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1635
resultados
Última actualización
11/03/2026 [07:42:00]
Resultados 100 a 125 de 1635
Resumen de: US20260066382A1
A battery pack includes a battery stack and a band body that binds battery cells of the battery stack between the battery stack and a cooler that cools the battery cells. In the battery pack, a plurality of heat conductive sheets is provided between the battery cells and the band body and between the cooler and the band body. Between the battery cells and the band body, one end portion of each curved heat conductive sheet is brought into surface contact with and joined to the battery cells, and another end portion thereof is brought into surface contact with and joined to the band body. Thereby, even when a curve or the like arises on the band body and distances between the battery cells and the band body vary, since elastic deformation of the heat conductive sheets follows, deterioration of cooling efficiency for the stacked battery cells can be restrained.
Resumen de: US20260066376A1
The vehicle is provided with a circuit portion capable of transmitting thermal energy to the air conditioner by flowing the coolant warmed by the water heater to the air conditioner side, a circuit portion capable of transmitting thermal energy to the battery device side by flowing the coolant warmed by the water heater to the battery device side, and a flow rate adjusting valve capable of adjusting the flow rate of the coolant flowing to these circuit portions, and the control unit controls the flow rate adjusting valve, based on the measurement result of the first thermometer for the coolant flowing through the circuit portion to which the thermal energy is supplied from the circuit portion via the heat exchanger from the circuit portion, the state of the circuit portion and the circuit portion is determined.
Resumen de: US20260066385A1
A power storage device includes a plurality of power storage cells, a first heat conduction member, a second heat conduction member, a first connecting member, and a second connecting member. The first heat conduction member faces a portion on one side of a safety valve in a second direction. The second heat conduction member faces a portion on another side of the safety valve in the second direction. The first connecting member is provided between the valve mounting surface of each power storage cell disposed in odd-numbered positions from one end side power storage cell to another end side power storage cell, and the first heat conduction member. The second connecting member is provided between the valve mounting surface of each power storage cell disposed in even-numbered positions from the one end side power storage cell to the other end side power storage cell, and the second heat conduction member.
Resumen de: US20260066380A1
A battery of the present disclosure has an electrode body, a case accommodating the electrode body, and a resin body electrically insulating the electrode body and the case. The electrode body includes a positive electrode current collector, a positive electrode active material layer, an electrolyte, a negative electrode active material layer and a negative electrode current collector. The case includes a metal tube having a first opening and a second opening, and covers that seal the first opening and the second opening respectively. The resin body includes plural concave regions extending from the first opening toward the second opening.
Resumen de: US20260062310A1
The present disclosure belongs to the field of sodium batteries. Provided are a composite sodium ferrous sulfate cathode material, and a preparation method and application thereof. The composite sodium ferrous sulfate cathode material includes a core. A chemical formula of the core is NaxMyFez(PO4)k(SO4)(0.4-0.6) xOt, where M includes at least one of manganese, vanadium, or titanium, 16≤x≤17, y=1, 4≤z≤5, 2≤k≤2.6, and y+z−0.1x−1.5k≤t≤y+z+0.1x−1.5k. According to the present disclosure, sulfate decomposition is reduced, the material performance of the composite sodium ferrous sulfate cathode material is improved, and a secondary battery using the composite sodium ferrous sulfate cathode material is improved in terms of performance such as cycling performance.
Resumen de: US20260062308A1
A lithium supplement includes a core and a coating layer located on at least part of a surface of the core. The core satisfies a chemical formula LixM1yM21−yO6, where: 6≤x≤8; 0
Resumen de: US20260062298A1
The present application discloses a positive electrode active material, a preparation method thereof, a battery cell, and a power consuming apparatus. The positive electrode active material includes a lithium-containing phosphate, a charge capacity per gram of the positive electrode active material at 25° C. is denoted as C1, the charge capacity per gram of the positive electrode active material at 60° C. is denoted as C2, both units are mAh/g, and C2/C1≥1.020. The positive electrode active material provided in the present application can improve a cycle performance of a battery.
Resumen de: US20260062506A1
The present application provides an ultrahigh-molecular-weight polyolefin separator, including ultrahigh-molecular-weight polyethylene. ultrahigh-molecular-weight polyethylene has an average molecular weight of ≥1 million. The ultrahigh-molecular-weight polyolefin separator has a median aperture of 0.04 μm-1 μm, the maximum aperture of no more than 1.2 μm, and a puncture strength of ≥50 gf. Further, the present application further provides a method for preparing an ultrahigh-molecular-weight polyolefin separator. Because the polyolefin separator is safer than an ordinary non-woven separator, and has higher ionic conductivity and larger median aperture, the problems that an ordinary non-woven separator of a lithium-ion battery, although having a high lithium-ion passage rate, has a high degree of danger, and is prone to cause a short circuit of the battery are exactly solved.
Resumen de: US20260066405A1
The present invention relates to a secondary battery, and the technical problem to be solved is to provide a secondary battery having the reduced thickness, having no thickness deviation by regions due to high dimensional accuracy, and being capable of improving the strength of a cell bottom portion and cell side portions (a long side portion and a short side portion) and the cooling efficiency. To this end, disclosed is a secondary battery comprising: an electrode assembly; a case in which the electrode assembly is accommodated; and a cap assembly coupled to the case for sealing the case. The case comprises a bottom portion, a long side portion bent and extending from the bottom portion, a short side portion bent and extending from the long side portion, and a side bent portion provided between the long side portion and the short side portion, wherein the side bent portion has a radius of curvature increasing as it goes farther away from the bottom portion.
Resumen de: US20260066399A1
A secondary battery includes a case with an inner space, the case including an opening in an upper end portion thereof and an interference prevention portion at a lower corner thereof, an electrode assembly inside the case, the interference prevention portion being configured to prevent interference between the case and a lower end corner portion of the electrode assembly, and a cap assembly electrically connected to the electrode assembly and coupled to the upper end portion of the case.
Resumen de: US20260066397A1
Metal-air cells, battery stacks, battery system and methods of forming the anodes within the metalair cells without dismantling the cell are provided. The anodes include metal mesh(es) as current collector(s) and concentrated slurry comprising metal granules suspended in electrolyte, in electrical contact with the current collector(s). The concentration of the slurry is carried out by circulating it through a cell space between cathode(s) and the metal mesh(es), which are configured to increase the concentration of the metal granules accumulating thereupon. The rise in required circulation pressure (or the corresponding time period and/or changes in conductivity related thereto) is used to indicate the completion of the anode formation process. One- and two-dimensional implementations of cells are provided, and discharging efficiency may be enhanced by circulating the electrolyte during discharging.
Resumen de: US20260066393A1
The present disclosure provides an energy storage system. The energy storage system includes: a plurality of battery modules each of which battery module includes a plurality of battery cells; a first cooling system that cools a first battery module set among the plurality of battery modules; a second cooling system that cools a second battery module set among the plurality of battery modules; a central valve that controls a flow of a refrigerant between the first cooling system and the second cooling system; and a battery management system that monitors and controls operations of the plurality of battery modules, the first cooling system, the second cooling system, and the central valve. The battery management system controls the central valve to control the flow of the refrigerant between the first cooling system and the second cooling system depending on whether an abnormality occurs in the operation of any one of the first cooling system and the second cooling system.
Resumen de: US20260066391A1
An immersion-cooled battery module according to an embodiment of the present disclosure includes a battery assembly; a module case having an opening at least at one end and accommodating the battery assembly in an internal space connected to the opening; and a sealing cover that airtightly covers the opening, wherein the battery assembly includes a plurality of sub-battery modules each having a battery cell stack in which a plurality of battery cells are stacked and disposed side by side in one direction; and an insulating block made of an insulating material and disposed between the first sub-battery module and the second sub-battery module adjacent to each other among the plurality of sub-battery modules.
Resumen de: US20260066280A1
A lithium metal composite oxide powder has a layered structure, and includes at least Li, Ni, an element X, and an element M. The element X is at least one element selected from the group consisting of Co, Mn, Fe, Cu, Ti, Mg, Al, W, Mo, Nb, Zn, Sn, Zr, Ga and V. The element M is at least one element selected from the group consisting of B, Si, S and P. A molar ratio of Ni to a sum of Ni and the element X, Ni/(Ni+X), is 0.40 or more. A molar ratio of the element M to a sum of Ni and the element X, M/(Ni+X), is more than 0 and 0.05 or less. The lithium metal composite oxide powder has core particles and coatings. The coatings including the element M at a concentration of more than 0.0185 mol/cm3 and 0.070 mol/cm3 or less.
Resumen de: US20260066266A1
Provided is a member for a power storage device that, even when the amount of electrode active material supported is increased, enables charge and discharge and thus achieves a high capacity. A member 6 for a power storage device includes: a solid electrolyte layer 1; and an electrode layer 2 provided on the solid electrolyte layer 1 and made of a sintered body of an electrode material layer 2A containing an electrode active material precursor powder having an average particle diameter of not less than 0.01 μm and less than 0.7 μm.
Resumen de: US20260066291A1
Provided are a composition for a positive electrode containing a positive electrode active material consisting of a large particle group A having a particle diameter of 5.0 μm or more and a small particle group B having a particle diameter of less than 5.0 μm, in which, in a number-based particle size distribution of the positive electrode active material, in a case where the total frequency is set to 100%, a frequency of the large particle group A is 60% or more and a frequency of the small particle group B is 40% or less, and a surface tension γB (mN/m) of the small particle group B with respect to N-methylpyrrolidone satisfies an expression B1: 15.0≤γB≤40.0; a positive electrode sheet including a positive electrode active material layer formed of the composition for a positive electrode; and a non-aqueous electrolytic solution secondary battery using the positive electrode sheet.
Resumen de: US20260066264A1
A method for manufacturing a membrane electrode assembly includes an applying step of applying a catalyst ink to a first surface of a polymer electrolyte membrane, and a drying step of drying the applied catalyst ink. The applying step is performed in a state where a second surface of the polymer electrolyte membrane opposite to the first surface is in contact with a swelling solvent that swells the polymer electrolyte membrane.
Resumen de: US20260062311A1
A method for preparing a positive electrode material and an energy storage battery are provided. The method includes: preparing an Fe-MOF, including: dispersing a first iron source in a solvent, adding the cyanamide organic ligands into the solvent to perform reflux reaction to obtain a reaction solution, and performing cooling, filtering, and cleaning on the reaction solution to obtain the Fe-MOF; grinding and blending the Fe-MOF with a second iron source, a lithium source, and a phosphorus source to obtain a premix; and performing a sintering treatment on the premix under an atmosphere of an inert gas to obtain a composite lithium iron phosphate positive electrode material. The composite lithium iron phosphate positive electrode material includes lithium iron phosphate particles and carbon nanotubes, the lithium iron phosphate particles are attached to a surface of the carbon nanotubes, and there is iron wrapped by each of the carbon nanotubes.
Resumen de: US20260062304A1
Exemplary lithium carbonate (Li2CO3) particles may comprise at least 98% by weight (wt %) lithium carbonate. Exemplary lithium carbonate (Li2CO3) particles may have a Dv (50) between 0.08 μm and 0.43 μm. Exemplary lithium carbonate (Li2CO3) particles may have a Dn (50) between 0.015 μm and 0.5 μm. Exemplary lithium carbonate (Li2CO3) particles may have a BET surface area between 10 m2/g and 25 m2/g. Exemplary batteries may comprise a cathode, an anode, a separator sheet, and a non-aqueous electrolyte. Exemplary cathodes may have a cathode active material layer including a cathode active material and a plurality of lithium carbonate (Li2CO3) particles.
Resumen de: US20260060328A1
An aerosol-generating device is provided, including: control circuitry and an energy storage configured to supply electrical energy to the control circuitry for generating aerosol from an aerosol-generating article; the control circuitry being configured to: determine a storage status of the energy storage indicative of at least one of an amount of electrical energy currently stored and currently storable in the energy storage, evaluate the determined storage status with respect to at least one threshold value correlating with a threshold energy required for performing a main heating function of the device for heating the article at or above a predetermined heating temperature to generate aerosol in at least one usage session, and for performing at least one auxiliary device function of the device different than the main heating function, and enable or disable, based on the evaluation, at least one of the main heating function and the auxiliary device function.
Resumen de: AU2026201126A1
Abstract Disclosed embodiments describe approaches for warming a portion of a human body. The warming is based on heated apparel (e.g., a heated glove) coupled to an electrical power supply through a heater controller. The heated apparel (e.g., a glove) can be fabricated using a narrow knit electronic textile. A heater can be constructed from the narrow knit electronic textile. The heater is coupled to the heated apparel (e.g., a glove) for warming a portion (e.g., a hand) of a human body, wherein heating by the heater is accomplished using electrical power from the electrical power supply. The heater is controlled by a heater controller which is interposed between the heater and the electrical power supply.
Resumen de: US20260066392A1
A coolant module and a thermal management system including the same are disclosed. The coolant module includes a reservoir tank configured to store a coolant, a valve coupled to a lower side of the reservoir tank and configured to receive the coolant from the reservoir tank and determine a flow direction of the coolant, a manifold plate having a plurality of flow paths in which the coolant flows, and a pump connected to any one of the plurality of flow paths, the pump being configured to transfer the coolant to an external component, in which the valve is coupled to an upper surface of the manifold plate, the pump is provided as a plurality of pumps coupled to a lower surface of the manifold plate, and the coolant discharged from the valve flows along one flow path selected from the plurality of flow paths formed in the manifold plate.
Resumen de: US20260066379A1
A traction battery pack assembly includes a cell stack having a plurality of battery cells and one or more thermal barriers disposed along a cell stack axis. A crossmember is alongside the cell stack. One or more fasteners that secure the one or more thermal barriers to the crossmember. The fasteners can be staples.
Resumen de: US20260066390A1
An industrial battery design for use in a material handling vehicle. The battery includes a metal base plate, a battery case secured to the metal base plate to form a sealed enclosure for the battery, a row of one or more battery cells disposed above the metal base plate, and a top tray disposed above the row of battery cells. The top tray includes a first fan to blow air in a first direction within the battery case and a second fan to blow air in a second direction within the battery case, where the second direction is opposite the first direction.
Nº publicación: US20260066394A1 05/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
Samsung SDI CO., Ltd
Resumen de: US20260066394A1
A secondary battery assembly and a battery module suppress thermal propagation resulting from high-temperature gases and flammable materials released from some battery cells. The battery module includes a housing and a plurality of battery cells in the housing. Each of the plurality of battery cells includes a case, a terminal protruding from the case, and a cell vent installed in the case to be rupturable, and a plurality of cell covers corresponding one-to-one with the plurality of battery cells. Each of the plurality of cell covers includes a cover body, in which a cover through-hole aligned with the cell vent is formed and which is supported by the case, an insulation piece supported by the cover body to close the cover through-hole, and a cell bus bar that electrically connects the terminal of one battery cell among the plurality of battery cells to the terminal of another battery cell.
BOPI
Sede Electrónica
