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1057
resultados
Última actualización
21/11/2025 [07:10:00]
Resultados 675 a 700 de 1057
Resumen de: EP4647204A1
A jig (2) for laser welding is usable when performing laser welding by applying laser light to a welding-target portion (115), and includes: an accommodation portion (10) that is able to receive the welding-target portion (115) along a first direction; and an inclined surface (20) extending in a peripheral direction so as to surround the welding-target portion (115) around an axis in the first direction, wherein the inclined surface (20) is able to reflect, in a second direction intersecting the first direction, the laser light emitted toward the jig (2) for laser welding, so as to orient the laser light toward the welding-target portion (115).
Resumen de: EP4648158A1
The present disclosure relates to a separator for a rechargeable lithium battery and a rechargeable lithium battery including the separator. The separator includes a porous substrate and a coating layer on a surface of the porous substrate. The coating layer includes a heat-resistant layer including a binder and a filler, and an adhesive layer including an adhesive binder on the heat-resistant layer. The binder includes a (meth)acryl-based binder including a first structural unit derived from (meth)acrylic acid, (meth)acrylate, or a salt thereof, a second structural unit derived from hydroxyalkyl (meth)acrylate, and a third structural unit derived from (meth)acrylamido sulfonic acid or a salt thereof. The filler has a particle diameter D50 ranging from 250 nm to 350 nm. The adhesive binder includes a fluorine-based adhesive binder having a hydroxyl group or a carboxylic acid group and a fluorine-based adhesive binder not having a hydroxyl group and a carboxylic acid group.
Resumen de: EP4648204A1
A battery pack according to an embodiment of the present disclosure includes: a plurality of battery cells; a pack case configured to accommodate the plurality of battery cells and having a venting unit configured to discharge gas generated from the battery cells to the outside; and a composite blocking member configured to cover at least a portion of the venting unit and block flame generated inside the pack case from being exposed to the outside.
Resumen de: EP4648151A1
A curved cell produced in a curved cell production jig is produced in a rounded shape having a specific curvature, and deformation of the curved cell occurs as the curved cell is repeatedly charged and discharged in a device equipped with the curved cell, and a curved secondary battery including an electrode support formed in an electrode assembly to prevent the deformation of the curved cell such that the curved cell can be operated without damage in a device that requires energy and a method of manufacturing the same are disclosed, wherein the shape of the curved secondary battery is maintained even after repeated charging and discharging.
Resumen de: EP4648200A1
Disclosed is a battery cell and a vehicle including the same. The battery cell includes an electrode assembly including a first electrode plate with a first polarity, a second electrode plate with a second polarity, and a separator interposed between the first electrode plate and the second electrode plate; an electrode lead connected to the electrode assembly; and a cell case configured to accommodate the electrode assembly and support the electrode lead and having a sealing portion and a non-sealing portion, and a cell venting portion for venting flame or gas is formed in the non-sealing portion of the cell case.
Resumen de: EP4648159A1
Examples of the present disclosure include a separator for a rechargeable lithium battery, and a rechargeable lithium battery including the separator. The separator for a rechargeable lithium battery includes a porous substrate and a coating layer on at least one surface of the porous substrate. The coating layer includes a binder and a filler. The binder includes a (meth)acryl-based binder including a sulfonate group-containing structural unit. The filler includes a mixture of boehmite and barium titanate in a weight ratio in a range of 20:80 to 80:20 with respect to 100 parts by weight of the mixture of boehmite and barium titanate.
Resumen de: EP4648155A1
A battery (200) may include an electrode assembly (220) including electrodes, and a body cup (210) that includes a first reference wall (212) and a first sidewall (214) provided adjacent to the first reference wall (212), with the body cup (210) having an open end and the body cup (210) accommodating the electrode assembly (220). The battery (200) also includes a cover cup (230) that includes a second reference wall (232) and a second sidewall (234) provided adjacent to the second reference wall (232). The cover cup (230) has an open end and is accommodated in the body cup (210) such that the second reference wall (232) closes the open end of the body cup (210). At least a portion of the first sidewall (214) and at least a portion of the second sidewall (234) are joined to form a flange (240).
Resumen de: EP4648121A1
Disclosed are positive electrode active materials and rechargeable lithium batteries. The positive electrode active material comprises a first particle that includes a first lithium composite oxide and has a first average particle diameter, and a second particle that includes a second lithium composite oxide and has a second average particle diameter less than the first average particle diameter. The first particle further includes a first coating layer on a surface of the first lithium composite oxide. The second particle further includes a second coating layer on a surface of the second lithium composite oxide. Each of the first and second lithium composite oxides is lithium composite oxide that includes nickel (Ni) and excludes cobalt (Co). The first coating layer includes aluminium (Al). The second coating layer includes cobalt (Co).
Resumen de: WO2025201950A1
The invention discloses a battery housing component (10) for a traction battery for cooling at least one battery component (11), wherein the battery housing component (10) has a base part (20), which comprises a first plastic, a fibre-reinforced connecting part (30), which has a connecting-part inner surface (31) and a connecting-part outer surface (32), and a multilayer film (40), wherein the multilayer film (40) has a connecting surface (41) and a contacting surface (42), wherein the contacting surface (42) is designed for at least indirectly contacting the at least one battery component (11), wherein the fibre-reinforced connecting part (30) is arranged in a sandwich-like manner between the base part (20) and the multilayer film (40), wherein a base-part inner surface (21) of the base part (20) is integrally bonded to the connecting-part inner surface (31), and wherein the connecting surface (41) of the multilayer film (40) is integrally bonded to the connecting-part outer surface (32) of the fibre-reinforced connecting part (30) so as to form at least one cooling fluid channel (50), arranged between the multilayer film (40) and the connecting part (30), for conducting a cooling fluid by means of a connecting layer (60) made of a fibre-free thermoplastic.
Resumen de: EP4647403A1
The present disclosure relates to a nickel-cobalt-manganese-based positive electrode active material comprising a large particle group and a small particle group. An average particle size D50 of the large particle group is greater than an average particle size D50 of the small particle group; the average particle size D50 of the large particle group is from 12 to 20 µm; the large particle group includes polycrystal aggregate particles; each polycrystal aggregate particle includes a secondary particle consisting of a plurality of primary particles aggregated together; each polycrystal aggregate particle has a primary particle size of 2.0 µm or less; a crystallite size of a (003) plane of each polycrystal aggregate particle is from 950 to 1210 Å; a crystallite size of a (104) plane of each polycrystal aggregate particle is from 500 to 750 Å; and a peak intensity ratio I(003)/I(104) of the polycrystal aggregate particles is 2.10 or less.
Resumen de: EP4648157A1
The present invention provides a non-aqueous electrolyte comprising a lithium salt and an organic solvent, wherein the organic solvent comprises ethylene carbonate and a compound represented by Formula 1 below, wherein a volume ratio of the compound represented by Formula 1 to the ethylene carbonate is 0.20 to 3.0.The description of Formula 1 above is the same as described in the description of the present invention.
Resumen de: FI20245577A1
A computer-implemented method for controlling an energy storage system is disclosed. The method may comprise: Monitoring (201) the energy storage system for state of charge anomalies, wherein the energy storage system comprises a plurality of battery units. Determining (203), in response to detecting a state of charge anomaly in at least one battery unit within the plurality of battery units, a cause for the state of charge anomaly. Controlling (204), based on the determined cause, the at least one battery unit.
Resumen de: FR3161877A1
L’invention concerne un dispositif de management thermique (1) d’un véhicule, notamment un véhicule électrique comportant au moins un élément du groupe motopropulseur ainsi qu’un habitacle du véhicule à réguler thermiquement, le dispositif de management thermique comprend un boucle de fluide réfrigérant (L1) reliée par un premier échangeur de chaleur (14) à une boucle froide (L2), la boucle de fluide réfrigérant (L1) étant en outre reliée par un deuxième échangeur de chaleur (11) à une boucle chaude (L3), la boucle froide (L2) pouvant être en relation fluidique avec une boucle de régulation thermique (L4) d’une batterie (47a), caractérisé en ce qu’il comprend un dispositif d’interconnexion (90) destiné à réaliser une mise en relation fluidique de la boucle de régulation thermique (L4) de la batterie et la boucle chaude (L3) afin d’augmenter la capacité de refroidissement et/ou de chauffage des composants de ces boucles, notamment de manière indépendante de l’état de fonctionnement de la boucle froide (L2). Figure pour l’abrégé : 1
Resumen de: FR3161878A1
L’invention concerne un dispositif de management thermique (1) d’un véhicule, notamment un véhicule électrique comportant au moins un élément du groupe motopropulseur (32) ainsi qu’un habitacle (80) du véhicule à réguler thermiquement, le dispositif de management thermique comprend une boucle de fluide réfrigérant reliée par un premier échangeur de chaleur à une boucle froide, la boucle de fluide réfrigérant étant en outre reliée par un deuxième échangeur de chaleur à une boucle chaude, le dispositif comprenant un module fonctionnel (60) sur lequel sont disposés au moins une pompe, notamment une pompe électrique, un moyen de contrôle du débit, au moins un vase de dégazage, et dans lequel sont réalisées des conduites internes et des bornes de connexion fluidique à des éléments externes au module fonctionnel (60) afin de former la boucle froide et/ou une boucle thermique batterie. Figure pour l’abrégé : 1
Resumen de: FR3161984A1
L’invention concerne un véhicule automobile comprenant une batterie (BT) et un système de gestion,la batterie (BT) comprenant :- de préférence un boîtier et/ou au moins une languette de borne ;- des modules de batterie (M) équipés de cellules de batterie (CB) ;- au moins une barre omnibus (B) agencée entre deux alignements de cellules de batterie (CB) ;- au moins un capteur de température (C) disposé sur ladite barre omnibus (B) et/ou le boîtier et/ou ladite languette de borne ;- au moins un modèle d’évaluation de la température de points de la batterie ;- un moyen de calcul de la température réelle des points à partir de la mesure correspondante corrigée en partie ou en totalité par les données dudit modèle d’évaluation. L’invention concerne également un procédé et un programme sur la base d’un tel véhicule. Figure 1
Resumen de: FR3161982A1
L’invention concerne un sel organique de métal alcalin de formule générale (I), dans laquelle M représente un métal alcalin choisi parmi le lithium et le sodium. Ce sel organique peut en particulier être utilisé dans un électrolyte pour batterie au lithium ou au sodium. Chem. 1 (I).
Resumen de: FR3161985A1
Un élément électrochimique comprenant :- un électrolyte aqueux présentant un pH inférieur à 7 et contenant des ions Zn2+ et Mn2+,- une électrode négative comprenant du zinc ou un alliage à base de zinc,- une électrode positive comprenant du dioxyde de manganèse, un premier noir de carbone présentant une surface spécifique S1 et un second noir de carbone présentant une surface spécifique S2, avec S2/S1≥2. Figure d’abrégé : Figure 1
Resumen de: FR3161983A1
L’invention concerne un électrolyte solide de batterie au lithium, comprenant un polymère de la famille des poly(carbonate d’alkylène) et un sel de lithium de formule (III) : Chem 2 (III).
Resumen de: US2025343292A1
An energy storage apparatus includes an energy storage device, a circuit board being thermally separated from the energy storage device, a heat transfer structure made of metal to transfer heat of the energy storage device to the circuit board, a temperature sensor provided on the circuit board to be electrically insulated from a coupling site on the circuit board to which the heat transfer structure is coupled to measure a temperature of the coupling site, and an arithmetic device including a processor and a memory, the memory including a program that is executable by the processor to estimate a temperature of the energy storage device based on the temperature of the coupling site measured by the temperature sensor.
Resumen de: US2025343321A1
Battery cell includes housing including wall portion with accommodating groove provided at outer surface thereof and extending along first direction. Bottom wall of the accommodating groove has first through hole. The battery cell further includes gas-permeable assembly at least partially disposed in the accommodating groove and spaced apart from the bottom wall of the accommodating groove, and including fixing member connected to the wall portion and provided with second through hole extending along the first direction, and gas-permeable film including covering portion and connecting portion disposed around the covering portion. The covering portion covers the second through hole along the first direction and is configured to discharge gas inside the battery cell. The connecting portion is connected to the fixing member. The battery cell also includes support member, at least partially clamped between the bottom wall of the accommodating groove and the connecting portion.
Resumen de: AU2023451892A1
The present application relates to the field of batteries, and provides a thermal management system and a control method therefor, an energy storage system, and an electrical apparatus. The thermal management system comprises a first confluence unit, a second confluence unit, a thermal management unit, and an adjustment apparatus. The first confluence unit comprises at least one liquid outlet; the second confluence unit comprises at least one liquid return port; the thermal management unit comprises a plurality of refrigerating branches, and the plurality of refrigerating branches are respectively in fluid connection with the first confluence unit and the second confluence unit in a parallel mode; the adjustment apparatus is used for adjusting the refrigerating capacity of at least one refrigerating branch among the plurality of refrigerating branches.
Resumen de: AU2024286884A1
A battery configured to have improved thermal management and structural stability. The battery including a battery pack construction with at least one battery cell spacer having a first surface contacting substantially all of the bottom surface of a first battery cell and a second surface contacting substantially all of the top surface of a second battery cell, the battery cell spacer including an adhesive component. Additionally, the battery may include a battery management system (BMS) in electrical communication with the first and second battery cells, the BMS having one or more thermal components configured to disperse heat from the BMS, and a thermal epoxy contacting the one or more thermal components and a battery housing. The battery further including a stability cage at least partially enclosing the battery pack construction and positioned between the battery cells and the battery housing.
Resumen de: DE102025116909A1
Ein Elektrolytadditiv für eine wiederaufladbare Lithiumbatterie, das vorzugsweise eine Dielektrizitätskonstante von 1,0 F/m oder weniger aufweist und durch die folgende Formel 1 dargestellt wird, wird bereitgestellt: Chemische Formel 1 R1n1-L1m1-A-L2m2-R2n2. Die Verbindung kann ein LUMO von -0,6 eV oder mehr und ein HOMO von -6,8 eV oder mehr aufweisen. Außerdem wird ein Elektrolyt bereitgestellt, der das Additiv, ein LIFSI-Salz und ein Hauptlösungsmittel, das entweder einen Ether oder ein fluorsubstituiertes Sulfamoyl enthält, in einem Verhältnis von etwa 0,99:0,01 bis etwa 0,95:0,05 enthält. Eine wiederaufladbare Lithiumbatterie, die diesen Elektrolyten zusammen mit positiven und negativen Elektroden und einem Separator enthält, weist eine verbesserte Leistung und Stabilität auf.
Resumen de: DE102024112716A1
Die vorliegende Erfindung betrifft ein Verfahren zum Herstellen einer Batterieanordnung (1) für ein Batteriemodul (2), umfassend folgende Schritte: Bereitstellen (S20) eines Batteriezellenblocks (4), umfassend eine Vielzahl von Batteriezellen (6), insbesondere zylindrische Zellen (6), wobei eine Batteriezellenblock-Oberseite (8) einen oder mehrere, insbesondere zumindest zwei, elektrische Kontakte (10) der Vielzahl von Batteriezellen (6) aufweist; Auftragen (S30) eines schäumenden Klebstoffs (14) auf oder in eine Werkzeugform (16); Positionieren des Batteriezellenblocks (4) an oder in der Werkzeugform (16) und Einführen (S40) der Batteriezellenblock-Oberseite (8) in den schäumenden Klebstoff (14), sodass die Batteriezellenblock-Oberseite (8), insbesondere der eine oder die mehreren elektrischen Kontakte (10), zumindest teilweise von dem schäumenden Klebstoff (14) benetzt ist, um mittels des schäumenden Klebstoffs (14) einen Berührschutz für die Batteriezellenblock-Oberseite (8), insbesondere für den einen oder die mehreren elektrischen Kontakte (10), auszubilden; Warten (S50) bis der schäumende Klebstoff (14) an der Batteriezellenblock-Oberseite (8) haftet; Entnehmen (S60) des Batteriezellenblocks (4) von oder aus der Werkzeugform (16). Die vorliegende Erfindung betrifft weiterhin eine Batterieanordnung (1) mit einem schäumenden Klebstoff (14), der eine Batteriezellenblock-Oberseite (8) bedeckt und zumindest einen oder mehrere, insbesondere mindestens zwei elektris
Nº publicación: DE102024116413A1 06/11/2025
Solicitante:
GM GLOBAL TECH OPERATIONS LLC [US]
GM Global Technology Operations LLC
Resumen de: DE102024116413A1
Eine Batterieanordnung definiert eine erste Achse, eine zu der ersten Achse rechtwinklige zweite Achse und eine zu der ersten und zweiten Achse rechtwinklige dritte Achse. Die Batterieanordnung umfasst ein Gehäuse mit einer Vielzahl von Platten und eine Vielzahl von Batteriezellen, die entlang der dritten Achse gestapelt im Gehäuse angeordnet sind. Mindestens eine der Platten des Gehäuses, die sich entlang der dritten Achse erstreckt, umfasst einen elastischen Abschnitt und übt eine Spannkraft auf die Vielzahl von Batteriezellen aus, um die Vielzahl von Batteriezellen zusammenzudrücken.
BOPI
Sede Electrónica
