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1190
results.
Updated on
25/10/2026 [07:33:00]
Results 575 to 600 of 1190
Absstract of: DE102025114417A1
Die Erfindung betrifft ein Kühlsystem (100) für eine Traktionsbatterie (101) eines Fahrzeuges, zumindest umfassend einen Kühlkreislauf (102) mit mehreren Leitungsabschnitten, ein in dem Kühlkreislauf (102) befindliches Kühlmedium, die zu kühlende Traktionsbatterie (101), welche in den Kühlkreislauf (102) integriert ist, wenigstens einen Sensor (103) zum Messen der elektrischen Leitfähigkeit und/oder des elektrischen Widerstands des Kühlmediums, und ein Bypass (104) zu wenigstens einem Leitungsabschnitt, dadurch gekennzeichnet, dass der wenigstens eine Sensor (103) in dem Bypass (104) angeordnet ist. Die Erfindung betrifft auch ein Fahrzeug sowie ein Verfahren zum Feststellen einer Verunreinigung des Kühlmediums in einem Kühlsystem (100).
Absstract of: US20260312120A1
A secondary battery manufacturing apparatus may be configured to draw a case material for a secondary battery. The case material may have a recessed region. The secondary battery manufacturing apparatus may comprise an upper mold including a die pad configured to press the case material from above, a lower mold including a punch configured to press the case material from below, a blank holder mounted to the lower mold, the blank holder including a punch hole formed through the blank holder to receive the punch, the blank holder being configured to support the case material from below the case material, and a cam. The cam may include an upper cam mounted to the upper mold and having a first operating surface, a lower cam seated on the lower mold and having a second operating surface in contact with the first operating surface, and a sliding bar connected to the lower cam and configured to be linearly moved in a direction perpendicular to an operating direction of the upper cam by the lower cam.
Absstract of: US20260312209A1
A battery pack includes: a lower case; a battery module including a plurality of stacked battery cells, the battery module being mounted on the lower case; a module mounting reinforcement fixed to the lower case; and an L-shaped bracket, one surface of which is fixed to an end of the battery module and an other surface of which is fixed to the module mounting reinforcement.
Absstract of: US20260309795A1
A battery management system may include a plurality of cell monitoring units comprising at least one first type cell monitoring unit configured to directly wirelessly communicate with a battery management unit, at least one second type cell monitoring unit configured to relay wireless communication with the battery management unit, and at least one third type cell monitoring unit configured to wirelessly communicate with the battery management unit via relaying by the second type cell monitoring unit, and a control unit configured to control the plurality of cell monitoring units to reduce one or more of current consumption deviation or dark current deviation among the first type cell monitoring unit, the second type cell monitoring unit, and the third type cell monitoring unit.
Absstract of: EP4822759A1
0001 A negative electrode active material, a negative electrode including the negative electrode active material, and a method for manufacturing the negative electrode active material are disclosed. The negative electrode active material may include a core and a carbon coating layer on the core. The core may include a porous support including a plurality of pores and a silicon on a surface of the porous support. The plurality of pores may include micro pores. A volume ratio of the micro pores of the porous support may be about 50% to about 100% relative to (e.g., based on) a total pore volume of the porous support. The porous support may include a first amorphous (e.g., non-crystalline) carbon, and the silicon may include an amorphous (e.g., non-crystalline) silicon.
Absstract of: US20260321787A1
In a battery pack, a cooling circuit portion extends in a vehicle front-rear direction, and also includes an upstream channel portion that causes a coolant to flow from a cooler side that cools the coolant along a vehicle front-rear direction, and a downstream channel portion that branches off from the upstream channel portion into a plurality that extend in the vehicle front-rear direction, and also causes the coolant to flow to the cooler side along the vehicle front-rear direction.
Absstract of: US20260316614A1
0000 A system includes a battery, wherein the battery includes a battery module and one or more controllers configured to generate a charging current for the battery module based on a maximum temperature-based charging current and a maximum capacity-based charging current.
Absstract of: US20260321647A1
Compositions and methods are disclosed for fast-charging silicon-based lithium-ion batteries meeting the energy density and cycle life requirements of unmanned aerial systems and other high-performance applications. Three classes of Si/SiOx anode particle surface modification are provided: organosilylation using silylating reagents including hexamethyldisilazane to yield organosiloxy Si—O—Si(CH3)3 surface groups; phosphorylation with phosphoric acid, polyphosphoric acid, or phosphonate reagents including DTPMP to yield surface organophosphate ester groups; and direct surface grafting with poly(vinyl methyl ether-alt-maleic anhydride) (PVME-MA) via anhydride ring-opening reaction with surface silanol groups to form covalent Si—O—CO— ester bonds, confirmed by acid value titration. Polymer binder compositions include PVME-MA functionalized with 1-(3-aminopropyl)imidazole (PVME-MA-Im) yielding amic acid and imide linkages with pendant imidazole groups; imidazole-modified polyacrylic acid; aziridine-crosslinked polyacrylic acid; PEG diglycidyl ether-crosslinked polyacrylic acid; and polybenzimidazole-containing polyacrylic acid. All binder compositions are electrochemically stable at 4.5 V or above versus Li/Li+. Electrode compositions combining PVME-MA surface-grafted Si/SiOx particles with PVME-MA-Im binder provide an integrated active material-binder system in which the same polymer backbone serves dual roles through selective sequential reactivity with surface silano
Absstract of: US20260322034A1
A male battery connector, providing positional tolerance compensation, used for connection in electrical systems in electrical vehicles, is mounted on a battery control unit for the connection to a header of a battery pack. The male battery connector includes an insulating housing that houses a screw suitable to mechanically connect the male battery connector to said header and conductive elements having a conductor braid and a sleeve suitable to electrically connect the male battery connector to the header. The housing includes a vertical element, a horizontal element, and a coupling element coupling the vertical element with the horizontal element and movable vertically onto the vertical element. The horizontal element is movable onto the coupling element, along a first direction and a second direction perpendicular to each other, on a plane perpendicular to the vertical movement direction of the coupling element.
Absstract of: WO2026213679A1
A wiper system for an electrode in an electrochemical cell includes a limit switch system utilizing a Hall effect limit switch and a magnet. The magnet is mounted inside the cell on a wiper carriage and follows a travel path as the wiper carriage translates through space to wipe an electrode. The at least one Hall effect limit switch is mounted at a location on the electrochemical cell which is not exposed to an internal environment of the electrochemical cell. The at least one Hall effect limit switch has a sensor module with two Hall effect sensing elements longitudinally spaced-apart with respect to the travel path of the magnet. The at least one Hall effect limit switch is in electronic communication with a carriage drive and is configured to switch off the carriage drive when the sensor module detects the magnet at an end position on the travel path.
Absstract of: DE102025114441A1
Die Offenbarung betrifft einen elektrischen Energiespeicher (1) für ein Fahrzeug (2) mit einem Gehäuse (6), in welchem zumindest ein Zellmodul (10) mit einer Vielzahl miteinander verschalteter Speicherzellen (12) aufgenommen ist, wobei das zumindest eine Zellmodul (10) so in dem Gehäuse (6) angeordnet ist, dass ein Abstand zwischen einer Gehäuseinnenseite (12) und dem zumindest einem Zellmodul (10) in einer Fahrzeughöhenrichtung (H) in einem auf eine Fahrzeugbreitenrichtung (B) bezogenen Mittenabschnitt (14) größer ist als in einem auf die Fahrzeugbreitenrichtung (B) bezogenen Randabschnitt (16).
Absstract of: WO2026214212A1
The present application discloses a negative electrode-free solid-state battery cell, a battery device, and an electrical device. The negative electrode-free solid-state battery cell comprises a positive electrode sheet, a negative electrode sheet, and a solid-state electrolyte membrane disposed between the positive electrode sheet and the negative electrode sheet. The negative electrode sheet comprises a negative electrode current collector and an interfacial layer located on at least one side of the negative electrode current collector. The interfacial layer comprises a carbon material and a metal material capable of forming an alloy with lithium. The negative electrode-free solid-state battery cell provided in the embodiments of the present application has improved cycling performance.
Absstract of: WO2026216303A1
The purpose of the present invention is to provide technology that is capable of more accurately diagnosing an anomaly of an on-vehicle system which is mounted on a moving body that includes a railway vehicle formation. To this end, a state diagnosis device according to the present invention is characterized by comprising: a feature amount calculation unit that calculates an anomaly target feature amount of an on-vehicle system from operation data pertaining to a moving body; an anomaly level calculation unit that calculates the anomaly level of the on-vehicle system on the basis of the anomaly target feature amount; a storage unit that stores a group into which a plurality of on-vehicle systems that are mounted on a plurality of moving bodies are classified according to a prescribed rule; a latent anomaly level calculation unit that calculates, for on-vehicle systems belonging to the same group, a latent anomaly level under a prescribed condition; and an output unit that, when the anomaly level of at least one on-vehicle system is equal to or higher than a first prescribed level, outputs the latent anomaly level of the on-vehicle systems belonging to the same group as the at least one on-vehicle system.
Absstract of: WO2026205818A1
A battery cell of the present invention comprises: an electrode assembly in which a first electrode, a second electrode, and a separator interposed therebetween are wound around a winding axis; a can configured to accommodate the electrode assembly through an open end formed on one side thereof; a lid covering the open end and having a filling hole formed in the center thereof; and a plug configured to seal the filling hole, wherein the lid has a stepped portion in which a step is formed at at least a portion thereof, so that the stepped portion is spaced apart from the plug in a vertical direction.
Absstract of: US20260316622A1
0000 A system a method for exchanging a swappable battery of a mobile robot. The system comprises a swappable battery unit and corresponding battery changing tool. The battery changing tool configured to take, hold against the gravity and transfer said battery unit during (i) an insertion of the battery unit into the battery dock of the robot or a charging unit, and (ii) a removal of the battery unit from the battery dock of the robot or the charging unit. The battery unit comprises at least one holding area configured to be contacted with the battery changing tool.
Absstract of: US20260321783A1
0000 A cell case has a first plate part which receives force from the spacer in a first direction, and a second plate part which contacts a heat conductive material in a second direction orthogonal to the first direction, and an area of a part of the spacer which exerts force on the first plate part as viewed along the first direction is smaller than an area of the first plate part.
Absstract of: US20260319005A1
0000 A system includes a bus, a primary coil, and a first circuit coupled between the bus and the primary coil. A first secondary coil is DC-isolated from the primary coil. A second secondary coil is DC-isolated from the primary coil. The system also includes first and second battery terminals. A second circuit is coupled between the first secondary coil and the first battery terminals. A third circuit is coupled between the second secondary coil and the second battery terminals. A controller is coupled to the first circuit, the second circuit, and the third circuit. The controller is configurable control at least two of the first circuit, the second circuit, and the third circuit to transfer energy either from the first secondary coil to the primary coil and then from the primary coil to the second secondary coil, or from the first secondary coil directly to the second secondary coil.
Absstract of: WO2026215903A1
The present disclosure provides a Calcium ion battery that employs Calcium bentonite clay (Ca-BC) as cathode active material (CAM), an anode comprising Carbon black (CB) as anode active material (AAM), and CaSO4 electrolyte- containing separator membrane The Calcium ion battery in a coin cell form exhibits highest specific capacity of 144.48 mAh/g at 0.066 C rate, and 0.0084 A discharge current; a cycle stability of 54300 cycles at 0.066 C-rate; and a Gravimetric Energy Density of 0.222 kWh/kg at a discharge current of 0.1271 A.
Absstract of: US20260319004A1
A system includes: a device under test (DUT) packaged in an assembly; a voltage measurement circuit coupled to the DUT and configurable to obtain a voltage measurement representing a voltage across the DUT; a current measurement circuit coupled to the DUT and configurable to obtain a current measurement representing a current through the DUT; and a processing circuit coupled to the voltage measurement circuit and the current measurement circuit. The processing circuit is configurable to: receive the voltage measurement; receive the current measurement; and compute an impedance spectrum of the DUT responsive to the voltage measurement, the current measurement, and parameters specific for the assembly.
Absstract of: WO2026214849A1
An aerosol generating device is disclosed, the device comprising: a battery having a lithium-ion chemistry and comprising silicon in an anode; a heater configured to receive electrical power from the battery; a sensor configured to measure a voltage characteristic of the battery and a charging or discharging behaviour of the battery; and a controller configured to determine a parameter that is indicative of the state of charge of the battery based on the measured voltage characteristic and the charging or discharging behaviour of the battery.
Absstract of: US20260319011A1
A battery diagnosis apparatus for diagnosing a battery status, which includes a memory that stores a first diagnosis criterion index set for a battery durability diagnosis and a second diagnosis criterion index set for a battery safety diagnosis, and a processor that diagnoses a battery status based on the first diagnosis criterion index and the second diagnosis criterion index. The processor obtains data of a battery to be diagnosed, checks a distribution of State Of Health parameters and an inter-cell voltage deviation from the data to perform the battery durability diagnosis based on the first diagnosis criterion index, obtains data corresponding to a plurality of preset safety diagnostic items from the battery to be diagnosed, performs the battery safety diagnosis based on the second diagnosis criterion index, and determines a final diagnosis level of the battery status based on the battery durability diagnosis and the battery safety diagnosis.
Absstract of: WO2026214236A1
The present application relates to the technical field of batteries. The present application provides a secondary battery, a preparation method for a negative electrode sheet, and an electric device. The secondary battery comprises a negative electrode sheet. The negative electrode sheet comprises: a negative electrode current collector; and a negative electrode film layer, wherein the negative electrode film layer is located on at least one side of the negative electrode current collector, the negative electrode film layer contains oxygen and a doping element, and the oxygen satisfies: the oxygen content being 2 at% to 12 at% on the basis of a test result obtained by performing X-ray photoelectron spectroscopy analysis on the negative electrode film layer.
Absstract of: WO2026214206A1
A battery cell. The battery cell comprises a positive electrode sheet, and the positive electrode sheet comprises a positive electrode current collector, a positive electrode film layer arranged on at least one side of the positive electrode current collector, and a primer coating located between the positive electrode current collector and the positive electrode film layer on at least one side, wherein the positive electrode film layer comprises polycrystalline particles, the primer coating comprises first monocrystalline particles, and the volume-based particle size Dv99 of the first monocrystalline particles is less than or equal to 16 μm. The battery cell has excellent energy density and safety performance.
Absstract of: DE102025113902A1
Die Erfindung betrifft ein Batteriemodul mit Abdichtung für ein Kraftfahrzeug, umfassend, ein erstes Akkumulatorgehäuse und ein zweites Akkumulatorgehäuse, wobei das erste Akkumulatorgehäuse einen Aufnahmeraum für zumindest einen Akkumulator umgrenzt und das zweite Akkumulatorgehäuse einen Aufnahmeraum für zumindest einen Akkumulator umgrenzt, wobei zwischen dem ersten Akkumulatorgehäuse und dem zweiten Akkumulatorgehäuse ein Spalt ausgebildet ist, wobei der Spalt durch ein Abdichtelement gasdicht abgedichtet wird, wobei das Abdichtelement einen Blechstreifen umfasst, welcher den Spalt überspannt und mit einer ersten Silikondichtung gegenüber dem ersten Akkumulatorgehäuse abgedichtet ist und mit einer zweiten Silikondichtung gegenüber dem zweiten Akkumulatorgehäuse abgedichtet ist, wobei die erste Silikondichtung an einem ersten Ende des Blechstreifens angespritzt ist und die zweite Silikondichtung an einem zweiten Ende des Blechstreifens angespritzt ist.
Nº publicación: WO2026216660A1 15/10/2026
Applicant:
LG ELECTRONICS INC [KR]
\uC5D8\uC9C0\uC804\uC790 \uC8FC\uC2DD\uD68C\uC0AC
Absstract of: WO2026216660A1
Disclosed is a device for manufacturing a cell stack of a secondary battery. The device for manufacturing a cell stack of a secondary battery comprises a separator unwinder, a pair of feeder rolls, a suction part, a guide roll, and a stacking part. The suction part suctions air surrounding a separator with a preset suction power, thereby moving the separator in a direction in which the air is suctioned.
BOPI
Electronic site
