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1121
results.
Updated on
23/04/2026 [07:21:00]
Results 700 to 725 of 1121
Absstract of: US20260098820A1
0000 A battery defect inspection system includes a support device for supporting a plurality of cylindrical batteries; a first transfer unit configured to transfer the cylindrical batteries to the support device; a second transfer unit configured to discharge the cylindrical batteries from the support device; a first rail along which the first and second transfer units are guided; a second rail extending parallel to the first rail, along which a receiving container accommodating the plurality of cylindrical batteries is guided and transferred; an X-ray generating unit configured to irradiate X-rays toward the plurality of cylindrical batteries supported by the support device; and an X-ray detector disposed opposite the X-ray generating unit.
Absstract of: WO2026076147A1
A computer-implemented system predicts occurrence of thermal runaway in a Lithium-ion battery module by modeling thermal, electrochemical, and material degradation under various conditions. The computer-implemented system uses spatiotemporal and thermal data associated with the Lithium-ion battery module to forecast future temperatures along the battery module to identify or predict thermal runaway events.
Absstract of: DE102024128934A1
Die Erfindung betrifft eine Messanordnung (10) für eine Batterie (18), umfassend eine Trägerplatte (14), eine elektrische Leitungsanordnung (20), die auf der Trägerplatte (14) angeordnet ist, und eine Auswerteeinheit (36), die dazu ausgelegt ist, einen elektrischen Widerstand (R) zumindest eines Teils der Leitungsanordnung (20) zu messen und in Abhängigkeit davon einen bestimmten ersten Fehlerfall (F2) zu detektieren. Dabei ist vorgesehen, dass die Messanordnung (10) einen elektrischen Schwingkreis (12) aufweist, der auf der Trägerplatte (14) angeordnet ist, der die elektrische Leitungsanordnung (20) umfasst, der einen induktiven Schwingkreisteil (12a) und einen kapazitiven Schwingkreisteil (12b) umfasst, wobei die Messanordnung (10) eine Anregungseinheit (32, 34) zum Anregen des Schwingkreises (12) und zum Erfassen eines Antwortsignals auf die Anregung des Schwingkreises (12) aufweist, die dazu ausgelegt ist, eine Charakteristik (G, fR) des Antwortsignals zu bestimmen und in Abhängigkeit davon den bestimmten ersten Fehlerfall (F2) und/oder einen bestimmten zweiten Fehlerfall (F1) zu detektieren.
Absstract of: US20260100461A1
The power tool system includes a power tool device and a battery pack that has battery cells organized in an arrangement that may improve the usability of the power tool device. The power tool device can slidably engage with the battery pack along a sliding axis extending in a longitudinal direction. The power tool device can operate a tool that may rotate about a rotation axis that extends in the longitudinal direction. The power tool device includes a handle having a centerline axis that passes through a surface of the handle and extends in the longitudinal direction. The battery cells have axes that extend in the longitudinal direction to align with the centerline, rotation, and/or sliding axes. The battery cells are disposed in a nested arrangement so that the space occupied by the battery pack may be reduced.
Absstract of: WO2026074864A1
This nonaqueous electrolyte secondary battery comprises: an electrode body; a nonaqueous electrolyte; a bottomed cylindrical outer can (20) that accommodates the electrode body and the nonaqueous electrolyte; and a sealing body (30) that closes an opening of the outer can (20). The nonaqueous electrolyte secondary battery is characterized in that an annular groove (23) recessed inward in the radial direction of the outer can (20) is provided on a side surface of the outer can (20), and a protective member (40) containing an endothermic material that causes an endothermic reaction is provided inside the annular groove (23).
Absstract of: DE102024004125A1
Die Erfindung betrifft ein Gehäuse für eine Batterie zur Aufnahme von Batteriezellen (1), aufweisend: eine Eintrittsöffnung (9) zum Aufnehmen von Vergussmaterial und zumindest einen Blindkanal (5), der entlang einer Gehäusefläche (3) verläuft und zumindest eine in den Innenraum des Gehäuses gerichtete Austrittsöffnung (7) aufweist.
Absstract of: WO2026075441A1
Provided are a conductive material dispersion and a preparation method therefor, the conductive material dispersion comprising: a carbon-based conductive material; a first dispersant comprising a vinyl-based polymer containing nitrogen atoms; a second dispersant comprising a main component and an auxiliary component; and a dispersion medium. The main component includes a cellulose-based polymer, the auxiliary component includes one or more among a lactone-based polymer and a glycol-based polymer, and, through the preparation of the conductive material dispersion comprising both the first dispersant and the second dispersant, the particle size of particles dispersed in the dispersion may be reduced and the viscosity of the dispersion may be reduced, and thus the carbon-based conductive material may be uniformly and effectively dispersed in the dispersion.
Absstract of: US20260100436A1
A method of recovering metal from battery waste is provided. The method includes providing a battery waste leachate comprising metal ions and sulphate ions in an acidic medium, contacting the battery waste leachate with a reagent comprising ammonium ions to precipitate the metal ions as a double sulphate salt having formula (NH4)2M(SO4)2·6H2O, wherein M is one or more of Ni, Mn and Co, heating the precipitate at a temperature of 400° C. or more to form an anhydrous precipitate, dissolving the anhydrous precipitate in a solution comprising sulphate ions and crystallizing MSO4·6H2O from the resultant solution.
Absstract of: WO2026073790A1
The invention relates to a battery cell comprising: a housing having a tubular housing part, a first end plate, and a second end plate, wherein a first end of the housing part is closed by the first end plate and a second end of the housing part is closed by the second end plate; an electrode winding accommodated in an interior of the housing; and an electrolyte accommodated in the interior of the housing; wherein the electrode winding (40) has a cavity, in particular an axial cavity, in which a capillary is arranged.
Absstract of: WO2026075965A1
Examples relate to a method for managing aircraft charging through a one-way communication channel. This method involves battery ground support equipment (BGSE) receiving operational data transmitted from an aircraft via a one-way communication channel. The operational data may include limit data specifying temperature, charge, and current limits. The BGSE interprets the received operational data to autonomously determine charging parameters for the aircraft and charges the aircraft based on these parameters without sending data back to the aircraft.
Absstract of: WO2026075407A1
The present invention relates to an apparatus and method for manufacturing a silicon oxide negative electrode material for a lithium secondary battery. More specifically, by positioning a vacuum exhaust unit and a deposition unit in opposite directions with respect to an evaporation unit, the present invention can manufacture a silicon oxide negative electrode material for a lithium secondary battery with improved production yield and purity.
Absstract of: US20260100428A1
An apparatus for diagnosing an overcurrent of a battery includes a fuse temperature measurement unit which measures a temperature of a fuse through which a current of a battery flows and an overcurrent diagnosis unit which diagnoses an overcurrent state of the battery based on a measured fuse temperature.
Absstract of: WO2026075542A1
The present invention relates to a rapid charging device for charging a plurality of battery packs and a rapid charging method using same and, more particularly, to a rapid charging device for charging a plurality of battery packs and a rapid charging method using same, the rapid charging device including: a positive electrode high voltage terminal for supplying a voltage; a negative electrode high voltage terminal for supplying a voltage; a plurality of DC/AC converters connected to the positive electrode high voltage terminal and the negative electrode high voltage terminal, respectively; a plurality of slidacs connected to the plurality of DC/AC converters, respectively, to adjust a value of a voltage; a plurality of AC/DC converters connected to the plurality of slidacs, respectively; a plurality of resistor modules connected to the plurality of AC/DC converters; and a controller connected to the plurality of slidacs, respectively, to control a value of a voltage passing through the slidacs.
Absstract of: US20260100348A1
0000 Disclosed are positive electrodes, rechargeable lithium batteries including the positive electrode, and methods of manufacturing the positive electrode. The positive electrode includes a current collector and a positive electrode active material layer on the current collector. The positive electrode active material layer comprises a first positive electrode active material that comprises lithium-nickel-based composite oxide and has a bare form without a carbon coating on a surface thereof, a second positive electrode active material that comprises lithium-nickel-based composite oxide and has a core and a carbon coating layer on the core, a conductive material that comprises a carbon-based material, and a binder.
Absstract of: US20260098904A1
A diagnosis system includes a storage device, an internal pressure transition estimation section, an amount-of-damage calculation section, and a durable-period prediction section. The storage device stores second history information. The internal pressure transition estimation section estimates the transition of the internal pressure of a battery. The amount-of-damage calculation section calculates the amount of damage to a housing of the battery by the internal pressure in accordance with a result of the estimation by the internal pressure transition estimation section after the end of use of the battery in the vehicle. The durable-period prediction section predicts the length of the durable period of the battery at the time of reuse in accordance with usage condition information and the amount of damage. The usage condition information indicates a usage condition of the battery imposed when the battery is reused after the end of use.
Absstract of: US20260100476A1
The present disclosure relates to a secondary battery including a fire extinguishing agent structure. The fire extinguishing agent structure includes a disk-shaped member and a stick-shaped member connected to and extending perpendicular to the disk-shaped member. The stick-shaped member and the disk-shaped member include a fire extinguishing agent that causes an endothermic reaction at a temperature of 100 °C or higher.
Absstract of: DE102024128932A1
Die Erfindung betrifft eine Messanordnung (10) zum Bestimmen eines Werts einer Zustandsgröße (T) einer Batterie (38), wobei die Messanordnung (10) eine Messeinrichtung (12) und eine mit dieser gekoppelte Steuereinrichtung (14) umfasst, die dazu ausgelegt ist, den Wert der Zustandsgröße (T) in Abhängigkeit von einem mittels der Messeinrichtung (12) erfassten Messsignal (A1, A2, A3) zu bestimmen. Dabei umfasst die Messeinrichtung (12) einen elektrischen Schwingkreis (16) mit einem induktiven Schwingkreisteil (16a) und einem kapazitiven Schwingkreisteil (16b), und eine mit dem Schwingkreis (16) gekoppelte Anregungseinheit (22) zum Anregen des Schwingkreises (16) und zum Erfassen eines Antwortsignals (A1, A2, A3) des Schwingkreises (16) auf die Anregung, wobei die Steuereinrichtung (14) dazu ausgelegt ist, in Abhängigkeit vom erfassten Antwortsignal (A1, A2, A3) einen Gütewert eines Güteparameters (G) zu ermitteln und in Abhängigkeit von dem ermittelten Gütewert einen Temperaturwert als den Wert der Zustandsgröße (T) zu bestimmen.
Absstract of: WO2026075550A1
The present disclosure relates to a secondary battery and a battery pack comprising same. The purpose of the present invention is to eliminate weak welding defects and improve welding strength by forming a portion of a first current collecting member corresponding to a terminal to protrude and be in close contact with the terminal. To this end, the present disclosure provides a secondary battery comprising: an electrode assembly; a case accommodating the electrode assembly and having an opening and a closed portion; a cap plate sealing the opening; a terminal passing through the closed portion and disposed to face the electrode assembly; and a first current collecting member disposed between the electrode assembly and the terminal, with a portion protruding to be in close contact with the terminal.
Absstract of: DE102024129029A1
Die Erfindung schafft ein Sicherheitssystem sowie ein Verfahren zur Überwachung einer Last. Das Sicherheitssystem umfasst: eine Kontrolleinheit mit mindestens einer Ausgangsleitung und mindestens einer Eingangsleitung, wobei die Kontrolleinheit dazu eingerichtet ist, ein Diagnosesignal über die mindestens eine Ausgangsleitung zu übertragen und ein Rückmeldesignal über die mindestens eine Eingangsleitung zu empfangen; eine Invertieranordnung, die mit der mindestens einen Eingangsleitung und der mindestens einen Ausgangsleitung verbunden ist, umfassend mindestens eine Invertierlogik und eine Verbindungseinheit, wobei die Verbindungseinheit mit der einen Last verbindbar ist und dazu ausgelegt ist, das Diagnosesignal zu empfangen und ein Verbindungssignal auszugeben, und wobei die Invertierlogik dazu eingerichtet ist, das Verbindungssignal zu empfangen und ein entsprechendes Rückmeldesignal zu generieren, wobei das Generieren des Rückmeldesignals eine Invertierung des Verbindungssignals umfasst; und eine Vergleichseinheit, welche dazu eingerichtet ist, das Diagnosesignal und das Rückmeldesignal miteinander zu vergleichen und, falls vorbestimmte Kriterien nicht erfüllt sind, ein Fehlerzustandssignal an eine Aktoreinheit zu übermitteln.
Absstract of: US20260100365A1
0000 The present disclosure relates to an anode active material for a rechargeable lithium battery including calcium silicate, a method for preparing the same, and a rechargeable lithium battery including the same. According to the present disclosure, it is possible to improve the initial efficiency of a rechargeable lithium battery by providing an anode active material for the rechargeable lithium battery that does not react with lithium and to provide a rechargeable lithium battery with improved charge/discharge life characteristics by increasing the sizes of internal pores.
Absstract of: WO2026073526A2
The invention relates to an electrochemical energy storage device (100) having at least one electrochemical cell (10) which has an electrolyte (13) and at least two electron-conducting materials in the form of electrodes (11, 12) which are connected to the electrolyte (13), wherein an external voltage can be applied between the electrodes (11, 12). In order to provide an increased amount of charge in the form of electrons in the electrochemical cell (10), according to the invention at least one electrode (11, 12) is replaced by at least two partial electrodes (66, 67), which are spatially separated from each other and between which an electron line (71) runs.
Absstract of: WO2026075724A1
A method for installing a cooling interface on a battery module is disclosed. The method includes partially installing battery cells into individual battery cell frames. Positioning a cooling plate, with adhesive on an upper surface of the cooling plate, atop the partially inserted battery cells, with the surface having the adhesive thereon facing toward the battery cells. Pressing each battery cell into each individual battery cell frame with the cooling plate. As the cooling plate presses the battery cells into the individual battery cell frames, the individual battery cells adjust to the surface of the cooling plate. The disclosure also provides a battery module with a cooling interface. The battery module includes battery cells installed in individual battery cell frames. A cooling plate has a top surface which is non-flat. The cooling plate connects to the battery cell frames and the battery cells by a uniformly thick layer of adhesive.
Absstract of: US20260100354A1
0000 An embodiment of the present disclosure provides a rechargeable battery electrode, including a band-shaped substrate that extends in a direction from a first side to a second side, a front active material layer on a first surface of the substrate, and a rear active material layer on a second surface of the substrate, wherein a thickness of the front active material layer gradually decreases from the first side to the second side, and a thickness of the rear active material layer gradually increases from the first side to the second side.
Absstract of: WO2026075399A1
A battery pack according to one embodiment of the present invention comprises: a battery assembly including a plurality of battery cells; a pack frame having one side open and on which the battery assembly is mounted; a pack cover covering the open side of the pack frame; and a filling member located in a space within the pack frame and the pack cover.
Nº publicación: US20260098821A1 09/04/2026
Applicant:
SAMSUNG SDI CO LTD [KR]
Absstract of: US20260098821A1
0000 A method of inspecting a secondary battery includes receiving, by a processor, a plurality of two-dimensional cross-sectional images of a plurality of secondary batteries, generating, by the processor, a partial three-dimensional model for a part of each of the plurality of secondary batteries based on the plurality of two-dimensional cross-sectional images, and inspecting, by the processor, each of the plurality of secondary batteries based on the partial three-dimensional model.
BOPI
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