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1190
results.
Updated on
25/10/2026 [07:33:00]
Results 550 to 575 of 1190
Absstract of: WO2026216657A1
The present disclosure relates to a battery pack thermal distribution monitoring system and method. A technical problem to be solved is to provide a battery pack thermal distribution monitoring system and method for measuring a battery pack thermal distribution at high resolution using a thermocouple sensor array and a machine learning model. To this end, the present disclosure provides: a thermocouple sensor array in which a plurality of thermocouple sensors are arranged to measure the temperatures at a plurality of points of a battery pack; and a processor that collects data about the temperatures measured by the thermocouple sensor array and normalizes the data, and applies the normalized data to a machine learning model to measure a thermal distribution of the battery pack.
Absstract of: DE102025114651A1
Die Erfindung betrifft eine Temperiereinrichtung (12) für eine Fahrzeugbatterie (11) eines Kraftfahrzeugs (10), wobei die Temperiereinrichtung (12) um die Fahrzeugbatterie (11) anordenbar ist, derart, dass die Fahrzeugbatterie (11) im Wesentlichen vollständig von der Temperiereinrichtung (12) umgeben ist, und wobei die Temperiereinrichtung (12) eingerichtet ist, zwischen einer ersten Materialschicht (14) und eine zweiten Materialschicht (16) eine Isolierschicht (15) um die Fahrzeugbatterie (11) auszubilden. Zudem betrifft die Erfindung ein Kraftfahrzeug (10) mit einer solchen Temperiereinrichtung (12).
Absstract of: US20260319013A1
0000 Disclosed is a system for diagnosing a battery of a vehicle. The system includes a high voltage battery installed in the vehicle to supply power, a power converter installed in the vehicle to convert direct current (DC) power supplied to the high voltage battery, and a battery diagnostic apparatus connected with the power converter to discharge the high voltage battery and diagnose a state of the high voltage battery.
Absstract of: WO2026216835A1
The present invention provides a nonaqueous electrolyte comprising a lithium salt and an organic solvent, wherein the organic solvent includes a linear carbonate-based compound and a compound represented by chemical formula 1, the linear carbonate-based compound includes dimethyl carbonate, and the ratio of the volume percentage of the dimethyl carbonate in the organic solvent to the volume percentage of the compound represented by chemical formula 1 in the organic solvent is 3.5-7.0. Chemical formula 1 In chemical formula 1, R1 is a C1-5 alkyl group, and R2 is fluorine or a C1-3 alkyl group substituted with at least one fluorine.
Absstract of: DE102025114203A1
Es wird ein Verfahren zur Herstellung einer wiederaufladbaren Batteriezelle (1) und eine solche Batteriezelle (1) angegeben. Hierbei werden eine folienförmige Anode (8) und eine zugeordnete folienförmige Kathode (10) als gegenläufige Elektroden sowie ein Separator (12) zur galvanischen Trennung von Anode (8) und Kathode (10) bereitgestellt. Zwischen dem Separator (12) und einem weiteren Bauelement (10, 12, 18) der Batteriezelle (1) wird ein Elektrolytraum (24) gebildet, in dem zumindest ein Teilbereich der Kathode (10) oder der Anode (8) angeordnet ist. Der Elektrolytraum (24) wird mittels einer eine Dichtung (26) bildenden Dichtungsbahn (28) zwischen dem Separator (12) und dem weiteren Bauelement (10, 12, 18) abgeschlossen, so dass die Anode (8) bzw. die Kathode (10) außerhalb das Elektrolytraums (24) angeordnet ist. Die Dichtung (26) wird dabei aus einem vernetzenden zweikomponentigem Dichtstoff gebildet, indem eine erste Komponente des Dichtstoffs auf den Separator (12) und eine zweite Komponente des Dichtstoffs auf das weitere Bauelement (10, 12, 18) jeweils in Form der Dichtungsbahn (28) aufgebracht werden, die bei Montage der Batteriezelle (1) zusammengeführt werden.
Absstract of: WO2026215148A1
The invention relates to a device (1) for characterising an electrochemical cell, with: - a structure (2) comprising a first strut (21) and a second strut (22) facing each other, - a screw (3) passing through the first strut (21) via a first threaded orifice in said first strut and opening into a first space (E1) defined between the first and second struts, - a bending bar (4) placed along the second strut (22), between the first and second struts, which bending bar is supported at each of its ends by supports (5, 5'), - a location (E2) for holding the electrochemical cell, which location is defined between the end of the screw (3) opening into the first space (E1) and a first contact area (41) of a face (42) of the bending bar (4) facing the first strut (21), - a device (6) for measuring movement, able to measure the deformation under stress of the bending bar (4).
Absstract of: US20260321774A1
0000 A battery cell interconnection and measurement system includes a busbar configured to electrically connect one or more battery cells, a heating element configured to thermally couple one or more battery cells to provide heating and thermal regulation, and an electronic substrate configured to couple sensors to the heating element. The sensors measure characteristics of the one or more battery cells. The battery cell interconnection and measurement system further includes a thermally conductive layer configured to provide mechanical stability to the heating element, the electronic substrate, and the busbar, and to form the battery cell interconnection and measurement system.
Absstract of: US20260321766A1
The present disclosure is directed to a heating system for a battery assembly configured to power a cordless electric tool. In some embodiments, the heating system includes a temperature sensor configured to output one or more signals corresponding to a temperature of one or more cells of the battery assembly, a heater configured to heat the one or more cells, and a battery management system configured to determine the temperature of the one or more cells. In some embodiments, the one or more cells are configured to power the heater. In some embodiments, the battery management system is configured to activate the heater when the temperature of the one or more cells is less than a temperature threshold.
Absstract of: US20260321880A1
A battery pack includes an enclosure, a heat-source component disposed in the enclosure, and a flame-barrier plate coupled to the enclosure. The flame-barrier plate is configured to be in an open position or a closed position. The battery pack further includes an actuator configured to support the flame-barrier plate in the open position. The flame-barrier plate is configured to transition to the closed position when support from the actuator is removed. The battery pack further includes a sensor and a controller configured to receive a thermal-runaway signal from the sensor, and control the actuator to remove support from the flame-barrier plate in response to receiving the thermal-runaway signal.
Absstract of: US20260321800A1
0000 A battery module includes a plurality of battery cells; insulation sheets positioned between the plurality of battery cells; and a cooling plate positioned on one side of the plurality of battery cells, wherein each of the insulation sheets includes: a pin-shaped flame retardant sheet including a center portion positioned at the center of the insulation sheet and an extension portion extending in a direction intersecting with a height direction of the center portion from the center portion; a pair of first thermal insulation sheets respectively positioned on opposite sides of the center portion of the flame retardant sheet; and a pair of second thermal insulation sheets respectively positioned on outer sides of the pair of first thermal insulation sheets.
Absstract of: US20260321792A1
A battery system with a thermal management architecture that enables selective thermal regulation across multiple independent zones of a battery cell arrangement. The system includes a plurality of thermal regulation zones defined within the periphery of the battery cell structure. A thermal exchange media, such as a dielectric coolant, is selectively routed through these zones using independently controllable inlet and outlet ports connected to flow control manifolds. This enables targeted cooling based on real-time or predicted thermal demands in specific battery regions.
Absstract of: US20260321767A1
Methods and systems for regeneration of solid-state batteries, and more particularly, methods and systems for in-situ regeneration of oxide-based solid-state batteries by rapid annealing.
Absstract of: US20260321873A1
A battery pack including a plurality of batteries includes a plurality of batteries comprising electrodes and separators, the plurality of batteries arranged along a forward/rearward direction; and a lower cover part disposed below the plurality of batteries, wherein each of the plurality of batteries comprises an upper surface and a lower surface disposed opposite each other in an upward/downward direction, wherein the lower surface of each of the plurality of batteries comprises a vent hole, wherein the lower cover part comprises a first region facing the vent hole in the upward/downward direction, and wherein the first region of the lower cover part comprises a passageway space in gas communication with the vent hole.
Absstract of: US20260321773A1
0000 A temperature control device for an electrical energy storage device disclosed herein includes a first determination unit that determines whether the electrical energy storage device is on fast charging, a temperature acquisition unit that acquires the temperature of the electrical energy storage device, a second determination unit that determines whether the temperature acquired by the temperature acquisition unit is more than an upper-limit temperature, and a temperature control unit that causes a temperature regulation mechanism to cool the electrical energy storage device in a case where both determination results of the first determination unit and the second determination unit are yes.
Absstract of: US20260321785A1
0000 An intercellular cooling plate for positioning between at least two battery cells of a battery. The intercellular cooling plate includes an interior having at least one first cooling channel through which a coolant can flow, a first plate wall, and a second plate wall, which are opposite to one another with respect to a first direction and which bound the interior in and against the first direction. At least one pressure chamber separated from the cooling channel, which is filled with a fluid having a specific fluid pressure, is arranged in the interior.
Absstract of: US20260321714A1
0000 A lithium-based battery is provided that includes a negative electrode, a separator, a positive lithium-containing electrode, and a quasi-solid-state electrolyte (QSE) formed from an in-situ thermally or radiation-cured precursor mixture containing monomers and a liquid electrolyte. The monomers include a fluoro-moiety-containing monomer and a monomer having multiple cross-linkable arms. Prior to curing, the precursor mixture exhibits a viscosity of less than 10 centipoise (cP) and a surface tension of less than 25 mN/m, enabling complete wetting and infiltration of the electrodes and separator. After curing, the QSE contains 10 wt % or less solids and 90 wt % or more liquid electrolyte. Batteries incorporating the QSE demonstrate stable cycling during charge-discharge operation at 40-50° C., provide cycling performance at least equivalent to liquid-electrolyte batteries over 500 cycles at room temperature, and exhibit comparable rate performance up to a 2 C discharge current with greater than 95% capacity retention.
Absstract of: US20260321812A1
0000 A battery pack for use in a vehicle includes a plurality of prismatic battery cells. The plurality of prismatic battery cells includes a cell enclosure for an anode, a cathode, a separator, and an electrolyte. The cell enclosure includes at least one side wall including a first end and a second end opposing the first end; a bottom wall connected to the first end defining a volume, an interior surface of the cell enclosure, and an exterior surface of the cell enclosure; and a top cap mate-able to the second end. At least one of the side wall, the bottom wall, and the top cap is formed of aluminum and anodized. The battery pack further includes a thermal interface material (TIM) having a top surface and a bottom surface, the bottom surface opposing the top surface. The battery pack further includes a cold plate.
Absstract of: DE102025152714A1
Ein Elektrolyt für eine Lithiummetallbatterie enthält ein Lithiumsalz und ein nichtwässriges organisches Lösungsmittel. Das nichtwässrige organische Lösungsmittel enthält ein Hauptlösungsmittel und ein Co-Lösungsmittel. Das Hauptlösungsmittel enthält N,N-Dimethylsulfamoylfluorid, Ethylencarbonat, Diethylcarbonat, Dimethylcarbonat, Ethylmethylcarbonat, 1,2-Dimethoxyether, Dipropylether, cyclisches Sulfonamid oder eine beliebige Kombination davon. Das Co-Lösungsmittel wird durch die chemische Formel 1 dargestellt und ist in einer Menge von mehr als 1 Mol-%, bezogen auf die Gesamtmenge (100 Mol-%) des nichtwässrigen organischen Lösungsmittels, enthalten.In der chemischen Formel 1 ist jeder Substituent derselbe wie in der detaillierten Beschreibung definiert.
Absstract of: WO2026216968A1
The present disclosure relates to an apparatus for replenishing cooling oil. The apparatus for replenishing cooling oil according to an embodiment disclosed herein may include at least one case configured to accommodate a battery module immersed in cooling oil, a venting line connected to each case and configured to vent cooling oil splashed during thermal runaway, a cooling oil reservoir connected to the venting line and configured to collect the vented cooling oil, and a replenishment line configured to replenish the inside of the case with the cooling oil from the cooling oil reservoir.
Absstract of: US20260321727A1
0000 A boron cluster-based solid state electrolyte includes a composite salt mixture having between 0.975 and 0.05 mole fraction of a halogen-free boron cluster salt, between 0.025 and 0.95 mole fraction of a halogenated boron cluster salt, and an activation energy less than 0.70 eV at one or more temperatures below 30° C. An electrochemical cell includes a cathode, an anode, and the boron cluster-based solid state electrolyte. The electrochemical cell can also include a catholyte, an anolyte, and/or a separator, and the catholyte, the anolyte, and/or the separator can include the boron cluster-based solid state electrolyte.
Absstract of: US20260321613A1
Systems and methods are provided a solid state lithium ion battery cell including an anode material layer, a separator layer and a cathode material layer. The anode material layer includes silicon nanoparticles having a diameter less than or equal to 200 nm, wherein a wt. % of the silicon nanoparticles is greater than or equal to 90% and the separator layer includes solid state electrolyte.
Absstract of: WO2026214209A1
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, the volume-based particle size Dv99 of the first monocrystalline particles ranges from 1 μm to 10 μm, and the primer coating comprises a linear electrically conductive agent.
Absstract of: WO2026216680A1
The present invention relates to a battery system and a wireless communication path determination method. The battery system comprises: a battery pack including a plurality of cell groups; a plurality of slave battery management systems (BMSs) that monitor states of the plurality of cell groups; and a master BMS that determines a plurality of wireless communication paths to the plurality of slave BMSs on the basis of a plurality of mutual received signal strength indicator (RSSI) values among the plurality of slave BMSs and a plurality of master RSSI values between the master BMS and the plurality of slave BMSs, and wirelessly communicates with the plurality of slave BMSs via the plurality of wireless communication paths.
Absstract of: DE102026112328A1
Vorrichtung zur Steuerung des Ladens mindestens einer eingebauten elektrischen Batterie mit Gleichstrom und hoher Spannung über mindestens einen Ladekanal der genannten Batterie, wobei die Batterie in eine Verwaltungseinheit integriert ist, die außerdem einen Batterierechner umfasst. Die Vorrichtung ist dazu geeignet, eine elektrische Verbindung zwischen einem Ladegerät der Batterie und der genannten Batterie herzustellen, und umfasst mindestens ein von der Verwaltungseinheit unabhängiges Gehäuse, wobei das Gehäuse eine Kommunikationsschnittstelle zwischen dem Batterierechner und dem Ladegerät sowie mindestens ein zwischen dem Ladegerät und der Verwaltungseinheit angeordnetes Schutzelement eines elektrischen Stromkreises integriert.
Nº publicación: WO2026216884A1 15/10/2026
Applicant:
LG ENERGY SOLUTION LTD [KR]
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Absstract of: WO2026216884A1
A battery module is disclosed. A battery module according to an embodiment of the present invention may comprise: a plurality of battery cells stacked along one direction; a bus bar frame assembly electrically connected to the plurality of battery cells; and barrier walls disposed between the plurality of battery cells and fastened to the bus bar frame assembly.
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