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527
resultados
Última actualización
09/02/2026 [06:47:00]
Resultados 375 a 400 de 527
Resumen de: WO2026026121A1
The present application discloses a current collecting disc, an end cover assembly, an energy storage device, and an energy storage system. The current collecting disc comprises a disc body portion and a partition boss. The disc body portion has a first surface and a second surface opposite to each other along the axial direction of the disc body portion, and is provided with a first through hole passing through the first surface and the second surface; and first grooves are formed on the first surface. The partition boss and the disc body portion are arranged as separate parts, and the partition boss protrudes from the first surface. The first through hole is at least partially covered by the partition boss, and the first through hole remains in communication with the first grooves; and the first grooves are at least partially exposed to the partition boss, so that the first grooves can remain in communication with an explosion-proof hole.
Resumen de: WO2026026115A1
Embodiments of the present application provide a battery apparatus and a vehicle. The battery apparatus comprises battery cells and a case; the case is provided with an accommodating cavity, and the battery cells are accommodated in the accommodating cavity; the case comprises two first walls that are arranged opposite to each other in a first direction, the battery cells are arranged between the two first walls, and the first direction is perpendicular to the direction of gravity; each first wall comprises a first wall body and a cantilever beam that are arranged to form an included angle, the first wall body is used for defining the accommodating cavity, the cantilever beam is located on the outer side of the first wall body and protrudes from the outer surface of the first wall body in a direction away from the accommodating cavity, and the cantilever beam is used for being connected to a vehicle frame. On the basis of the technical solution provided by the present application, the space utilization rate of a vehicle frame can be improved.
Resumen de: WO2026025662A1
The present application provides a combiner cabinet and an energy storage system. The combiner cabinet comprises: a cabinet body and a cabinet door, wherein the cabinet body has a mounting cavity, the cabinet door is connected to the cabinet body, the cabinet body comprises a first side wall arranged opposite to the cabinet door, and the arrangement direction of the cabinet door and the first side wall is a first direction; and an electrical component assembly mounted in the mounting cavity, wherein the electrical component assembly comprises a positive electrode portion and a negative electrode portion arranged spaced from each other, and the positive electrode portion and the negative electrode portion are arranged in the first direction.
Resumen de: WO2026025663A1
Provided in the present application are a combiner cabinet and an energy storage system. The combiner cabinet comprises a cabinet body and electrical component assemblies, wherein the electrical component assemblies are mounted in the cabinet body, a plurality of electrical component assemblies are provided and configured to be electrically connected to a plurality of battery packs, the plurality of electrical component assemblies are arranged from top to bottom in the direction of height of the combiner cabinet, and each electrical component assembly is configured to be electrically connected to an external multi-cluster high-voltage box and is configured to be electrically connected to one battery pack.
Resumen de: WO2026025615A1
The present application discloses a battery pack having a double-layer structure, a solid-state lithium-ion battery, and an electric vehicle. The battery pack having a double-layer structure comprises a lower-layer module structure, an upper-layer module structure, modules, same-layer connection copper bars, and cross-layer connection copper bars. The lower-layer module structure is divided, by a middle transverse beam and a middle longitudinal beam, into three regions for placing modules: a first region, a second region, and a third region; the first region is located on one side of the middle transverse beam, and the second region and the third region are located on the other side of the middle transverse beam and are respectively located on two sides of the middle longitudinal beam; the upper-layer module structure is divided, by a side transverse beam, into two regions for placing modules: a fourth region and a fifth region; the connection sequence of the modules in the regions is: the first region, the second region, the fifth region, the third region, and the fourth region; the first region and the second region are connected by using a same-layer connection copper bar; and the second region and the fifth region, the fifth region and the third region, the third region and the fourth region, the fourth region and the first region are all connected by using cross-layer connection copper bars, and the module in the fourth region that is close to a BDU is connected back to
Resumen de: WO2026025585A1
Disclosed in the present application is a rechargeable battery, comprising: a lithium battery, which comprises a casing, a jelly roll, a first circuit board, a protective cover and a positive electrode body, wherein the first circuit board has a component side and a polarity side that are arranged opposite each other, the casing has an accommodating groove, the jelly roll is disposed in the accommodating groove, the first circuit board is disposed at an opening of the accommodating groove, with the component side facing the jelly roll, the protective cover is disposed on the component side, and the positive electrode body is disposed on the polarity side; and a charging shell, which has a charging port, a second circuit board and a terminal post. The charging shell is fixedly sleeved at one end of the lithium battery and serves as a positive terminal of the lithium battery; an external power supply is inserted into the charging port and achieves conductive connection with the lithium battery by means of the second circuit board, thereby enabling charging of the lithium battery; during use, the charging shell and the lithium battery together constitute an integrated rechargeable battery, so that not only are conventional performances of the lithium battery retained, but the problem of the lithium battery being unable to be provided with a charging port due to insufficient space is also solved; moreover, the first circuit board is arranged facing inward, which is conducive to r
Resumen de: WO2026025583A1
Disclosed in the present application is a charging case, comprising: a case body, having a mounting slot, a charging port and a circuit board. The circuit board is arranged in the charging port, and has a positive electrode member and a negative electrode member, the positive electrode member and the negative electrode member both extending into the mounting slot. When a battery needs to be charged, one end of the battery fits into the mounting slot, so that the positive electrode member is connected to a positive electrode of the battery while the negative electrode member is connected to a negative electrode of the battery, and then an external power supply is inserted into the charging port, so that the battery is charged by means of the circuit board, the positive electrode member and the negative electrode member. After having been charged, the battery is taken out of the mounting slot. In this way, without increasing the volumes of batteries, the present application meets demands for battery charging, and thus solves the problem that the batteries cannot be provided with charging ports due to insufficient spaces, adapting to most batteries.
Resumen de: WO2026026587A1
Provided in the present application are a heat-absorbing member and a preparation method therefor, a battery assembly and an electric apparatus. The heat-absorbing member comprises a water-containing heat-absorbing material, a thermally conductive insulating oil and an encapsulation structure, wherein the water-containing heat-absorbing material and the thermally conductive insulating oil are encapsulated in the encapsulation structure, and the water-containing heat-absorbing material is at least partially immersed in the thermally conductive insulating oil. The heat-absorbing member has relatively good heat absorption capacity, and the thermally conductive insulating oil can further inhibit the evaporation of moisture, thereby retaining water, and also suppressing phenomena such as a short circuit or self-discharge in a battery assembly caused by moisture leakage.
Resumen de: WO2026026055A1
The present application relates to a solid-state cell and a manufacturing method therefor, a solid-state battery, and an electric device. The solid-state cell comprises a solid electrolyte portion, and a positive electrode portion and a negative electrode portion which are separated by the solid electrolyte portion; any electrode portion independently comprises an electrode body and a tab portion connected to the electrode body; the electrode body comprises at least one electrode layer; and the electrode layer comprises a current collector layer and an electrode active material layer located on at least one side of the current collector layer. Two composite recesses used for accommodating positive and negative tab portions are formed on at least one side edge of the solid-state cell in the height direction thereof. Each electrode layer is provided with recesses corresponding to the two composite recesses. In the at least one electrode layer, the current collector layer is connected to a corresponding tab at the bottom of at least one recess; and the electrode layer further comprises a conductive adhesive layer located between the current collector layer and the electrode active material layer and at least covering a die-cut edge region of the tab recess.
Resumen de: WO2026026046A1
An energy storage system (10) and a control method therefor. The energy storage system (10) comprises: a battery (12) for storing and releasing energy; an energy storage converter (13) used for being connected to a power supply source and the battery (12); and a thermal management system (11), the thermal management system (11) comprising: a first heat exchanger (21) used for performing heat exchange with the battery (12); a second heat exchanger (22) used for performing heat exchange with the energy storage converter (13); and a liquid cooling circulation loop (30) having a first coolant flow path (31) and a second coolant flow path (32) which are in communication in parallel, the first heat exchanger (21) being arranged in the first coolant flow path (31), and the second heat exchanger (22) being arranged in the second coolant flow path (32).
Resumen de: WO2026025660A1
Provided in the present application are a combiner cabinet and an energy storage system. The combiner cabinet comprises: a cabinet body and a cabinet door, the cabinet body having a mounting cavity, the cabinet door being connected to the cabinet body so as to cover or expose the mounting cavity, the cabinet body being provided with an air outlet at the top thereof, and the cabinet door being provided with an air inlet; and an electrical component assembly, which is mounted in the mounting cavity and is configured to combine power from a plurality of external high-voltage boxes, at least part of the electrical component assembly being located in an air path between the air inlet and the air outlet.
Resumen de: WO2026025658A1
The present application provides a recycling method, which is used for recycling valuable metals in positive electrode powder of waste batteries. Sulfuric acid produced by an electrolysis reaction can be used to continue dissolving more positive electrode powder in a slurry until the sulfuric acid is almost depleted and electrolysis ends. This self-sustaining process can reduce the usage of sulfuric acid in an extraction process. Furthermore, during extraction of metals such as nickel and cobalt in the slurry, the concentration of a first metal element remaining in the slurry is increased, such that extraction of the first metal element becomes possible and efficient. In addition, the recycling method provided by the present application can also perform continuous electrolysis treatment, and, as sulfuric acid generated by electrolysis or supplemental sulfuric acid can dissolve more positive electrode powder, the recycling rate and productivity are improved. Thus, the entire recycling process is simple, economical and efficient; by means of reducing the usage of acid and alkali, the recycling method reduces the impact on the environment, thereby being environment-friendly.
Resumen de: WO2026025654A1
The present application discloses a control method for solvent dispensing of a battery slurry production device, a production device, and an electronic device. The battery slurry production device comprises a slurry container, a solvent addition assembly, and a solvent container. The slurry container is communicated with the solvent container by means of the solvent addition assembly. The method comprises: when signal interaction between the slurry container and the solvent container is normal, acquiring a first parameter value used for representing the ambient pressure inside the slurry container and a second parameter value used for representing the overall mass of the solvent container; when the first parameter value is within a first preset threshold range and the second parameter value is within a second preset threshold range, dispensing a solvent from the solvent container to the slurry container at a first predetermined speed; and when the second parameter value is a first mass threshold, dispensing the solvent at a second predetermined speed.
Resumen de: WO2026026039A1
The present application provides a secondary battery and an electric device. The secondary battery comprises a positive electrode sheet, a negative electrode sheet and an electrolyte, wherein the positive electrode sheet comprises a positive electrode current collector and a positive electrode film layer provided on at least one side of the positive electrode current collector. The positive electrode film layer comprises first-type particles and second-type particles, wherein the first-type particles and the second-type particles comprise a lithium-containing transition metal phosphate material. The primary particle size of the first-type particles is greater than 180 nm and less than 900 nm, and the primary particle size of the second-type particles is greater than or equal to 900 nm and less than or equal to 5 μm. The average value of the molar ratio of Mn of the second-type particles is less than that of the molar ratio of Mn of the first-type particles, wherein the average value of the molar ratio of Mn of primary particles of the positive electrode film layer is 0.4-0.8, and the molar ratio of Mn refers to the proportion of the mole number of Mn to the total mole number of Mn and Fe.
Resumen de: WO2026029943A1
Methods of recovering a nickel salt are disclosed. The method includes removing one or more impurities from an aqueous leach solution including cobalt, manganese, and nickel salts to produce a first purified aqueous solution including the cobalt, manganese, and nickel salts. The method includes extracting the cobalt and manganese salts from the first purified aqueous solution in a first liquid-liquid extraction step using a first organic extractant to produce an aqueous raffinate solution including the nickel salt and a first loaded organic solution including the cobalt and manganese salts. The method further includes extracting the nickel salt from the aqueous raffinate solution in a second liquid-liquid extraction step using a second organic extractant to produce a second loaded organic solution including the nickel salt. Systems for recovering a nickel salt are also disclosed.
Resumen de: WO2026029622A1
Disclosed in the present specification are a composite and a heat-absorbing device, which are applied to products or devices in an abnormal state or in which the abnormal state is likely to occur, and thus can effectively respond to heat, an ignition and an explosion in the abnormal state. For example, the composite and the heat-absorbing device are applied to articles including a plurality of the products or devices, and thus can respond to abnormal heat generation, an explosion and an ignition occurring in any one device or product, and prevent or minimize propagation of the heat generation, the explosion and the ignition to other adjacent devices or products. The composite and the heat-absorbing device also exhibit excellent handling and storage stability. In addition, the present specification can provide a use of the composite and the heat-absorbing device.
Resumen de: WO2026029618A1
The present specification discloses a composite material and a heat absorbing device which can be applied to a product or element which is in an abnormal state or is likely to enter the abnormal state, so as to effectively respond to heat, ignition, and explosion in the abnormal state. For example, the composite material and the heat absorbing device can be applied to an article including a plurality of the products or elements, so as to respond to abnormal heat generation, explosion, and ignition that occur in one of the elements or products, and prevent or minimize the propagation of such heat generation, explosion, and ignition to other adjacent elements or products. The composite material and the heat absorbing device also exhibit excellent handling and storage stability. The present specification may also provide the use of the composite material and the heat absorbing device.
Resumen de: WO2026025545A1
The present application relates to the field of batteries. Provided are a battery cell (1), a battery pack and an electric device. The battery cell (1) comprises a casing (10), electrode assemblies (20) and electrode terminals (30). A plurality of electrode assemblies (20) are provided and are all disposed inside the casing (10), and the plurality of electrode assemblies (20) are arranged in sequence in the axial direction of the casing (10) and are sequentially connected in series. Two electrode terminals (30) are provided and are respectively mounted at two opposite ends of the casing (10), each electrode terminal (30) being electrically connected to the electrode assembly (20) adjacent thereto. On the basis of the foregoing structure, the battery cell (1) can increase an output voltage, thereby reducing the number of battery cells (1) and connection nodes in the battery pack, decreasing the workload of node connection, improving the assembly efficiency of the battery pack, lowering the risk of poor node connection, and enhancing the overall performance and safety performance of the battery pack.
Resumen de: WO2026025541A1
A negative electrode sheet (10) and a solid-state battery. An annular modification layer (12) is provided in a second region (112) of a negative electrode body (11), such that when the negative electrode sheet (10) is applied to a solid-state battery, the modification layer (12) can form a certain gap in the solid-state battery, thereby facilitating the reduction in the expansion rate of the solid-state battery. In addition, the modification layer (12) can stop lithium ions diffusing from a first region (111) to the second region (112), thereby prolonging the service life of the solid-state battery.
Resumen de: WO2026025534A1
The present invention relates to the technical field of secondary batteries. Provided in the present application are a sodium ferrous sulfate positive electrode material and a preparation method therefor, a positive electrode sheet and a secondary battery. The sodium ferrous sulfate positive electrode material comprises a core layer and a shell layer. The material of the core layer comprises sodium ferrous sulfate, and the material of the shell layer is a carbon material, wherein the thickness of the shell layer is 2 nm-10 nm. In addition, the Raman spectrum of the sodium ferrous sulfate positive electrode material exhibits a D peak and a G peak, the value of ID/IG being (0.8-1):1. The sodium ferrous sulfate positive electrode material provided by the present application has good electrical conductivity, higher charge-discharge specific capacity, and good electrochemical performance.
Resumen de: WO2026029627A1
Disclosed in the present specification are a composite and a heat-absorbing device, which are applied to products or devices in an abnormal state or in which the abnormal state is likely to occur, and thus can effectively respond to heat, an ignition and an explosion in the abnormal state. For example, the composite and the heat-absorbing device are applied to articles including a plurality of the products or devices, and thus can respond to abnormal heat generation, an explosion and an ignition occurring in any one device or product, and prevent or minimize propagation of the heat generation, the explosion and the ignition to other adjacent devices or products. The composite and the heat-absorbing device also exhibit excellent handling and storage stability. In addition, the present specification can provide a use of the composite and the heat-absorbing device.
Resumen de: WO2026029639A1
A negative electrode for a secondary battery, according to an aspect of the present invention, comprises: a substrate layer serving as a negative electrode current collector; and a lithium metal layer provided on the substrate layer and formed through an electrochemical deposition method, wherein the surface roughness of the lithium metal layer may be 5.0-10 um.
Resumen de: WO2026025973A1
A secondary battery (5) and an electrical device. The secondary battery (5) comprises a positive electrode sheet, a negative electrode sheet, and an electrolyte. The positive electrode sheet comprises a positive electrode current collector and a positive electrode film layer disposed on at least one side of the positive electrode current collector. The positive electrode film layer comprises first-type particles and second-type particles. The first-type particles and the second-type particles comprise a lithium-containing transition-metal phosphate material. The molar fraction of Mn in the first-type particles is greater than or equal to 0.5. The average primary particle size of the second-type particles is less than the average primary particle size of the first-type particles. The average molar fraction of Mn in the second-type particles is less than the average molar fraction of Mn in the first-type particles. The molar fraction of Mn refers to the ratio of the number of moles of Mn relative to the total number of moles of Mn and Fe.
Resumen de: WO2026029585A1
A battery cell assembly related to the present embodiment may comprise: a plurality of battery cells; a frame on which the plurality of battery cells are mounted; a lower cover coupled to a lower surface of the frame; a lower soft part which has a plurality of terminal holes provided so that terminals of the respective battery cells are individually exposed, and is interposed between the frame and the lower cover so as to be pressed and fixed to the frame and the lower cover; and a plurality of heat dissipation pads which are inserted in the terminal holes and adhered to the terminals of the battery cells, and which are provided to transfer the heat of the terminals of the respective battery cells toward the lower cover.
Nº publicación: WO2026029598A1 05/02/2026
Solicitante:
UNIV OF ULSAN FOUNDATION FOR INDUSTRY COOPERATION [KR]
\uC6B8\uC0B0\uB300\uD559\uAD50 \uC0B0\uD559\uD611\uB825\uB2E8
Resumen de: WO2026029598A1
Disclosed is a solid electrolyte. The solid electrolyte includes at least one compound selected from compounds represented by chemical formulae 1 to 3: Chemical formula 1 Li3MO1+xH4-2z; Chemical formula 2 Li3-yM1-yM'yO1+xH4-2z; and Chemical formula 3 Li3-2yM1-yM'yO1+xH4-2z, wherein, in chemical formulae 1 to 3, x, y, z, M, M', and H are as defined in the detailed description.
BOPI
Sede Electrónica
