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1724
resultados
Última actualización
24/03/2026 [07:20:00]
Resultados 1375 a 1400 de 1724
Resumen de: EP4708427A1
The present invention provides a lead tab comprising: a metal substrate including aluminum; and a metal layer disposed on both sides of the metal substrate; wherein the metal layer comprises 70 to 99.9 wt% of chromium and wherein the lead tab has a laser welding strength of 40 kgf/mm<sup>2</sup> or more.
Resumen de: EP4708377A1
Disclosed are positive electrodes and all-solid-state batteries including the positive electrodes. A positive electrode includes a positive electrode current collector, a positive electrode active material layer on the positive electrode current collector, and a porous film in the positive electrode active material layer. The positive electrode active material layer includes positive electrode active material particles and solid electrolyte particles. The positive electrode active material layer has a first section and a second section that are distinct across the porous film. The first section is between the positive electrode current collector and the porous film. An average particle diameter of the solid electrolyte particles in the first section is different from an average particle diameter of the solid electrolyte particles in the second section.
Resumen de: EP4708448A1
Disclosed is a battery module, and a battery pack and a vehicle including the same. The battery module includes a battery cell stack in which a plurality of battery cells are stacked; a case in which the battery cell stack is accommodated; and a cooling member disposed between the plurality of battery cells, wherein the battery cells include a first battery cell having electrode leads respectively formed at both sides thereof, and a second battery cell having both electrode leads formed at one side thereof.
Resumen de: EP4708474A1
A battery cell includes a cell case including a sidewall forming an accommodation space and an upper plate having a through-hole, an electrode assembly disposed in the accommodation space of the cell case, a first current collector electrically connected to a first electrode tab of the electrode assembly, an electrode terminal electrically connected to the first current collector through the through-hole, and a gasket disposed between the electrode terminal and the upper plate and having electrical insulation properties, wherein the upper plate includes a flange portion formed along an edge of the through-hole, and the flange portion extends toward the inside of the cell case and includes an inclined surface extending from the upper plate.
Resumen de: EP4708541A2
An electrode assembly manufacturing apparatus includes a stack table, a separator supply unit, first and second electrode supply units, and a side sealing device. A stack of a first electrode, a second electrode, and a separator between the first and the second electrode are stackable on the stack table. The separator supply unit is configured for supplying the separator to the stack table. The first electrode supply unit is configured for stacking the first electrode on a section of the separator on the stack table. The second electrode supply unit stacks the second electrode on a further section of the separator on the first electrode. A side sealing device heats at least one side surface of the stack.
Resumen de: EP4706374A2
The present invention discloses a shredding device. The shredding device according to one or more embodiments of the present invention comprises: a shredding body for shredding materials; a frame for supporting the shredding body; and a power supply device that provides electric power to the shredding body. The shredding body comprises a housing, and the housing is provided with a power supply chamber for accommodating at least part of the power supply device. The shredding device according to the present invention features a compact structure, and is easy and safe to operate.
Resumen de: EP4708594A1
Embodiments of the present disclosure provide an energy storage apparatus, which comprises a cabinet body, a heat dissipation device and an energy storage member. A mounting space is provided inside the cabinet body, and an air inlet and an air outlet are provided on the outer surface of the cabinet body. The air inlet is located on one side of the cabinet body along a first direction, the air outlet is located on one side of the cabinet body along a second direction, and the first direction intersects with the second direction. The heat dissipation device is provided in the mounting space, and the heat dissipation device enables airflow to flow from the air inlet to the air outlet. The heat dissipation device is provided above the energy storage member, and in the projection plane perpendicular to the vertical direction, at least part of the projection of the heat dissipation device along the vertical direction is located within the projection range of the energy storage member along the vertical direction.
Resumen de: EP4708410A1
Problem To provide a technique capable of preventing an increase in fuel gas concentration at a place where an ignition source is present even if fuel gas leaks in a fuel cell system, a technique capable of easily optimizing a heat balance in the fuel cell system, or a technique capable of appropriately performing ventilation in the fuel cell system.Solution An exemplary fuel cell system includes a housing having a fuel cell room including a fuel cell module, and an electrical equipment room that is partitioned from the fuel cell room and that includes a plurality of electrical devices. The housing includes a fuel cell room ventilation route that ventilates the fuel cell room and a plurality of electrical equipment room ventilation routes that ventilate the electrical equipment room. Furthermore, the housing has a ventilation route that ventilates the inside, an inlet of the ventilation route is provided on a side surface of the housing, and an outlet of the ventilation route is provided on an upper surface of the housing.
Resumen de: EP4708487A2
A pouch type secondary battery includes an electrode assembly including an electrode tab, a pouch that accommodates the electrode assembly and includes a joint portion formed open at a location corresponding to the electrode tab, and a cap assembly including a metal current collector and a cap plate to which the metal current collector is coupled, and in this case, the pouch includes the joint portion joined to the cap plate while the electrode tab is connected to the metal current collector, and the pouch type secondary battery improves stability through a structure in which an electrode tab is connected to a cap assembly and a joint portion of a pouch is joined to the cap assembly.
Resumen de: EP4708466A1
A prismatic type secondary battery includes an electrode assembly including an electrode tab, a pouch that accommodates the electrode assembly and includes a joint portion formed open at a location corresponding to the electrode tab, a prismatic can having one side open to accommodate the pouch, and a cap assembly including a metal current collector and inserted into the open side of the prismatic can, and in this case, the pouch includes the joint portion joined to the cap assembly while the electrode tab is connected to the metal current collector, and the prismatic type secondary battery improves the efficiency of an electrolyte injection process through a sealing structure in which a pouch accommodating an electrode assembly is inserted into a prismatic can and a joint portion of the pouch is joined to a cap assembly.
Resumen de: EP4708516A2
A battery rack according to an embodiment of the present disclosure includes a plurality of battery modules, each including at least one battery cell, wherein each battery module has at least one venting hole; a rack case accommodating the plurality of battery modules; and a plurality of support brackets disposed in the rack case such that each support bracket supports each battery module and is in communication with the at least one venting hole.
Resumen de: EP4708622A2
An operation method of a battery (2), the method comprising:selecting one of a plurality of SOC ranges (X) shifted from each other as an operation SOC range, and operating the battery (2) in an SOC range (X) selected as the operation SOC range; andsequentially switching an SOC range (X) to be selected as the operation SOC range between the plurality of SOC ranges (X),wherein the switching includes switching an SOC range (X) to be the operation SOC range in response to a prescribed period (Tref) or more having elapsed from a time of starting an operation in an SOC range (X) selected as the operation SOC range, or in response to an integrated value (P) of an amount of electric power input to and output from the battery (2) from a time of starting an operation in an SOC range (X) selected as the operation SOC range being a prescribed amount (Pref) of electric power or more, and wherein the SOC range selected as the operation SOC range is different before and after the switching.
Resumen de: EP4708462A2
The present disclosure relates to materials and systems to manage thermal runaway issues in battery modules. In exemplary embodiments, a battery module includes battery cells separated by spacer elements. To mitigate thermal runaway issues, spacer elements may be extended to the interior surface of the enclosure. A seal is formed between the spacer elements and the interior wall to form a thermal barrier between adjacent battery cells.
Resumen de: EP4708522A2
A battery module according to one embodiment of the present disclosure includes first and second cell block assemblies that include a battery cell stack and are arranged along a direction perpendicular to the stacking direction of the battery cell stack; a module frame that houses the first and second cell block assemblies and is opened in a front and rear direction; and a cooling plate arranged below the bottom portion of the module frame, wherein a flow path through which refrigerant flows is formed in the cooling plate, and the flow path is formed in a direction parallel to the arrangement direction of the first and second cell block assemblies.
Resumen de: EP4708452A1
The present disclosure relates to a battery cell replacement detection apparatus and method, and is directed to presenting a mechanism that permanently prevents a battery pack from being used by determining, through cell data retained by a battery management system (BMS) after the battery pack wakes up, that a battery cell has been replaced. To this end, the present disclosure provides a configuration that obtains the cell data related to charging of the battery from the BMS, and determines whether the battery cell has been replaced by comparing the cell data with data stored in a memory.
Resumen de: EP4708378A1
An anode material for a secondary battery, an anode for a secondary battery and a secondary battery are provided. The anode material for the secondary battery includes a plurality of oxide particles and a protection layer. The protection layer covers the plurality of oxide particles, and the material of the protection layer includes carbon.
Resumen de: EP4708380A1
The present invention relates to a negative electrode active material for a rechargeable lithium battery and a rechargeable lithium battery including the same, and the negative electrode active material for a rechargeable lithium battery includes graphite including secondary particles in which primary particles are assembled; and amorphous carbon present inside the secondary particles, wherein a ratio of the average particle diameter D50 of the amorphous carbon to the average particle diameter D50 of the primary particles is 0.1 to 0.5.
Resumen de: EP4708451A1
A secondary battery temperature evaluation apparatus, including a case having an opening in at least one end of the case, an electrode assembly being accommodated in the case, a temperature detector attached to the electrode assembly accommodated in the case, the temperature detector detecting a temperature and outputting a temperature detection signal, and a wire connected to the temperature detector, the wire being exposed after passing from inside to outside of the case and through which the temperature detection signal is transmitted outside of the case.
Resumen de: EP4708306A2
A system, device, method, and program for acquiring feature data for material composition information based on artificial intelligence are disclosed. The system may include a memory configured to store a first artificial intelligence (AI) model configured to output first feature data for composition information of a material and a second AI model configured to output second feature data for structure information of the material; and a processor configured to learn the first AI model and the second AI model. The processor may be configured to learn the first AI model based on the second feature data for the structure information of the material output by the second AI model, and/or to learn the second AI model based on the first feature data for the composition information of the material output by the first AI model.
Resumen de: EP4708547A2
The claimed invention relates to an energy storage device comprising: an electrode body; and an outer packaging that seals the electrode body, wherein the outer packaging is constituted by a film-like outer packaging member, the outer packaging includes a first sealing portion that is sealed by joining surfaces that face each other in a state in which the outer packaging member is wrapped around the electrode body, a base portion of the first sealing portion is formed at a boundary between a first surface and a second surface of the outer packaging, the first surface has a larger area than the second surface, and the first sealing portion does not overlap the first surface in a plan view, the outer packaging further comprising a lid body, and wherein the lid body: (A) is a metal molded article; (B) is a resin molded article; (C) has a plate shape; (D) is a member that is divided into a first portion and a second portion, and wherein a hole is configured to pass through the lid body; or (E) is a tray-shaped member having a bottom and a rectangular shape in a plan view.
Resumen de: EP4708460A2
The present disclosure relates to materials and systems to manage thermal runaway issues in energy storage systems. Exemplary embodiments include a thermal barrier material that includes multiple layers. The multilayer thermal barrier material includes at least one insulation layer, at least one compressible pad, and optional one or more layers that have favorable heat-dissipating properties, have favorable fire, flame and/or abrasion-resistance properties, have favorable performance for use as thermal barriers. The present disclosure further relates to a battery module or pack with one or more battery cells and the multilayer thermal barrier material placed in thermal communication with the battery cell
Resumen de: EP4708382A2
Provided is an anode material and a battery. The anode material includes a carbon matrix and an active substance, and at least a portion of the active substance is distributed in the carbon matrix; and surface cleanliness of the anode material is γ, and γ≥60%. The anode material and the battery provided in the present disclosure can alleviate cyclic attenuation of the anode material, reduce side reactions between the anode material and an electrolyte solution, and reduce a gas production phenomenon of the anode material, thereby comprehensively improving the capacity, expansion performance, and cycling performance of the anode material.
Resumen de: EP4708458A1
The present invention relates to a battery cell and a battery module comprising the same, and relates, particularly, to a direct water-cooling battery cell and a direct water-cooling battery module comprising the same. According to the present invention, the corrosion resistance of the battery cell can be improved by using a sacrificial metal having a higher metal ionization tendency than that of a battery cell case, and the heat of the battery cell can be cooled by using general cooling water for vehicles.
Resumen de: EP4707209A1
Die Erfindung betrifft eine Vorrichtung und ein Verfahren für eine Übergabe von Zuschnitten an eine Übergabestrecke, insbesondere für eine Übergabe von Zuschnitten (10) an eine Materialbahn, eine Transportbahn (14), eine rotierende Walze und/oder an entlang einer Transportstrecke transportierte Produkte (12), die Vorrichtung (1) umfassend ein Positioniersystem (2) mit mindestens zwei, insbesondere drei oder mehr, entlang einer umlaufenden Bahn bewegbaren Schlitten (20) und mit einem Antriebssystem (24), wobei die Schlitten (20) jeweils eine Produktaufnahme (22) aufweisen und eingerichtet sind, um jeweils einen Zuschnitt (10) an der Produktaufnahme (22) aufzunehmen, den Zuschnitt (10) ortsfest an der Produktaufnahme gehalten zu transportieren, und den Zuschnitt (10) an die Übergabestrecke zu übergeben, und wobei das Antriebssystem (24) eingerichtet ist, um die Schlitten (20) entlang der umlaufenden Bahn zumindest abschnittsweise unabhängig voneinander zu bewegen.
Nº publicación: EP4708506A1 11/03/2026
Solicitante:
MAZDA MOTOR [JP]
MAZDA MOTOR CORPORATION
Resumen de: EP4708506A1
A battery module 10 mounted on a vehicle body 1 includes a battery casing 21, a plurality of cells 22 disposed in series in a vehicle front-rear direction, a support portion 23 for supporting each of the plurality of cells 22, and a partition portion 24 disposed between the adjacent cells 22. When support rigidity of the support portion 23 is y N/m, mass of each of the cells 22 is m kg, a value of tan δ as a loss factor of the support portion 23 is x, and a minimum value ymin of y is ymin = 5.184 x 10<9> (1/x)<2>(1/m)<3>, a maximum value ymax of y is ymax = 482.2531x<2>m<5>, and ymin < ymax, y is set in a range of ymin ≤ y ≤ ymax.
BOPI
Sede Electrónica
