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1601
resultados
Última actualización
20/03/2026 [07:15:00]
Resultados 1100 a 1125 de 1601
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: 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: 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: US20260066286A1
A method for producing a metal composite hydroxide, which includes a first crystallization process of obtaining first metal composite hydroxide particles by supplying a first raw material aqueous solution containing a metal element and an ammonium ion donor to a reaction tank, adjusting a pH of a reaction aqueous solution in the reaction tank, and performing a crystallization reaction and a second crystallization process of forming a tungsten-concentrated layer on a surface of the first metal composite hydroxide particles and obtaining second metal composite hydroxide particles by supplying a second raw material aqueous solution containing a metal element and a more amount of tungsten than the first raw material aqueous solution and an ammonium ion donor to a reaction aqueous solution containing the first metal composite hydroxide particles, adjusting a pH of the reaction aqueous solution, and performing a crystallization reaction, and the like.
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: WO2026044681A1
A cylindrical secondary battery (100) and an electrical device (1000). The cylindrical secondary battery (100) comprises a pressure relief member (32) and a sealing member (40), the pressure relief member (32) being a conductive member. The pressure relief member (32) comprises a disc body portion (321) and a first protruding portion (322), the first protruding portion (322) being embedded in the sealing member (40) so as to limit the displacement of the sealing member (40), and the disc body portion (321) comprising a weak region (3211). The first protruding portion (322) is connected to one side of the disc body portion (321) in the central axis direction (X) of the disc body portion; an outer side wall (3221) of the first protruding portion (322) comprises a first wall (322a) and a second wall (322b) connected to each other, the first wall (322a) being connected to the disc body portion (321), and the second wall (322b) having a first end (32b1) close to the axis of the disc body portion (321) and a second end (32b2) facing away from the axis of the disc body portion (321). In the central axis direction (X) of the disc body portion, the distance between the first end (32b1) and the disc body portion (321) is greater than the distance between the second end (32b2) and the disc body portion (321), and the second wall (322b) is beneficial to improving the sealing effect of the cylindrical secondary battery (100).
Resumen de: WO2026044747A1
A battery pack and an electrical device. The battery pack comprises a battery cell module (20), a housing (10), and a first limiting member (30). The battery cell module (20) comprises a plurality of battery cells (21) stacked in a first direction (X). The housing (10) comprises a bottom wall (11) and a top wall (12) arranged opposite to each other in a second direction (Z). The battery cell module (20) is accommodated in the housing (10). The battery cells (21) are fixed to the bottom wall (11) and separated from the top wall (12). The second direction (Z) is perpendicular to the first direction (X). The first limiting member (30) comprises a main body portion (31). The battery cell module (20) and the main body portion (31) are sequentially arranged along the first direction (X). The battery cell module (20) abuts the main body portion (31). The main body portion (31) is fixed to the bottom wall (11) and separated from the top wall (12). The first limiting member (30) can limit expansion of the battery cell module (20), and can provide an expansion space for the battery cell module (20).
Resumen de: WO2026044654A1
The present application provides an electrolyte for a secondary battery, a secondary battery, and an electronic device. The electrolyte comprises a first component and a second component; the first component comprises a compound represented by formula I, and the second component comprises a compound represented by formula II. By applying the electrolyte comprising both the first component and the second component to the secondary battery, the cycle performance of the secondary battery is improved, thereby enabling the electronic device to have elongated service life.
Resumen de: US20260062380A1
Provided is a method of preparing a benzenesulfonyl compound by reacting a compound represented by the following Chemical Formula,and an n-hydric alcohol in the presence of a phase transfer catalyst and an alkali metal hydroxide, whereinR1 to R5 are independently of one another hydrogen, a halogen, C1-C7 alkoxy, or C1-C7 alkyl;X is a residue derived from the n-hydric alcohol;n is an integer of 1 to 4; andY is a halogen. The method has an excellent reaction speed even under mild reaction conditions and may produce the benzenesulfonyl compound in a high yield.
Resumen de: US20260061863A1
An industrial battery design for use in a material handling vehicle. The battery includes a battery cell, a heater to provide heat to the battery cell, a temperature sensor to monitor a temperature of the battery cell, a first switching device through which power for the heater is routed, a second switching device through which power for the heater is not routed, and a controller. The controller includes circuitry configured to receive temperature data indicative of the temperature of the battery cell from the temperature sensor and to open the first switching device without opening the second switching device based on the temperature data received from the temperature sensor.
Resumen de: US20260061816A1
An electric vehicle battery automatic disconnection system using temperature detection including a battery part configured to provide power to an electric vehicle, a sensor part configured to measure a temperature of the battery part and detect smoke, a connector part configured to charge the battery part, a casing part having an inner space for housing the battery part, and an electronic coupling part configured to couple the casing part to a lower part of the electric vehicle, in which the electronic coupling part is further configured to disconnect the casing part from the lower part of the electric vehicle when the temperature detected by the sensor part exceeds a predetermined threshold or when smoke is detected.
Resumen de: US20260061234A1
A battery structure includes a plurality of battery packs, and a fluid storage part disposed at one side of the plurality of battery packs and configured to store an electrically insulative fire extinguishing fluid. Each of the plurality of battery packs includes a plurality of battery cells including electrodes and separators, a casing part defining an internal space configured to accommodate the battery cells, and a piping line connected to one end to the casing part and at another end to the fluid storage part, the piping line having a flow path configured to deliver the fire extinguishing fluid to the casing part.
Resumen de: US20260061238A1
The present disclosure relates to a fire extinguishing agent spraying apparatus and method for a battery module and a spraying unit for the spraying apparatus. The apparatus includes a spraying unit including a spraying tube configured to supply a fire extinguishing agent through an internal passage into a battery module, and a plug configured to block the internal passage and to separate from the spraying tube by an external force. A fire extinguishing agent supply unit is connected to the spraying tube through an agent supply pipe, with the fire extinguishing agent supply unit being configured to supply the fire extinguishing agent to the spraying tube such that the fire extinguishing agent pushes the plug out of the spraying tube and is sprayed into the battery module.
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.
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.
Resumen de: US20260066386A1
The present disclosure relates to a battery apparatus and a method for a cooling battery apparatus, the present disclosure may include a battery apparatus including: a stack housing accommodating a plurality of battery cells and provided in plural; a cooling plate facing the stack housing; and a cooling channel provided in the cooling plate and having a coolant flow space in which a coolant flows, and the cooling channel may include regions in which values of a cross-sectional area of the coolant flow space are different from each other.
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: US20260066381A1
Examples of the disclosure include an electrode for a rechargeable lithium battery, and a rechargeable lithium battery including the electrode. The electrode for a rechargeable lithium battery includes a functional layer including a boron nitride nanosheet and a boron nitride nanotube.
Resumen de: US20260066378A1
A control method for cooling an energy storage device, the control method including obtaining, by a battery management system (BMS), outside air temperature data, charge rate setting data, and noise limit criteria data associated with an energy storage device including a plurality of battery cells, calculating, by the BMS, a first control value for controlling a cooling unit of the energy storage device based on the outside air temperature data and the charge rate setting data, calculating, by the BMS, a second control value for controlling the cooling unit based on the noise limit criteria data, determining, by the BMS, a final control value based on the first control value and the second control value, and outputting, by the BMS, the determined final control value.
Resumen de: US20260063724A1
A data processing system includes storage assemblies each including a controller configured or programmed to control charge-discharge of energy storage devices, and a data processor, in which the storage assemblies are provided at different places, each of the storage assemblies is configured to store the energy storage devices, the data processor includes a memory to store state data of the energy storage devices, and a processor configured or programmed to update the state data stored in the memory by using a state data of the energy storage devices received from the controller, and the processor is configured or programmed to derive a quality evaluation of each of the energy storage devices based on the state data stored in the memory, and output the derived quality evaluation to the controller or another device.
Resumen de: US20260062766A1
To provide a method of recovering, at low cost, valuable metals from waste lithium-ion batteries by a dry smelting process. The present invention is a method of recovering valuable metals from waste lithium-ion batteries, the method comprising: an oxidation roasting step S3 in which oxidation roasting is implemented on a raw material containing waste lithium-ion batteries; and a reduction step S4 in which the obtained oxidation-roasted matter is reduced in the presence of carbon. In the oxidation roasting step S3, an oxidant of 1.5 times or more the chemical equivalent of carbon within the raw material to be treated is introduced, and the oxidation roasting is carried out at a processing temperature selected in a range of 600° C. to 900° C., so that the carbon grade of the obtained oxidation-roasted matter will be less than 1.0 mass %.
Resumen de: US20260062313A1
Provided is a nickel-containing hydroxide as a precursor of a cathode active material for a non-aqueous electrolyte secondary battery, wherein the nickel-containing hydroxide is secondary particles formed by agglomeration of a plurality of primary particles, and the primary particles have an average area of 0.035 μm2 or more.
Nº publicación: US20260062314A1 05/03/2026
Solicitante:
TANAKA CHEMICAL CORP [JP]
TANAKA CHEMICAL CORPORATION
Resumen de: US20260062314A1
Provided is a metal composite compound, wherein a relative standard deviation of a volume-based crystallite size distribution, calculated from a diffraction peak within the range 2θ=38±1° in a powder X-ray diffraction measurement using CuKα radiation, is less than 0.70.
BOPI
Sede Electrónica
