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677
resultados
Última actualización
13/09/2026 [07:11:00]
Resultados 550 a 575 de 677
Resumen de: WO2026182550A1
The present invention relates to a method for manufacturing a thin film layer for an all-solid-state battery and an all-solid-state battery comprising a thin film layer manufactured thereby. Specifically, a thin film layer comprising a transition metal chalcogenide can be formed on a negative electrode current collector by using organic chemical vapor deposition. In the all-solid-state battery, the thin film layer can exhibit high lithium affinity and form a robust SEI layer, thereby improving the performance and durability of the battery.
Resumen de: WO2026182348A1
The present invention relates to a positive electrode active material for an all-solid-state secondary battery, and a positive electrode and an all-solid-state secondary battery comprising same. The positive electrode active material for an all-solid-state secondary battery comprises: core particles containing a lithium transition metal complex oxide; and a coating layer disposed on a surface of the core particles, wherein the coating layer comprises a lithium metal oxide and an oxygen-scavenging polymer.
Resumen de: WO2026180052A1
The invention relates to a room system (10) and to a method for controlling a room system for processing products, in particular battery cell components, electrode material, or the like, wherein air located in at least two process rooms (11, 12, 13) of the room system, the process rooms being closeable with respect to the surroundings, is subjected to a ventilation process, a temperature-control process, and/or a drying process by means of a room-air installation (14) of the room system, and the room system is controlled by means of a control device of the room system; at least one openable lock opening (21) connects the process rooms; supply air is supplied to the process rooms and exhaust air is discharged by means of the room-air installation; a pressure difference is formed between the process rooms; an exhaust air control unit (30) of the room-air installation is connected to the process room having the comparatively higher pressure; and at least two volumetric flow controllers (31, 32) of the exhaust air control unit are controlled by means of the control device.
Resumen de: WO2026181303A1
This secondary battery 100 comprises: a housing 1; a module battery 2 that is housed in the housing 1, where the module battery 2 has a heat insulation structure casing 20 which has an opening in an upper part thereof and which has accommodated therein an assembled battery configured from a plurality of unit cells 21, a heat insulation structure lid body 25 which closes the opening of the casing 20, and a duct 26 which is installed at least between the casing 20 and the lid body 25; a fan 3 that feeds cooling air 5 into the duct 26; and a cooling control device 4 that causes the fan 3 to rotate when the internal temperature and/or discharge output of the module battery 2 reaches a prescribed value or more, wherein a control mode of the cooling control device 4 includes a rotation suppression mode that is performed for a prescribed period from the start of rotation of the fan 3 and that suppresses the operation rate of the fan 3 to 70% or less.
Resumen de: WO2026179359A1
A battery separator and an electrochemical device comprising same. The battery separator comprises a base film and a coating located on at least one surface of the base film. The coating comprises a solid electrolyte, nanofibers, ceramic particles, and an adhesive polymer. The length-diameter ratio of the nanofibers is 2:1-30:1. By using the coating of the above composition and adjusting the length-diameter ratio of the nanofibers within the above range, a battery separator having good air permeability, high heat resistance, high adhesion and a high ionic conductivity can be obtained, thereby improving the safety performance of an electrochemical device.
Resumen de: WO2026182481A1
The present disclosure relates to a battery cell manufacturing apparatus for welding, to an electrode lead, a plurality of electrode tabs extending from one end of an electrode assembly formed by laminating electrodes and a separator, the apparatus comprising: a positioning unit that places the electrode lead on the plurality of electrode tabs; a pair of pressurizing units that pressurizes the plurality of electrode tabs and the electrode lead; and a laser emission unit that emits a laser beam to the plurality of electrode tabs and the electrode lead through the pair of pressurizing units, wherein the laser emission unit emits a laser beam to a boundary region between one end of the electrode lead and an electrode tab adjacent to the electrode lead among the plurality of electrode tabs. (Representative figure: figure 1)
Resumen de: WO2026179629A1
The present application discloses a battery device and an electric device. The battery device comprises a case, a battery module, and first reinforcing structures; the battery module comprises second battery cells provided in the case; each first reinforcing structure comprises two support plates and a plurality of first battery cells sandwiched between the two support plates; two ends of each support plate are connected to the case; and the expansion coefficient of each first battery cell is less than the expansion coefficient of each second battery cell. The present application can increase the energy density of battery cells.
Resumen de: WO2026179478A1
The present application relates to the technical field of batteries. Provided are a battery pack housing, a battery pack and an electric device. The battery pack housing comprises a first housing and a second housing, wherein the first housing comprises a peripheral wall; a housing connecting portion is formed on the peripheral wall; and part of the second housing is connected to the housing connecting portion. The embodiments of the present application can improve the connection strength of the battery pack housing.
Resumen de: WO2026179454A1
The present application relates to the technical field of batteries, and specifically relates to a battery cell, a battery device, and an electric device. The battery cell comprises a casing, an electrode assembly, and an insulating member; the casing has a first wall provided with a pressure relief mechanism; the insulating member wraps the electrode assembly; the insulating member has a second wall and is provided with support portions, the second wall is located between the electrode assembly and the first wall, and the support portions are connected to the second wall and protrude toward the first wall relative to the second wall, so that an exhaust channel is formed between the first wall and the second wall; and the exhaust channel is communicated with the pressure relief mechanism. In this way, the support portions are directly provided on the second wall of the insulating member, so that the support portions and the insulating member are formed as an integral piece arranged outside the electrode assembly. After wrapping the electrode assembly, the insulating member can be directly assembled with the casing together with the electrode assembly, so that an independent supporting or carrying structure does not need to be provided inside the casing, thereby saving the internal space of the casing and improving the utilization rate of the internal space of the casing while achieving exhausting.
Resumen de: WO2026182013A1
This all-solid-state battery comprises: a solid electrolyte layer; a first electrode that is provided on a first main surface of the solid electrolyte layer and contains a first electrode active material; a first margin part that is provided around the first electrode on the first main surface and contains a first insulating material that is at least one of alumina, silica, and zirconia; and a first boundary part in which particles of the first electrode active material and particles of the first insulating material are mixed at the boundary between the first electrode and the first margin part.
Resumen de: WO2026181615A1
Provided is a solid-state battery comprising: a positive electrode part including a positive electrode active material; a solid electrolyte part including a solid electrolyte; and a negative electrode part including a negative electrode active material. The negative electrode active material is a lithium-containing oxide having a layered perovskite structure including Li, M (M indicates a metal, and includes at least one of yttrium (Y) and/or a lanthanoid element), Ti, and O.
Resumen de: DE102025107937A1
Die Erfindung betrifft ein Hochvolt-System (1) für ein elektrisch betreibbares Fahrzeug mit einer Hochvolt-Batterie (2), einem Inverter (3) und einem dem Inverter (3) zugeordneten DC-Link-Kondensator (C4), wobei der Inverter (3) zwei Hochvolt-Potentiale (HV+, HV-) als Gleichspannungsanschlüsse und drei Phasenanschlüsse (P1, P2, P3) aufweist, an denen eine elektrische Maschine (5) angeschlossen ist, wobei ein Umladeschalter (S_Umlade) zwischen einer Batterieklemme (B_P, B_N) der Hochvolt-Batterie (2) und einem Sternpunkt (6) der elektrischen Maschine (5) oder einem der Phasenanschlüsse (P1, P2, P3) des Inverters (3) angeordnet ist.
Resumen de: WO2026180547A1
A luminaire (100) comprising a light source (200); a battery pack (300) configured for powering the light source, said battery pack comprising a housing (310) including one or more battery cells (311) and a battery management system (320), said battery management system comprising a measurement means (325) configured to measure one or more battery parameters of the one or more battery cells (310), such as a temperature, a charging state, a charging current, a discharging current, a remaining capacity, a remaining lifetime; a transmission means (410) connected to the battery pack (300); wherein the battery pack (300) is connected to the transmission means (410), so as to be able to communicate the measured one or more battery parameters and/or data based thereon, to the transmission means; wherein the transmission means (410) is configured to transmit the one or more battery parameters and/or data based thereon, preferably to a remote device.
Resumen de: WO2026182173A1
This secondary battery comprises: a positive electrode; a negative electrode; a separator disposed between the positive electrode and the negative electrode; a spacer disposed between the positive electrode or the negative electrode and the separator; and an electrolyte solution. The spacer contains a first resin and a second resin. The first resin has a degree of swelling with respect to the electrolyte solution of 1.1 times or more, and the second resin has a degree of swelling with respect to the electrolyte solution of less than 1.1 times. The abundance ratio of the first resin to the total of the first resin and the second resin is greater on the positive electrode side of the spacer than on the negative electrode side of the spacer.
Resumen de: WO2026181912A1
A lithium ion secondary battery disclosed in the present invention includes a positive electrode that includes a positive electrode active material, a negative electrode that includes a negative electrode active material, a separator, and a nonaqueous electrolyte. The capacity density of the positive electrode active material is 220 mAh/g or more. The positive electrode active material includes particles A of a first lithium transition metal composite oxide and particles B of a second lithium transition metal composite oxide. The particles (A) are secondary particles obtained by the aggregation of primary particles having an average particle diameter of 0.5 μm or more, or are substantially composed of a single particle, and have a median diameter on a volume basis in the range of 0.6-7 μm. The particles constituting the particles A are single crystal particles. The particles (B) are secondary particles obtained by the aggregation of primary particles having an average particle diameter of 0.3 um or less, and have a median diameter on a volume basis in the range of 8-25 μm. The negative electrode active material includes a silicon-containing material.
Resumen de: WO2026181913A1
A nonaqueous electrolyte secondary battery according to the present disclosure comprises: a positive electrode containing a positive electrode active material; a negative electrode containing a negative electrode active material; a separator disposed between the positive electrode and the negative electrode; and a nonaqueous electrolyte. The negative electrode active material includes a first silicon-containing material and a second silicon-containing material. The first silicon-containing material includes first silicon phases and a carbon phase in which the first silicon phases are dispersed. The second silicon-containing material includes second silicon phases and a silicon dioxide phase in which the second silicon phases are dispersed. The positive electrode active material includes a lithium-containing composite oxide. With respect to the lithium-containing composite oxide, the proportion of nickel in the elements other than oxygen and lithium is 85 at% or more.
Resumen de: WO2026181734A1
Provided is an electrode for a nonaqueous electrolyte secondary battery (11) in which a mixture layer (31) is disposed on the surface of a band-shaped core body (30), the nonaqueous electrolyte secondary battery electrode (11) being characterized in that, when the range of 35% of the length of the electrode in the longitudinal direction from the winding start end (11X) of the electrode (11) is defined as a first region (11A) and the region of the electrode (11) other than the first region (11A) is defined as a second region (11B), the average crystal grain size D1 of the core body (30) in the first region (11A) is larger than the average crystal grain size D2 of the core body (30) in the second region (11B).
Resumen de: DE102026102710A1
Eine Batteriezelle umfasst eine Elektrodenanordnung, ein Aufnahmegehäuse, in dem die Elektrodenanordnung aufgenommen ist, und ein poröses Element. Das Aufnahmegehäuse umfasst eine erste Wand, die sich in eine Erstreckungsrichtung erstreckt, und eine zweite Wand, in der ein Auslassventil angeordnet ist. Das poröse Element ist zwischen der ersten Wand und der Elektrodenanordnung angeordnet und erstreckt sich in die Erstreckungsrichtung.
Resumen de: US20260260886A1
According to one embodiment, provided is an electrode including a current collector and an active material-containing layer that contains an electro-conductive agent and an active material including a lithium nickel cobalt manganese composite oxide. For the active material-containing layer, a specific surface area SBET according to nitrogen gas adsorption and a pore specific surface area SHg according to mercury intrusion satisfy a relationship of 0.8
Resumen de: WO2026179428A1
The present application relates to an isostatic pressing apparatus and a production system for a solid-state battery, the isostatic pressing apparatus comprising a frame, a box body, a plug, a driving assembly, a first guide member, a second guide member, and a movable member. The box body is disposed on the frame and is provided with an accommodating cavity. An end portion of the accommodating cavity in a first direction is provided with an opening. The plug is disposed on one side of the box body in the first direction and is used for covering the opening. The driving assembly is disposed on the frame and is used for driving the plug to move in the first direction, such that the plug covers the opening or opens the opening. The first guide member and the second guide member are arranged in a second direction and extend in the first direction. The plug is located between the first guide member and the second guide member. The movable member is connected to the plug, and the movable member is connected to the first guide member and to the second guide member. In the isostatic pressing apparatus provided in the present application, by means of the cooperation between the first guide member and the second guide member, the plug can be guided to stably reciprocate in the first direction, thus improving the concentricity between the plug and the box body, and improving the reliability of the isostatic pressing apparatus.
Resumen de: WO2026181455A1
The present invention improves the fixing strength of a core pack by preventing spread of fire caused by the stagnation of discharged matter at the time of abnormality. This power supply device comprises: an exterior case 20; a core pack 3 housed in the exterior case 20 and having one or more battery cells 1 arranged at fixed positions in a battery holder 4; and a metal heat sink 10 arranged on a first surface 3a of the core pack 3. The heat sink 10 is provided with, along a discharge end surface 1a of the battery cell 1, a discharge port 14 for discharging a matter that has been discharged from the discharge end surface 1a, and has a fixing part 15 fixed to the exterior case 20.
Resumen de: WO2026182404A1
The present disclosure relates to a battery pack comprising: a plurality of battery cells, each including an electrode assembly and an electrode tab that protrudes from the electrode assembly in a first direction, and being stacked in a second direction; a plurality of module housings for accommodating the respective battery cells; a pack housing in which the plurality of module housings are stacked and accommodated in a third direction perpendicular to the first direction and the second direction; and a connection member communicating with the inside the respective module housings so as to form a movement path of a cooling member, wherein the connection member includes: an inlet portion forming a path through which the cooling member is injected into the respective module housings; and an outlet portion forming a path through which the cooling member is discharged from the inside of the respective module housings.
Resumen de: DE102025107919A1
Die vorliegende Erfindung betrifft ein Verfahren zur Abschätzung des Ladezustands einer Energiespeichervorrichtung auf einem Unterseeboot 10 mit einem Bordnetz 40, wobei das Strang-Batteriemanagementsystem 24 ein Protokoll aufweist, wobei das Protokoll eine Erhöhung der Spannung im Leerlauf entsprechend der Strom-Spannungs-Kennlinie vorsieht, wobei die Erhöhung der Spannung abhängig von der Restkapazität gewählt wird, wobei die Erhöhung der Spannung umso höher ist, je geringer die verbleibende Restkapazität ist.
Resumen de: US20260257560A1
0000 A computer system performs a weld check in a traction voltage system. The computer system has processing circuitry to open a switch connected to the traction battery and an electrical load of the traction voltage system; measure a first voltage, V<1>, between the traction battery and ground reference, the first voltage, V<1>, being measured at a battery side of the traction voltage system in relation to the switch; measure a second voltage, V<2>, between the electrical load and ground reference, the second voltage, V<2>, being measured at a load side of the traction voltage system in relation to the switch; and compare the first and second voltages, V<1>, V<2>, to determine the presence of a weld in the switch.
Nº publicación: US20260260969A1 03/09/2026
Solicitante:
SK ON CO LTD [KR]
SK On Co., Ltd.
Resumen de: US20260260969A1
The present disclosure relates to a battery assembly including: a plurality of battery cells stacked in a stacking direction; an accommodation case configured to accommodate the plurality of battery cells; a insertion space defined between the plurality of battery cells and the accommodation case; and a refractory assembly including a refractory member including a refractory material and an exterior member configured to define a refractory space that accommodates the refractory member therein, the refractory assembly being disposed in the insertion space. Here, a volume of the refractory member relative to a volume of the refractory space is equal to or greater than 48% and equal to or less than 100%.
BOPI
Sede Electrónica
