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1532
resultados
Última actualización
18/03/2026 [07:26:00]
Resumen de: AT528618A1
Die Erfindung betrifft ein Testsystem, umfassend eine Testkammer (1), einen in der Testkammer (1) angeordneten Sensor (2), eine Steuerungseinheit, einen Stellmotor, einen mit der Testkammer (1) verbundenen Abluftkanal (3) und ein an einer Wand der Testkammer (1) angeordnetes Verschließelement (4), wobei das Verschließelement (4) in einem geschlossenen Zustand zumindest einen Teil der Wand bildet und in einem geöffneten Zustand eine Öffnung der Wand ausbildet, wobei die Steuerungseinheit dazu konfiguriert ist, ein Signal von dem Sensor (2) zu empfangen und den Stellmotor anzusteuern, wobei der Stellmotor dazu konfiguriert ist, das Verschließelement (4) vom geschlossenen Zustand in den geöffneten Zustand zu versetzen, wobei der Abluftkanal (3) einen Filter (5) und ein Abluftgebläse (6) aufweist und das Testsystem weiters eine Expansionskammer (7) umfasst, die an der der Testkammer (1) abgewandten Seite des Verschließelements (4) angeordnet ist und eine Öffnung zur Umgebung aufweist.
Resumen de: CH722058A2
L'invention se rapporte à un procédé de fabrication d'une électrode composite flexible comprenant: mélange d'un matériau actif, d'un composant conducteur électronique, d'un composant conducteur ionique et optionnellement d'un liant, obtenant ainsi un premier mélange ayant un extrait sec; et mise en forme dudit premier mélange, obtenant ainsi l'électrode composite flexible; dudit extrait sec comprenant entre 50% et 90% en poids dudit matériau actif, entre 5% et 10% en poids dudit composant conducteur électronique, entre 5% et 40% en poids dudit composant conducteur ionique, et entre 0% et 20% en poids dudit liant, par rapport au poids dudit extrait sec. L'invention concerne également une batterie tout-solide, le composant conducteur ionique comprenant notamment du PEO.
Resumen de: FR3166213A1
Procédé automatique d’estimation de la variation d’entropie d’une cellule d’une batterie Ce procédé comporte : - une phase (130) de calibration comportant : • une étape (132) de relevés, pour différents états de charge de la cellule, des valeurs de l’état de charge de la cellule, de la température interne de la cellule et de l’intensité du courant qui traverse la cellule et/ou de la tension entre les bornes de la cellule, et • la détermination (134), à partir des relevés réalisés, des coefficients βj d’un modèle polynomial qui relie une valeur ΔSk2 de la variation d’entropie à un instant k2 à une valeur SOCk2 de l’état de charge de la cellule à cet instant k2, et - lors d’une phase d’exploitation, l’estimation (116) de la valeur ΔSk2 de la variation d’entropie de la cellule à l’aide du modèle polynomial. Fig. 3
Resumen de: FR3166244A1
L’invention concerne un bac de batterie comportant une pluralité de modules comprenant des cellules électrochimiques, ledit bac de batterie comportant un carter comprenant au moins un canal de refroidissement (1), caractérisé en ce que ledit canal de refroidissement (1) comporte un ensemble de raccordement (2), ledit ensemble de raccordement (2) comportant une première connectique mâle (3) et une deuxième connectique mâle (4) positionnées sur ledit canal de refroidissement (1), ledit ensemble de raccordement (2) comportant un premier tuyau (5) et un deuxième tuyau (6), le premier tuyau (5) et le deuxième tuyau (6) étant aptes à se raccorder entre eux et/ou avec le canal de refroidissement (1). L’invention concerne également un véhicule automobile électrique ou hybride comportant un tel bac de batterie et un circuit de refroidissement. Figure 1
Resumen de: FR3166203A1
Dispositif de régulation thermique, notamment de refroidissement L’invention concerne un dispositif de régulation thermique, notamment de refroidissement, ce dispositif comportant une plaque supérieure et une plaque inférieure (3) assemblée avec la plaque supérieure pour former ensemble une pluralité de canaux (5) de circulation pour un fluide caloporteur, dispositif de régulation thermique dans lequel : au moins deux paires de canaux partagent un canal commun (15), et les deux ponts d’interconnexion (16) sont connectés à ce canal commun (15), en deux points de connexion qui sont distants l’un de l’autre par une distance non nulle dans le sens de la longueur du canal, ouau moins deux paires de canaux (15) sont formées par quatre canaux distincts, et les deux ponts d’interconnexion (16) sont alors séparés l’un de l’autre par l’espace entre les deux paires de canaux (15). Figure pour l’abrégé : Figure 2
Resumen de: FR3166202A1
Dispositif de régulation thermique, notamment de refroidissement L’invention concerne un dispositif de régulation thermique (1), notamment de refroidissement, pour composant électrique (100) susceptible de dégager de la chaleur, ce dispositif comportant une plaque supérieure (2), une plaque intermédiaire (3) et une plaque inférieure (4), la plaque intermédiaire (3) étant assemblée en étant intercalée entre la plaque supérieure (2) et la plaque inférieure (4), pour former ensemble une pluralité de canaux (5) de circulation pour un fluide caloporteur, les canaux (5) s’étendant entre une zone d’entrée de fluide et une zone de sortie de fluide, dispositif de régulation thermique dans lequel la plaque intermédiaire (3) comporte une pluralité de barreaux (10) qui présentent chacun un pourtour délimitant au moins partiellement au moins l’un des canaux (5), et deux barreaux (10) de part et d’autre du canal (5) étant reliés entre eux par au moins un pont de matière (20) qui s’étend de manière localisée en travers du canal (5) entre ces barreaux (10). Figure pour l’abrégé : Figure 1
Resumen de: WO2026054537A1
A method of preparing a raw material for a lithium iron phosphate positive electrode, according to one embodiment, comprises the steps of: extracting valuable metals from a metal oxide-based waste positive electrode material and preparing an extraction residue containing phosphorus as an impurity; adding, to the extraction residue, an iron-containing precipitating agent that forms a precipitate with phosphorus and recovering the precipitate; washing the recovered precipitate and then drying same; and calcining the dried precipitate.
Resumen de: WO2026051553A1
The present application discloses a cabinet (10), an energy storage apparatus (100), and an electrical device (200). The cabinet (10) comprises a base (11), a first limiting member (12), and a second limiting member (13). The base (11) is provided with an accommodating recess (111) extending in a first direction (x). The accommodating recess (111) is provided with a first end (111a) and a second end (111b) disposed opposite to each other in the first direction (x). The first limiting member (12) is disposed on the base (11) and is located at the second end (111b). The first limiting member (12) abuts an end of a heat dissipation module (20) facing the same direction as the second end (111b). A limiting portion (13a) of the second limiting member (13) is connected to the first limiting member (12). A side of the limiting portion (13a) abuts a side of the heat dissipation module (20) along a second direction (y). A guide portion (13b) extends obliquely from the limiting portion (13a) towards the first end (111a) in the first direction (x), and is arranged to gradually diverge from the side of the limiting portion (13a) abutting the heat dissipation module (20). The guide portion (13b) is used to provide installation guidance for the heat dissipation module (20) to move into the accommodating recess (111) from the first end (111a) towards the second end (111b) so as to abut one side of the limiting portion (13a).
Resumen de: WO2026051515A1
A battery electrode sheet heating control method and a system. The battery electrode sheet heating control method comprises: controlling a heating device to heat a battery electrode sheet in a heating region on the basis of a preset heating parameter; acquiring the thickness of the heated battery electrode sheet; and when the thickness of the heated battery electrode sheet does not meet a thickness requirement, adjusting the preset heating parameter on the basis of the thickness of the heated battery electrode sheet, so as to control the heating device to heat a following battery electrode sheet on the basis of the adjusted preset heating parameter. By means of the battery electrode sheet heating control method, the thickness of a battery electrode sheet in a heating process can be monitored online, and a preset heating parameter can be flexibly adjusted when it is determined that the thickness of the heated battery electrode sheet does not meet the thickness requirement, thereby correcting the thickness of the battery electrode sheet in a timely manner and improving the thickness uniformity of the heated battery electrode sheet.
Resumen de: WO2026051558A1
A battery cell, a battery device, and an electric device. The battery cell comprises a first cushioning assembly and at least one electrode assembly; each electrode assembly comprises a main body portion and a tab portion connected to at least one side of the main body portion in a first direction, the main body portion comprises a positive electrode portion containing a positive electrode active material, a negative electrode portion containing a negative electrode active material, and a solid electrolyte layer, the positive electrode portion, the solid electrolyte layer, and the negative electrode portion are stacked in the thickness direction of the battery cell, and the first direction is perpendicular to the thickness direction; and the first cushioning assembly is provided on at least one side of the at least one electrode assembly in the thickness direction, and a projection of the main body portion in the thickness direction is located within a projection of the first cushioning assembly in the thickness direction. The use reliability of the battery cell can be improved.
Resumen de: WO2026054493A1
An insulating composition according to an embodiment of the present invention comprises a solid portion at a content of 35 wt % or less with respect to the total weight thereof, wherein the solid portion comprises inorganic particles, a polymer material, and clay, the clay has positive and negative charges distributed in the particles and is included in an amount of 0.01 parts by weight to 10 parts by weight with respect to 100 parts by weight of the solid portion, and the polymer material comprises a functional group-containing polymer. The insulating composition exhibits low viscosity at high shear rates and high viscosity at low shear rates, thereby providing excellent coating processability. During formation of an insulating layer, sliding portions are minimized so that the insulation width can be formed narrowly, thereby preventing a problem in which the positive/negative electrode capacity ratio may be reversed due to sliding portions.
Resumen de: WO2026054524A1
The present invention relates to a sulfide-based solid electrolyte represented by chemical formula 1, a manufacturing method therefor, and an all-solid-state battery comprising same. Chemical formula 1 Li7-b-c-(a×d)MaPS6-b-cClbBrc In chemical formula 1, M is at least one selected from metals satisfying expression 1, a satisfies 0.01≤a≤0.5, b satisfies 0.2≤b≤1.5, c satisfies 0.2≤c≤1.5, d denotes d in an M cation (Md+) with valence d+, b and c satisfy 0.4≤b+c≤1.5, and a, b, c, and d satisfy 5<7-b-c-(a×d)<5.6. Expression 1 0.2<(rM/d)/(rLi)<0.7 In expression 1, rM indicates a hexacoordinate ionic radius (Shannon radius) of the cation Md+ with valence d+, d denotes d in an M cation (Md+) with valence d+, and rLi indicates a hexacoordinate ionic radius of Li+.
Resumen de: WO2026054497A1
According to one aspect of the present invention, an insulating composition comprises 35 wt % or less of solid content with respect to the total weight, and is characterized by the solid content comprising inorganic particles and a polymer material, having a viscosity of 4,000 mPa·s or greater at a shear rate 0.0251 s-1, and having a viscosity of 400 mPa·s or less at a shear rate 251 s-1. The insulating composition has a low viscosity at a high shear rate and a high viscosity at a low shear rate, thereby having excellent coating processability, and can form a narrow insulating width by minimizing a sliding part when forming an insulating layer, thereby preventing the problem that a positive/negative electrode capacity ratio that may occur due to the sliding part is reversed.
Resumen de: WO2026054437A1
The tension control system of a roll-to-roll facility related to the present embodiment may comprise: a load cell which comprises an unwinder provided to unwind a substrate, a rewinder provided to wind the substrate, and transfer rolls arranged between the unwinder and the rewinder to guide travelling of the substrate, and is provided to measure a vertical load of the travelling substrate; a friction coefficient measuring unit provided to measure a friction coefficient between the travelling substrate and the transfer rolls; a dancer roll which guides the travelling of the substrate and is provided to be movable in a direction perpendicular to the width direction of the substrate; and a tension controller provided to receive a measured value input from the load cell and a measured value input from the friction coefficient measuring unit to control operation of the dancer roll so as to control tension of the travelling substrate.
Resumen de: WO2026051096A1
Provided are an iron phosphate material and a preparation method therefor, a positive electrode material, a positive electrode sheet, and a secondary battery. The iron phosphate material is doped with titanium. At least part of the surface of primary particles of the iron phosphate material has a laminated structure. In a plurality of lamellas of the laminated structure, any two adjacent lamellas are respectively located on one side of each other. The preparation method comprises: providing a mixed solution comprising a ferrous salt, a titanium salt and a phosphate; mixing the mixed solution with a first alkali source to obtain a first slurry; adding an oxidant and a second alkali source to the first slurry to obtain a second slurry; performing a first solid-liquid separation treatment on the second slurry to obtain a filter cake; mixing the filter cake with a phosphoric acid solution, and aging the resulting mixture to obtain a third slurry; and performing a second solid-liquid separation treatment on the third slurry, then drying same, and performing a calcination treatment to obtain an iron phosphate material. Further provided are a positive electrode material comprising the iron phosphate material, a positive electrode sheet comprising a positive electrode active layer of the positive electrode material, and a secondary battery comprising the positive electrode sheet.
Resumen de: WO2026054184A1
The disclosed battery transfer robot comprises: a pusher module in which a battery support is installed, which withdraws a battery from a battery storage box and places the battery on the battery support, and which inputs the battery into a freezing box; an X-axis driving module for moving the battery support in the longitudinal direction of the battery storage box or in the width direction of the freezing box; a Y-axis driving module for moving the battery support in the width direction of the battery storage box or in the longitudinal direction of the freezing box; an R-axis driving module for rotating the battery support in the direction of the battery storage box or the freezing box; and a Z-axis driving module for elevating the battery support, wherein the pusher module includes: a push rod member slidably connected to an upper portion of the battery support and pushing the battery disposed on the battery support to input the battery into the freezing box; and a pusher-axis LM guide connected to the push rod member and driven by a servomotor.
Resumen de: WO2026053768A1
Provided is an inter-cell structure which is suitable for maintaining a buffer function for relaxing stress from a lithium ion battery cell with high durability while achieving a size that is suited to the cell. Provided is an inter-cell structure for use in a battery module or a battery pack including a plurality of arrayed lithium ion battery cells, the inter-cell structure being disposed between adjacent cells among the plurality of cells. The inter-cell structure has: a bag body that defines a sealed space; and a fluid such as a gas and a porous sheet in the sealed space. The bag body is formed of a laminated film including a metal layer and a resin layer, and has a sealing end part in which the innermost layers of first and second film parts of the laminated film are joined to each other so as to seal the sealed space. The porous sheet is positioned at a distance from the sealing end part of the bag body. The bag body has, between the sealing end part and the porous sheet, a folded part in which the first and second film parts overlap with each other and are folded with the first film part being on the inner side.
Resumen de: WO2026053782A1
The present disclosure provides a solid-state battery suitable for improving volume energy density and suitable for large-current discharge applications. A solid-state battery (100) according to the present disclosure comprises: a ceramic package (10) that includes a package body (20) and a lid body (30); a battery element (40) that includes a first electrode (41), a solid electrolyte layer (43), and a second electrode (42), and is accommodated in the ceramic package (10) such that the first electrode (41), the solid electrolyte layer (43), and the second electrode (42) are arranged in the stated order from the lid-body (30) side toward the inner bottom surface (20b) of the package body (20); and a current collection member (60) that includes a locking part (60k) locked to the package body (20), is disposed along a side surface (41p) of the first electrode (41) so as to surround the first electrode (41), and is electrically connected to the first electrode (41).
Resumen de: WO2026053734A1
In this data processing method, a processor executes processing including: acquiring a parameter relating to the state of a storage battery; and calculating a feature amount affecting the lifetime of the storage battery on the basis of specific processing using the parameter.
Resumen de: WO2026053833A1
The present invention improves charge/discharge characteristics. This secondary battery comprises a positive electrode, a negative electrode, and an electrolyte solution. The positive electrode is provided with a positive electrode current collector containing aluminum. The electrolyte solution contains an electrolyte and a solvent. The electrolyte contains a bis(fluorosulfonyl) imide salt. The surface of the positive electrode current collector contains sulfur. A photoelectron spectrum obtained by X-ray photoelectron spectroscopy of the surface of the positive electrode current collector has a first signal having a peak in a range of 164.1-164.5 eV, and a second signal having a peak in a range of 168.9-169.3 eV. The ratio of the sum of the signal intensities of the first signal and the second signal to the total signal intensity of the S2p spectrum is 0.97 or less.
Resumen de: WO2026051280A1
A cell balancing method, apparatus and device, a readable storage medium and a program product. The method comprises: determining whether a voltage difference between a cell in a battery pack that has the highest current voltage and the remaining cells meets a balancing enabling condition; if the voltage difference meets the balancing enabling condition, entering a first balancing stage, wherein in the first balancing stage, the cell which has the highest current voltage is used to charge, by using a first current, a cell which has the lowest current voltage; and after the first balancing stage is entered, if the voltage difference does not meet the balancing enabling condition, entering a second balancing stage, wherein in the second balancing stage, the cell which has the highest current voltage is used to charge, by using a second current, the cell which is charged by means of the first current in the first balancing stage, and the second current is less than the first current. In the solution disclosed in the present application, the cell which is charged by means of the first current is charged by using a small current, so as to compensate for capacity loss caused by self-discharging of the cell, and reduce the depth of charging and discharging and heat generation of the cell; thus, falsely high capacity and voltage of the cell are avoided, such that the cell can maintain a good state of health.
Resumen de: WO2026051266A1
The present application provides a nitrogen-containing branched polymer, an anion exchange resin, an anion exchange membrane, and an electrochemical device. The nitrogen-containing branched polymer comprises a nitrogen-containing heterocyclic ring, a branched structure and an aryl, wherein the number of branching points of each branched structure is not less than 3, and the aryl is linked with the branching points of the branched structure by means of the nitrogen-containing heterocyclic ring. The molar ratio of the aryl to the branched structure in the nitrogen-containing branched polymer is A:B = 80-99:1-20. The nitrogen-containing branched polymer satisfies: PDI≤2.6, and has a weight-average molecular weight of 40,000 g/mol to 50,000 g/mol.
Resumen de: WO2026051628A1
A secondary battery and an electronic apparatus. The secondary battery comprises: a positive electrode, a negative electrode, and an electrolyte, wherein the positive electrode comprises a positive electrode current collector, and an insulating layer and a positive electrode material layer which are provided on the positive electrode current collector; and the insulating layer comprises boehmite, the positive electrode material layer comprises lithium iron phosphate and lithium manganate, and the electrolyte comprises lithium difluorophosphate. The present application not only improves the floating charge safety of secondary batteries, but also reduces the rate of particle fragmentation.
Resumen de: WO2026054218A1
The present invention relates to an electric vehicle fire extinguishment system wherein, to overcome a fatal problem in which fire extinguishing is impossible, a direct setting action is performed inside a battery pack of an electric vehicle, and initial fire extinguishment is carried out simultaneously with battery combustion, and the combustion reaction between a battery and oxygen is completely blocked to actively prevent the spread of fire, thereby ensuring life safety and minimizing secondary property damage. More specifically, the present invention relates to an electric vehicle fire extinguishment system that detects an increase in temperature of multiple batteries disposed inside an electric vehicle battery pack, determines whether a fire has occurred on the basis of the detected temperature, generates a fire occurrence signal, ejects compressed carbon dioxide into the battery pack to block the combustion reaction between oxygen and the batteries, thereby extinguishing the fire, determines whether the fire has been extinguished through temperature detection after the carbon dioxide ejection, and when it is determined that fire extinguishment is impossible, injects a foam containing a fire-extinguishing agent dedicated to the electric vehicle from the outside of the battery pack into the battery pack to block the reaction between oxygen and the batteries.
Nº publicación: WO2026054174A1 12/03/2026
Solicitante:
LG ENERGY SOLUTION LTD [KR]
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Resumen de: WO2026054174A1
The present invention provides a cost-effective electrode tab inspection apparatus for quickly and accurately determining whether a stacked electrode tab is defective, and an electrode tab inspection method using same, the electrode tab inspection apparatus comprising: an imaging unit that images the electrode tab through transmission; an edge setting unit that sets edges for portions where color or brightness changes in an imaging result of the imaging unit; and a classification unit that classifies the edges set by the edge setting unit into edges related to stability and edges unrelated to stability.
BOPI
Sede Electrónica
