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885
resultados
Última actualización
24/04/2026 [07:20:00]
Resultados 50 a 75 de 885
Resumen de: US20260106360A1
0000 A charging system and associated methods for charging rechargeable batteries are shown. Examples include a fire suppressant, and a surface suspended over the fire suppressant. One example includes a thermally activated actuator coupled to the surface allowing a charging battery to drop into the fire suppressant. Another example includes a thermally destructible surface suspended over the fire suppressant.
Resumen de: WO2026079049A1
Provided is a secondary battery including: a single cell in which a positive electrode current collector, a positive electrode active material layer, an electrolyte layer including a solid electrolyte, a negative electrode active material layer, and a negative electrode current collector are laminated in this order; and an exterior body that accommodates the single cell. The secondary battery is characterized in that the electrolyte layer is configured to include a porous body, a solid electrolyte filled in pores of the porous body, and a heat conductive material filled in pores of the porous body, and has an electrolyte region filled with the solid electrolyte and a heat conductive region provided on the outer peripheral side of the electrolyte region and filled with the heat conductive material, and in that the heat conductive region is in contact with any one of the positive electrode current collector, the negative electrode current collector, and the exterior body.
Resumen de: US20260104459A1
Methods and systems for monitoring battery consumption for a heavy machine such as used in mining, construction, agriculture, and/or industrial applications is provided. The system for reporting a state of charge of a heavy machine has a sensor or input device determining a start and an end of a task; a battery monitor coupled to a battery, the battery monitor measuring a battery charge in the battery; a display; and a processor coupled to the display, the sensor or the input device, and to the battery monitor. The processor or method may determine a change in the battery charge used by the heavy machine between the start and the end of the task to provide a task charge; determine a number of remaining tasks from the battery charge and the task charge; and present the number of remaining tasks on the display.
Resumen de: WO2026079837A1
The present invention relates to a lithium secondary battery comprising: a positive electrode; a negative electrode facing the positive electrode; a separator interposed between the positive electrode and the negative electrode; and a non-aqueous electrolyte, wherein: the positive electrode comprises a first positive electrode active material and a second positive electrode active material; the first positive electrode active material comprise a lithium iron phosphate represented by chemical formula 1 and the second positive electrode active material comprises a lithium nickel cobalt manganese oxide; the non-aqueous electrolyte comprises a lithium salt, a first solvent, and a second solvent; the first solvent is a non-fluorinated carbonate organic solvent and the second solvent is a compound represented by chemical formula 2; and the ratio (A/B) of the weight (B) of the second solvent to the weight (A) of the first solvent is 0.67 or lower.
Resumen de: WO2026080901A1
Th present disclosure relates to the field of energy storage devices such as lithium-ion batteries, sodium-ion batteries, and sodium anode-free batteries. More specifically, the present disclosure provides room temperature sodium-based batteries with an anode-free configuration, where no anode active material is present upon cell assembly and in its discharged state.
Resumen de: US20260106346A1
0000 Embodiments described herein relate to hermetically sealed electrochemical cells. In some aspects, an electrochemical cell assembly can include an anode disposed on an anode current collector, a cathode disposed on a cathode current collector, and a separator disposed between the anode and the cathode. A hermetic enclosure contains the anode, the anode current collector, the cathode, the cathode current collector, and the separator. An electronic circuit is electrically and/or communicatively coupled to at least one of the anode or the cathode, such that a first portion of the electronic circuit is inside the hermetic enclosure and a second portion of the electronic circuit is outside of the hermetic enclosure. The electronic circuit can includes a printed flex circuit polyimide, and/or an aluminized polymer pouch.
Resumen de: US20260106251A1
0000 Disclosed herein is an apparatus for removing lithium-ion battery gas, which is used to remove gas generated during an activation process of a lithium-ion battery. The apparatus includes an ultrasonic vibration unit configured to apply ultrasonic waves to the lithium-ion battery to remove gas within the battery, and a control unit configured to control an operation of the ultrasonic vibration unit.
Resumen de: WO2026080900A1
The present relates to the field of energy storage devices such as lithium-ion batteries, sodium-ion batteries, and sodium anode-free batteries. More specifically, the disclosure provide room temperature liquid electrolyte compositions separately and in combination as used in lithium and sodium-based batteries.
Resumen de: US20260105542A1
0000 A vehicle for electric power trading is provided. The vehicle includes one or more processors, and a storage medium configured to store a computer-readable instruction. When the computer-readable instruction is accessed and executed by the one or more processors, the one or more processors are configured to transmit service registration information for electric power trading, and to transmit an electric power trading request. The electric power trading request includes electric power to sell, among eco-friendly electric power and general electric power, and a power capacity to sell, when a service registration confirmation is received in response to transmission of the service vehicle registration information. Electric power corresponding to the power capacity to sell is withdrawn from the vehicle according to the electric power trading request.
Resumen de: US20260106227A1
0000 An electrode includes an electrode substrate including an insulating layer and a first conductive layer on opposite sides of the insulating layer, a composite portion having an active material thereon in an area of the electrode substrate, an uncoated portion having no active material thereon in another area of the electrode substrate, and a second conductive layer on the first conductive layer in the uncoated portion.
Resumen de: WO2026079799A1
A lithium secondary battery manufacturing method disclosed herein comprises a coating process of first and second electrode slurries. In the coating process, the first electrode slurry is applied to have a shape in which two or more concave portions recessed toward a current collector are arranged at certain intervals, and the second electrode slurry is applied to have a shape that fills the concave portions. The second electrode slurry includes a film-forming additive.
Resumen de: WO2026080758A1
A film stack for an energy storage device and corresponding methods and systems for manufacturing the film stack are provided. In an embodiment, a method forforming the film stack includes conveying a flexible support layer stack comprising a flexible support layer having a lithium metal layer formed thereover from a first supply hub toward a first pickup hub, and laminating the flexible support layer stack to a flexible substrate stack comprising an anode material layer. The method also includes exposing portions of the lithium metal layer to laser energy to separate the exposed portions of the lithium metal layer from the flexible support layer and removing the flexible support layer stack and unexposed portions of the lithium metal layer from the flexible substrate stack to form a patterned lithium metal layer on the anode material layer of the flexible substrate stack.
Resumen de: US20260104392A1
Analysis of battery cell structure is performed providing a subsurface ultrasonic phased array imaging system. The phase array uses multiple transmitter-receiver pairs to provide phased array tomography of the battery. The phased array imaging system provides mapping and evaluation of properties of the battery cell structure. The system collects ultrasonic signals scattered from internal anomalies to produce detailed cross-sectional images that reveal locations, distributions and physical properties of the anomalies, accommodating both lateral and thickness variations of scanned portions of the battery cell structure to detect, locate and characterize gases and monitor their evolution in a Lithium Ion Battery (LIB), by producing subsurface interior gas images at different cycles.
Resumen de: US20260106218A1
0000 Disclosed herein are precursor solutions, gel polymer electrolytes prepared therefrom, and electrochemical devices comprising the same. In some embodiments, the gel polymer electrolyte comprises an electrolyte salt, a nonaqueous solvent, and a crosslinked polymer obtained from an Aza-Michael addition between a Michael donor with at least two primary amines and a Michael acceptor with at least three carbon-carbon double bond groups, wherein the Michael donor has a molecular weight of no greater than 600 Daltons and is fully dissolved in the precursor solution, and the Michael donor can react with the Michael acceptor via Aza-Michael addition to form a crosslinked polymer. In some embodiments, the nonaqueous solvent is free of groups reactive with lithium metal. In some embodiments, the nonaqueous solvent comprises a fluorinated ether, a fluorine-free ether or mixture thereof. In some embodiments, the electrochemical device comprising the polymer electrolyte exhibits an improved cycling performance.
Resumen de: US20260106134A1
0000 An electrode assembly of the present disclosure includes a separator; and a plurality of electrode plates stacked together, with the separator therebetween, wherein the electrode plate includes a substrate; and an active material layer in which a magnetized part magnetized by a magnetizing device, and a non-magnetized part not magnetized by the magnetizing device, are alternately disposed along the length direction of the substrate.
Resumen de: US20260106469A1
0000 The present disclosure provides a charging and discharging system. The system includes a power device, a tray configured to contain a first battery group comprising a first set of batteries connected in series and a second battery group comprising a second set of batteries connected in series. The system also includes a charging and discharging control board electrically connected to the power device, the first battery group, and the second battery group. The charging and discharging control board includes a first bypass relay providing a first path for making a series connection between the first battery group and the power device and a second path for releasing the series connection between the first battery group and the power device. The system further includes a second bypass relay providing a third path for making a series connection between the second battery group and the power device and a fourth path for releasing the series connection between the second battery group and the power device.
Resumen de: US20260106237A1
A piezo-resistive pressure sensor includes: a first electrode layer including an electrode material having a positive temperature coefficient of resistance (PTC); a first sensing layer laminated on the first electrode layer, and including a conductive material having a negative temperature of coefficient of resistance (NTC); a second sensing layer laminated to contact or be spaced apart from the first sensing layer, and including a conductive material having a negative temperature coefficient of resistance (NTC); and a second electrode layer laminated on the second sensing layer, and including an electrode material having a positive temperature coefficient of resistance (PTC).
Resumen de: US20260104472A1
0000 A management module, including a sensing module including a sensing module body, a sensing part extending from the sensing module body, the sensing part detecting operation information of battery cells, and a sensing pad portion on the sensing module body, the sensing pad portion being electrically connected to the sensing part, and a communication module including a communication module body and a communication pad portion on the communication module body, the communication module being in contact with the sensing pad portion and receiving the operation information.
Resumen de: WO2026079717A1
According to one aspect of the present invention, a thin film separator with improved insulation properties and a preparation method thereof are provided. According to one aspect of the present invention, the separator can have an advantage of implementing a dielectric breakdown voltage of 1,000 V or less while having a thickness of 8 μm or less. To this end, according to one aspect of the present invention, the separator having a controlled maximum pore size within a polymer substrate and a preparation method thereof are provided.
Resumen de: WO2026079777A1
This battery cell manufacturing method comprises: a first aging step of increasing electrolyte wettability of a battery cell; and an activation step including a step of charging/discharging the battery cell in which the first aging step has been completed, wherein the first aging step includes performing a pressing cycle of pressing the battery cell and releasing the pressing at least once.
Resumen de: US20260106205A1
A battery includes: a plurality of electrode sheets stacked in a specific direction and connected in series; and an outer frame made of resin and covering peripheries of the electrode sheets. The outer frame has a first hole extending from a surface of the outer frame in the specific direction through at least one of the electrode sheets to a specific electrode sheet out of the electrode sheets. A side surface of the first hole is covered with resin. The side surface of the first hole is a side surface extending in the specific direction.
Resumen de: WO2026077539A1
A traction battery system (114) for a vehicle (100) comprises a battery (116) comprising a plurality of voltaic cells and a first side (124) at which a voltaic cell of the battery (116) can emit infrared electromagnetic radiation. A thermal measurement apparatus (118) in also provided for measuring a temperature in respect of the first side (124) and detecting overheating of the voltaic cells. The apparatus also comprises an infrared reflector (122) substantially overlying the first side (124) in spaced relation thereto, the infrared reflector (122) and the first side (124) cooperating to provide a cavity waveguide (120). An infrared electromagnetic radiation measurement sensor apparatus is also provided comprising an infrared electromagnetic radiation sensor device (128) having a field of view that is directed into a space between the infrared reflector (122) and the first side (124) of the battery (116).
Resumen de: DE102024003341A1
Die Erfindung betrifft eine Batterie mit einer ersten Endplatte (1) und mit einer an die erste Endplatte (1) angrenzend angeordneten zweiten Endplatte (2), wobei an der ersten Endplatte (1) ein Vorbau (3) mittels eines Verbindungselements (4) angeordnet ist, und am Vorbau (3) ein der zweiten Endplatte (2) zugewandtes elektrisches Kontaktelement (5) angeordnet ist, welches in einem Neuzustand der Batterie von der zweiten Endplatte (2) beabstandet ist und zur zweiten Endplatte (2) bewegt wird, wenn durch eine von zunehmendem Zelldickenwachstum hervorgerufene Biegung der ersten Endplatte (1) und eine damit einhergehende Rotation des Verbindungselements (4) der Vorbau (3) mit dem elektrischen Kontaktelement (5) gedreht wird, und wobei das elektrische Kontaktelement (5) bei Erreichen eines Grenzwerts im Abstand zur zweiten Endplatte (2) ein elektrisches Signal auslöst.
Resumen de: WO2026079266A1
Provided is a lithium secondary battery that improves charging/discharging characteristics. A lithium secondary battery according to the present invention comprises a positive electrode, a negative electrode, and an electrolyte solution. The electrolyte solution includes lithium ions, additional metal ions that are ions of a metal element that has a lower first ionization energy than lithium, and a fluoroalkyl ether. The concentration of the metal ions in the electrolyte solution is greater than 0 mol/L but no greater than 0.05 mol/L.
Nº publicación: US20260106250A1 16/04/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
Resumen de: US20260106250A1
A sensing module, including a busbar holder, a slot passing through the busbar holder in a first direction, a first substrate on the busbar holder, a second substrate extending from the first substrate toward the slot, a temperature sensor connected to the second substrate, a first protective member connected to the second substrate, the first protective member surrounding the temperature sensor, and a support member supporting the first protective member inside the slot.
BOPI
Sede Electrónica
