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1392
resultados
Última actualización
28/04/2026 [07:29:00]
Resultados 25 a 50 de 1392
Resumen de: US20260112648A1
A positive electrode material and a preparation method thereof, and a lithium-ion battery. The positive electrode material includes a core, an oxygen-absorbing layer, and a passivation layer in sequence from inside to outside; the core includes an oxide composed of Ni, Li, a metal element M, and a non-metal element Q; the metal element M includes at least one of Mg, Al, Zr, Ca, Ti, Sr, Y, Nb, Mo, W, Ta, or Ce; the non-metal element Q includes at least one of F, B, P, or Si; the oxygen-absorbing layer is an unsaturated oxide including a coating element L; the coating element L includes at least one of V, Ga, In, Sn, Bi, Ce, Pr, or Sb; the passivation layer is a compound including element F.
Resumen de: US20260110665A1
Systems, techniques, and computer-implemented processes are provided for acoustic signal based analysis of thin-films, electrode coatings, and other components of batteries. Data analytics on signals obtained by ultrasound excitation of materials is used to analyze electrode coating parameters, analyzing separators, and other battery components. Using the disclosed techniques in battery manufacturing and production can lead to reduction in wastage of damaged/scrapped battery cells and shorten production time.
Resumen de: US20260112638A1
A secondary battery that achieves higher conductivity of a positive electrode and has higher capacity is provided. The secondary battery includes a positive electrode that includes a positive electrode active material, a first conductive material, and a second conductive material whose shape is different from that of the first conductive material. The positive electrode active material includes lithium cobalt oxide containing magnesium in its surface portion. The weight of the second conductive material is lower than or equal to the weight of the first conductive material. The second conductive material forms an assembly and has a portion sticking to the positive electrode active material.
Resumen de: US20260112781A1
A battery module including multiple cells arranged according to at least one row, each cell having a positive terminal and a negative terminal positioned at opposite ends. A first and a second connection bar, or busbar, are provided electrically connected to the positive terminals and to the negative terminals of the cells. Support bodies are provided with respective conductive elements which include a respective connection portion and multiple contact portions. An engagement group is provided that removably mechanically engages the support bodies in a predetermined working position, in which the connection portions are mechanically forced to be arranged in contact with the first, or the second, connection bar, and each contact portion to be arranged in contact, with a respective positive terminal or with a respective negative terminal such that the electrical connection between the first and the second connection bar and the plurality of cells.
Resumen de: AU2024337353A1
A fire detector and a battery pack. The fire detector comprises a mounting end cover (1), a fire sensing assembly (2), and a protective cover (3). The mounting end cover (1) is detachably provided outside a battery pack body (100). The fire sensing assembly (2) is located inside the battery pack body (100) and is detachably connected to the mounting end cover (1). The protective cover (3) is detachably connected to the side of the mounting end cover (1) provided with the fire sensing assembly (2), the protective cover (3) covers the fire sensing assembly (2), and the protective cover (3) is provided with detection holes (31). The interior of the battery pack body (100) is communicated with the interior of the protective cover (3) by means of the detection holes (31).
Resumen de: US20260112717A1
0000 A battery main box, a charge-discharge circuit, and a powered device. The battery main box includes two first electrode circuits and one second electrode circuit. A switch is connected between the two first electrode circuits. The two first electrode circuits are respectively configured to be connected to two powered loads and two batteries, and the second electrode circuit is configured to be respectively connected to the two powered loads and the two batteries. The battery main box in the embodiments of the present application includes the two first electrode circuits and the one second electrode circuit, and the switch is connected between the two first electrode circuits.
Resumen de: US20260112922A1
A power distribution device that couples to storage units is provided. The power distribution device a battery charger that indirectly charges batteries, such as for personal electronic devices. The device includes a top panel with a recess that receives the personal electronic devices. The device also includes interface components to couple the device to a modular tool storage unit.
Resumen de: US20260112689A1
A method for producing a sulfide solid electrolyte according to an embodiment of the present invention is a method for producing a sulfide solid electrolyte, including: preparing a composition containing P, S, N, an element A, and an element M; reacting the composition to obtain an intermediate; and heating the intermediate to obtain a sulfide solid electrolyte, where the composition includes a raw material compound containing N, the element A, and the element M. A represents at least one element selected from the group consisting of Li, Na, and K. M represents at least one element selected from the group consisting of Al, Ta, Si, Sc, Mg, Nb, B, Hf, C, P, Zr, and Ti.
Resumen de: US20260110745A1
0000 An approach to control or monitoring of battery operation makes use of a recurrent neural network (RNN), which receives one or more battery attributes for a Lithium ion (Li-ion) battery, and determines, based on the received one or more battery attributes, a state-of-charge (SOC) estimate for the Li-ion battery.
Resumen de: US20260112610A1
Provided are: a negative electrode material for nonaqueous secondary batteries, which can yield a high-capacity nonaqueous secondary battery having excellent discharge rate characteristics; and a negative electrode for nonaqueous secondary batteries and a nonaqueous secondary battery. Also provided is a nonaqueous secondary battery having excellent charge-discharge efficiency. The negative electrode material for nonaqueous secondary batteries includes carbonaceous particles (A) and silicon oxide particles (B), and satisfies the followings: a) the average particle size (50% cumulative particle size from the smaller particle side; d50) is 3 μm to 30 μm, and the 10% cumulative particle size from the smaller particle side (d10) is 0.1 μm to 10 μm; b) the ratio (R1=d90/d10) between the 90% cumulative particle size from the smaller particle side (d90) and the d10 is 3 to 20; and c) the ratio (R2=d50/d10) between the d50 and the d10 is 1.7 to 5.
Resumen de: AU2026202568A1
The present invention relates to a cleaning apparatus. The cleaning apparatus according to one aspect comprises: a suction inlet; a suction motor which generates suction power for allowing air to be sucked in along the suction inlet and comprises a rotationally operating impeller; a dust separation unit provided with one or more cyclone units which generate cyclonic flow so as to separate dust from air which has been introduced through the suction inlet; a dust container which stores dust separated by the dust separation unit and is positioned under the suction motor; a battery which supplies power the suction motor and is positioned behind the dust container; and a handle disposed behind the suction motor, wherein the rotation axis of the impeller and the axis of the cyclonic flow extend vertically, and the extension line of the rotational axis of the impeller passes through the one or more cyclone units. pr p r
Resumen de: US20260112611A1
Provided is a positive electrode material for a lithium ion secondary battery, including aggregated particles including aggregated multiple primary particles of a positive electrode active substance containing lithium iron phosphate coated with a carbonaceous film, the positive electrode active substance having a prescribed composition containing lithium iron phosphate, the positive electrode material having a change rate of a lattice area of a b-c axis plane before charging and after full charging (((lattice area before charging-lattice area after full charging)/lattice area before charging)×100) of 1.10% or more and 1.33% or less. The positive electrode material has excellent cycle characteristics and high input and output characteristics in using as a positive electrode of a lithium ion secondary battery.
Resumen de: US20260112640A1
A negative electrode material for secondary battery use includes silicon-containing particles and coating layers covering at least part of the surfaces of the silicon-containing particles. The silicon-containing particles each include an ion conductive phase and silicon phases dispersed in the ion conductive phase. The coating layers contain at least one phosphate compound selected from the group consisting of a phosphate compound, a polyphosphate compound, and a metaphosphate compound, each of which contains an anion represented by general formula (1):In general formula (1), A represents an organic group or an oxygen atom.
Resumen de: US20260112601A1
0000 A disclosed positive electrode is a positive electrode for a nonaqueous electrolyte secondary battery. The positive electrode includes a positive electrode current collector and a positive electrode mixture layer disposed on the positive electrode current collector. The positive electrode mixture layer contains active material particles having an average particle diameter less than 5 μm, a conductive material, a dispersant, and a binder. The active material particles include composite oxide particles and a surface modification layer formed on surfaces of the composite oxide particles and containing a boron compound. The composite oxide particles are particles of a lithium transition metal composite oxide. The conductive material includes a carbon material. The dispersant includes nitrile group-containing rubber. The binder includes a fluorine-containing polymer.
Resumen de: US20260109198A1
0000 A thermal conditioning system for a motor vehicle, including a refrigerant circuit. The refrigerant circuit includes a main loop, a first bypass branch, a third bypass branch, and a fourth bypass branch. The main loop includes, successively a compressor, a first heat exchanger configured to exchange heat with a first heat transfer fluid, a first expansion valve, a first refrigerant accumulation device, a second expansion valve, and a second heat exchanger. The first bypass branch includes a third expansion valve, and a third heat exchanger. The second bypass branch connects the main loop and the first bypass branch. The third bypass branch connects the main loop and the first bypass branch. The fourth bypass branch allows the refrigerant leaving the compressor to join the main loop, without passing through the first exchanger and the second expansion valve. The fourth bypass branch includes a fourth expansion valve.
Resumen de: US20260108831A1
A filtration device according to the present invention includes: a filter chamber 3 to which slurry 40 containing a particle and a liquid having different electric charges is supplied through a supply line; a first electrode group 10A or a second electrode group 10B including cathode electrodes 11, 12 or anode electrodes 13, 14 provided on both side surfaces of the filter chamber to face each other and configured to separate the particle 42 and the liquid 41 in the slurry 40 into separated substances by an electric field action; and a first discharge chamber 4 and a second discharge chamber 5 provided for the first electrode group 10A and the second electrode group 10B to face the filter chamber 3 and configured to allow discharging of the separated substances.
Resumen de: US20260109615A1
0000 A method of recycling a waste battery cathode material comprising lithium and at least one of nickel, cobalt and/or manganese, the method comprising: heating the waste battery cathode material in a reducing atmosphere to form a heat-treated waste battery cathode material comprising LiF and one or more of LijO, LiOH, and LijCOs; washing the heat-treated waste battery cathode material in an aqueous solvent to extract both lithium containing species and fluorine containing species, wherein the aqueous solvent does not contain an alkaline earth hydroxide or other species intended to reduce or prevent soluble fluorine species remaining dissolved in the aqueous solvent; separating the aqueous solvent comprising lithium and fluorine species from the heat-treated waste battery material; after separating the aqueous solvent comprising lithium and fluorine species from the heat-treated waste battery material, treating the aqueous solvent to separate lithium species from fluorine species; recovering the lithium species as lithium hydroxide or lithium carbonate; forming an acidic aqueous recycling feed comprising one or more of nickel, cobalt and/or manganese by leaching the heat-treated waste battery cathode material with an inorganic acid after the step of separating the aqueous solvent from the heat-treated waste battery material; and recovering one or more of nickel, cobalt and/or manganese from the acidic aqueous recycling feed via one or more further process steps selected
Resumen de: US20260109138A1
Provided herein are processing apparatuses for producing high-quality films of sintered ceramics. The instant disclosure sets forth equipment and processes for making high quality, rapidly processed ceramic electrolyte films. These processes include high-throughput continuous sintering of oxides for use as electrolyte films. In certain processes, the film is not in contact with any surface as it sinters (i.e., during the sintering phase).Set forth herein are processes for making and using bilayers comprising a green body layer on a metal layer and bilayers comprising a sintered oxide layer on a metal layer. Set forth herein are processes for rapidly sintering thin bilayers comprising a green body layer on a metal layer in order to produce bilayers comprising a sintered oxide layer on a metal layer.
Resumen de: US20260112749A1
An energy storage device includes: an electrode assembly formed by stacking a plurality of plates and elongated in a predetermined direction intersecting with a stacking direction; a container that accommodates the electrode assembly and is elongated in the predetermined direction; and a positive electrode terminal and a negative electrode terminal that are electrically connected to the electrode assembly. The electrode assembly includes: an electrode assembly body; and a pair of connecting portions that protrudes from one end portion of the electrode assembly body in the predetermined direction, and is electrically connected to the positive electrode terminal and the negative electrode terminal. A protruding portion on which the pair of connecting portions is disposed is formed at one end portion of the container in the predetermined direction.
Resumen de: US20260110050A1
0000 A method for processing a lithium-ion battery waste by hydrometallurgical processing of the lithium-ion battery waste to obtain a leachate in which at least cobalt and nickel are dissolved, the method comprising: a hydrometallurgical processing step of adding at least one compound (1) selected from the group consisting of ammonia and a salt thereof, and an amine compound and a salt thereof to the lithium-ion battery waste and mixing them to obtain the leachate in which at least the cobalt and the nickel are dissolved; and a solid-liquid separation step of removing at least a part of metals not dissolved in the leachate by solid-liquid separation after the hydrometallurgical processing step.
Resumen de: US20260109616A1
0000 The present invention relates to a method for efficiently recovering valuable metals from end-of-life waste lithium batteries by dry molten smelting and, more particularly, to a method for recovering lithium by mixing ground or crushed waste lithium batteries with a flux including a Ca compound and a sulfur component and melting same at a high temperature of 1300° C. or higher, and then obtaining a lithium-sulfide compound (Li2SO4) volatilizing therefrom.
Resumen de: US20260112726A1
A battery system includes a battery module that utilizes the first and second retention housings to hold a battery cell retention frame therein that can be either air cooled or fluid cooled. In particular, the first and second retention housings have an inlet port and an outlet port, respectively, for routing fluid through the battery cell retention frame for cooling cylindrical battery cells thereon. Alternately, the battery cell retention frame can be air cooled for cooling the cylindrical battery cells. Also, the first and second retention housings provide improved structural integrity to the battery module.
Resumen de: US20260112780A1
A unit cell includes an electrode positioned between a first separator and a separator in a stack. A first adhesive is positioned between the electrode and at least one of the first and second separators, and a second adhesive is positioned between the first separator and the second separator. A shear strength of the first adhesive is less than or equal to a shear strength of the second adhesive.
Resumen de: WO2026081849A1
Disclosed in the present invention is a battery pack. The battery pack comprises a case, a battery assembly, and a battery pack disconnect unit; the case is internally provided with a battery compartment and an electrical compartment separated by a partition beam; the battery assembly is arranged in the battery compartment, and the battery pack disconnect unit is arranged in the electrical compartment; the battery pack disconnect unit comprises a housing, a circuit board, and electronic components connected to the circuit board, the circuit board is arranged in the housing, and the electronic components are arranged on board surfaces on both sides of the circuit board. By applying the present solution, the board surface area of the circuit board of the battery pack disconnect unit can be reduced, the space occupied by the battery pack disconnect unit in the battery pack can be reduced, the size of the electrical compartment can be effectively decreased, and more of the accommodating space in the case of the battery pack can be allocated to the battery compartment, thereby providing strong technical support for improving the overall battery energy density.
Nº publicación: WO2026081749A1 23/04/2026
Solicitante:
CALB GROUP CO LTD [CN]
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Resumen de: WO2026081749A1
A cylindrical battery, comprising a cover plate assembly and a battery cell. The cover plate assembly comprises a cover plate body (1) provided with through holes (11); the projection of a wound core hole on the cover plate body (1) is staggered from the through holes (11); at least part of each pole (2) passes through a through hole (11); the poles (2) are fixedly connected to the cover plate body (1) by means of the through holes (11); each current collector disc (3) comprises a pole welding portion (31) and a tab welding portion (32); the pole welding portion (31) is welded to a pole (2); a first step portion (33) is provided between the tab welding portion (32) and the pole welding portion (31); a support member or a tooling fixture can be used at the first step portion (33) to abut against the current collector disc (3), so as to facilitate welding between the pole (2) and the current collector disc (3).
BOPI
Sede Electrónica
