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1832
resultados
Última actualización
05/07/2025 [08:21:00]
Resultados 150 a 175 de 1832
Resumen de: US2025219193A1
This application relates to a thermal management component, a box assembly, a battery, and an electrical device. The thermal management component is applicable to the battery. The battery includes a battery cell. The thermal management component includes: a first heat exchange portion and a second heat exchange portion. The first heat exchange portion is configured to exchange heat with the battery cell. The second heat exchange portion is configured to exchange heat with emissions of the battery cell. In this way, the first heat exchange portion of the thermal management component can be utilized to exchange heat with the battery cell, and further, the second heat exchange portion can be utilized to exchange heat with the emissions of the battery cell, so that the internal temperature of the battery can be prevented from being increased by overtemperature of runaway gas generated by a thermally runaway battery cell.
Resumen de: US2025219192A1
The present disclosure provides a battery pack and a vehicle. The battery pack includes at least one first battery module, at least one second battery module, and a liquid cooling system. The second battery module and the first battery module are stacked in a first direction. The liquid cooling system includes a first liquid cooling plate and a second liquid cooling plate. The first liquid cooling plate is located at an end of the first battery module and between the first battery module and the second battery module. The second liquid cooling plate is located at an end of the second battery module away from the first battery module.
Resumen de: US2025219257A1
The present disclosure provides a connecting unit, a busbar, and a battery module. The connecting unit is configured to connect battery cells. The battery cells include at least a first battery cell and a second battery cell. The connecting unit includes a first positive connecting part configured to detachably connect a positive terminal of the first battery cell and electrically connected to the positive terminal of the first battery cell; and a first negative connecting part configured to detachably connect a negative terminal of the second battery cell and electrically connected to the negative terminal of the second battery cell. The first negative connecting part is connected to the first positive connecting part.
Resumen de: US2025219198A1
A thermal management system includes a battery thermal management subsystem having a first trunk path and a second trunk path. The first trunk path is configured to exchange heat with a first region of a battery, and the second trunk path is configured to exchange heat with a second region of the battery, where the first region and the second region are different. At least one of the first trunk path and the second trunk path exchanges heat with the battery. The system includes at least one first heat exchanger arranged at the battery thermal management subsystem and an air conditioning subsystem. The battery thermal management subsystem and the air conditioning subsystem exchange heat through the first heat exchanger.
Resumen de: US2025219259A1
A battery pack connector and a battery pack are provided. The connector may be configured to electrically connect a battery module inside the battery pack with an electric device outside the battery pack and include an insulation base and a connection portion. The insulation base may be provided with a first through hole. The connection portion may be embedded in the first through hole and fixed to the insulation base, and both ends of the connection portion extend out of the insulation base.
Resumen de: US2025219201A1
Disclosed are an exterior material for a rechargeable lithium battery and a rechargeable lithium battery including the same. An example embodiment provides an exterior material for a rechargeable lithium battery including a substrate; and a coating layer on an inner surface of the substrate, the coating layer including one or more metal organic frameworks selected from ZIF-8, MOF-177, Al-MIL-53, and Fe-BTC.
Resumen de: US2025219194A1
A battery pack apparatus includes a housing, a support frame, at least one battery cell module, a heat dissipation air duct, at least one first fan and a controller. The support frame is disposed within a accommodating space of the housing. The at least one battery cell module is mounted in the accommodating space via the support frame. The heat dissipation air duct is formed within the accommodating space. Two ends of the heat dissipation air duct are respectively in communication with air vents on the opposite sides of the housing. The at least one first fan is capable of bidirectional rotation, is disposed within the accommodating space, and is positioned adjacent to one of the air vents.
Resumen de: US2025219203A1
This exterior material for a power storage devices is composed of a laminate including at least a base material layer, a barrier layer, and a heat-fusible resin layer in this order, the base material layer is composed of two or more layers, the base material layer includes one or more polyester films, and the base material layer has a work hardening index of 2.5 or more and 4.5 or less in both the longitudinal direction and the width direction and a difference in the work hardening index in the longitudinal direction and the width direction of 1.4 or less.
Resumen de: US2025219080A1
A slurry for positive electrode film, including a lithium iron phosphate-based positive electrode active material, a dispersant, a binder resin, and a solvent, and the dispersant including a copolymer (A) having a nitrile group-containing structural unit and a structural unit derived from a conjugated diene in which unsaturated bonds are partially hydrogenated and a mass ratio of residual double bond (RDB) calculated by formula (1) satisfies 0.05 to 5 mass %: RDB (mass %)=(BD/(BD+HBD))×100 (1) (where BD is a mass ratio of a structural unit derived from a conjugated diene having unsaturated bond based on a total mass of a structural unit derived from a conjugated diene, and HBD is a mass ratio of a structural unit derived from a conjugated diene in which an unsaturated bond is hydrogenated to a total mass of a structural unit derived from a conjugated diene).
Resumen de: US2025219197A1
Battery modules and battery packs are disclosed. In an embodiment of the disclosed technology, a battery module may include a cell assembly including a plurality of battery cells and at least one thermal transfer blocking assembly interposed between two or more adjacent battery cells of the plurality of battery cells; a module housing including a main plate structured to support the cell assembly; at least one slit formed in the main plate and arranged to face the at least one thermal transfer blocking assembly; and a thermally conductive polymer disposed in the at least one slit. A melting point of the thermally conductive polymer may be lower than a melting point of the main plate.
Resumen de: US2025219228A1
The present invention relates to an electric energy storage (10) for a motor vehicle. A plurality of battery module groups (14) each comprise a plurality of battery modules (20) each of a plurality of battery cells. A plurality of containers (12) are stacked and each comprise a substantially frame-shaped container outer wall (18), wherein one of the plurality of battery module groups (14) is arranged in each of the plurality of containers (12). A plurality of fastening elements (16), which are elongated, extend through the container outer walls (18) of the plurality of containers (12) and fasten the containers (12) to one another. The elongated fastening elements (16) passing through all the containers (12) are advantageous in that they enable a modular, freely scalable design of the electric energy storage (10) with a free geometric configuration, low weight and costs, as well as simple, quick assembly and disassembly.
Resumen de: US2025219229A1
A replaceable battery including: a cell stack; and a case for accommodating the cell stack, in which the case includes: a first member having an L-shaped cross section that includes a bottom plate for supporting the cell stack; a second member having an L-shaped cross section that is arranged to face the first member; a first lid part for closing one opening part of the main body part; and a second lid part having a connector for closing the other opening part of the main body part, and in which the cell stack is arranged closer to a side plate of the first member, the case has a spatial region above the cell stack, and a region of the side plate of the first member overhanging the spatial region and a top plate of the second member are fastened together with a fastening member.
Resumen de: US2025219245A1
Disclosed herein is a novel system to improve the cycle life of a rechargeable battery utilizing a particular cellulose-based separator within such a cell and a charging procedure thereof such a cell at a rate of less than 1 hour and at a charging voltage in excess of 4.2 volts. With such a separator and charging methodology, such a rechargeable battery utilizes the capability of reducing moisture within the cell and further plating potential of lithium on the anode thereof. In such a manner, the cycle life of such a battery may be lowered, allowing for faster charging and longer charge retention for the battery and thus the subject device utilized. The overall system utilizing such a methodology as well as the specific battery exhibiting such improved cycle life capabilities and retained charge over time are thus encompassed within this disclosure.
Resumen de: US2025219252A1
A polyolefin microporous membrane, a method for manufacturing the same, and a separator including the microporous membrane are provided. The polyolefin microporous membrane including 60 wt % to 80 wt % of a polypropylene having a viscosity average molecular weight of 1×106 g/mol to 3×106 g/mol and 20 wt % to 40 wt % of a polyethylene having a weight average molecular weight of 1×105 g/mol to 10×105 g/mol is provided, wherein the polyolefin microporous membrane has a puncture strength of 0.25 N/μm or more, a gas permeability of 1.0×10−5 Darcy or more, a porosity of 30% to 70%, an average pore size of 20 nm to 40 nm, a shutdown temperature of 150° C. or lower, and a meltdown temperature of 180° C. or higher.
Resumen de: US2025219065A1
A main object of the present disclosure is to provide an electrode active material of which volume change due to charge and discharge is small. The present disclosure achieves the object by providing an electrode active material including a silicon clathrate II type crystal phase, wherein a void is included inside a primary particle; and a void amount P1 of a void with a pore diameter of 5 nm or less is 0.015 cc/g or more and 0.05 cc/g or less.
Resumen de: US2025219069A1
A positive electrode for a battery that cycles lithium ions includes a fluorinated lithium-rich and manganese-based oxide (LMR) material. The fluorinated LMR material has the formula: Li1+xMe1−xO2−yFy, wherein: Me is a transition metal selected from the group consisting of Co, Ni, Mn, Fe, Al, V, Mo, Nb, Zr, Zn, Mg, Cu, Ti, and W; Me includes, on an atomic basis, greater than or equal to 50% Mn; x is greater than 0 and less than or equal to 0.33; and y is greater than 0 and less than or equal to 0.1.
Resumen de: WO2025139028A1
A battery tray assembly (3), a battery pack (81) and an electric device (80). The battery tray assembly (3) comprises a battery tray (2) and a reinforcing member (1), wherein a cavity (20) is provided at at least one end of the battery tray (2) in a first direction, the cavity (20) is located inside the battery tray (2), and the reinforcing member (1) is arranged in the cavity (20). In the first direction, a first gap (41) is provided between the side of the cavity (20) away from the center of the battery tray (2) and the reinforcing member (1) located in the cavity (20).
Resumen de: WO2025139027A1
A filler (200), a battery pack (10), and an electrical device (20). The filler (200) is adapted to be arranged in a filling space (101) between a battery cell group (300) and a side wall of a tray (100); the filler (200) is provided with a first channel (211), an inlet (2113) of the first channel (211) being used for leading to a battery cell accommodating space (111) in the tray (100), and an outlet (2114) of the first channel (211) being used for leading to the outside of the battery cell accommodating space (111).
Resumen de: AU2023468779A1
Battery-monitoring wireless temperature sensors (WTSs) are positioned so that they can obtain temperature data related to batteries that are being stored in a storage area. Reference WTSs are positioned throughout the storage area to provide representative ambient temperature data. The battery-monitoring WTSs and the reference WTSs wirelessly transmit temperature measurements to a temperature processing system. The temperature processing system processes the battery-monitoring temperature measurements based on the reference temperature measurements and previous battery-monitoring temperature measurements. In some embodiments, the temperature processing system compares a battery-monitoring temperature measurement received from a particular battery-monitoring WTS to (i) at least one reference temperature measurement, and (ii) any previous battery-monitoring temperature measurements from that same WTS. If the battery-monitoring temperature measurement exceeds (i) or (ii) by a predefined threshold amount, then some type of preventive action is initiated.
Resumen de: US2025219177A1
A method for recovering lithium from waste lithium-ion batteries, the method including: a dissolution step of dissolving active material powder obtained by pre-processing waste lithium-ion batteries in a mineral acid; a neutralization step of adding at least one selected from the group consisting of sodium hydroxide and potassium hydroxide to a solution obtained in the dissolution step; a solvent extraction step of separating at least one metal excluding lithium from a solution obtained in the neutralization step by organic solvent extraction to obtain an alkali mixed salt aqueous solution; a separation step of separating each of a lithium salt and a salt of at least one selected from the group consisting of sodium and potassium from the alkali mixed salt aqueous solution; and a lithium recovery step of recovering lithium from a first lithium salt aqueous solution obtained in the separation step.
Resumen de: US2025219235A1
The present application discloses a pressure relief mechanism, a battery cell and a battery. The pressure relief mechanism includes: a connecting mechanism including an aperture and a first boss, the first boss being connected to an inner wall of the aperture and extending toward an axis of the aperture; a pressure relief sheet for being actuated to release an internal pressure of the battery box when the internal pressure reaches a threshold and being arranged on a side of the first boss; a first protective sheet used to protect the pressure relief sheet and arranged on the other side of the first boss away from the pressure relief sheet; a compression ring arranged on a side of the first protective sheet away from the first boss; and a pressing structure connected to the connecting mechanism and being capable of being pressed toward the axis of the aperture.
Resumen de: US2025219178A1
A versatile and efficient method is described for recovering a high-purity material (target) or multiple materials (targets) from a complex mixture in batch or continuous chromatography systems. If perfectly selective sorbents are available for the targets, constant-pattern batch capture methods in tandem or tandem carousel capture methods are preferred. If perfectly selective sorbents for the targets are unavailable, the batch capture, carousel capture, isocratic SMB, non-isocratic SMB, and isotachic displacement methods can be deployed in tandem or in parallel to produce high purity products with high yields and high productivity.
Resumen de: US2025214445A1
In a control device for an electric vehicle, a setting unit sets, as a maximum value of power capable of being charged into the battery, a short time SOP applied during charging in which a charging time is equal to or less than a predetermined time and a long time SOP applied during charging in which the charging time exceeds the predetermined time. A calculation unit calculates a regeneration SOP corresponding to a maximum value of regeneration power from the motor based on the short time SOP and the long time SOP. A control unit controls the regeneration power from the motor in a range equal to or less than the regeneration SOP. The calculation unit gradually changes the regeneration SOP from the short time SOP to the long time SOP in accordance with a duration time of the regeneration power generation.
Resumen de: US2025213871A1
A portable medical device is disclosed. The portable medical device may comprise a display, a defibrillator port, a battery unit, and a processor. The processor may be configured to determine a cycle count of the battery unit, wherein the cycle count represents a number of times the battery unit has been charged and determine whether the cycle count satisfies a cycle count threshold. The processor may also be configured to, in response to determining that the cycle count satisfies the cycle count threshold, cause one or more graphical elements to be displayed on the display.
Nº publicación: US2025214182A1 03/07/2025
Solicitante:
WUXI LEAD INTELLIGENT EQUIPMENT CO LTD [CN]
WUXI LEAD INTELLIGENT EQUIPMENT CO., LTD
Resumen de: US2025214182A1
The present disclosure relates to a welding device, comprising a base, a material-transporting mechanism, a first positioning mechanism, a second positioning mechanism and a welding mechanism. By providing the above welding device, the material-transporting mechanism transports the battery to abut against the first positioning mechanism, and then the second positioning mechanism located at the positioning position obtains the battery abutting against the first positioning mechanism; the battery is positioned in the first direction, the second direction, and the third direction by the first positioning mechanism and the second positioning mechanism; subsequently, the battery is transported to the welding position by the second positioning mechanism, and then is welded by the welding mechanism.
BOPI
Sede Electrónica
