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1468
resultados
Última actualización
02/04/2026 [07:26:00]
Resultados 50 a 75 de 1468
Resumen de: DE102024128084A1
Die vorliegende Erfindung betrifft ein System (1) mit zumindest einem Akkumulator (2), insbesondere einem IoT-Akkumulator. Der Akkumulator (2) umfasst zumindest eine Steuereinheit (4) und eine Akkudatenschnittstelle (5). Das System (1) umfasst ferner ein Endgerät (6) mit zumindest einer Endgerätesteuereinheit (7) und einer Endgerätedatenschnittstelle (8). Der Akkumulator (2) und das Endgerät (6) sind zur Energieübertragung verbunden. Außerdem sind die Akkudatenschnittstelle (5) und die Endgerätedatenschnittstelle (8) zur insbesondere bidirektionalen Übertragung von Steuerungsdaten verbunden.
Resumen de: DE102024209437A1
Thermomanagementsystem (1), insbesondere für ein Kraftfahrzeug, mit einem Kühlmittelkreis (2) und einer einen Kältemittelkreis (7) aufweisenden Wärmepumpe (8), die einen zur Förderung von Kältemittel in dem Kältemittelkreis (7) ausgebildeten Kompressor (9) aufweist, wobei die Wärmepumpe (8) einen Kondensatorwärmetauscher (10) und einen Verdampferwärmetauscher (11) aufweist, die zum Wärmeaustausch zwischen dem Kältemittelkreis (7) und dem Kühlmittelkreis (2) ausgebildet sind, wobei der Kühlmittelkreis (2) wenigstens einen, insbesondere an dem Verdampferwärmetauscher (11) angeordneten, Niedertemperaturabschnitt (6) und wenigstens einen, insbesondere an dem Kondensatorwärmetauscher (10) angeordneten, Hochtemperaturabschnitt (5) aufweist, wobei der Verdampferwärmetauscher (11) mit dem Hochtemperaturabschnitt (5) und dem Niedertemperaturabschnitt (6) verbindbar oder verbunden ist.
Resumen de: DE102024209429A1
Thermomanagementsystem (1), insbesondere für ein Kraftfahrzeug, mit einer Wärmepumpe (2), einer Verteilereinheit, einem Kompressor (6), wenigstens einem Wärmetauscher (3, 5) und wenigstens einer elektrischen Heizeinrichtung (7), wobei die wenigstens eine elektrische Heizeinrichtung (7) in einem Temperierkreislauf benachbart zu dem wenigstens einen Wärmetauscher (3, 5), insbesondere direkt benachbart, angeordnet ist.
Resumen de: DE102024209615A1
Die Erfindung betrifft ein Batteriemodul mit einer Mehrzahl an prismatischen Batteriezellen (2, 20), welche in einer Längsrichtung (41) des Batteriemoduls (1) benachbart zueinander angeordnet sind, und mit einer Batterietrenneinrichtung (3), welche benachbart zu einer endständigen Batteriezelle (21) angeordnet ist, wobei die Batterietrenneinrichtung (3), weiterhin thermisch leitend mit einem Temperierkörper (6) des Batteriemoduls (1) verbunden ist, wobei die Batterietrenneinrichtung (3) in einem Aufnahmeelement (7) kraft- und/oder formschlüssig aufgenommen ist.
Resumen de: DE102024003166A1
Die Erfindung betrifft ein Zellüberwachungssystem (1, 1', 1") einer elektrochemischen Zelle (2, 2', 2"), umfassend eine als Wickelzelle (4) ausgebildete Zelle (2, 2', 2") und zumindest einen Sensor (6), wobei die Wickelzelle (4) aus zwei gestapelten Elektrodenfolien und einem dazwischen liegenden Separator gewickelt ist und stirnseitig einen positiven Polanschluss (2.1) und einen negativen Polanschluss (2.2) umfasst, und wobei der mindestens eine Sensor (6) direkt in die Wickelzelle (4) integriert oder direkt an der Wickelzelle (4) angeordnet ist und kabellos mit einem externen Batteriemanagementsystem (8) koppelbar ist oder gekoppelt ist.
Resumen de: DE102024128505A1
Eine Batteriezelle weist auf:ein Gehäuse mit einem röhrenförmigen Gehäuseteil, einer ersten Endplatte und einer zweiten Endplatte, wobei ein erstes Ende des Gehäuseteils durch die erste Endplatte, und ein zweites Ende des Gehäuseteils durch die zweite Endplatte verschlossen ist;einen in einem Inneren des Gehäuses aufgenommenen Elektrodenwickel; undeinen in dem Inneren des Gehäuses aufgenommenen Elektrolyten; wobeider Elektrodenwickel (40) einen, insbesondere axialen, Hohlraum aufweist, in dem eine Kapillare angeordnet ist.
Resumen de: DE102024209428A1
Kreisprozessvorrichtung (10), insbesondere eine Wärmepumpe, die dazu ausgestaltet ist, dass in dieser ein Kältemittel zirkulieren kann, umfassend: einen ersten Verdampfer (11) zum Überführen des Kältemittels in einen gasförmigen Zustand, der in einem ersten Verdampferabschnitt (V1) angeordnet ist, einen zweiten Verdampfer (12), der in einem zum ersten Verdampferabschnitt (V1) parallelen zweiten Verdampferabschnitt (V2) angeordnet ist, und zumindest eine Druckregelungseinheit (13), die dazu ausgestaltet ist, in dem ersten Verdampferabschnitt (V1) einen niedrigeren Druck einzustellen ist als in dem zweiten Verdampferabschnitt (V2).
Resumen de: EP4718597A2
An energy storage system includes a plurality of battery modules, a fire-extinguishing tank accommodating a fire-extinguishing agent, and a pipe part connecting the plurality of battery modules to the fire-extinguishing tank, wherein each of the plurality of battery modules includes a plurality of battery cells and a fire-extinguishing tube which extends into the interior of each of the plurality of battery modules along an arrangement of the plurality of battery cells, wherein the pipe part includes: a distribution pipe connected to the fire-extinguishing tube in the battery modules; and an extension pipe including connecting portions connected to the distribution pipe, and a curved portion disposed between the connecting portions.
Resumen de: EP4718540A1
According to one approach, provided is an electrode (10) including a plurality of active material particles (11) and fibrous carbon (12). The fibrous carbon (12) includes a first portion (C1) having a fiber diameter W1 within a range of 60 nm or more and 500 nm or less and a second portion (C2) having a fiber diameter W2 smaller than the fiber diameter W1. At least part of the second portion (C2) is in contact with plurality of the active material particles (11).
Resumen de: EP4718527A1
The present invention relates to a positive electrode active material which may consequently improve performance of a battery including the same by improving performance and stability of a lithium-rich oxide, wherein the present invention relates to a positive electrode active material which includes a layer-structured lithium-rich transition metal oxide including both a Li<sub>2</sub>MnO<sub>3</sub> phase and a LiMO<sub>2</sub> phase (where M is an element including at least one selected from nickel (Ni), cobalt (Co), and manganese (Mn)); and a coating layer including boron and carbon which is formed on the lithium-rich transition metal oxide, and satisfies at least one of conditions (1) to (3), a method of preparing the same, and a positive electrode and a lithium secondary battery which include the same.- Condition (1): An atomic ratio (B/Mn) of boron (B) to manganese (Mn) present on a surface, which is analyzed by X-ray photoelectron spectroscopy (XPS), is in a range of 1 to 5- Condition (2): An intensity ratio (I<sub>Carbonate,1</sub>:I<sub>C-C</sub>) of a peak (I<sub>Carbonate,1</sub>) at 287.5 eV to 288.5 eV to a peak (I<sub>C-C</sub>) at 284 eV to 285 eV in an XPS spectrum of the surface is in a range of 0.05:1 to 0.15:1- Condition (3): An intensity ratio (I<sub>Carbonate,2</sub>:I<sub>C-C</sub>) of a peak (I<sub>Carbonate,2</sub>) at 288.6 eV to 290
Resumen de: EP4718522A1
A negative electrode (60) containing Si-containing particles (14, 16) and graphite particles (12) and being capable of suppressing capacity degradation when a secondary battery is repeatedly charged and discharged is provided. The negative electrode of a secondary battery of the present disclosure includes a negative electrode current collector (62), and a negative electrode active material layer (64) supported by the negative electrode current collector. The negative electrode active material layer contains graphite particles, first Si-containing particles (14), and second Si-containing particles (16). The content rate of Si in the first Si-containing particles is smaller than the content rate of Si in the second Si-containing particles. When a density of a molded body obtained by uniaxially pressurizing and molding 1 g of particles at 25°C and at 60 MPa into a tablet having a diameter of 20 mm is defined as a consolidation density, the consolidation density of the first Si-containing particles is 0.9 g/cm<sup>3</sup> or more, and that of the second Si-containing particles is less than 0.9 g/cm<sup>3</sup>.
Resumen de: EP4718524A1
The present invention may provide an apparatus for manufacturing an electrode, the apparatus comprising: a sheet supply unit for supplying a lithium metal sheet; an ultrasonic cutting unit that repeatedly approaches the supplied lithium metal sheet to cut the lithium metal sheet; and a blade that is provided in the cutting unit and forms a cutting line on the lithium metal sheet, wherein the cutting line (CL) is formed inside an outer boundary (OL) of the supplied lithium metal sheet.
Resumen de: EP4718593A1
Provided are a battery cell and a battery module. The battery cell comprises a case comprising a space for accommodating an electrode assembly, a cap plate placed in an opening of the case to seal the case and comprising an electrolyte inlet formed therein, a first terminal and a second terminal installed to protrude outwardly through the cap plate, and a cell cap placed on a top side of the case to cover the cap plate.
Resumen de: EP4718529A1
Provided are a monocrystalline positive electrode material, a preparation method thereof and a lithium-ion battery. The monocrystalline positive electrode material is a particulate matter, including an inner layer material and a coating layer coated on the surface of the inner layer material; where the particulate matter includes first particles having an average particle diameter F1 of 1.0-2.0 µm and second particles having an average particle diameter F2 of 2.5-6.0 µm, and the average thickness T1 of the coating layer of the first particles is less than the average thickness T2 of the coating layer of the second particles; the coating layer includes a fast ion conductor, and the molecular expression of the inner layer material is: Li1+aNixCoyMzQbO2±cAd, where 0≤a<0.20, 0.60≤x<1.0, 0
Resumen de: EP4718536A1
A positive electrode material for a sodium-ion battery, and a preparation method thereof and use thereof, where the positive electrode material for the sodium-ion battery has a chemical general formula Na<sub>a</sub>Ni<sub>b</sub>Fe<sub>c</sub>Mn<sub>d</sub>M<sub>c</sub>A<sub>f</sub>O<sub>2</sub>, where the element M and the element A are doping elements, M-O of the element M has a bond energy of greater than 500 kJ/mol, the element A has an ionic radius of greater than or equal to 0.06 nm, and the element A has a valence state of +3 of higher, and a XRD pattern of the positive electrode material for the sodium-ion battery is free of impurity phase diffraction peak in a range of 42.5°-43.5°. The element M is doped at a position of an interstitial atom, which can confine oxygen and restrict oxygen release in a desodiation state, and the element A can preferentially replace a transition metal at a transition metal site, playing a supporting role, and thus improving the gas generation problem of the positive electrode material for the sodium-ion battery during cycling.
Resumen de: EP4717516A1
The present application provides a thermal management apparatus for an electric vehicle, the thermal management apparatus includes a connecting apparatus, where the connecting apparatus includes: an air intake port provided on a first end of the connecting apparatus; an air outlet port provided on a second end of the connecting apparatus; and a channel provided within the connecting apparatus and used for gas flow, where one end of the channel is the air intake port and the other end of the channel is the air outlet port, where the air intake port is used to receive gas, a temperature of the gas flowing in through the air intake port being lower than an ambient temperature of an environment where the thermal management apparatus is located, and the gas flows out through the air outlet port after passing through the channel, and where the second end of the connecting apparatus is used to connect or contact a grille of the electric vehicle, an edge of the second end of the connecting apparatus being able to cover the grille of the electric vehicle, and a temperature of the gas flowing out through the air outlet port is lower than the ambient temperature, to cool a component inside the grille.
Resumen de: EP4717674A1
Provided in the present application are a lithium-containing precursor of a positive electrode material and a preparation method therefor, a positive electrode material, and a lithium secondary battery. The lithium-containing precursor of a positive electrode material satisfies the chemical formula Li<sub>a</sub>(Ni<sub>x</sub>Co<sub>y</sub>Mn<sub>1-x-y</sub>)O<sub>(1+a)</sub>(Li<sub>2</sub>CO<sub>3</sub>)<sub>z</sub>, wherein a is 0.10-1.08; 0 < x < 1, 0 < y < 1, and x+y < 1; z is greater than 0 and less than or equal to 0.354, and the carbon content thereof is greater than 0 and less than or equal to 6.2 wt%. In the lithium-containing precursor of a positive electrode material disclosed in the present application, the production process flow of the positive electrode material is simplified by directly pre-sintering lithium into the precursor, such that decomposition of lithium carbonate into carbon dioxide is reduced, and carbon emissions are reduced; since lithium is directly pre-sintered into the precursor, the loss ratio of lithium during the sintering of the positive electrode material is reduced, thereby improving the finished product yield under the same bowl-loading amount, and greatly increasing the production capacity of a production line; and in addition, when the lithium-containing precursor of a positive electrode material in the present application is
Resumen de: EP4718569A2
Gegenstand der Erfindung ist eine Aufnahme (2) zum Befüllen mindestens einer Elektrochemischen-Zelle (0), insbesondere zur Durchführung einer Infiltration der Kathode mit einer Salzschmelze bei erhöhter Temperatur und/oder unter Inertgas, vorzugsweise unter Ausschluss von Feuchtigkeit und/oder Sauerstoff, wobei die Aufnahme (2) zur Aufnahme der Elektrochemischen-Zelle eine innere Oberfläche (2.3), insbesondere mit mindestens einer Seitenwand (2.4) und optional einem Boden (2.5) aufweist und die Aufnahme mit innerer Oberfläche eine obere Öffnung (2.1) zur Aufnahme, d.h. Positionierung der Elektrochemischen-Zelle (0) in der Aufnahme (2), aufweist, wobei die innere Oberfläche der Aufnahme (2) aus einem gegenüber Chlorid-Ionen beständigem Material ist, bevorzugt aus einem gegenüber Chlorid-Ionen beständigen Material bei erhöhter Temperatur. Des Weiteren ist Gegenstand der Erfindung eine Vorrichtung und ein System zum Befüllen mindestens einer Elektrochemischen-Zelle (0) und zum Verschließen dieser Zelle, insbesondere zum hermetisch temporären oder hermetisch dauerhaften Verschließen.
Resumen de: EP4718513A1
The negative electrode of the secondary battery includes a negative electrode current collector and a negative electrode active material layer that is supported by the negative electrode current collector and that contains a negative electrode active material. The negative electrode active material layer includes an upper layer and includes a lower layer. The negative electrode active material contains at least a graphite particle, and a Si-containing particle in which a carbon and a Si are compounded to be composite. A response area size of the negative electrode active material contained in the upper layer is smaller than a response area size of the negative electrode active material contained in the lower layer, and a Si amount of a first Si-containing particle contained in the upper layer is smaller than a Si amount of a second Si-containing particle contained in the lower layer.
Resumen de: EP4718612A1
Disclosed are a battery pack and a vehicle including the same. A battery pack according to an embodiment of the present disclosure may include: a plurality of battery modules having a plurality of battery cells stacked therein; a pack case configured to store the plurality of battery modules; and a fastening member configured to fasten the pack case, wherein at least a portion of the fastening member is inserted and fixed into the pack case, and at least a portion thereof melts or burns when temperature rises.
Resumen de: EP4718614A1
Disclosed is a battery pack and a vehicle including the same. The battery pack includes a plurality of battery modules in which a plurality of battery cells are stacked; a pack case in which the plurality of battery modules are accommodated; and a fastening member configured to fasten the pack case, wherein at least a portion of the fastening member is directly fastened to the pack case and at least a portion thereof melts or burns when temperature rises.
Resumen de: EP4718599A1
The present disclosure relates to a pack housing comprising a heat sink, a pair of side frames coupled to both side surfaces of the heat sink, and a front frame and a rear frame coupled to the front and rear of the heat sink respectively, wherein, in one example, the heat sink and the pair of side frames are integrally formed by extrusion molding, and accordingly, no separate bonding surface is formed between the heat sink and the pair of side frames.
Resumen de: EP4718543A2
This application provides a battery current collector and a preparation method thereof, a secondary battery, a battery module, a battery pack, and an electric apparatus. The battery current collector includes a foam metal layer (1) and a strength enhancement layer (2), where the strength enhancement layer (2) is a sheet-shaped metal layer, and the strength enhancement layer (2) and the foam metal layer (1) are stacked and metallurgically bonded, alleviating a problem of poor mechanical performance of current collectors in the related art. The strength enhancement layer (2) and the foam metal layer (1) are connected by metallurgical bonding, which helps ensure not only structural strength of the strength enhancement layer (2) and the foam metal layer (1), but also good conductivity between the strength enhancement layer (2) and the foam metal layer (1). Further, the manner of metallurgical bonding helps reduce production costs.
Resumen de: EP4717327A1
A pressure drop responsive gas tank includes: a tank main body inside a container, filled with a non-combustible gas, and having a discharge passage configured to discharge the non-combustible gas; and an opening device mounted on the discharge passage and configured to open the discharge passage when an internal pressure of the container is lower than an atmospheric pressure so that the non-combustible gas is discharged from the tank main body.
Nº publicación: EP4718622A2 01/04/2026
Solicitante:
CONTEMPORARY AMPEREX TECHNOLOGY HONG KONG LTD [HK]
Contemporary Amperex Technology (Hong Kong) Limited
Resumen de: EP4718622A2
Provided in the embodiments of the present application are a battery cell, a battery, and an electric device. The battery cell comprises a housing, an electrode assembly, a first electrode terminal and a cover plate. The housing comprises a cylindrical body and a cover body, which are integrally formed, and one end of the cylindrical body away from the cover body is provided with an opening. The electrode assembly is accommodated inside the housing and comprises a first tab. The first electrode terminal is arranged on the cover body and is used for being electrically connected to the first tab. The cover plate is connected to the cylindrical body and covers the opening. By means of mounting the first electrode terminal on the cover body, the space between the position, where the cylindrical body and the cover plate are connected to each other, and the first electrode terminal can be increased, such that effect on the position, where the cylindrical body and the cover plate are connected to each other, is reduced when the battery cell is subjected to an external impact, the risk of connection failure between the cover plate and the housing is reduced, and electrolyte leakage is reduced, thereby improving the safety.
BOPI
Sede Electrónica
