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1509
resultados
Última actualización
17/03/2026 [07:16:00]
Resultados 925 a 950 de 1509
Resumen de: WO2026045155A1
The present application discloses a battery cover, a battery, a battery pack, and an electric device. The battery cover comprises a cover body, the cover body comprises a metal cover plate and an insulating ring, the metal cover plate is connected to one end of the insulating ring, and the other end of the insulating ring is used for being connected to a case of a battery. In the extension direction of a battery cell of the battery, the insulating ring is provided with a first protrusion, and the first protrusion is used for insulating a tab from the case. The first protrusion on the insulating ring effectively provides an insulating barrier to prevent a potential short circuit between the tab and the case, further enhancing the safety performance of the battery.
Resumen de: WO2026045138A1
An electric device, comprising a battery assembly. The battery assembly is provided with a heat-absorbing member between any two adjacent battery units, wherein each battery unit includes N cells arranged in sequence, N≥1, the heat-absorbing member includes a heat-absorbing main material, and the mass of the heat-absorbing main material satisfies a relational expression defined in the present application, thereby ensuring that the heat-absorbing member can effectively suppress thermal diffusion from a cell undergoing thermal runaway, without significantly reducing the space utilization rate of the battery assembly.
Resumen de: WO2026045108A1
A battery pack, comprising a battery module, an upper cover portion, a lower cover portion, and a reinforcing plate. The upper cover portion and the lower cover portion define an accommodating cavity; in a first direction, at least one side of the upper cover portion is provided with a first connecting edge, and at least one side of the lower cover portion is provided with a second connecting edge; the reinforcing plate is provided with a third connecting edge, and the second connecting edge is sandwiched between the first connecting edge and the third connecting edge to form a connection mating portion; and a crushing space is provided between the battery pack and the connection mating portion.
Resumen de: US20260066371A1
A cylindrical battery sorting system includes a host, a conveying device, a sorting device, an acceleration device, and a camera device. The conveying device is electrically connected to the host, includes rollers disposed side by side, and has a feeding area, an acceleration area, and a sorting area. The sorting device is electrically connected to the host and disposed corresponding to the sorting area. The acceleration device is electrically connected to the host and disposed in the acceleration area. The camera device is electrically connected to the host and disposed corresponding to the acceleration area. When a battery enters a capturing area, the camera device moves synchronously with rolling of the battery to capture an image of the rolling battery, and transmit the image back to the host to determine type of the battery. The sorting device places the battery into a corresponding recycling area according to the captured image.
Resumen de: US20260066343A1
Described herein are methods for the generation of argyrodite solid electrodes utilizing a dry microwave process, removing the necessity of additional mechanical processing, solvent removal and high temperature annealing. The described methods reduce both time and cost for generating argyrodite materials, while maintaining phase purity and electrochemical properties that make argyrodites desirable as electrolytes. The provided methods and materials are versatile and can be used with a variety of argyrodite compositions, including Li7−yPS6−yXy (X═Cl, Br, I).
Resumen de: US20260066369A1
Disclosed is a battery management device including a detection circuit configured to detect a state of a battery and a control circuit configured to monitor the state of the battery and control functions associated with the battery, wherein the control circuit is configured to transmit a turn-on signal at a predetermined time interval to each of a first switch and a second switch that electrically connect or disconnect the battery and a power supply in response to a start signal associated with charging or discharging of the battery.
Resumen de: US20260066367A1
A battery pack includes a battery housing, a positive terminal, a negative terminal, and a plurality of cell module assemblies. The plurality of cell module assemblies are received within an internal cavity of the battery housing, and include a top CMA cell holder frame defining a plurality of first pockets, a bottom CMA cell holder frame defining a plurality of second pockets, a top collector plate coupled to the top CMA cell holder frame, a bottom collector plate coupled to the bottom CMA cell holder frame, and a plurality of battery cells. An aluminum midplate is arranged between at least two of the plurality of CMAs. The at least two of the plurality of CMAs are separated from one another with the aluminum midplate being arranged therebetween so that an air gap is formed between the at least two of the plurality of CMAs and the aluminum midplate.
Resumen de: US20260066308A1
Provided are an anode for an all-solid-state battery, a method for preparing the same, and an all-solid-state battery including the anode. The anode includes an anode current collector, a lithium-friendly metal layer stacked on the anode current collector, and an anode active material layer stacked on the lithium-friendly metal layer, in which the anode active material layer includes a Si-based anode active material.
Resumen de: US20260066271A1
A cathode active material for a lithium secondary battery, a cathode for a lithium secondary battery including the same, and a lithium secondary battery are provided. The cathode active material for a lithium secondary battery includes: a first cathode active material including a lithium-nickel metal oxide in the form of a single particle; and a second cathode active material including lithium manganese iron phosphate. Accordingly, a lithium secondary battery with improved cell safety and high energy density per unit cell volume may be achieved.
Resumen de: US20260066267A1
An electrode for a secondary battery includes a composite substrate including a first substrate and a second substrate, each of the first substrate and the second substrate including a conductive metal material, and an insulating layer between the first substrate and the second substrate, a first active material layer on the first substrate of the composite substrate, a second active material layer on the second substrate of the composite substrate, a first electrode tab coupled to the first substrate of the composite substrate, and a second electrode tab coupled to the second substrate of the composite substrate.
Resumen de: US20260066259A1
A method of preparing an electrode for a secondary battery, which effectively reduces a residual amount of moisture in the electrode and may significantly improve electrode adhesion at the same time, is disclosed. The method of preparing an electrode for a secondary battery includes steps of: preparing an electrode in which an electrode active material layer is formed; rolling the electrode; and drying the rolled electrode. The drying is performed such that a temperature that is from 170° C. to 210° C. is reached during the drying of the rolled electrode. For example, a temperature that is above a melting point (170° C.) of a polyvinylidene fluoride (PVDF)-based binder resin may be reached the during drying of the rolled electrode.
Resumen de: US20260066263A1
A system and methods for manufacturing a dry electrode for an energy storage device are disclosed. The system includes a first dry electrode material delivery system configured to deliver a dry electrode material, a first calendering roll, a second calendering roll, and a controller. The second calendering roll is configured to form a first nip between the first calendering roll and the second calendering roll. The first nip is configured to receive the dry electrode material from the first dry electrode material delivery system, and form a dry electrode film from the dry electrode material. The controller is configured to control a rotational velocity of the second calendering roll to be greater than a rotational velocity of the first calendering roll. 62385256
Resumen de: US20260066262A1
A solid electrolyte-electrode assembly, as well as an all-solid-state battery including the assembly are described. For instance, a solid electrolyte-cathode assembly can be formed by co-rolling a plurality of cathode particles and a plurality of solid electrolyte particles, which results in the simultaneous production of the assembly and makes it possible to achieve improved interface resistance between the electrolyte membrane and electrode to improve battery performance. Also, the resulting electrolyte can be thin, which improves the energy density, while also maintaining excellent strength by using an electrode as a support.
Resumen de: WO2026046346A1
A connection structure (100), comprising a mounting box (10) and a connection assembly (30) connected to each other. The mounting box (10) is provided with a connection hole (11) communicated with the outside. The connection hole (11) is used for allowing the connection assembly (30) to extend into. The connection assembly (30) comprises a connection body (31) and a connection member (33) at least partially sleeved on the connection body (31). The connection body (31) and the connection member (33) are integrally formed by means of two-shot injection molding. At least part of the connection member (33) sleeved on the connection body (31) protrudes in a direction moving away from the connection body (31) to form an annular sealing portion (331). The sealing portion (331) abuts against the side wall of the connection hole (11).
Resumen de: WO2026046373A1
Provided are a fluid connector (10, 10A, 10B, 10C), a fluid system (1) and a fluid system (1) manufacturing method. The fluid connector (10, 10A, 10B, 10C) may be connected to and in fluid communication with a fluid line (20, 20A, 20B, 20C), and comprises a base (102), and a female connection unit (104) and a male connection unit (106) that are arranged on the base (102), wherein the base (102) may be sealingly connected to the fluid line (20, 20A, 20B, 20C), the female connection unit (104) and the male connection unit (106) respectively define a first fluid channel (108) and a second fluid channel (110), and the first fluid channel (108) and the second fluid channel (110) are in fluid communication with each other and in fluid communication with the fluid line (20, 20A, 20B, 20C). The female connection unit (104) and the male connection unit (106) are configured to structurally match each other, and at least one of the female connection unit (104) and the male connection unit (106) comprises a flexible element (111) for flexible connection. The fluid system (1) comprises a plurality of the fluid connectors (10, 10A, 10B, 10C). The female connection unit (104) and the male connection unit (106) in the fluid connector (10, 10A, 10B, 10C) and female connection units (104) and male connection units (106) in the fluid system (1) structurally match each other, allowing the plurality of fluid connectors (10, 10A, 10B, 10C) to be conveniently connected to each other, and flexible e
Resumen de: WO2026046371A1
Provided in the present application are an electrochemical device and an electronic device. The electrochemical device comprises a positive electrode sheet, a negative electrode sheet, and an electrolyte. The electrolyte is composed of a compound of formula I and a compound of formula II. The compound of formula I is shown below, and the compound of formula II is shown below, wherein n is 0, 1, or 2. Based on the total mass of the electrolyte, the mass percentage of the compound of formula I is a%, wherein 5≤a≤50. In the present application, by means of controlling the components and the amounts of the components of the electrolyte in the electrochemical device, the cycle performance and storage performance of the electrochemical device at a high temperature can be improved, and the low-temperature loading performance of the electrochemical device can also be improved at the same time.
Resumen de: WO2026045065A1
A secondary battery separator and a secondary battery. The secondary battery separator comprises a base material and a covering layer. The base material comprises a polyolefin microporous membrane with a polyolefin as the main component. The covering layer is configured on at least one surface of the base material. The covering layer comprises inorganic particles and polymer particles, wherein the inorganic particles are consecutively distributed in the covering layer, and the polymer particles are discretely distributed among the inorganic particles and protrude out of the surface of the covering layer. The inorganic particles are accumulated as few as possible in the direction of the polymer particles to form a slope, such that the problem of the film surface being uneven after hot pressing can be mitigated.
Resumen de: WO2026045019A1
Provided in the present disclosure are a solid electrolyte with a carbon coated surface, a preparation method therefor, and the use thereof. The preparation method comprises the following steps: A) subjecting a solid-state electrolyte to alkaline washing in an alkaline solution, and then aging the alkaline-washed solid-state electrolyte in an air atmosphere to generate Li2CO3 on the surface, so as to obtain an aged solid-state electrolyte, the alkaline solution being an aqueous solution of lithium hydroxide and the concentration of the alkaline solution being less than 0.05 mol/L; B) subjecting the aged solid electrolyte to acid washing in a dilute acid solution, and drying same after the acid washing to obtain a dried powder; C) mixing the dried powder with a solution of an organic carbon source, and enables the carbon source to undergo surface adsorption or in-situ polymerization, so as to obtain an intermediate partially coated with the organic carbon source; and D) calcining the intermediate partially coated with the organic carbon source in an inert atmosphere, so as to obtain the solid electrolyte with a carbon coated surface. By means of the modes of alkaline washing and aging, the present disclosure achieves higher controllability over the carbon-coated surface area and is applicable to more types of electrolytes.
Resumen de: WO2026044837A1
The present invention belongs to the technical field of battery separators, and relates to a thin bag-type puncture-resistant AGM separator and a preparation method therefor. The thin bag-type puncture-resistant AGM separator comprises the following raw materials in percentages by mass: 50%-70% of high-alkali glass fibers and 30%-50% of reinforced fibers, wherein the high-alkali glass fibers comprise high-alkali glass fibers having a beating degree of 29-44°SR and high-alkali glass fibers having a beating degree of 19-29°SR; and the reinforced fibers are sheath-core-type fibers with dual melting points. In the present invention, a thin bag-type puncture-resistant AGM separator suitable for a barren-liquor-type lead-acid storage battery is prepared; and same has a bag-type structure, can completely cover a electrode sheet, and has high puncture resistance, thin and uniform thickness, high air permeability and low electrical resistance.
Resumen de: US20260066365A1
Discussed is a battery management apparatus that may include a measurement unit configured to measure a charging amount and a discharging amount of a battery and measure a voltage of the battery; and a control unit configured to determine a charging and discharging state of the battery based on a charging and discharging amount according to the charging amount and the discharging amount of the battery, determine a first SOC and a second SOC corresponding to the voltage of the battery based on a profile corresponding to the determined charging and discharging state of the battery, and estimate a SOC of the battery from the first SOC and the second SOC using a weight corresponding to the charging and discharging amount of the battery.
Resumen de: US20260066370A1
A power system for a transport climate control system (TCS) includes a distributed battery system that has multiple battery modules separately attached to a chassis. Separately, battery modules are each configured to activate upon activation of a load, exchange self-identifying information with the other battery modules to identify a lead battery module, and exchange internal and performance-related data with the other battery modules. The lead battery module is configured to identify as the lead battery module to the load, transmit internal and performance-related data of the multiple battery modules to the load, and coordinate collective power distribution from one or more battery modules.
Resumen de: US20260066300A1
The present disclosure discloses a positive electrode including a current collector, and a positive electrode active material layer on the current collector. The positive electrode active material layer includes a positive electrode active material, boron nitride, and polyethylene oxide. The present disclosure also discloses a rechargeable lithium battery including the positive electrode.
Resumen de: US20260066364A1
A battery module abnormality detection device detects an abnormality in a battery module. The battery module includes a battery group in which a plurality of battery cells are arranged, and a cooling unit including a coolant pipe arranged on one surface of the battery group to extend in a direction in which the plurality of battery cells are arranged. The battery module abnormality detection device includes a first temperature sensor to measure temperature values of battery cells arranged adjacent to an inlet portion of the coolant pipe, a second temperature sensor to measure temperature values of battery cells arranged adjacent to an outlet portion of the coolant pipe, and a control unit to detect an abnormal state of the battery module by using the temperature values measured by the first temperature sensor and the temperature values measured by the second temperature sensor.
Resumen de: US20260066368A1
The present disclosure relates to a method for charging a rechargeable lithium battery including constant-current charging the rechargeable lithium battery at a current density of 4 C to 10 C; and constant-voltage charging the rechargeable lithium battery, wherein the rechargeable lithium battery includes a positive electrode active material including a lithium nickel-based composite oxide having a nickel content of greater than or equal to about 80 mol % based on 100 mol % of metals excluding lithium.
Nº publicación: US20260066294A1 05/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: US20260066294A1
Disclosed are negative electrodes, all-solid-state batteries, and fabrication methods thereof. The all-solid-state battery includes a positive electrode layer, a negative electrode layer including a negative electrode current collector, and a negative electrode coating layer on the negative electrode current collector, and a solid electrolyte layer between the positive electrode layer and the negative electrode layer. The negative electrode layer includes lithiophilic metal, carbon, an additive, and a porous polymer composite. The porous polymer composite has a particulate shape. The additive includes a binder. An amount of the porous polymer composite in the negative electrode coating layer is greater than the amount of the additive in the negative electrode coating layer.
BOPI
Sede Electrónica
