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ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING SAME

Resumen de: EP4550446A1

Disclosed are an electrode assembly and a secondary battery including the same.

ELECTRODE ASSEMBLY, METHOD FOR MANUFACTURING ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING ELECTRODE ASSEMBLY

Resumen de: EP4550493A1

Disclosed are an electrode assembly, a method for manufacturing an electrode assembly, and a secondary battery including the electrode assembly.

COOLING DEVICE FOR AN ELECTRIC BATTERY

Resumen de: EP4549864A1

Dispositif de refroidissement (30) pour une batterie (10) électrique, le dispositif de refroidissement (30) comprenant :- une enveloppe (32) formée de deux feuillets (36) de matériau souple s'étendant en regard l'un de l'autre, l'enveloppe (32) définissant des bords latéraux (47),- au moins un conduit (52) de circulation de fluide s'étendant entre les feuillets (36), et- au moins un connecteur fluidique (50) d'entrée et au moins un connecteur fluidique (50) de sortie.Le dispositif de refroidissement (30) comprend en outre :- une structure de support (34) rigide, comprenant une première partie (54) et une deuxième partie (56) conformées pour enserrer au moins un des bords latéraux (47) de l'enveloppe (32) entre elles, la deuxième partie (56) définissant au moins un évidement (68) prévu pour permettre à l'enveloppe (32) de faire saillie hors de la structure de support (34) à travers ledit évidement (68).

COOLING PLATE AND METHOD FOR PRODUCING A COOLING PLATE

Resumen de: EP4549869A1

Eine Kühlplatte 1 zur Batteriekühlung eines Kraftfahrzeugs besitzt einen Plattenkörper 2 aus zwei löttechnisch miteinander gefügten Plattenelementen 3, 4 und zumindest einen Kühlkanal 5 zur Durchleitung eines Kühlfluids sowie eine Versteifungsausformung 6. Der Kühlkanal 5 und die Versteifungsausformung 6 sind bei der Herstellung des Plattenkörpers 2 zunächst gemeinsam durchgehend ausgebildet, indem ein Kanal in einem Plattenelement 3, 4 durch Innenhochdruckumformung ausgebildet wird. Im Lötprozess wird ein Kanalabschnitt 7 des Kanals 11 durch ein Verschlusselement 8 in Form einer Presslötfügung 9 fluiddicht verschlossen. Hierdurch wird der Kanal 11 in einen Kühlkanal 5 und eine Versteifungsausformung 6 getrennt.

CATHODE MIXTURE, ALL-SOLID-STATE SECONDARY BATTERY INCLUDING CATHODE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE ALL-SOLID-STATE SECONDARY BATTERY

Resumen de: EP4550472A2

A cathode mixture, a cathode including the same, an all-solid-state secondary battery including the cathode, and a method of manufacturing the all-solid-state secondary battery are provided. The cathode mixture includes a lithium sulfide composite and a solid electrolyte, wherein, in an X-ray diffraction analysis spectrum, a first peak that appears (e.g., exists) at a diffraction angle 2θ of about 26° to about 27.5° has a first intensity (IA), a second peak that appears (e.g., exists) at a diffraction angle 2θ of about 30.02° to about 30.06° has a second intensity (IB), and an intensity ratio ((IB /IA) of the second intensity to the first intensity satisfies 1

BATTERY MODULE AND BATTERY PACK COMPRISING SAME

Resumen de: EP4550530A1

A battery module according to an embodiment of the present disclosure comprises a first sub-module and a second sub-module which each include a battery cell assembly in which a plurality of battery cells are stacked, and a busbar electrically connecting the battery cells and a busbar frame covering the battery cell assembly on at least one side, a module housing that simultaneously houses the first sub-module and the second sub-module, and a terminal assembly located at a portion overlapping with an area between the first sub-module and the second sub-module, wherein an opening is formed in a part of the module housing, and the terminal assembly is connected to the terminal busbar of each of the first sub-module and the second sub-module through the opening.

SECONDARY BATTERY MANUFACTURING DEVICE

Resumen de: EP4550492A1

A secondary battery manufacturing apparatus according to one embodiment of the present disclosure includes at least one pressing unit that applies pressure on a plurality of battery cells in a state where the plurality of battery cells are built in, wherein the pressing unit comprises a plurality of pressing blocks located respectively at the outermost side of the plurality of battery cells and between the plurality of battery cells, and a pressure supply section that applies pressure to the plurality of pressing blocks, wherein the pressing block includes a pressing plate and a pressure sensor unit located on one surface of the pressing plate, and wherein the pressure sensor unit corresponds to the body surface of the battery cell.

BATTERY PACK

Resumen de: EP4550555A1

Disclosed is a battery pack. A battery pack according to an embodiment of the present disclosure may include: a case configured to provide inner space; a battery cell disposed inside the case; at least one or more sensors disposed inside the case; a ventilation module provided in the case and configured to be opened and closed; and a fan located inside the case.

ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY INCLUDING THE SAME

Resumen de: EP4550500A1

An electrode assembly includes: a positive electrode including: a positive electrode current collector; and a positive electrode active material layer on at least one side of the positive electrode current collector; a negative electrode including: a negative electrode current collector; and a negative electrode active material layer on at least one side of the negative electrode current collector; and a separator between the positive electrode and the negative electrode, and formed by winding the positive electrode, the negative electrode, and the separator, wherein at an outermost portion of the electrode assembly, the positive electrode is finished longer than the negative electrode, and the separator is finished longer than the positive electrode.

COOLING DEVICE FOR AN ELECTRIC BATTERY

Resumen de: EP4550529A1

Dispositif de refroidissement pour une batterie, comprenant :- une enveloppe formée de deux feuillets de matériau souple,- un conduit de circulation,- un orifice d'entrée de fluide et un orifice de sortie, et- au moins un connecteur fluidique (50) disposé à travers l'orifice d'entrée ou de sortie, comprenant :- une embase (80) comprenant :- un socle (82) définissant une ouverture centrale (90) traversante, le socle (82) définissant une face supérieure (92) disposée contre une face interne du feuillet (36),- un tube (84) solidaire du socle, s'étendant à travers l'orifice d'entrée ou l'orifice de sortie et débouchant à travers l'ouverture centrale,- une bague (88) assemblée sur l'embase et entourant circonférentiellement le tube, disposée en appui contre une face externe du feuillet,la face supérieure du socle étant fixée à la face interne du feuillet par au moins une soudure entourant circonférentiellement le tube.

METHOD OF PREPARING LITHIUM SULFIDE

Resumen de: EP4549377A1

In a method for preparing lithium sulfide, a solid sulfur layer and a lithium source layer are sequentially arranged in a reactor. A gas feed is injected into the reactor in a single direction to obtain a lithium sulfide-containing product. The lithium sulfide-containing product is dissolved in an anhydrous solvent to form a lithium sulfide-containing solution. Lithium sulfide is separated from the lithium sulfide-containing solution. The gas feed sequentially passes through the solid sulfur layer and the lithium source layer, such that high-purity lithium sulfide may be efficiently prepared.

LUG ALIGNMENT APPARATUS AND METHOD

Resumen de: EP4550501A2

Apparatus and method for aligning the lugs on a stack of battery plates in a jig box. The apparatus comprises a frame carrying a lug alignment mechanism for positioning over the jig box. The frame comprises a set of feet that engage on opposite first and second sides of the jig box to locate the lug alignment mechanism in a predetermined position relative to the jig box. The frame feet on one side comprise fixed surfaces configured to engage contact surfaces on a first side of the jig box. The frame feet on the opposite side comprise actuators with moveable surfaces for engaging contact surfaces on the corresponding second side of the jig box. The actuators are operable such that when the frame is positioned over the jig box with the frame feet adjacent to the contact surfaces, the moveable surfaces are moveable between a first position in which they are spaced from the contact surfaces on the second side of the jig box, and a second position in which they are engaged with the contact surfaces on the second side of the jig box and the fixed surfaces are engaged with the contact surfaces on the first side of the jig box. The alignment mechanism is operable to align the lugs when the fixed and moveable surfaces on the frame feet are engaged with the contact surfaces.

ELECTRIC WORK VEHICLE

Resumen de: EP4549226A1

An electric work vehicle includes a battery housing (30, 34) and a plurality of ducts (86). The battery housing (30, 34) includes a plurality of battery housing module compartments to house a plurality of battery modules, and each of the plurality of ducts (86) is attached to a respective one of the plurality of battery housing module compartments.

ELECTRIC WORK VEHICLE

Resumen de: EP4549201A1

An electric work vehicle includes a battery housing including a first battery housing portion (26) and a second battery housing portion and an air chamber (106). The first battery housing portion (26) and the second battery housing portion are offset from each other, the air chamber (106) is fluidly connected to the first battery housing portion (26) to receive first air (WA6) exhausted from the first battery housing portion (26), and the air chamber (106) is fluidly connected to the second battery housing portion to receive second air exhausted from the second battery housing portion.

END COVER, BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS

Resumen de: EP4550534A1

This application provides an end cover (12), a battery cell (600), a battery (100), and an electric apparatus. The battery cell (600) includes a shell (11), an electrode assembly (20), and an end cover (12), and an opening (K) is provided at an end of the shell (11) in a first direction (X), and the electrode assembly (20) is accommodated in the shell (11). The end cover (12) is configured to cover the opening (K). The end cover (12) includes an end cover body (121) located in a projection of the opening (K) in the first direction (X). The end cover (12) is welded to the shell (11) to form a weld pool structure (R). In a radial direction (Y) of the opening (K), the weld pool structure (R) is exposed on an outer surface of the shell (11) and penetrates deep into the end cover body (121). In an embodiment of this application, a laser needs to be irradiated from an outer peripheral side of the shell (11) to the vicinity of a boundary position between the shell (11) and a protrusion (122) along the radial direction (Y) of the shell (11), so that the formed weld pool structure (R) can include most or even the entire structure of the protrusion (122), a partial structure of the shell (11), and a partial structure of the end cover body (121). This helps to increase an overall size of the weld pool structure (R) and improve the welding strength between the shell (11) and the end cover (12).

HEAT EXCHANGE PLATE, BATTERY PACK AND VEHICLE

Resumen de: EP4550525A1

A heat exchange plate (2), a battery pack and a vehicle. The heat exchange plate (2) comprises a heat exchange area (203) and a battery area (204), the heat exchange area (203) being arranged around the battery area (204); and a flow channel (21), wherein the flow channel (21) is arranged in the heat exchange plate (2), and is configured to allow a heat exchange working medium to flow therein, a first flow channel (100) is located in the heat exchange area (203), and second flow channels (200, 300, 400) are distributed in the battery area (204).

HEAT EXCHANGE PLATE, BATTERY PACK, AND VEHICLE

Resumen de: EP4550524A1

A heat exchange plate, a battery pack, and a vehicle. The heat exchange plate comprises a flow channel, a first terminal, and a second terminal; the flow channel is arranged in the heat exchange plate, and the flow channel is configured to allow a heat exchange working medium to flow therein; one end of the flow channel is communicated with the first terminal, another end of the flow channel is communicated with the second terminal, and the first terminal and the second terminal are configured to allow the heat exchange working medium to enter the heat exchange plate; the heat exchange plate comprises a first-type region, and the first-type region is configured to be arranged corresponding to a battery pole region; the flow channel comprises flow-dividing junctions; the flow-dividing junctions comprise first-stage flow-dividing junctions; at least one first-stage flow-dividing junction is arranged in the first-type region; the first-stage flow-dividing junction is arranged close to the first terminal or the second terminal; and the flow-dividing junction divide the flow channel.

COATING DETACHMENT MECHANISM AND COATING DETACHMENT DEVICE

Resumen de: EP4549119A1

When a coating film removing mechanism of the present invention is used, it is possible to prevent reattachment of a removed substance to a base film when a coating film of a coated film is removed. A conveyance coating film removing mechanism of the present invention is a mechanism capable of continuously and stably removing a coating film from a base film with the coating film, the mechanism including a removing member that includes a tip portion coming into direct contact for removing the coating film, and a nozzle member disposed on an upstream side of the removing member in a film conveyance direction, the removing member and the nozzle member constituting a suction nozzle for sucking the removed coating film, and a side surface of the removing member on a downstream side in the film conveyance direction and a side surface of the nozzle member on an upstream side in the film conveyance direction being inclined so as to approach each other toward the tip portion.

CYLINDRICAL BATTERY

Resumen de: EP4550564A1

This cylindrical battery (10) comprises: an outer container which has the shape of a bottomed tube and accommodates an electrode body; a terminal cap (27); a plurality of cathode leads which extend out of the electrode body (14); and an upper current collector plate (50) to which the plurality of cathode leads are connected. The upper current collector plate (50) has a protruding portion (61) which protrudes towards the terminal cap (27) in the axial direction, and the terminal cap (27) has a recessed portion (71) which accommodates at least the tip of the protruding portion (61). Part of the protruding portion (61) at the tip and part of the bottom surface of the recessed portion (71) are connected by a connecting part (75). Between the protruding portion (61) and the recessed portion (71), there is a first passage portion (76) which is radially adjacent to the connecting part (75) and a second passage portion (77) which is linked to the reverse side of the first passage portion (76) from the connecting part in the radial direction and has a maximum axial length that is smaller than the maximum axial length of the first passage portion (76).

BATTERY MATERIAL PRODUCTION DEVICE, BATTERY MATERIAL PRODUCTION SYSTEM, AND BATTERY MATERIAL PRODUCTION METHOD

Resumen de: EP4549128A1

The battery material production device (200) according to this disclosure has receiving ports (210), spreading parts (220), a joining part (230), and an output port (240). The receiving ports (210) each continuously receive a plurality of different compositions in fluid form. The spreading parts (220) guide each of the injected compositions in the output direction while spreading the compositions in a direction orthogonal to the output direction. The joining part (230) joins the plurality of compositions in layers and guides the product in the output direction. The output port (240) is a slit-shaped opening capable of continuously outputting as an output product the plurality of compositions that have been integrated by spreading and joining.

BATTERY PACK

Resumen de: EP4550561A1

A battery pack includes a plurality of secondary battery cells arranged in parallel to each other in a longitudinal direction, each of the plurality of secondary battery cells including end surface electrodes each on both ends, at least one of the end surface electrodes being a first electrode provided with a safety valve, a battery holder for holding the plurality of secondary battery cells; and a lead plate with conductivity for connecting the end surface electrodes of the secondary battery cells adjacent to each other. The lead plate forms an open space between the first electrodes in the secondary battery cells adjacent to each other.

LOW DISPERSITY POROUS SPHERICAL CARBON PARTICLES WITH ACTIVE MATERIAL SUPPORTED THEREON, POROUS LAYERS MADE THEREFROM, THEIR PREPARATION AND THEIR USE

Resumen de: EP4549383A1

The present invention relates to compositions comprising one or more sets of active material loaded porous spherical carbon particles (APCPs), wherein each of said sets of active material loaded porous spherical carbon particles has a monomodal, bimodal or multimodal particle diameter distribution, and/or a monomodal, bimodal or multimodal templated pore size distribution, wherein each mode of said particle diameter distribution defines a subset of APCPs within the set, each subset having a particle diameter dispersity (d) of 1.2 or less, and each mode of the templated pore size distribution defines a subset of APCPs within the set, each subset having a templated pore size dispersity (d') of 1.2 or less. The invention further relates to the method of production of such compositions, electrodes obtained from such compositions and their use in various applications.

AN ELECTRICAL ENERGY STORAGE SYSTEM WITH INTEGRATED FAULT WARNING SYSTEM

Resumen de: EP4550610A1

An electrical energy storage system (100) comprising: a plurality of electrical energy storage packs (102a-c) each including at least one electrical energy storage cell (104), the electrical energy storage packs (102a-c) comprising a switch (106) that controls a connection between two ports (108, 110) of the respective electrical energy storage pack (102a-c), an electrical wire loop (114) forming a closed circuit by connecting the electrical energy storage packs (102a-c) in series at two of their ports (108, 110, 112), one of the electrical energy storage packs is configured to supply the electrical wire loop with an electric current, and an alarm device (118) electrically connected to the electrical wire loop to receive the electric current that passes through all electrical energy storage packs (102a-c) of the electrical energy storage system (100), wherein, the alarm device (118) is configured to provide an alarm output when the closed circuit is broken.

BATTERY COMPRISING A HOUSING AND A PLURALITY OF RECHARGEABLE ELECTROCHEMICAL ENERGY STORAGE ELEMENTS ARRANGED THEREIN

Resumen de: EP4550518A1

Es wird eine Batterie (100) mit einem Gehäuse (110, 120) und einer Mehrzahl darin angeordneter, wiederaufladbarer elektrochemischer Energiespeicherelemente (10) mit jeweils einem positiven und einem negativen Pol vorgeschlagen. Die Batterie umfasst eine Leiterplatte (20) sowie ein Batteriemanagementsystem. Die Leiterplatte (20) weist für jedes der Energiespeicherelemente (10) zwei Anschlusskontakte (21) auf, wobei die positiven und die negativen Pole der Energiespeicherelemente (10) über elektrische Leiter (22) mit den Anschlusskontakten (21) verbunden sind.

BATTERY SYSTEM WITH IMPROVED COOLING SYSTEM

Nº publicación: EP4550522A1 07/05/2025

Solicitante:

SAMSUNG SDI CO LTD [KR]
Samsung SDI Co., Ltd

Resumen de: EP4550522A1

The present disclosure refers to a battery system (100, 100'), including at least three battery units (10), each battery unit (10) including one or more battery cells and a cooling channel segment (26), the cooling channel segment (26) forming part of a cooling circuit of the battery system (100), wherein the battery units (10) are arranged in at least one row (R1, R2) such that each of the battery units (10) faces at least one of the other battery units (10) of the same or of another row, wherein at least two of the battery units (10) are connected in series with one another via their cooling channel segments (26), wherein only those battery units (10) that do not face each other are connected in series.