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1407
resultados
Última actualización
17/10/2026 [07:53:00]
Resultados 425 a 450 de 1407
Resumen de: US20260321814A1
A battery cell includes: a rectangular outer casing configured to house an electrode body; an insulating film covering surfaces of the outer casing other than a lid portion of the outer casing; an overlapping portion where edges of the insulating film are overlapped on one of the surfaces of the outer casing other than the lid portion; and a heat-conducting member configured to seal the overlapping portion by contacting the overlapping portion.
Resumen de: US20260321835A1
An apparatus for cutting a prismatic battery cell can including a base, a fixture coupled to the base for orienting the prismatic battery cell can, and a cutting device. The cutting device includes one or more guide rails coupled to the base, a retainer coupled to the one or more guide rails and movable with respect to a first axis, a tool guide coupled to the base, and one or more cutting tools coupled to the retainer and to the tool guide, the one or more cutting tools being movable with respect to the first axis and a second axis that is perpendicular to the first axis.
Resumen de: US20260321707A1
0000 A battery module with a plurality of battery cells, which are arranged adjacent to one another in a longitudinal direction of the battery module between two end plates. The end plates are further connected to each other by tensioning elements such that the plurality of battery cells are clamped together. A compensating material is also arranged between a battery cell and a tensioning element. A tensioning element immediately adjacent to an end plate comprises a recess.
Resumen de: US20260321889A1
0000 A secondary battery may include a positive electrode and a negative electrode facing each other with a separator interposed therebetween. The negative electrode may include a negative electrode current collector; a negative electrode composite layer disposed on the negative electrode current collector and containing graphite particles; and an adhesive layer disposed between a surface of the negative electrode composite layer and the separator. In an XRD profile of the negative electrode composite layer, a degree of orientation, which is defined as an intensity ratio obtained by dividing an intensity of a (110) plane of a graphite crystal by an intensity of a (002) plane of the graphite crystal, may be 0.03 or greater. A thickness of the adhesive layer may be greater than an arithmetic mean roughness of the surface of the negative electrode composite layer.
Resumen de: US20260321735A1
0000 A secondary battery includes an electrode assembly having a first electrode plate, a second electrode plate, and a separator between the first and second electrode plates, with the electrode assembly being a jelly-roll type structure. The first electrode plate includes a conductive substrate including a first electrode plate-first side and a first electrode plate-second side opposite to the first electrode plate-first side, an inner circumferential tab welded to the first electrode plate-first side, a first electrode plate-first protective tape attached to the first electrode plate-first side while wrapping around the inner circumferential tab, and a first electrode plate-second protective tape attached to the first electrode plate-second side and corresponding to the first inner circumferential tab.
Resumen de: US20260321713A1
The present invention relates to an organic-inorganic composite porous membrane for an electrolyte, a composite electrolyte comprising the same, and a secondary battery comprising the composite electrolyte, wherein the organic-inorganic composite porous membrane for an electrolyte includes: a nano-fiber web containing a metal oxide-based nano-fiber; and a binder resin. Accordingly, the organic-inorganic composite porous membrane of the present invention can have excellent ionic conductivity and mechanical strength.
Resumen de: US20260321580A1
0000 A secondary battery may include a positive electrode and a negative electrode facing each other with a separator interposed therebetween. The negative electrode may include a negative electrode current collector, a negative electrode composite layer disposed on the negative electrode current collector and containing graphite particles and a binder, and a resin layer disposed between a surface of the negative electrode composite layer and the separator. The negative electrode composite layer may include a surface layer in contact with the resin layer and a main layer between the surface layer and the negative electrode current collector. In an XRD profile of the main layer, a degree of orientation, defined as an intensity ratio of a (110) plane to a (002) plane of a graphite crystal, may be 0.03 or greater.
Resumen de: US20260321742A1
Proposed are an aqueous zinc secondary battery to which a mixed conductive protective layer is applied, and a method of manufacturing the same. More particularly, proposed is a method of manufacturing an aqueous zinc secondary battery to which a mixed conductive protective layer is applied, wherein the aqueous zinc secondary battery includes a zinc negative electrode having a first surface coated with a mixed conductive protective layer including a plurality of bilayers composed of a poly(diallyldimethylammonium chloride) (PDDA) layer having ionic conductivity and a poly(3,4-ethylenedioxythiophene):polystyrenesulfonate (PEDOT:PSS) layer having electronic conductivity, a positive electrode facing the zinc negative electrode and spaced apart therefrom, a separator disposed between the zinc negative electrode and the positive electrode to prevent a short circuit therebetween, and an electrolyte serving as a medium through which ions move between the zinc negative electrode and the positive electrode.
Resumen de: DE102025001205A1
Die Erfindung betrifft ein Verfahren zum Kühlen einer Antriebsbatterie (20) eines elektrisch betreibbaren Fahrzeugs (10), welche Antriebsbatterie (20) eine Mehrzahl von Batteriezellen aufweist, umfassend Kühlen der Antriebsbatterie (20) während eines Ladevorgangs durch Leiten eines Luftstroms aus einer Drucklufteinrichtung (14) des Fahrzeugs (10) über eine Abzweigleitung (16) der Drucklufteinrichtung (14) durch einen Batterieinnenraum (22) der Antriebsbatterie (20).Die Erfindung betrifft ferner ein System (100) zum Kühlen einer Antriebsbatterie (20) eines elektrisch betreibbaren Fahrzeugs (10).
Resumen de: DE102025114651A1
Die Erfindung betrifft eine Temperiereinrichtung (12) für eine Fahrzeugbatterie (11) eines Kraftfahrzeugs (10), wobei die Temperiereinrichtung (12) um die Fahrzeugbatterie (11) anordenbar ist, derart, dass die Fahrzeugbatterie (11) im Wesentlichen vollständig von der Temperiereinrichtung (12) umgeben ist, und wobei die Temperiereinrichtung (12) eingerichtet ist, zwischen einer ersten Materialschicht (14) und eine zweiten Materialschicht (16) eine Isolierschicht (15) um die Fahrzeugbatterie (11) auszubilden. Zudem betrifft die Erfindung ein Kraftfahrzeug (10) mit einer solchen Temperiereinrichtung (12).
Resumen de: EP4822755A1
0001 Embodiments of the present disclosure provide an electrode assembly including a plurality of positive electrode plates each of which including a positive electrode substrate, a positive electrode active material layer provided on a side of the positive electrode substrate, and a positive electrode uncoated portion where the positive electrode active material layer is not provided. Further, the electrode assembly includes a plurality of negative electrode plates, at least one separator interposed between each of the positive electrode plates and each of the negative electrode plates, and blocking members inserted into one of the positive electrode plates and the negative electrode plates.
Resumen de: EP4822822A1
0001 The present disclosure relates to a battery pack, and the technical problem is to prevent thermal runaway from spreading to adjacent battery cells or blocking a vent path and/or a pack vent in the event of thermal runaway in the battery cell. The battery pack according to embodiments includes a housing having a pack vent, a plurality of battery cells accommodated within the housing and arranged side by side such that cell vents thereof are directed in the same direction, a vent path communicating with the pack vent and the cell vent of each of the plurality of battery cells as an empty space between the plurality of battery cells and the housing, and a cooling member including a pipe disposed in contact with the plurality of battery cells and the vent path within the housing and formed of a material that is melted by gas discharged from the cell vent.
Resumen de: EP4822825A1
The present disclosure relates to a battery immersion cooling apparatus and a battery immersion cooling method. A battery immersion cooling apparatus according to an embodiment of the present disclosure includes a module case (100) accommodating a plurality of battery cells (10) and containing an immersion coolant configured to cool the plurality of battery cells (10) by immersion, and a cooling unit (200) disposed on one side of the module case (100) and configured to circulate a circulation coolant. The cooling unit (200) includes a circulation coolant inlet (210) and a circulation coolant outlet (220), and the circulation coolant circulates through a flow path of the cooling unit (200) and exchanges heat with the immersion coolant to indirectly cool the plurality of battery cells (10).
Resumen de: EP4822824A1
0001 A battery immersion cooling apparatus according to an embodiment of the present disclosure includes a case (100) accommodating an immersion fluid and accommodating a battery cell (10) or a battery module immersed in the immersion fluid, a cooling layer (200) disposed on at least one surface of the case (100) and a heat transfer protrusion (300) formed on one side of the cooling layer (200) and configured to exchange heat with the immersion fluid.
Resumen de: EP4822667A2
A fire detector (100, 200) includes: a detection device (110), 210); a cover member (120, 230) surrounding the detection device (110, 210); and a conductor wire (240) positioned such that one side thereof contacts at least one area of the cover member (120, 230), wherein the cover member (120, 230) comprises a mesh, and another side of the conductor wire (240) is grounded.
Resumen de: EP4822748A1
0001 Die Erfindung betrifft ein Verfahren zur Steuerung der Formierung (100) wenigstens einer Batteriezelle zur Ausbildung einer Feststoff-Elektrolyt-Grenzphase (SEI). Das Verfahren ist gekennzeichnet durch die folgenden Schritte: - Erfassen (101) einer mit der Feststoff-Elektrolyt-Grenzphase assoziierten Ladungsbilanz während wenigstens eines Formierungszyklus der Formierung; - Ermitteln (102) eines mit der Feststoff-Elektrolyt-Grenzphase assoziierten Widerstands während des Formierungszyklus; und - Steuerung (103) der Formierung (100) in Abhängigkeit von der erfassten Ladungsbilanz und dem ermittelten Widerstand. 0002 Weiterhin betrifft die Erfindung eine Vorrichtung zur Steuerung der Formierung wenigstens einer Batteriezelle zur Ausbildung einer Feststoff-Elektrolyt-Grenzphase (SEI).
Resumen de: EP4822815A1
The present disclosure relates to a rupture pressure measurement apparatus and is directed to providing a rupture pressure measurement apparatus capable of measuring a rupture pressure of a secondary battery in an environment similar to an actual ignition situation. To this end, the present disclosure provides a rupture pressure measurement apparatus including a chamber provided with a secondary battery therein, a heating unit that heats the secondary battery, a pressing unit that presses the secondary battery until the secondary battery is ruptured, and a main sensor that measures a rupture pressure of the secondary battery when the secondary battery is ruptured.
Resumen de: EP4822838A2
A cylindrical battery includes a housing, an electrode assembly, an end cap assembly, a current collecting disc, and a conductive member. The housing includes a sidewall. The sidewall includes a sidewall body and a protrusion. The protrusion protrudes from an inner surface of the sidewall body. The electrode assembly is accommodated in the housing. The sidewall body surrounds the electrode assembly. The current collecting disc is connected to the electrode assembly. In an axial direction of the cylindrical battery, a part of the current collecting disc is located between the electrode assembly and the protrusion. The conductive member includes a first conductive portion, a second conductive portion, and a bent portion. The first conductive portion is located on one side of the current collecting disc, the side facing the end cap assembly. The first conductive portion is welded to the current collecting disc to form a first weld portion. At least a part of the second conductive portion is located between the first conductive portion and the end cap assembly. The second conductive portion is connected to the end cap assembly. The bent portion connects the first conductive portion and the second conductive portion.
Resumen de: EP4822751A1
0001 A solid-state battery includes: a first electrode layer containing a first electrode active material; an electrolyte layer containing a solid electrolyte and disposed on the first electrode layer; and a second electrode layer containing a second electrode active material and disposed on the electrolyte layer. An Sdr of a surface of the first electrode layer in contact with the electrolyte layer is 9.2% or more.
Resumen de: EP4821892A1
0001 Provided is a method for producing a precursor of a positive electrode active material in which uneven distribution of Mn in the center portion of particles is suppressed. The method for producing a precursor of a positive electrode active material of the present disclosure includes a step of adding a raw material solution containing Ni, Co, Mn, ammonia, an ammonium ion, and a carbonate ion to a precipitation solution to precipitate a carbonate containing Ni, Co, and Mn. The concentration of ammonia in the precipitation solution is lower than the concentration of ammonia in the raw material solution.
Resumen de: EP4823072A1
0001 A conversion system and method therefor are provided, the system including: battery management systems (BMSs), each utilizing a communication protocol, such as e.g., Modbus (RTU/TCP), CAN Bus, SMBus, BLE; a control unit utilizing a communication protocol different from that utilized by at least one of the BMSs, and a smart hardware adaptor operatively connected between the BMSs and the control unit. The adaptor stores a mapping table mapping data between each of the protocols of the BMSs and the protocol of the control unit, and is configured to receive signal(s) from the BMSs and reformat the signal(s) to the protocol of the control unit and to receive signal(s) from the control unit and reformat the signal(s) to a protocol of a corresponding one of the BMSs, according to the mapping table.
Resumen de: EP4822798A1
An electrode includes a strip-shaped substrate extending in one direction, an active material layer formed on at least one side of the substrate, and a spacer including a plurality of protrusions in which the substrate and the active material layer are raised together.
Resumen de: EP4822800A1
The present disclosure relates to an improved solid composite polymer electrolyte (CPE) for a lithium ion secondary battery comprising (A) a fluorine-containing copolymer; (B) lithium-containing solid electrolyte particles having a garnet-type structure; (C) a lithium salt; and (D) an ionic liquid, a method for its preparation, and a secondary battery comprising it.
Resumen de: EP4821753A1
0001 The present invention relates to a charge monitoring device, a charge monitoring system comprising a plurality of the charge monitoring devices, and a charge monitoring method. The charge monitoring device (100, 200) comprises cell monitoring circuitry (108, 208), which in operation, detects cell charge states of a plurality of battery cells arranged in a battery module (150) electrically connected to the charge monitoring device (100, 200), and which in operation, balances the charge state of at least one balancing target battery cell among the plurality of battery cells. The charge monitoring device (100, 200), in operation, is communicatively coupled to a charge transferring device (110), the charge transferring device (110) being configured to transfer charge between the battery module (150) connected to the charge monitoring device (100, 200) and an adjacent battery module (150), and the cell monitoring circuitry (108, 208), in operation, controls the charge transfer between the battery module (150) connected to the charge monitoring device (100, 200) and the adjacent battery module (150).
Nº publicación: EP4822811A1 14/10/2026
Solicitante:
FUND IMDEA ENERGIA [ES]
Fundaci\u00F3n IMDEA Energ\u00EDa
Resumen de: EP4822811A1
The present invention belongs to the field of electrochemical cells in the area of research and development of new materials and coatings and the use thereof in chemical reactions. In particular, the invention relates to an electrochemical cell that can be used for electrochemical and/or photoelectrochemical applications. The cell is scalable for multiple and simultaneous application in laboratories, which can be stand-alone laboratories, for example, for performing electrochemical and/or photoelectrochemical studies on thin films. Furthermore, the invention relates to a platform configured to perform multiple experiments simultaneously in a plurality of electrochemical cells. The invention also relates to a method for training a machine learning algorithm to characterise working electrodes during electrochemical experiments in electrochemical cells.
BOPI
Sede Electrónica
