for a rechargeable lithium battery that includes a support layer containing a polymer resin matrix and two or more conductive materials, and a metal layer on at least one surface of the support layer, wherein the two or more conductive materials include two or more materials including at least one of a conductive metal, a conductive polymer, a conductive oxide, a fibrous material (FIB), and a carbon nanotube (CNT).
Resumen de: US2025337076A1
A battery case is provided and including a plurality of accommodating portions each accommodating one cylindrical battery cell, the accommodating portions 11 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 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 a central axis of the elliptical cylindrical space is defined as a depth direction, and a longest long axis diameter in the long axis direction of the elliptical cylindrical space in each of the accommodating portions 11 is equal to or larger than a diameter of the cylindrical battery cell.
Resumen de: US2025337069A1
A secondary battery pack includes a plurality of secondary batteries; a lower frame configured to support a lower portion of each of the plurality of secondary batteries; a side frame provided in plurality to be spaced apart from each other to vertically extend from the lower frame so as to define a plurality of separation spaces; and an upper frame provided above the side frame to open and close each of the plurality of separation spaces.
Resumen de: US2025337101A1
A method for producing a monocell for a planar battery, the monocell including a first and second electrode, each electrode having a coated metal foil portion and a non-coated metal tab, the coated foil portions and the tabs having a predefined position relative to each other, as well as a predefined shape and surface area, wherein the first electrode is sandwiched between two separator sheets attached to each other along an attachment lane running along the perimeter of the coated foil portion of the first electrode except at the position of the tab of the first electrode, so that the separator sheets form a pocket with the coated foil portion of the first electrode inserted therein and a portion of the tab of the first electrode extending out of the pocket, and wherein the second electrode is attached to the pocket.
Resumen de: US2025337040A1
The present disclosure relates to a battery assembly comprising: a case; a cell stack in which a plurality of battery cells are stacked and accommodated inside the case; and a heat dissipation pad disposed between the cell stack and the case and comprising a metal foam layer and at least one insulating layer.
Resumen de: US2025337036A1
A battery pack includes: prismatic battery cells arranged in two linear rows; a cooling plate disposed vertically below the battery cells; a thermal interface material disposed between the battery cells and the cooling plate; a thermal insulation material disposed at vertical bottoms of a linear space between the two linear rows of battery cells; a first cooling fluid channel that is configured to receive a cooling fluid, that extends linearly in the direction of the linear space, and that is disposed vertically above the thermal insulation material; and a second cooling fluid channel that is configured to receive the cooling fluid, that extends linearly in the direction of the linear space and parallel to the first cooling fluid channel, and that is disposed vertically above the thermal insulation material.
Resumen de: WO2025225031A1
A thermal insulation material 3 is for use in a battery pack including a battery group in which single batteries and the thermal insulation material are stacked in an alternating manner. The thermal insulation material 3 comprises: a plate-like member 31 having through holes 31h formed by partitioning with a partition wall 31w comprising an inorganic non-metal material; and a reinforcement member for reinforcing the plate-like member 31. As a result, it is possible to provide a thermal insulation material and a method for producing the thermal insulation material that can suppress the spread of heat to an adjacent single battery when a single battery generates abnormal heat.
Resumen de: WO2025224744A1
The present disclosure relates to a hydrogel polymer electrolyte composition. Further, the present disclosure also relates to a method of preparation of a hydrogel polymer electrolyte composition. Furthermore, the present disclosure also provides hydrogel polymer electrolyte integrated cathode. The present disclosure provides a Quasi-solid state metal battery, where the battery e.g. QSS-Zn | PHPZ-30 | i-Zn-MnO cell delivers a specific capacity of 229 mAhg-1 at the current density of 0.10 A g-1 and a capacity retention of 85 % over 1000 stability cycles at 1.0 A g-1, which is better than its bare Zn-MnO cell, i.e., QSS-Zn|PHPZ-30|Zn-MnO, which delivers a specific capacity of 164.6 mAh g-1 at the current density of 0.10 A g-1 and 75% capacity retention over 100 stability cycles at 1.0 A g-1.
Resumen de: WO2025224949A1
Provided is a joined glass for joining a beta-alumina solid electrolyte and an alpha-alumina insulator, the joined glass containing 29.0-38.0 mass% of SiO2, 14.0-22.0 mass% of Al2O3, 29.0-42.5 mass% of B2O3, 5.0-8.5 mass% of MgO, 2.5-6.5 mass% of Na2O, less than 0.20 mass% of Fe2O3, less than 0.25 mass% of CaO, less than 0.20 mass% of K2O, and less than 0.50 mass% of As2O3.
Resumen de: WO2025224745A1
The present disclosure relates to a biowaste-derived carbon and their use in energy storage applications. Specifically, the present disclosure relates to a hard carbon prepared from legumes of trees in the family of royal poinciana (Gulmohar) for use as electrode in energy storage devices. The present disclosure also relates to a method of preparing the hard carbon from Gulmohar by a single-step process.
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: WO2025222694A1
The present application relates to a thermal management component and a manufacturing process therefor, a battery, and an electric device. The thermal management component (30) comprises: a heat exchange tube (31) having a heat exchange flow channel (311), wherein the ends of the heat exchange tube (31) are ports of the heat exchange flow channel (311); current collectors (32) connected to the ends of the heat exchange tube (31) in a matched mode and communicated with the ports; and adapters (33) connected between the heat exchange tube (31) and the current collectors (32), wherein the adapters (33) are used for being sealedly connected to the current collectors (32) and the heat exchange tube (31). In the present application, the adapters (33) are arranged between the heat exchange tube (31) and the current collectors (32), the heat exchange tube (31) and the current collectors (32) can be connected and fixed by means of the adapters (33), and the adapters (33) are sealedly connected between the current collectors (32) and the heat exchange tube (31), so that the current collectors (32) and the heat exchange tube (31) can fit more closely against each other, and then the heat exchange tube (31) and the adapters (33) can be stably connected, thereby improving the connection stability between the heat exchange tube (31) and the current collectors (32).
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: US2025337114A1
Disclosed in the present disclosure is a composite separator and a preparation method and application thereof. A composite separator includes a porous base film and a coating. The coating is provided on a surface of the porous base film, the coating includes a base layer and a non-adhesive polymer C provided on the base layer, and the base layer includes inorganic particles A and an adhesive polymer B. A maximum particle size of the non-adhesive polymer C is greater than a thickness of the base layer and a particle size of the non-adhesive polymer C is in a range of 0.3 μm to 30 μm. The adhesive polymer B includes a first component and a second component. The first component includes at least one of a vinyl polymer, a propylene-based polymer, an amide-based polymer, and an epoxy-based polymer. The second component includes a cellulose-based polymer.
Resumen de: US2025337053A1
The present disclosure relates to a heat insulation sheet for a rechargeable lithium battery, and a rechargeable lithium battery module. A heat insulation sheet for a rechargeable lithium battery includes a base sheet including a first base layer and an aerogel-containing layer that are stacked together, and a member completely surrounding an exterior of the base sheet. The aerogel-containing layer includes a binder including a polyvinyl alcohol-based binder, a fibrous support, and an aerogel, and the member includes one or more of potassium nitrate, potassium carbonate, and potassium perchlorate, and a support.
Resumen de: US2025337089A1
A battery pack includes a battery pack body and a battery connection apparatus. The battery connection apparatus includes a device body and multiple battery connection terminals disposed on the device body and capable of at least transmitting electrical energy. Each of the multiple battery connection terminals is configured to have a cylindrical structure and is configured to withstand a maximum current of less than or equal to 400 A.
Nº publicación: US2025337052A1 30/10/2025
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: US2025337052A1
The present disclosure relates to a heat insulation sheet for a rechargeable lithium battery, and a rechargeable lithium battery module including the heat insulation sheet. The heat insulation sheet includes a first base layer and an aerogel-containing layer stacked on the first base layer. The first base layer is a fiber mat, the aerogel-containing layer includes a fibrous support, an aerogel, and a binder. In the aerogel-containing layer, the fibrous support is included in an amount ranging from about 5 wt % to about 70 wt %, the aerogel is included in an amount ranging from about 10 wt % to about 90 wt %, and the binder is included in an amount ranging from about 0.5 wt % to about 20 wt %.
BOPI
Sede Electrónica
