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1251
resultados
Última actualización
29/08/2025 [07:19:00]
Resultados 675 a 700 de 1251
Resumen de: EP4604236A1
An electrode assembly includes a first electrode plate, a first separator in contact with the first electrode plate, a second separator in contact with the first separator, and a second electrode plate in contact with the second separator.
Resumen de: EP4603795A1
Disclosed is an apparatus for inspecting an electrode assembly, which can perform inspection of an electrode assembly in a short period of time without destruction of the electrode assembly. The inspection apparatus can inspect an electrode assembly including an anode, a cathode and a separator interposed between the anode and the cathode, and may include: a laser irradiation unit irradiating the electrode assembly with a laser beam; an illumination unit irradiating the electrode assembly with light; an image acquisition unit obtaining an image of the electrode assembly irradiated with the laser beam or light; and a processor inspecting the electrode assembly based on the obtained image.
Resumen de: EP4604204A1
A positive electrode active material composition, a positive electrode sheet, a battery and an electric device. The positive electrode active material composition comprises a first positive electrode active material and a second positive electrode active material, wherein the first positive electrode active material comprises an LiaAbMnfB1-fP1-dRdO4-nDn inner core and a coating layer, which coats the inner core; and the second positive electrode active material comprises an LiNixCoyM1-x-yO2 compound, wherein 0.018m+0.003f ≤ z =< 0.02m+0.02f is satisfied.
Resumen de: EP4604216A1
Provided in the embodiments of the present invention are a composite positive electrode active material, a battery cell, a battery and an electric device. The composite positive electrode active material comprises a first lithium ferromanganese phosphate material and a second lithium ferromanganese phosphate material, wherein the first lithium ferromanganese phosphate material has a nanosheet structure, and the area of the (010) crystal plane of the first lithium ferromanganese phosphate material accounts for A1% of the total area of the crystal planes of the first lithium ferromanganese phosphate material; the second lithium ferromanganese phosphate material has a spherical and/or quasi-spherical structure, and the area of the (010) crystal plane of the second lithium ferromanganese phosphate material accounts for A2% of the total area of the crystal planes of the second lithium ferromanganese phosphate material; and the composite positive electrode active material satisfies: A1>A2.
Resumen de: EP4604286A1
A battery module according to an embodiment of the present invention may include: a module frame; a plurality of pouch-type battery cells disposed parallel to each other within the module frame; and a plurality of vent holes defined to pass through one surface of the module frame. Each of pouch-type battery cells may include: an electrode assembly provided with an electrode lead; a battery case comprising an accommodation part configured to accommodate the electrode assembly, a short-side sealing part which is disposed on a portion of a circumference of the accommodation part and from which the electrode lead protrudes, and a long-side sealing part disposed on the other portion of the circumference of the accommodation part and folded toward the accommodation part; and a plurality of fixing members attached to the battery case to fix the long-side sealing part in a folded state and arranged to be spaced apart from each other in a longitudinal direction of the long-side sealing part. In each of the vent holes, an area that does not overlap the fixing member may be wider than an area that overlaps the fixing member.
Resumen de: EP4604225A1
Disclosed is a winding device in the present disclosure. The winding device includes a material-placing mechanism, a mounting table, a winding member and a restraining member, wherein the material-placing mechanism is configured to convey a material strip; the winding member includes a winding needle base and a plurality of winding needles provided on the winding needle base, the winding needle base is rotatably provided on the mounting table, with a winding needle gap formed between the plurality of winding needles and configured to allow the material strip to pass through; the restraining member is provided outside the winding needle gap and configured to fix the material strip protruding from the winding needle gap with a preset force F1, a winding tension applied to the material strip when the winding needle base drives the winding needle to rotate is F2, and F1 is less than F2 so as to wind both a preset length of the material strip and the material strip protruding from the winding needle gap onto the winding needle when the winding needle base drives the winding needle to rotate. The winding device provided by the present disclosure can ensure the winding performance for small-sized cells.
Resumen de: EP4603927A1
A self-checking-based fire-fighting air intake and discharge control system, which is applied to measure a combustible gas in an energy storage container (40). The fire-fighting air intake and discharge control system comprises: a gas measurement module (11), which is used for measuring the concentration of a combustible gas in an energy storage container (40); an air intake and discharge module (12), which is used for controlling the circulation of the gas in the energy storage container (40); and a control module (10), which is used for controlling the operation of the gas measurement module (11) and the operation of the air intake and discharge module (12), and controlling, when the concentration of the combustible gas exceeds a preset concentration threshold value, the air intake and discharge module (12) to discharge the combustible gas. The fire-fighting air intake and discharge control system can automatically detect a fault problem of the system and feed back same in a timely manner, and can also measure multiple environmental factors; and the system regularly performs self-checking, and stores and uploads data, and an operation and maintenance person can retrieve operation data, predetermines an on-site operation situation, and maintains the system and a device.
Resumen de: GB2638133A
There is provided a method of determining a virtual sensor measurement for a reconfigurable thermal management system of an electric vehicle. The method comprises obtaining a plurality of virtual sensor models 602 with each virtual sensor model operable to determine a virtual sensor measurement based on at least one sensor measurement value. Each virtual sensor model is associated with a configuration of the thermal management system and capable of receiving an indication of a configuration of the thermal management system 604, receiving a sensor signal 606 indicating a sensor measurement value and selecting a virtual sensor model of the plurality of virtual sensor models based on the indication of the configuration of the thermal management system 608. A virtual sensor measurement value is then determined 610 based on the selected virtual sensor model and the received sensor signal, and a signal representative of the virtual sensor measurement value is output 612. A control system comprising processors configured to perform the method is also claimed. A vehicle comprising the control system is also claimed.
Resumen de: EP4604261A1
L'invention concerne un ensemble (1) de cellules (10) d'une batterie, l'ensemble (1) comprenant une pluralité de cellules (10) configurées pour être accolées successivement deux à deux suivant un axe d'assemblage (A) dans une position assemblée de l'ensemble (1) de cellules (10), chaque cellule (10) comprenant : un boitier (100) comprenant au moins une première et une deuxième parois latérales (103A, 103B) s'étendant parallèlement entre elles et orthogonalement à l'axe d'assemblage (A) dans la position assemblée ; un premier terminal (11) et un deuxième terminal (12) ; l'ensemble de cellules (1) étant caractérisé en ce qu'il comprend un circuit de surveillance (200) configuré pour détecter au moins une donnée prédéterminée de chaque cellule (10) de l'ensemble de cellules (1), le circuit de surveillance (200) comprenant une pluralité de languettes d'interconnexion (210), chaque languette d'interconnexion (210) étant destinée à recouvrir, au moins en partie, au moins un terminal (11) de l'une des cellules de chaque paire de cellules adjacentes.
Resumen de: EP4604214A1
A blend of cathode active materials for a cathode of an electrochemical cell, consisting of:i) from 10% to 90% by weight of a NMX active material in relation to the total weight of the cathode active material, said NMX active material of formula Li<sub>a</sub>Ni<sub>b</sub>Mn<sub>c</sub>X<sub>d</sub>O<sub>2</sub>; andii) from 10% to 90% by weight of a LFMP active material in relation to the total weight of the cathode active material, of formula Li<sub>e</sub>Fe<sub>f</sub>Mn<sub>g</sub>D<sub>h</sub>(PO<sub>4</sub>).
Resumen de: EP4604232A1
L'invention concerne un boitier (100) de cellule (10) pour une cellule de batterie et une celle de batterie associée, le boitier (100) comprenant une première (101) et une deuxième (102) parois d'extrémité et quatre parois latérales (103A, 103B, 104A, 104B) s'étendant parallèlement entre elles deux à deux et parallèlement à un axe de référence (X) depuis la première paroi d'extrémité (101) jusqu'à la deuxième paroi d'extrémité (102), le boitier (100) étant caractérisé en ce qu'il comprend : un premier orifice principal (111) s'étendant dans un premier plan de référence (P1) coplanaire à une première paroi latérale (103A) du boitier (100) parmi la pluralité de parois latérales ; et un deuxième orifice principal (112) s'étendant dans un deuxième plan de référence (P2) coplanaire à une deuxième paroi latérale (103B) du boitier (100), la deuxième paroi latérale (103B) étant parallèle à la première paroi latérale (103A) du boitier (100) ; chacun des premier (111) et deuxième (112) orifices principaux étant configuré pour accueillir respectivement un premier (11) et un deuxième (12) terminal de la cellule (10) de batterie.
Resumen de: EP4604233A1
L'invention concerne un godet (20) pour un boitier (100) d'une cellule (10) de batterie, le godet (20) comprenant au moins deux parois latérales (103A, 103B) s'étendant parallèlement entre elles et parallèlement à un axe de référence (X), le godet (20) étant caractérisé en ce qu'il comprend : un premier orifice principal (111) formé sur une première (101) des deux parois latérales et configuré pour accueillir un premier terminal (11) de cellule (10) ; et un deuxième orifice principal (112) formé sur une deuxième (102) des deux parois latérales, le deuxième orifice (112) étant configuré pour accueillir un deuxième terminal (12) de cellule (10).
Resumen de: EP4604248A1
L'invention concerne un couvercle (21) pour une cellule (10) de batterie du type comprenant un godet (20) fermé par au moins un couvercle (21), le couvercle (21) étant caractérisé en ce qu'il comprend : une paroi d'extrémité (211) ; et au moins deux parois latérales (213A, 213B) s'étendant parallèlement entre elles et parallèlement à un axe de référence (X1) du couvercle (21) depuis la paroi d'extrémité (211) jusqu'à un rebord de raccordement (212) présentant un contour fermé et délimitant une ouverture (212') destinée à être raccordée au godet (20) de la cellule (10), le couvercle (21) étant caractérisé en ce que la paroi d'extrémité (211) et les parois latérales (213A, 213B) délimitent ensemble un espace intérieur (321), une première (213A) des deux parois latérales (213A, 213B) du couvercle (21) comprenant un orifice principal (111) traversant configuré pour accueillir un terminal (11) de cellule (10).
Resumen de: EP4603319A1
The present invention relates to a handling support (2) suitable for handling thermal conduction plates (1) of battery cells. The thermal conduction plates (1) are plates adapted to transfer heat, either for cooling or heating, to or from electric energy storage cells in batteries. The installation of these plates (1) requires precise handling for the final positioning thereof inside the battery and the handling may furthermore consist of the handling of a large number of plates (1) either one by one or in groups of plates (1). The preferably automated handling requires handling means (2) that allow picking up and suitably positioning each of the thermal conduction plates (1). According to the invention, these means (2) are formed by a support part (2) which is coupled to the thermal conduction plate (1).
Resumen de: EP4604259A1
A computer system (122) for thermal runway detection in an electrical energy storage device (102) comprising: a high voltage electrical energy storage device (102), a low voltage electrical energy storage device (104), thermal runaway detection sensors (1061, 106n) configured to detect thermal runaway events in cells or modules of the high voltage electrical energy storage device, the low voltage electrical energy storage (104) supplying power to the thermal runaway detection sensors (106) via a first power supply line (108), a first switch (110) in the first power supply line (108) between the low voltage electrical energy storage device and the thermal runaway detection sensors, a second switch (114) in a power supply line between the high voltage electrical energy storage device and the thermal runaway detection sensors, the computer system comprising processing circuitry (120) configured to: in response to a first condition, open the second switch (114) and engage the first switch (110), whereby the thermal runaway detection sensors (106) are powered by the low voltage electrical energy storage device (104), and in response to a second condition, open the first switch (110) and engage the second switch (114), whereby the thermal runaway detection sensors are powered by the high voltage electrical energy storage device (102).
Resumen de: EP4604269A1
A cooling system (100) for a battery pack (200), e.g. of a vehicle, comprising:- a liquid coolant supply conduit (101),- a cooling conduit (102) configured to carry a liquid coolant for cooling of the battery pack, wherein the cooling conduit is configured to be fluidly connected to the liquid coolant supply conduit at a joint (103), such that liquid coolant can pass between the liquid coolant supply conduit and the cooling conduit via an interior (104) of the joint,- a monitoring circuit (120) comprising an electrically conducting device (121) disposed externally of the j oint, wherein the monitoring circuit is configured to detect a leak of the liquid coolant at the joint via the electrically conducting device, such as by the electrically conducting device comprising a discontinuity (122) configured to be overbridged by a liquid coolant droplet leaking from the joint.
Resumen de: EP4603727A1
The invention relates to an assembly (10; 10a), having an extruded profile (14) formed from aluminum, in which at least one channel (20) is formed in the direction of a longitudinal axis (18) of the extruded profile (14), having a closing device (35; 35a) for sealing an end-face end region (22) of the extruded profile (14), wherein the closing device (35; 35a) protrudes into an opening (24) of the extruded profile (14) formed in the end-face end region (22) of the extruded profile (14).
Resumen de: WO2024079430A1
The subject matter of the present invention is a method for producing such components, the components that can be obtained by this method and the use of these components in the production of a liquid organic electrolyte electrochemical cell.
Resumen de: US2024128783A1
A system and method for using unrecoverable energy in a battery cell is disclosed in this application. A system includes a battery cell, the battery cell includes an excess amount of cathode or anode that can function as half cells in an emergency. A user, such as a pilot, can command a controller to utilize unrecoverable energy based on battery data presented to the user.
Resumen de: US2024120473A1
Electrochemical cells and methods of preventing overheating of the same are disclosed. An electrochemical cell may include a cathode and an anode. The anode may include a lithium alloy. The anode may be configured to reduce a maximum rate of ion transfer between the anode and the cathode in response to an occurrence of a fault condition. The lithium alloy may comprise at least 70 weight percent lithium to 99 weight percent lithium.
Resumen de: WO2024079421A2
A microstructured substrate comprising a main body and a plurality of elongated elementary microstructures extending from the main body, wherein the microstructured substrate comprises a plurality of nanowires positioned on at least one area of the surface of the main body and on the surface of the elementary microstructures that extend from the main body over said area.
Resumen de: US2025260041A1
An apparatus for producing an electrode stack from electrode stack elements is provided. A stacking wheel has at least one stacking wheel disc, which can be rotationally driven about an axis of rotation and which has compartments for receiving the electrode stack elements. A stripper strips the electrode stack elements from the compartments during a rotation of the stacking wheel. A shelf is provided for the electrode stack elements stripped from the stacking wheel. A conveyor conveys the electrode stack elements into the compartments. The conveyor comprises a transfer device for transferring the electrode stack elements into the compartments and a feeding device for feeding the electrode stack elements to the transfer device. A method for producing an electrode stack using the apparatus is also provided.
Resumen de: CN120077489A
The present invention relates to a positive electrode active material for a solid state battery wherein the positive electrode active material comprises Li, M 'and oxygen wherein M' comprises Ti. The present inventors have surprisingly found that the positive electrode active material of the present invention significantly increases the cycle efficiency of the battery, in particular a sulfide solid state battery.
Resumen de: TW202430893A
According to an aspect of the present invention there is provided a cell assembly comprising: a cell; a cell enclosure configured to substantially surround the cell; and an optical sensor deployed within the cell in a location where a chemical environment is active to monitor at least one of temperature, strain and an acoustic signature, the optical sensor configured in use to receive a pulse of light and output a signal which is detectable with an optical monitor.
Nº publicación: EP4602382A1 20/08/2025
Solicitante:
BAE SYSTEMS PLC [GB]
BAE SYSTEMS plc
Resumen de: TW202433788A
According to an aspect of the present invention there is provided a cell assembly safety system comprising: a cell; a cell enclosure configured to hold the cell; and one or more sensors for monitoring characteristics of the cell to determine a safety value of the cell; wherein one of the one or more sensors comprises one or more acoustic sensors associated with the cell assembly and configured to sense one or more acoustic signatures representing respective electrochemical reactions in the cell.
BOPI
Sede Electrónica
