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1230
resultados
Última actualización
28/08/2025 [07:37:00]
Resultados 650 a 675 de 1230
Resumen de: EP4604245A1
The present disclosure relates to a halide solid electrolyte that exhibits a more improved ionic conductivity, excellent stability and flexibility, and the like, a method for producing the same, and a secondary battery comprising the same. The halide solid electrolyte may be represented by the Formula: Li<sub>(6-4a+b)</sub>M<sub>a</sub>X<sub>6-b</sub>S<sub>b</sub>.
Resumen de: EP4604350A1
A battery swapping station according to an embodiment disclosed herein includes N slots into each of which a battery pack is insertable, an electrode plate electrically connected to a battery pack inserted into each of M slots being less than N, and a power supply configured to charge a battery pack provided in each of the M slots through the electrode plate, in which center point of each of the N slots, when viewed in a first direction, is spaced apart from a first point at equal intervals, the electrode plate is rotatable in the first direction as an axis, and the electrode plate is electrically connected to the battery pack inserted into each of the M slots among the N slots due to the rotation.
Resumen de: EP4604304A1
The present invention relates to a battery module in which terminals of two secondary batteries are directly coupled by welding, and which thus does not require a separate component for electrical connection and can reduce electrical contact resistance. Disclosed as an embodiment of the present invention is a battery module comprising a first secondary battery and a second secondary battery having the same structure as the first secondary battery, the first secondary battery comprising: an electrode assembly having a first electrode tab and a second electrode tab respectively exposed on both sides thereof; a case accommodating the electrode assembly and having two open sides; a first cap plate sealing one open side of the case; a first terminal electrically connected to the first electrode tab and exposed to the outside of the first cap plate; a second cap plate sealing the other open side of the case; and a second terminal electrically connected to the second electrode tab and exposed to the outside of the second cap plate, wherein a first protrusion portion protruding outwardly from the first terminal of the first secondary battery is coupled to and connected in series, by welding, with a second recessed portion recessed into the second terminal of the second secondary battery.
Resumen de: EP4604288A1
This all-solid-state battery is provided with a solid electrolyte and a resin film for all-solid-state batteries, the resin film being disposed so as to be in contact with at least a part of the solid electrolyte; and the resin film for all-solid-state batteries contains at least one of a water absorbent and a gas absorbent.
Resumen de: EP4604281A1
This resin film for a power storage device is constituted of two or more layers, and said two or more layers comprise: at least one layer of a layer A having a content of a water absorbent of at least 5 mass%; and at least one layer of a layer B having a content of water absorbent of less than 5 mass%.
Resumen de: EP4604282A1
This power storage device comprises an electrode body, an electrode terminal connected to the electrode body, and an exterior body that seals the electrode body. The exterior body is configured from a film-like exterior member and includes a first sealing portion joined to the exterior member in a state where the exterior member envelops the electrode body. The exterior member includes a barrier layer. The power storage device has a resin film for a power storage device disposed at least partially inwards of the barrier layer. The resin film for a power storage device includes at least one among a water absorbent and a gas absorbent.
Resumen de: EP4604189A1
According to exemplary embodiments, a fluid spraying device for drying electrode sheets is provided. The fluid spraying device for drying electrode sheets includes: a fluid storage tank; a plurality of flow paths in fluid communication with the fluid storage tank; a first side nozzle coupled to one of the plurality of flow paths; a second side nozzle coupled to one of the plurality of flow paths; at least one center nozzle coupled to one of the plurality of flow paths, wherein the first and second side nozzles and the center nozzle are configured to be movable in a first direction perpendicular to the machine direction (MD) of the electrode sheet.
Resumen de: EP4604299A1
The present application provides a separator, comprising: a first base membrane and a second base membrane. The melting point of the second base membrane is less than that of the first base membrane; the transverse elongation at break of the second base membrane is greater than the longitudinal elongation at break of the second base membrane, and the longitudinal elongation at break of the second base membrane is less than 100%. According to the separator provided in the present application, the nail piercing performance of the separator can be effectively improved, and metal dendrites are prevented from penetrating the separator to cause a short circuit, thereby improving the reliability of the secondary battery.
Resumen de: EP4604267A1
The present application discloses a heat exchange assembly, a battery and an electrical device. The heat exchange assembly includes a current collecting piece and a plurality of heat exchange pieces. The heat exchange piece is constructed with a first flow channel and a first joint portion communicating with the first flow channel. The current collecting piece is constructed with a second flow channel and a plurality of second joint portions. The plurality of second joint portions each communicate with the second flow channel and are configured to be connected to the first joint portions of the plurality of heat exchange pieces respectively, such that the second flow channel of the current collecting piece communicates with the first flow channels of the plurality of heat exchange pieces. When the heat exchange assembly and battery units form a group, the assembly procedure is simple, and the assembly and fabrication efficiency is high.
Resumen de: EP4603547A1
A conductive composition including (a) a carbon nanotube, (b) a soluble conductive polymer, and (c) a solvent, wherein the soluble conductive polymer is (i) or (ii) below.(i) a complex in which a conductive polymer is doped with a sulfonic acid compound with hydrophobicity(ii) a conductive polymer having a sulfonic acid group-containing side chain
Resumen de: EP4604221A1
Provided is a surface-treated metal sheet for batteries, comprising a metal base material, a nickel layer formed on at least one side of the metal base material, and a tin layer formed as an overlay on the nickel layer, wherein with respect to the tin layer, at least one of the result of Formula (1) below and that of Formula (2) below exceeds 1: N220/N200>1N220/N400>2 where in Formulae (1) and (2), N(220) represents an index of crystal orientation in a (220) plane in the tin layer, in Formula (1), N(200) represents an index of crystal orientation in a (200) plane in the tin layer, and in Formula (2), N(400) represents an index of crystal orientation in a (400) plane in the tin layer.
Resumen de: EP4604220A1
There is provided a technique for improving output characteristics of a lithium secondary battery while reducing the weight of the lithium secondary battery. The lithium secondary battery includes (a) a first laminate including a first electrode including a first current collector composed of a first insulating layer sandwiched by a pair of first conductive layers, wherein the first current collector has a first end part; (b) an intermediate laminate including an electrode having a polarity different from a polarity of the first electrode and a separator; (c) a second laminate that is configured to be disposed to be spaced apart from the first laminate in the lamination direction by interposing the intermediate laminate, wherein the second laminate includes a second electrode including a second current collector composed of a second insulating layer sandwiched by a pair of second conductive layers and having the same polarity as the polarity of the first electrode, and the second current collector has a second end part; and (d) an electrode tab that is configured to constitute a joining region with at least the first end part and the second end part and is electrically connected to the first laminate and the second laminate, wherein the first insulating layer and the second insulating layer include a resin having a glass transition temperature of 60°C or lower.
Resumen de: PL447778A1
Przedmiotem zgłoszenia jest sposób wytwarzania pasty elektrodowej do ogniwa litowo-jonowego, który charakteryzuje się tym, że pasta elektrodowa zawiera dwa składniki stałe, tj. materiał aktywny w ilości powyżej 80% — 98% wag., korzystnie 95,0% - 97,5% wag. oraz spoiwo przewodzące PEDOT:PSS w ilości 2% — 20% wag., korzystnie 2,5% — 5,0% wag., przy czym spoiwo przeprowadza się na wstępnym etapie w postać zawiesiny w bezwodnym polarnym rozpuszczalniku organicznym, korzystnie aprotycznym, najkorzystniej w dimetylkosulfotlenku (DMSO), o zawartości polimeru 1% — 5% wag., korzystnie 2,5% wag., poprzez mieszanie mechaniczne przez 1 — 48 godzin, korzystnie 48 godzin, korzystnie z prędkością mieszanie nie mniejszą niż 400 obr./min, korzystnie nie mniejszą niż 1000 obr./min, korzystnie z wykorzystaniem ultrasonifikacji za pomocą głowicy ultradźwiękowej o mocy 10 — 500 W, korzystnie 150 W przez 0,1 — 2 min/ml pasty elektrodowej, korzystnie 0,5 min/ml pasty elektrodowej, a tak otrzymaną zawiesinę miesza się z materiałem aktywnym w pożądanej proporcji i poddaje się 2 — 5 godzinnej, korzystnie 4 godzinnej, homogenizacji mechanicznej z prędkością mieszania 200 — 500 obr./min, korzystnie 400 obr./min, a tak otrzymana homogenna pasta elektrodowa jest gotowa do użycia. Zgłoszenie obejmuje też sposób wytwarzania elektrod do ogniwa litowo-jonowego, który charakteryzuje się tym, że stosuje masę elektrodową opisaną powyżej, którą n
Resumen de: AT527967A1
Die vorliegende Erfindung betrifft ein Bordsystem (100) und ein Verfahren zur Bewertung eines Alterungszustands (SOH) einer Hochspannungsbatterie (30) mit mehreren Batteriezellen (31). Funktionale Module des Bordsystems und Verfahrensschritte betreffen: ein Einstellen (11, S11) eines Entladeimpulses über einen Messwiderstand (22) und einen Halbleiterschalter (21); ein Messen (12, S12) von Zellspannungen einzelner Batteriezellen (31) in einer vorstimmten Frequenz; ein Bestimmen (13, S13) von Spannungsdifferenzen zwischen minimalen Zellspannungen und maximalen Zellspannungen; ein Bestimmen (14, S14) eines Innenwiderstands der Hochspannungsbatterie (30), und ein Bestimmen (15, S15) eines SOH basierend auf einem Kennfeld.
Resumen de: FR3159257A1
ELEMENT ELECTROCHIMIQUE A ELECTROLYTE SOLIDE La présente invention concerne un élément électrochimique à électrolyte solide à distribution granulométrique bimodale comprenant des particules de taille dont la granulométrie est répartie selon deux distributions distinctes. Figure pour l'abrégé : aucune
Resumen de: FR3159258A1
Matériaux d’électrolytes polymères solides comprenant une matrice de caoutchouc thermoplastique anionique La présente invention concerne un matériau d’électrolyte polymère solide comprenant un sel de métal alcalin et une matrice de caoutchouc thermoplastique, dans lequel la matrice de caoutchouc thermoplastique comprend un mélange d'au moins une phase élastomère réticulée et d'au moins une phase polymère thermoplastique, ladite phase élastomère réticulée comprenant des chaînes de polymère élastomère portant un ou des groupements anioniques. Figure pour l'abrégé : Néant
Resumen de: FR3159114A1
L’invention concerne un véhicule automobile (2000) électrique ou hybride, comportant une batterie (100) alimentée par un chargeur embarqué (20) pour alimenter une machine électrique (30), comportant un circuit de régulation thermique (1000) convoyant un fluide caloporteur et comportant un circuit refroidisseur (200) intégrant la batterie (100) et coopérant avec un circuit condenseur (300), un circuit chargeur (400) comportant le chargeur embarqué (20) et la machine électrique (30) et coopérant avec un circuit radiateur (600) et avec le circuit condenseur (300), et un module de jonction (500) coopérant avec le circuit refroidisseur (200), le circuit chargeur (400) et le circuit radiateur (600), et comportant une première pompe de circulation (1) régulant le débit dans le circuit refroidisseur (200), et une deuxième pompe de circulation (2) régulant le débit dans le circuit chargeur (400). Figure de l’abrégé : Fig.3
Resumen de: WO2025169629A1
A power storage module manufacturing method according to the present invention includes: a first step (S3) for adjusting the position of a module body with respect to a first guide so that the position of an opening portion in the module body matches a reference position member provided on a position adjustment device; and a second step (S4) for positioning, after the first step (S3), the module body on a second guide within a chamber by using a manufacturing device including the second guide. The manufacturing device has a sealing device for providing a sealing member in the opening portion. A positional relationship between the second guide and the sealing device is the same as a positional relationship of the reference position member with respect to the first guide.
Resumen de: WO2025169559A1
Provided is a heat transfer suppression sheet having desired strength and heat insulation properties and capable of flexibly adapting to various designs such as size and heat insulation properties. A heat transfer suppression sheet (50) is formed by coupling a plurality of pieces of heat insulation material (10) containing inorganic particles. The heat insulation material (10) has a pair of main surfaces (10a, 10b), and a connection surface (10c) that connects the pair of main surfaces (10a, 10b). The connection surfaces (10c) of the plurality of pieces of heat insulation material (10) are disposed facing each other, and a coupling surface (61) for coupling the pieces of heat insulation material (10) together is formed. In a cross-sectional view orthogonal to the pair of main surfaces (10a, 10b) and parallel to a direction in which the pieces of the heat insulation material (10) are adjacent to each other, the length of the coupling surface (61) is longer than the thickness of the heat insulation material (10) in a region in which the coupling surface (61) is formed.
Resumen de: WO2025169556A1
This non-aqueous electrolyte secondary battery (1) includes: a positive electrode (10) that includes a lithium manganese oxide (LMO) as a positive electrode active material; a negative electrode (20) that includes lithium (Li) and SiOX (0 ≤ X < 2) as a negative electrode active material; and an electrolyte (50) that includes an organic solvent and a supporting salt. The capacity balance {negative electrode capacity (mAh)/positive electrode capacity (mAh)}, expressed on the basis of the capacity of the negative electrode and the capacity of the positive electrode, is in the range 1.56-2.51. The molar ratio (Li/SiOX) of the lithium (Li) and the SiOX (0 ≤ X < 2) of the negative electrode active material is in the range 3.8-4.9. The molar ratio (Li/LMO) of the lithium (Li) and the lithium manganese oxide (LMO) is 8.0 or less.
Resumen de: WO2025169722A1
In order to diagnose the degree of deterioration of a secondary battery (2), a device (1) comprising a sensor unit (11) including a voltage sensor (15), and a control device (10) having a mathematical model storage unit, a history data storage unit, and a computation function, is electrically connected to the secondary battery (2). Numerical data reflecting a measurement value of internal resistance is stored in the history data storage unit in association with the time axis. A mathematical model, which is defined so as to derive a parameter having a value that varies according to the numerical data at each of a plurality of time points in a predetermined period on the time axis, and the length of said period, is saved in the mathematical model storage unit. The control device (10) derives the parameter by computation in which numerical data accumulated within a period from a specific time point in the past to the most recent time point is applied to the mathematical model, and estimates the degree of deterioration of the secondary battery (2) on the basis of the parameter.
Resumen de: WO2024208513A1
The invention relates to a control device (1) for determining a measure for an ageing state of at least one battery cell (2) of a battery (3) for a motor vehicle (10). The control device (1) is designed to determine and collect (S1) entropy curves of a pseudo-entropy or of a pseudo-entropy change of the at least one battery cell (2) depending on a charging state of the at least one battery cell (2) in a plurality of ageing states, wherein the pseudo-entropy is a variable which comprises a ratio of a voltage change to a temperature change of the at least one battery cell and/or comprises a gradient of a voltage curve of the at least one battery cell depending on a temperature of the at least one battery cell. The control device (1) is designed to evaluate (S2) the collected entropy curves for detecting a relationship between differences in the entropy curves depending on the plurality of ageing states, and to determine (S3) the measure for the ageing state based on the detected relationship.
Resumen de: KR20250123054A
본 발명은 양극 활물질의 재생방법 및 이로부터 제조된 재생 양극 활물질에 관한 것으로, 보다 상세하게는 (a) 양극 활물질, 도전재, 바인더 및 용매를 포함하는 폐 양극 조성물을 열처리하여 용매를 제거하는 단계; (b) 용매를 제거한 폐 양극 조성물을 분말화하는 단계; (c) 분말화한 폐 양극 조성물을 300 내지 650 ℃에서 열처리하여 바인더와 도전재를 제거하고 양극 활물질을 회수하는 단계; (d) 회수한 양극 활물질에 리튬 전구체를 첨가하고 400 내지 1000 ℃에서 어닐링하는 단계; 및 (e) 어닐링한 양극 활물질을 세척액으로 세척하는 단계;를 포함하는 것을 특징으로 하는 양극 활물질의 재생 방법 및 이로부터 제조된 재생 양극 활물질에 관한 것이다. 본 발명에 따르면, 양극 활물질, 도전재, 바인더 및 용매를 포함하는 폐 양극 조성물을 저온 열처리하여 용매를 제거하고 분말화한 후 열처리함으로써 바인더와 도전재가 깨끗이 제거되어 프레쉬(fresh) 양극 활물질의 구조로 원상 복구되며, 열적 안정성이 우수하고, 리튬 잔류량이 감소하며, 이차 전지의 초기 용량 및 수명 특성이 뛰어난 양극 활물질의 재생 방법 및 이로부터 제조된 재생 양극 활물질을 제공하는 효과가 있다.
Resumen de: US2025253416A1
A rechargeable battery pack includes a holder with an accommodation space therein, a plurality of unit battery cells in the accommodation space, a connection tab electrically connecting the plurality of unit battery cells at an upper part of the holder, a busbar including a connector electrically connected to the connection tab and extending to the upper part of the holder, a BMS circuit electrically connected to the connector, and a support between the connector and the BMS circuit, and supporting the BMS circuit on an upper surface of the holder.
Nº publicación: KR20250122938A 14/08/2025
Solicitante:
주식회사엘지에너지솔루션
Resumen de: WO2025170261A1
The present invention relates to a battery module comprising: a cell assembly including a plurality of battery cells; a module case configured to accommodate the cell assembly; a thermally conductive adhesive disposed between the cell assembly and the module case to secure the cell assembly; and an overflow prevention member provided between the cell assembly and the module case to form a space in which the thermally conductive adhesive can be accommodated.
BOPI
Sede Electrónica
