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1008
resultados
Última actualización
16/10/2026 [07:23:00]
Resultados 225 a 250 de 1008
Resumen de: EP4822809A1
An all-solid rechargeable battery is provided. The all-solid rechargeable battery includes: a plurality of unit cells each including a negative electrode, a solid electrolyte layer, and a positive electrode; first elastic sheets arranged between and on an outermost side of the plurality of unit cells to form a stack cell and configured to buffer a change in volume of the unit cells during charging and discharging; a second elastic sheet arranged on an outer side of the stack cell; and an end plate arranged on an outer side of the second elastic sheet, wherein the second elastic sheet includes a first layer configured to provide elastic force to the stack cell and a second layer interposed between the first layer and the end plate to provide stress relief.
Resumen de: EP4822367A1
An electronic device according to one embodiment of the present disclosure comprises: a memory that stores a plurality of estimation algorithms for estimating the state of charge (SOC) of a battery cell; and a processor operatively connected to the memory, wherein the processor can acquire open circuit voltage (OCV) data of the battery cell, identify, on the basis of the acquired OCV data, any one estimation algorithm from among the plurality of estimation algorithms stored in the memory, and estimate the SOC of the battery cell on the basis of the identified estimation algorithm.
Resumen de: EP4822869A1
A separator according to the present disclosure includes a porous polymer substrate, an adhesive layer and a heat-resistant layer, and the adhesive layer includes an acrylic binder polymer having a swelling ratio of 50% or more. The separator has a small thickness and sufficient peel strength.
Resumen de: EP4822801A1
0001 A secondary battery non-aqueous electrolyte solution for use in a secondary battery characterized by containing as an additive at least one of the following component (A) and at least one of the following component (B): component (A): a compound represented by the following chemical formula (1); component (B): at least one compound selected from the group consisting of a boron complex salt represented by the following chemical formula (2), a borate, an acid anhydride, a cyclic carbonate having an unsaturated bond, a cyclic carbonate having a halogen atom, a cyclic sulfonate, a cyclic sulfate, a cyclic sulfite, amines having acetoacetyl group represented by the following chemical formula (3), a phosphorous compound represented by any of the following chemical formulae (4) to (6), sulfonylimide salts, sulfonates, and dinitriles; wherein the non-aqueous electrolyte solution of the present embodiment can be suitably used in, for example, a lithium ion secondary battery.
Resumen de: EP4822808A1
The present invention relates to an all-solid-state battery, which comprises: a cathode comprising a cathode active material layer, an anode; a solid electrolyte layer disposed between the cathode and the anode and containing a solid electrolyte and a polymer matrix, wherein the thickness (b) of the solid electrolyte layer is 30-100µm; and the polymer matrix is disposed in the solid electrolyte layer at a predetermined distance (a) from an interface in contact with the cathode, the predetermined distance (a) and the thickness (b) of the solid electrolyte layer satisfy the relationship of expression 1 below. 0.05
Resumen de: WO2025120528A1
A warehouse (10) for the formation of electrochemical cells, comprising a containment structure (12) having an inner volume (14) wherein they are housed: a plurality of formation stations (15); a plurality of formation modules (16) each of which is configured to be coupled to a cell tray (11) to implement an at least partial formation cycle of electrochemical cells (100) contained in the cell tray (11); at least one transfer station (20) configured to interface between the inner volume (14) of the containment structure (12) and an environment external to the inner volume (14) of the containment structure (12) and to receive cell trays (11) from the external environment and to deliver cell trays (11) from the inner volume (14) to the external environment; a transport system (22) for transferring cell trays (11) containing electrochemical cells (100) between the transfer station (20) and each formation station (15) or in combination between each formation station (15) and the transfer station (20); wherein at least one formation module (16) of the plurality of formation modules (16) is placed in each formation station (15).
Resumen de: EP4822781A1
Provided are a positive electrode active material coating material characterized by containing a compound composed of at least any one or more elements of an alkali metal, an alkaline-earth metal and Al, and F as Component (A), and containing any one or more compounds represented by Chemical Formula (1) and/or Chemical Formula (2) as Component (B), a positive electrode coated with the coating material, and a secondary battery provided with the positive electrode. The positive electrode active material coating material according to the present embodiments can be suitably used in the secondary battery.
Resumen de: EP4821971A1
A protection film sheet according to an embodiment of the present disclosure comprises: a first layer including at least one selected from the group consisting of PI, PET, PP, PCT, and PEN and a second layer made of Si laminated on the first layer, wherein the protection film sheet has a moisture content of 0.001 ppm or more to 5000 ppm or less, or further comprises a coating layer made of a ceramic material on an outer surface of the protection film sheet.An electrode laminate manufacturing device according to another embodiment of the present disclosure comprises the above-described protection film sheet, and manufactures an electrode laminate in which a first separator, a negative electrode, a second separator, and a positive electrode are laminated sequentially, the device comprising: a transport portion that transports an electrode laminate sheet in one direction in which a plurality of the negative electrodes are arranged spaced from each other on the first separator sheet and a plurality of the positive electrodes are arranged spaced from each other on the second separator sheet; and a first sealing section that bonds the first separator sheet and the second separator sheet to each other, wherein the protection film sheet is located between the first sealing section and the electrode laminate sheet and extends along the transport direction of the transport portion.
Resumen de: FR3174020A1
Un module de batterie (10) comprend au moins une première rangée (12.1, 12.2) de cellules (14) empilées dans une direction longitudinale (X), au moins un assemblage de plaque latérale (22, 24) ayant une première paroi (34.1), chacune des cellules (14) de la première rangée (12.1, 12.2) ayant un premier côté (28.1) fixé de manière permanente à la première paroi (34.1) dans un premier plan de référence (XZ1) parallèle à la direction longitudinale (X), caractérisé en ce que l’assemblage de plaque latérale (22, 24) a une seconde paroi (34.2) espacée de la première paroi (34.1) dans une direction transversale (Y) perpendiculaire au plan de référence (XZ1), un ensemble d’un ou de plusieurs espaces isolants (100, 101) étant délimité entre la première paroi (34.1) et la seconde paroi (34.2), l’ensemble d’un ou de plusieurs espaces isolants (100, 101) étant contenu dans une portion d’espace ayant une dimension transversale (D) mesurée dans la direction transversale (Y) qui est supérieure à 50 µm et inférieure à 500 µm, de préférence inférieure à 200 µm et plus préférablement inférieure à 100 µm.
Resumen de: FR3174022A1
Module combiné (100a; 100b) de batterie, comprenant au moins un premier module unitaire (10a) de batterie et un deuxième module unitaire (10b) de batterie rapportés l’un à l’autre selon une première direction (D1), le premier module unitaire (10a) et le deuxième module unitaire (10b) comprenant chacun une ou plusieurs cellules (30) et un ou plusieurs supports (20a; 20b) adaptés au maintien desdites une ou plusieurs cellules (30) correspondantes, au moins un desdits un ou plusieurs supports (20a; 20b) du premier module unitaire (10a) et au moins un desdits un ou plusieurs supports (20a; 20b) du deuxième module unitaire (10b) comprenant des premiers reliefs (40) associés par complémentarité de forme pour bloquer un déplacement relatif selon la première direction (D1) entre le premier module unitaire (10a) et le deuxième module unitaire (10b). Figure de l’abrégé : Figure 1
Resumen de: FR3174024A1
Connecteur électrique (10) pour un module de batterie (100) ayant un système de gestion de batterie (110) et deux cellules (121) en parallèle dotées chacune d’une électrode (122), le connecteur électrique (10) comprenant un élément conducteur (20) qui comporte : un corps principal (21) adapté pour être relié électriquement au système de gestion de batterie (110) du module de batterie (100), au moins un premier bras (22) et un second bras (22) s’étendant chacun depuis le corps principal (21), le premier bras (22) et le second bras (22) étant chacun destiné à être relié électriquement avec l’électrode (122) d’une cellule (121) associée parmi les deux cellules (121), le premier bras (22) et le second bras (22) présentant une résistance électrique sensiblement identique. Figure de l’abrégé : Figure 4
Resumen de: FR3174018A1
ELECTRODES COMPOSITES ET LEURS UTILISATIONS La présente invention concerne une électrode composite (1) comprenant : une encre comprenant :au moins un liant polymère ;au moins une première population de particules de graphite ; au moins une seconde population de particules de graphite ; etun additif conducteur ;un substrat (11) sur lequel est déposée l’encre ; dans laquelle les particules de graphite de la première population ont une taille moyenne supérieure à celle des particules de graphite de la seconde population. L’invention concerne également un dispositif médical comprenant au moins une électrode composite (1) et le procédé de préparation de ladite électrode. Figure de l ’ abrégé : Fig. 1
Resumen de: FR3173861A1
Caisson de batterie de traction d’un véhicule automobile électrique ou hybride, comportant une ouverture permettant d’entrer un nombre variable de modules (30) de cellules électrochimiques alignés suivant une direction longitudinale, et des systèmes de connexion électriques (24, 26) recevant chacun de ces modules (30), le caisson de batterie (2) comportant une partie mobile (12) qui se déplace pour s’ajuster au nombre de modules (30) reçus, et les systèmes de connexion électriques (24, 26) comportant un dispositif d’adaptation qui suit le déplacement de la partie mobile de caisson (12) en assurant une connexion électrique à tous les modules reçus (30). Figure 1
Resumen de: FR3174001A1
Ce procédé de détection d’un défaut dans une batterie d’accumulateurs comprenant un ensemble de cellules, caractérisé en ce qu’il comprend les étapes suivantes : - Mesure (étape E1) régulière de la tension de chaque cellule de la batterie sur une plage d’état de charge prédéfinie de ladite batterie ; - Détermination du premier instant (étape E2) au cours duquel la tension mesurée d’une cellule varie selon un motif prédéfini ; - Détermination du dernier instant (étape E3) au cours duquel la tension mesurée d’une cellule varie selon le motif prédéfini ; - Calcul (étape E4) de la charge, en Ah, ayant traversé la batterie entre le premier instant et le dernier instant déterminés ; et - Comparaison (étape E5) de la charge à un seuil de défaillance prédéfini. Figure pour l’abrégé : Fig. 2
Resumen de: FR3174019A1
Module de stockage d’énergie électrique L’invention concerne un module (1) de stockage d’énergie électrique configuré pour loger une pluralité d’organes de stockage (10) entre des parois dudit module formant une enceinte (7) comprenant une paroi intérieure, ledit module étant destiné à une application de batterie pour véhicule ou installation stationnaire et comprenant : une couche de matière composite contenant des fibres de renfort (2);une couche d’aluminium (3); etune couche ou revêtement de peinture intumescente (4) configurée pour former une couche isolante thermiquement lors d'une exposition à la chaleur, ladite couche ou revêtement de peinture étant orientée vers et formant la paroi intérieure de l’enceinte dudit module. (Figure 1)
Resumen de: US20260309793A1
0000 A method for determining a capacity of one of a plurality of battery sections of a rechargeable energy storage system (RESS) may include determining a first state of charge of a first battery section of the plurality of battery sections and discharging a first amount of charge from the first battery section in response to determining the first state of charge of the first battery section. The method further may include determining a second state of charge of the first battery section in response to discharging the first amount of charge from the first battery section. The method further may include determining the capacity of the first battery section based at least in part on the first state of charge, the first amount of charge, and the second state of charge.
Resumen de: US20260307611A1
An Internet-of-things (IoT) ecosystem includes: electronic control modules (ECMs) implemented in a vehicle and configured to perform dedicated functions of features of the IoT ecosystem, where the IoT ecosystem includes IoT devices; and an IoT controller configured to obtain contextual data and, based on the contextual data, assign at least one battery power budget for the ECMs and corresponding ones of the dedicated functions. At least a portion of the contextual data is received from the IoT devices and the ECMs. The ECMs are configured to implement the dedicated functions based on the at least one battery power budget.
Resumen de: US20260309795A1
0000 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.
Resumen de: WO2026210600A1
One or more processors included in this battery control device: assign an identification voltage to each of a plurality of cells included in one or more battery packs; stores, in one or more memories, arrangement information of each of the plurality of cells in the one or more battery packs, in association with the identification voltage; acquires a measured voltage for each of the plurality of cells included in the one or more battery packs after reconfiguration, when detecting that the one or more battery packs have been reconfigured; and updates the stored arrangement information, on the basis of comparison between the stored identification voltage and the acquired measured voltage.
Resumen de: WO2026212170A1
According to exemplary embodiments of the present invention, each cooling fin comprises a plate extending in a first direction and a second direction, a flow path in the plate, and a coolant flowing in the flow path, wherein: the plate includes a first wall and a second wall extending in the first direction and the second direction and spaced apart from each other in a third direction; the flow path includes a first sub-flow path extending in the second direction; a first protrusion protruding from the first wall in a first diagonal direction and a second protrusion protruding from the first wall in a second diagonal direction are disposed in the first sub-flow path; the first diagonal direction intersects the first direction and the third direction; the second diagonal direction intersects the first direction and the third direction; and the distance between the first protrusion and the second protrusion in the first direction may decrease from the first wall toward the second wall.
Resumen de: WO2026212275A1
In this bipolar secondary battery, a plurality of bipolar electrodes each having a positive electrode active material layer and a negative electrode active material layer respectively formed on both sides of a metal current collector are stacked, a porous separator is formed between the positive electrode active material layer and the negative electrode active material layer of the adjacent bipolar electrodes, a gel electrolyte or a solid electrolyte is formed on the positive electrode active material layer, the negative electrode active material layer, or the separator, and an elastic polymer layer is formed on the porous separator to surround a periphery of the positive electrode active material layer or the negative electrode active material layer, wherein the porous separator on which the elastic polymer layer is formed has a larger area than the metal current collector to provide insulation between the metal current collectors facing each other, and the elastic polymer layer is formed to overlap with the negative electrode active material layer in at least a partial region.
Resumen de: WO2026212219A1
Provided in the present disclosure are an electrolyte for a lithium secondary battery and a lithium secondary battery comprising the electrolyte. The lithium secondary battery according to the present disclosure comprises a positive electrode for a lithium secondary battery, a negative electrode including a negative electrode current collector, a separator interposed between the positive electrode and the negative electrode, and an electrolyte disposed between the positive electrode and the negative electrode, wherein the electrolyte may contain fluorinated dimethoxypropane (F-DMP) having one fluorine substituent.
Resumen de: WO2026212083A1
The present disclosure relates to an electrolyte for a sodium secondary battery and a sodium secondary battery comprising same. An electrolyte for a sodium secondary battery according to the present disclosure may include an acetate-based first organic solvent, an alkane-based second organic solvent, and a sodium (Na) salt.
Resumen de: WO2026212198A1
The present invention relates to a battery pack comprising: a plurality of battery cells; a pack case accommodating the plurality of battery cells; a cooling plate provided on one side of the plurality of battery cells and configured so that a first cooling medium flows; and a cooling block coupled to the cooling plate and configured to be filled with a second cooling medium.
Nº publicación: DE102025119394A1 08/10/2026
Solicitante:
GM GLOBAL TECH OPERATIONS LLC [US]
GM Global Technology Operations LLC
Resumen de: DE102025119394A1
Ein System umfasst ein Batteriepack, einen Sensor, der so konfiguriert ist, dass er eine Zwischenpack-Spannung des Batteriepacks erfasst, und ein Steuermodul. Das Steuermodul ist so konfiguriert, dass es einen Isolationswiderstand des Batteriepacks basierend auf der Zwischenpack-Spannung bestimmt, Eigenschaften überwacht, die dem Batteriepack zugeordnet sind, und Flüssigkeitseinbruch innerhalb des Batteriepacks angeben, eine oder mehrere Markierungen basierend auf den überwachten Eigenschaften setzt, ein Schwereniveau aus einer Vielzahl von Schwereniveaus für Flüssigkeitseinbruch innerhalb des Batteriepacks basierend darauf identifiziert, welche Eigenschaft(en) das Setzen der einen oder mehreren Markierungen verursacht hat/haben, und mindestens eine Behebungsmaßnahme aus einer Vielzahl von Behebungsmaßnahmen als Antwort auf das identifizierte Schwereniveau zum Beheben von Flüssigkeitseinbruch innerhalb des Batteriepacks auswählt. Weitere Beispiele für Systeme und Verfahren werden ebenfalls offenbart.
BOPI
Sede Electrónica
