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1374
resultados
Última actualización
05/11/2025 [07:25:00]
Resultados 225 a 250 de 1374
Resumen de: US2025337066A1
A battery system includes: a plurality of battery cells, each of the battery cells having a venting exit for discharging a venting gas stream at a venting side thereof; and a cover element covering at the venting side of at least one of the plurality of battery cells to protect the battery cell from the venting gas stream. The cover element is directly sealed to the venting side of the battery cell by an adhesive extending around the venting exit.
Resumen de: US2025336964A1
A lithium iron phosphate battery and method for making the battery is provided. The lithium iron phosphate battery includes a lithium iron phosphate (LFP) cathode, a lithium anode, and a liquid electrolyte. The lithium iron phosphate (LFP) cathode has a coating adhered thereto. The coating includes a first material more than 70% by weight and a second material less than 30% by weight. The first material has a mean particle size (D50) of 10 micrometers (μm), and the second material has a mean particle size (D50) of 1 μm. The liquid electrolyte transports positively charged ions between the lithium anode and the LFP cathode. The liquid electrolyte includes between 1.0 and 1.5 M LiPF6 and between 0 and 0.5 M LiFSI.
Resumen de: US2025336962A1
The embodiments of this application provide a secondary battery, and a battery module, a battery pack and an apparatus including the same. Specifically, this application provides a secondary battery, which includes a negative electrode plate. The negative electrode plate includes a negative electrode current collector and a negative electrode film disposed on at least one surface of the negative electrode current collector. The negative electrode film includes a negative electrode active material, a conductive agent, and a binder. The negative electrode active material includes SiOx (0
Resumen de: US2025336961A1
A method for manufacturing a battery cell includes providing an anode active material layer including silicon particles and PTFE binder; and pressing the anode active material layer and an anode current collector together to form an anode electrode. The anode current collector comprises a composite material comprising a first material and lithium arranged on at least one side of the first material and in contact with the anode active material layer.
Resumen de: US2025336957A1
Provided are a negative electrode for a lithium secondary battery and a lithium secondary battery including the same, the negative electrode for a lithium secondary battery including a current collector; a first negative electrode active material layer disposed on the current collector and including a first graphite-based active material containing artificial graphite and natural graphite, and a first silicon-based active material; and a second negative electrode active material layer disposed on the first negative electrode active material layer and including a second graphite-based active material containing artificial graphite and natural graphite, and a second silicon-based active material. The first graphite-based active material has a content of the artificial graphite equal to or less than that of the natural graphite, and the second graphite-based active material has a content of the artificial graphite greater than that of the natural graphite.
Resumen de: US2025333310A1
A matrix, an anode material, and a secondary battery. The matrix has pores. The matrix includes a carbon material. An average value D0 of particle sizes of the matrix is 5.5 μm to 9.5 μm, and a standard deviation S0 of the particle sizes of the matrix is 0.08 to 0.35. The anode material includes the matrix and an active substance. The matrix has the pores, and at least partial active substance is disposed in the pores of the matrix. An average value D1 of particle sizes of the anode material is 5.5 μm to 9.5 μm, and a standard deviation S1 of the particle sizes of the anode material is 0.1 to 0.35.
Resumen de: US2025333318A1
A method for producing lithium difluorophosphate includes reacting a fluorine source and a phosphoryl halide represented by Formula 1 in a first organic solvent to obtain a reaction product and reacting the reaction product, a lithium source, and an oxygen source in a second organic solvent. Each of the fluorine source, the lithium source and the oxygen source may have a moisture content of less than 1,000 ppm based on the weight thereof.
Resumen de: US2025333253A1
A module pressurization and resting line includes a plurality of pressurization lines, a resting line, and a resting transfer device, and each pressurization line is provided with a pressurization output end; the resting line is provided with a resting input end; the resting transfer device includes a first transfer turntable and a second transfer turntable, where the first transfer turntable is disposed between one of the pressurization output ends and the resting input end, and the first transfer turntable, along its rotational circumferential direction, is capable of being in transfer communication with the resting input end; the second transfer turntable is disposed between the other pressurization output ends and the first transfer turntable, and the first transfer turntable and the second transfer turntable, along their respective rotational circumferential directions, are each provided with a first position and a second position.
Resumen de: US2025333582A1
A gap filler composition according to an embodiments includes a siloxane-based resin, a filler, and a catalyst. After application under conditions of 23° C. and 50% relative humidity, the Shore 00 hardness measured after leaving for 60 minutes and the Shore 00 hardness measured after leaving for 120 minutes are in the range of 40 to 70. The gap filler composition can be used to manufacture a vehicle battery pack including a gap filler having improved thermal stability and process properties.
Resumen de: US2025333087A1
A battery system positioned on a locomotive powered by a diesel engine includes a first battery and a second battery, the first battery and the second battery being lithium-ion batteries, wherein the first battery or the second battery are in electrical connection with a starter of the diesel engine. The first battery and second battery each include a control chassis and a plurality of cells, wherein the plurality of cells are arranged into modules. The battery system also includes a battery control panel, the battery control panel including at least one Human Machine Interface (HMI) and a first switch and a second switch, the first switch in electrical communication with the first battery and a second switch, the second switch in electrical communication with the second battery.
Resumen de: US2025337126A1
A rechargeable battery pack may include: a battery housing including an inner space; a series of unit battery cells accommodated in the inner space; a first bus bar configured to electrically connect the unit battery cells above the unit battery cells; a second bus bar configured to electrically connect the unit battery cells under the unit battery cells and contact a bottom plate of the battery housing in the inner space; and a cooling unit in the battery housing under the second bus bar configured to accommodate a cooling medium to flow therein for cooling the unit battery cells.
Resumen de: US2025337083A1
A battery enclosure includes a tub defining an internal volume, a lid, a cross member within the internal volume, and a mounting bracket. The tub has a bottom and a wall integrally formed with the bottom. The lid is configured to couple to the wall to enclose the internal volume. The cross member is coupled to the tub. The mounting bracket is attached to the bottom of the tub and is configured to releasably secure a battery.
Resumen de: US2025337145A1
A battery dehumidification structure and a battery pack are provided. The battery dehumidification structure includes a shell and a drying assembly. The shell is provided with a first mounting region and a water vapor deposition region. The first mounting region is configured to mount a battery set. The water vapor deposition region is provided with a second mounting region. The drying assembly is arranged in the second mounting region, so as to remove water vapor from the battery set.
Resumen de: US2025337079A1
A multi-cell rechargeable energy storage system (RESS) includes battery cells with each of the battery cell having a respective cell vent configured to expel gases. A cell holder is configured to support the battery cells and includes a holder body defining apertures arranged in rows. Each aperture is configured to align with and be in fluid communication with the cell vent of one of the battery cells. Thermal event passageways are located adjacent the cell holder with each thermal event passageway extending parallel to a respective row of apertures. A potting material at least partially surrounding the battery cells and a sensor assembly is in each of the thermal event passageways.
Resumen de: US2025337121A1
Examples of the present disclosure include a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator includes a porous substrate and a coating layer on at least one 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 a cubic filler a plate-shaped filler. The adhesive binder includes a fluorine-based adhesive binder having a hydroxyl group or a carboxylic acid group.
Resumen de: US2025337024A1
A battery system includes a battery comprising a full cell having a composite electrode with a composition that includes an actual blend ratio of one or more electrode materials; a memory configured to store an optimization table; a measurement circuit coupled to the full cell and configured to measure an actual open circuit voltage (OCV) of the full cell; and at least one processor configured to: calculate a predicted OCV of the full cell that based on the optimization table and one or more optimization parameters, including a predicted blend ratio of the composite electrode, compare the actual OCV with the predicted OCV to generate an error value, compare the error value with a threshold value, determine whether the predicted blend ratio corresponds to the actual blend ratio of the composite electrode based on whether the error value satisfies the threshold value.
Resumen de: US2025337055A1
The present disclosure relates to a heat insulation sheet for a rechargeable lithium battery, and a rechargeable lithium battery module. The heat insulation sheet for a rechargeable lithium battery includes a first base layer, a first aerogel-containing layer, a second aerogel-containing layer, and a third aerogel-containing layer that are stacked together. The first aerogel-containing layer and the third aerogel-containing layer each include a fibrous support, an aerogel, and a binder, and the second aerogel-containing layer includes an aerogel and a binder.
Resumen de: US2025337106A1
Examples of the present disclosure include a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate and a coating layer on at least one surface of the porous substrate. The coating layer includes a binder and a filler. The binder includes a (meth)acryl-based binder including a sulfonate group-containing structural unit. The filler includes a mixture of boehmite and barium titanate in a weight ratio in a range of about 20:80 to about 80:20 with respect to 100 parts by weight of the mixture of boehmite and barium titanate.
Resumen de: US2025337107A1
Examples of present disclosure include a separator for a rechargeable lithium battery and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous base and a coating layer on at least one surface of the porous base. The coating layer includes a heat-resistant layer including a binder and a filler, and an adhesive layer on the heat-resistant layer and including an adhesive binder. The binder includes a (meth)acryl-based binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or salts 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 cubic filler having a particle size D50 ranges from about 50 nm to about 250 nm. The adhesive binder includes a fluorine-based adhesive binder having a carboxylic acid group or a hydroxy group.
Resumen de: US2025336956A1
A negative electrode plate includes: a current collector; and a negative electrode active material layer formed on the current collector; where the negative electrode active material layer includes at least two negative electrode active material layers from inside to outside; the negative electrode active material layer includes a negative electrode active material selected from natural graphite or artificial graphite; and the at least two negative electrode active material layers include at least one negative electrode active material layer containing natural graphite and at least one negative electrode active material layer containing artificial graphite.
Resumen de: US2025336984A1
Provided here is a method of manufacturing a lattice electrode useful in an energy storage device such as a battery or capacitor. A lattice electrode useful in an energy storage device such as a battery or capacitor also is provided, along with energy storage devices such as batteries or capacitors.
Resumen de: US2025336952A1
Examples of the disclosure include a positive electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the positive electrode. Examples include a positive electrode for a rechargeable lithium battery including a current collector, a first active material layer on the current collector, and a second active material layer on the first active material layer. The first active material layer includes a first particle and a third particle, the second active material layer includes a first particle and a second particle, the first particle is in the form of a single particle, and the second particle is in the form of a secondary particle. The first particle and the second particle are olivine-based particles, and the third particle is a layered particle.
Resumen de: US2025336958A1
A negative electrode sheet and a preparation method therefor, a secondary battery and an electric device. The negative electrode sheet includes a negative electrode current collector, a negative electrode active layer and a flake graphite. A ratio of a thickness t to a diameter d of the flake graphite is t/d, where t/d≥0.005. The negative electrode active layer includes a negative electrode active material, and the negative electrode active material includes a silicon-based material.
Resumen de: US2025336955A1
Negative electrode sheets are disclosed. The negative electrode sheets comprise a current collector, and a silicon-containing layer, an intermediate layer and a carbon layer which are stacked in sequence on at least one side of the current collector, wherein the intermediate layer comprises a first conductive agent and a first binder.
Nº publicación: US2025332955A1 30/10/2025
Solicitante:
FCA US LLC [US]
FCA US LLC
Resumen de: US2025332955A1
A vehicle system that communicates temperature information of a high voltage battery system of an electrified vehicle includes at least one temperature sensor, a controller, and a human machine interface (HMI). The at least one temperature sensor is disposed on at least one battery module of the high voltage battery system. The at least one temperature sensor is configured to sense a temperature of the at least one battery module. The controller receives the sensed temperature and determines a temperature profile of the high voltage battery system. The HMI is configured to convey temperature information of the high voltage battery system, wherein the controller communicates a signal to the HMI indicative of the temperature profile.
BOPI
Sede Electrónica
