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1879
resultados
Última actualización
11/06/2025 [07:53:00]
Resultados 400 a 425 de 1879
Resumen de: WO2025112176A1
Provided in the present application are a vapor chamber, a direct-cooling plate and a battery module. The vapor chamber comprises: a housing, wherein at least part of an inner cavity of the housing is configured as a closed cavity, and walls that form the closed cavity by means of enclosure include a first sidewall and a second sidewall; and a capillary element, which is attached to at least part of an inner surface of the first sidewall or the second sidewall, wherein at least part of the capillary element is in contact with a cooling medium in the closed cavity.
Resumen de: US2025178402A1
A thermal management system includes a refrigeration circuit that cools at least a first coolant that circulates around a battery cooling loop. Refrigerant of the refrigeration circuit is cooled at a liquid-cooled condenser and at an air-cooled condenser. In certain examples, the liquid-cooled condenser is cooled by coolant circulating along a propeller arrangement cooling loop. In certain examples, the coolant from the propeller arrangement cooling loop may be combined with coolant from the battery cooling loop.
Resumen de: US2025178400A1
A vehicle includes a traction battery and an electric machine powered by the traction battery and configured to power wheels of the vehicle. The vehicle further includes a thermal-management system having a battery loop configured to circulate coolant through the traction battery, a cabin heating loop configured to circulate coolant through a heater and a heater core, a blower configured to circulate air through the heater core to heat a passenger cabin of the vehicle, and a valve configured to fluidly connect the battery loop and the heating loop when the valve is in a first position and configured to fluidly isolate the battery loop from the heating loop when the valve is in a second position. A controller is programmed to, responsive to (i) the battery charging, (ii) a temperature of the battery being less than a first threshold, and (iii) a temperature of the heater core being greater than a second threshold, energize the heater and command the valve to toggle between the first and second positions in succession such that heat generated by the heater is circulated to the battery and the heater core.
Resumen de: US2025178172A1
A cordless fastening tool includes a housing; a magazine configured to accommodate fasteners; a firing device configured to guide the fasteners along a first direction; a battery pack; and a battery pack mounting portion connected to the housing and configured to detachably support the battery pack. The battery pack is configured to be mounted to the battery pack mounting portion along a second direction perpendicular to the first direction.
Resumen de: US2025180649A1
A battery diagnosis system includes a controller that obtains operation data of a power storage device including a plurality of secondary battery cells, computes a battery state value on the basis of the obtained operation data, and diagnoses a state of the power storage device on the basis of the computed battery state value, and an output device that outputs a result of the diagnosis of the power storage device performed by the controller. The operation data includes a minimum value and a maximum value of cell voltages of the plurality of secondary battery cells constituting the power storage device. The controller computes a minimum cell capacity or a maximum cell resistance as the battery state value on the basis of the minimum value of the cell voltages measured when a charge/discharge state of the power storage device is a first state and the maximum value of the cell voltages measured when the charge/discharge state of the power storage device is a second state.
Resumen de: US2025180661A1
A sensing film comprises a substrate, one or more sensing elements arranged on said substrate, wherein said one or more sensing elements are formed by one single responsive material which is configured to exhibit changes in electrical resistance in response to changes in said operating parameters, a plurality of monitoring circuits arranged at predefined monitoring positions that are spaced apart from each other over said substrate, said monitoring circuits being configured to monitor the electrical resistance of said one single responsive material at monitoring positions.
Resumen de: US2025183304A1
A carbon material may achieve excellent discharge load characteristic of a secondary battery and excellent high-temperature storage recovery rate of the secondary battery, and to provide a method for producing a carbon material that achieves excellent discharge load characteristic of a secondary battery and excellent high-temperature storage recovery rate of the secondary battery. A carbon material may satisfy formulas (1) and (2) below, or a carbon material may contain a carbon material (A) satisfying formula (3), below, and a carbon material (B) satisfying formula (4):0.1≤SAe/SAp≤1.2;(1)1≤α≤10;(2)0.1≤α1≤6;and(3)8≤α2≤20.(4)
Resumen de: US2025183292A1
The present disclosure provides a non-aqueous electrolyte secondary battery, wherein a positive electrode active material layer includes a positive electrode active material represented by a formula (1), Li(1+x)NiyTizMe(1−y−z)O2, and when a specific surface area of a negative electrode active material layer is represented by S (m2/g), a relational formula (a), 10x+2
Resumen de: US2025183262A1
Embodiments described herein relate generally to systems and methods for continuously and/or semi-continuously manufacturing semi-solid electrodes and batteries incorporating semi-solid electrodes. In some embodiments, the process of manufacturing a semi-solid electrode includes continuously dispensing a semi-solid electrode slurry onto a current collector, separating the semi-solid electrode slurry into discrete portions, and cutting the current collector to form a finished electrode.
Resumen de: US2025183287A1
The disclosure provides a composite positive electrode plate and a preparation method and applications thereof. The composite positive electrode plate at least includes a positive electrode active material and a halide solid-state electrolyte. A chemical formula of the halide solid-state electrolyte is Li2+aZr1−aFeaCl6−x−yBrxIy, where 0
Resumen de: US2025183268A1
A power storage cell in which an electrolyte solution is used includes: a first electrode composite material layer; a separator; and a second electrode composite material layer facing the first electrode composite material layer with the separator interposed therebetween. The first electrode composite material layer includes a first reference density portion and a first high-density portion higher in density than the first reference density portion. The first high-density portion is provided to divide the first reference density portion into two or more and surround each of the first reference density portions.
Resumen de: WO2025112420A1
A capacity compensation additive and a preparation method therefor, a positive electrode sheet, a battery, and an electric device. The capacity compensation additive comprises a capacity compensation agent and a carbon material containing a catalyst, and the carbon material containing a catalyst coats at least part of the surface of the capacity compensation agent.
Resumen de: WO2025112336A1
Provided in the present application are a heat exchanger and an energy storage apparatus. The heat exchanger comprises a refrigerant substrate, a plurality of condensing plate heat exchangers and a plurality of evaporating plate heat exchangers. In a first direction, the condensing plate heat exchangers and the evaporating plate heat exchangers are arranged on the same side of the refrigerant substrate. The side surface of each condensing plate heat exchanger facing the refrigerant substrate comprises a refrigerant inlet and a refrigerant outlet, and the side surface of each evaporating plate heat exchanger facing the refrigerant substrate comprises a refrigerant inlet and a refrigerant outlet. The refrigerant substrate comprises two condensing refrigerant flow paths and two evaporating refrigerant flow paths; one condensing refrigerant flow path in the two condensing refrigerant flow paths is used for connecting the refrigerant inlet of each condensing plate heat exchanger, and the other condensing refrigerant flow path is used for connecting the refrigerant outlet of each condensing plate heat exchanger; one evaporating refrigerant flow path in the two evaporating refrigerant flow paths is used for connecting the other condensing refrigerant flow path and the refrigerant inlet of each evaporating plate heat exchanger, and the other evaporating refrigerant flow path is used for connecting the refrigerant outlet of each evaporating plate heat exchanger. The present applicatio
Resumen de: WO2025112339A1
A battery (100), a battery management system (400), and an electric device (500). The battery (100) comprises: a case (10); a liquid leakage detection member (20), the liquid leakage detection member (20) being arranged in the case (1) to detect liquid in the case (10), and the liquid leakage detection member (20) being adapted to be communicationally connected to a control device (200) so that the control device (200) controls an alarm device (300) to operate; and a liquid drainage member (30), the liquid drainage member (30) being arranged in the case (10), and the liquid drainage member (30) being fixedly arranged on the bottom wall (11) of the case (10).
Resumen de: WO2025112206A1
The present application relates to an energy storage system and a maintenance method therefor. The method comprises: by means of a battery management system (BMS), receiving a charge/discharge instruction which is transmitted by a power conversion system (PCS) and indicates a target SOC value; and on the basis of the charge/discharge instruction, controlling a target battery module to perform charging/discharging, and when the target battery module reaches the target SOC value during charging/discharging, feeding back SOC matching completion information to a cloud server by means of the PCS, so as to instruct a cloud server to determine whether to execute battery supplementing or battery swapping. By means of the method, on the basis of a received charge/discharge instruction, a target battery module can be controlled to perform charging/discharging, such that an SOC of a new battery module and an SOC of a used battery module are adjusted to be the same, thereby avoiding the problem of the actual capacity of the energy storage system being reduced due to the difference between the SOC of the new battery module and the SOC of the used battery module.
Resumen de: WO2025112199A1
The present invention provides a method for preparing a polyvinylidene fluoride resin. The preparation method comprises: dissolving a polar monomer and a fluorine-containing monomer together in an organic solvent having specific solubility parameters, then adding a fluorine-containing organic amine to the solvent, continuously adding the prepared solvent to a vinylidene fluoride monomer-containing suspension polymerization system for a polymerization reaction, adding a certain amount of an acid to a kettle after the polymerization is complete, and then washing, filtering, and drying the polymerization product to obtain the polyvinylidene fluoride resin. The method for preparing a polyvinylidene fluoride resin according to the present invention solves the problem of uneven distribution of copolymer blocks caused by polymerization activity difference and polarity difference between the vinylidene fluoride monomer, a polar comonomer and a fluorine-containing comonomer, and can prepare a high-performance lithium-ion battery binder having high alkali resistance, high flexibility, high adhesiveness, and excellent heat resistance and chemical resistance.
Resumen de: WO2025111997A1
The present invention belongs to the technical field of batteries. Disclosed are an electrode assembly, a battery cell, a battery and an electric device. The electrode assembly comprises a wound structure and protective layers, wherein the wound structure is formed by winding in a winding direction a stack which comprises a positive electrode sheet and a negative electrode sheet, with a separator sandwiched between the positive electrode sheet and the negative electrode sheet, each of the positive electrode sheet and the negative electrode sheet comprising several bent parts; and both the inner side and outer side of at least one bent part have the protective layers attached thereto, the protective layers on the inner side and outer side of the same bent part being staggered at least at one end in the winding direction.
Resumen de: US2025180660A1
An impedance measurement device includes: an applicator that applies a voltage or a current consisting of a staircase wave with 3 or more steps to any electrochemical system as an input signal; a measurer that measures a voltage input value or a current input value of the input signal and a current response value or a voltage response value corresponding to the input signal as a response signal; and a calculator that calculates impedance values at plural frequencies from the current response value or the voltage response value of the response signal.
Resumen de: US2025180658A1
Disclosed is a load measurement method of a battery balancer, which includes: performing discharging control on a cell until reaching cutoff voltage; performing charging control on the cell according to preset constant charging power until reaching a preset upper limit of a cell load, generating cell charging efficiency information, and generating cell discharging efficiency information; performing charging/discharging cycle control on the cell and obtaining charging/discharging cycle control efficiency information; and calculating and generating cell load state information by using a cell load algorithm based on the cell charging efficiency information, the cell discharging efficiency information and the charging/discharging cycle control efficiency information, and generating a cell load state curve. By implementing the method in the embodiment of the present application, the calculation accuracy of a SOC can be improved, the battery management and performance evaluation can be optimized, and the evaluation capacity of the charging/discharging efficiency can be improved.
Resumen de: US2025180291A1
An electrode drying device includes: a drying chamber having an inlet for receiving the electrode substrate on one side and an outlet for discharging the electrode substrate on other side; a piston rod positioned inside the drying chamber, extending upwardly and downwardly to press against both end portions in the width direction of an electrode substrate; a cylinder for moving a piston rod up and down in the thickness direction of the electrode substrate; and a plate coupled to an end facing the electrode substrate of the piston rod, and extending in a direction perpendicular to the width direction of the electrode substrate, so that even, the piston rod presses on the two end portions to suppress the bending phenomenon of the two end portions, and the plate coupled with the piston rod blocks the hot air applied to the two end portions to prevent excessive drying by hot air.
Resumen de: US2025180258A1
A control device is configured to control a second expansion mechanism and a pressure regulating mechanism to avoid frosting of a second utilization-side heat exchanger under operating conditions in which a heat-source-side heat exchanger functions as a radiator, a first utilization-side heat exchanger and the second utilization-side heat exchanger function as evaporators, and the first utilization-side heat exchanger is possibly frosted.
Resumen de: US2025180663A1
A system of estimating a state of health of a storage battery includes a controller. The controller is configured to specify a use state of the storage battery, and calculate the state of health of the storage battery in each of a plurality of use states.
Resumen de: US2025182653A1
Provided is an interactive digital signage system comprising a pedestal comprising a base and a mast and an interactive touchscreen digital display rotationally attached to the mast. A controller for said interactive touchscreen digital display is provided wherein the controller comprises a series 6000A+ computer. At least one battery provides power to the interactive digital signage system. Input/output ports interface the controller to external devices.
Resumen de: US2025183702A1
A mobile powered workstation can include a head unit assembly that can have at least one power outlet configured to provide power to at least one electronic device. The workstation can include a power system coupled to the head unit assembly. The power system can include a permanent battery and a battery assembly. The battery assembly can include a battery connection housing that can have a plurality of power connectors configured to electrically couple to a corresponding plurality of power connectors of a replaceable battery, the battery connection housing can have a first face and a second face that extends from the first face. The first face can define a first raised portion configured to engage with a corresponding first recessed portion in the replaceable battery. The second face can define a second raised portion configured to engage with a corresponding second recessed portion in the replaceable battery.
Nº publicación: US2025183688A1 05/06/2025
Solicitante:
SHENZHEN GREPOW BATTERY CO LTD [CN]
SHENZHEN GREPOW BATTERY CO., LTD
Resumen de: US2025183688A1
Disclosed in the present invention is a battery charging system having a compatible connection apparatus, in which system, rechargeable batteries, charging apparatuses and battery charging systems having an updated battery management function and which can meet compatibility requirements are implemented by means of the connection apparatus. The product has a simple structure, tedious operations for setting user parameters are eliminated, and new and old rechargeable batteries and a charging device are allowed to be used interchangeably by a user, thereby greatly improving the usage experience of users.
BOPI
Sede Electrónica
