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1712
resultados
Última actualización
08/06/2025 [07:17:00]
Resultados 700 a 725 de 1712
Resumen de: CN119631193A
A coated particulate material for an electrode of an electrochemical cell and a method for preparing the coated particulate material, an electrode comprising the coated particulate material, an electrochemical cell comprising the coated particulate material and the use of the coated particulate material for preparing an electrode for an electrochemical cell.
Resumen de: CN119631222A
The container (12) comprises a structure (30) for receiving the battery module (16), the structure comprising upper corner pieces (70) mounted on upper corners of a peripheral wall (36) of the structure (30), the structure (30) further having a top plate (40) extending between the upper corners. The top plate (40) comprises a drainage area (80) comprising at least two inclined surfaces (82A to 82D) inclined between the lower edge and at least one upper point (86) common to the two inclined surfaces (82A to 82D) so as to allow water received on each inclined surface (82A to 82D) to flow towards its lower edge. The drainage region (80) lies in or below a plane (P) defined by the upper surface (72) of the upper corner piece (70).
Resumen de: WO2024023316A1
The invention relates to a thermal management system (1, 1a, 1b, 41, 51, 61) comprising a fluid cooling circuit (2) comprising a cooling channel (3) in a thermal load (4), a cooling pump (5) arranged to circulate cooling fluid inside the fluid cooling circuit (2) and a heat exchanger (6) connected between the cooling channel (3) in the thermal load (4) and the cooling pump (5). The fluid cooling circuit (2) comprises a heat exchanger by-pass valve (7) connected to the cooling channel (3) in the thermal load (4) and to the cooling pump (5). The thermal management system (1, 1a, 1b, 41, 51, 61) comprises a ram air channel (8) comprising a ram air inlet door (9). The ram air channel (8) is arranged to provide cooling to the heat exchanger (6) by ram air cooling when the ram air inlet door (9) is open. The thermal load (4) is an electric motor (13) with at least two associated motor controllers (14) connected in parallel with the electric motor (13). The invention also relates to an electric aircraft (23) comprising a thermal management system.
Resumen de: EP4564560A1
A battery and an electrical device are provided. The battery includes at least one cell group. Each of the at least one cell group includes two cell rows. Each of the two cell rows includes at least one cell. In one cell group, each of the at least one cell in one of the two cell rows has a first end surface facing towards another one of the two cell rows. The first end surface is provided with a pressure relief structure. The cell has an electrical connection terminal at a surface of the cell other than the first end surface.
Resumen de: CN119487678A
The invention discloses a battery pack having: a cell group wherein the cell group comprises cells each defining a cylindrical body wherein the cells are enclosed in respective sleeves wherein the cells are further enclosed in thermoplastic spacers such that the cells are axially parallel to each other and distributed in a planar array, and wherein adjacent ones of the cells are laterally spaced apart from each other by a thermal barrier defining a pitch formed by thermoplastic spacers.
Resumen de: CN119731799A
The invention relates to an electrochemical cell comprising:-a negative electrode comprising an active material; -a positive electrode comprising an active material comprising a lithium ferromanganese phosphate; -a gel electrolyte comprising a matrix, said matrix being a polymer obtained by crosslinking monomers comprising at least two acrylate groups, whereby a liquid mixture comprising at least one solvent, at least one lithium salt and a free-radical polymerization thermal initiator is incorporated into the matrix.
Resumen de: WO2024022727A1
The invention relates to a battery module (1) having a plurality of individual battery cells (3) in a housing (2), having an integrated module heating facility (60), the module heating facility (60) being formed by an electrically conductive and resistive material (6) arranged in an electrical circuit together with a switching element (9). The battery module according to the invention is characterized in that the module heating facility (60) is formed from a foamed material (6), which fixes the individual battery cells (3) in the housing (2). In addition, the invention relates to a method for heating a battery composed of battery modules (1) of this type, in which battery pulse-width-modulated control according to the required thermal energy is carried out by way of the respective switching elements (9) of the respective battery modules (1).
Resumen de: CN119731843A
The invention relates to a pressure compensation device (20) for compensating for an internal pressure in a receiving housing, in particular a battery housing, of an electrochemical or electronic device, having a housing (20.3) which has at least one ventilation opening (20.4) which forms a gas-permeable connection between an inner side (20.1) and an outer side (20.2) of the housing (20.3), the ventilation opening (20.4) is blocked by means of a gas-permeable or gas-tight membrane (40), and wherein a rupture element (30) is assigned to the membrane (40), which rupture element is designed and positioned in such a way that, when the membrane (40) is deformed in the direction of the outer side (20.2), it is broken at least at one point under the action of the rupture element (30) in order to provide a flow connection from the inner side (20.1) to the outer side (21.1) via the ventilation opening (26.2). In order to enable a reproducible rupture behavior in such a pressure compensation device in a simple manner, it is provided according to the invention that the membrane (40) is connected, in particular integrally connected, to the rupture element (30) with its membrane inner side (42) facing the inner side (20.1) of the housing (20.3).
Resumen de: US2025158172A1
The invention relates to a multi-layered protective element (20) for a battery (1) with at least two battery cells (10), which are arranged next to one another, wherein the protective element (20) can be arranged between the battery cells (10), and wherein the protective element (20) has a compressible core layer (21). According to the invention, the core layer (21) predominantly comprises animal wool and the layer thickness of the core layer is 60 to 98% of the total thickness of the protective element. The invention also relates to a battery (1) and to the use of the protective element (20) for a battery (1).
Resumen de: CN119546428A
The invention relates to a cutting device for cutting off segments (7) for energy cells from a continuous web (5) which is fed into a gap (6) in a cutting plane (I), according to the invention, the cutting device has a cutting rotation mechanism which is arranged on one side of the gap (6) and is driven by means of a first drive mechanism (100) for a rotational movement about an axis of rotation, said cutting rotation mechanism having at least one cutting blade (3), in particular a cutting drum (1), which projects radially outward from a boundary surface of the cutting rotation mechanism, the invention relates to a cutting drum (2) for cutting a continuous web (5), comprising at least one cutting blade (3) which projects radially outward from the circumferential surface of the cutting drum (2), the cutting edge (9) of the cutting blade (3) sliding in a point contact (S) on the cutting edge (8) of a counter blade (4) during a rotary movement of a cutting rotary mechanism, in particular of the cutting drum (1), during the cutting of the continuous web (5), and the first drive mechanism (100) is subjected to torque adjustment at least during the slippage of the cutting edge (9) of the cutting blade (3) on the cutting edge (8) of the counter blade (4).
Resumen de: CN119584877A
The invention relates to an aerosol-generating device comprising: a first power source and a second power source; and circuitry including a controller configured to supply electrical energy to the at least one electrical heater from the first and second power sources. The first power source and the second power source are different types of power sources. The invention also relates to an aerosol-generating system comprising the aerosol-generating device. The invention also relates to a method for generating an aerosol in an aerosol-generating device.
Resumen de: EP4564554A1
The present invention relates to a battery module and a battery pack including the same, and the battery module includes a battery cell, a side plate which faces a side surface of the battery cell and includes a protruding portion protruding in a width direction of the battery cell, a cell terminal protruding from the battery cell toward the side plate, a busbar holder coupled to the side plate and disposed between the side plate and the battery cell, and a busbar supported by the busbar holder and connected to the cell terminal.
Resumen de: EP4564562A1
A battery pack according to one embodiment of the present disclosure includes: pack frames on which a plurality of battery modules are mounted; at least one discharge part located on one side surface of the pack frames; a first filter part located between the pack frames and a battery module located closest to the discharge part among the plurality of battery modules; and a second filter part located at a position corresponding to the discharge part at one side surface of the pack frames, wherein materials generated in the battery module move through the first filter part, the second filter part, and the discharge part.
Resumen de: EP4563384A1
An electric work vehicle includes a battery housing and an air cooling system to cool air within the battery housing. The air cooling system includes a first evaporator (48, 52) and a second evaporator (56, 60, 64, 68) supported by the battery housing, and in a plan view, at least a portion of the first evaporator (48, 52) is forward of at least a portion of the second evaporator (56, 60, 64, 68) in a front-rear direction of the electric work vehicle.
Resumen de: EP4564510A1
The present invention relates to a solid electrolyte that includes sulfide-based solid electrolyte particles; and a buffer layer including Li<sub>2</sub>CO<sub>3</sub> that is formed on the sulfide-based solid electrolyte particle, wherein, in a near-infrared (NIR) spectrum, an integral value of a Li<sub>2</sub>CO<sub>3</sub> band present in a range of 5,200 cm<sup>-1</sup> to 4,725 cm<sup>-1</sup> is in a range of 2.0 to 8.0, and an all-solid-state battery including the same.
Resumen de: EP4564486A1
The disclosure aims to provide an electrochemical device mixture capable of improving the sheet strength, an electrochemical device mixture sheet, an electrochemical device, and a method for producing an electrochemical device mixture sheet. Provided is an electrochemical device mixture containing: a fluoropolyether; a fibrillatable resin; and an electrochemical device material.
Resumen de: EP4564572A1
The present invention relates to a microporous separator for lithium battery and its preparation method. Specifically, the present invention provides a microporous separator for lithium battery, which is a single-layer porous membrane containing polyolefin resin, having excellent elastic recovery performance in both a machine direction and a transverse direction. The present invention further provides a preparation method for a separator for lithium-ion battery with high planar elastic recovery.
Resumen de: EP4564375A1
Disclosed is a wire for electrical connection, the wire including a metal conductor located at the inner center thereof, a plurality of gas discharge members added to an outer surface of the metal conductor, the gas discharge members being disposed in a longitudinal direction of the metal conductor, an insulative tube configured to cover the outer surface of the metal conductor to which the plurality of gas discharge members is added, and a highly refractory covering layer configured to cover the insulative tube, whereby it is possible to prevent liquid and gas generated in the wire from being discharged in an unspecified direction in the event of fire.
Resumen de: EP4564450A1
An electrode plate, a battery, and a vehicle are provided. The electrode plate includes a current collector, an active material layer, and a tab. The active material layer covers the current collector. The tab is connected with the current collector. Y= (Z × m)/(n × 100000) is defined. Y is a comprehensive rate impact characteristic of the electrode plate. Z is a preset path distance by which an electron in the active material layer flows to the tab. The preset path distance is a larger value in a length direction or a width direction of the current collector. m is a surface density of the electrode plate. n is a quantity of tabs. Y satisfies: 0.14 ≤Y ≤ 3.2. Through the electrode plate, a problem of degrading in a rate capability of an electrode plate caused by over-designing can be resolved.
Resumen de: EP4564528A2
The disclosure provides a battery pack including a box body (1), a battery module (2), a cell contact system (3), and multiple heat-conducting portions (4). The box body (1) is provided with an accommodating cavity (11); the battery module (2) is disposed in the accommodating cavity (11); the cell contact system (3) is disposed in the accommodating cavity (11) and connected to the battery module (2); the cell contact system (3) includes multiple busbars (31) and multiple insulating brackets (32) arranged at intervals; and each of the insulating brackets (32) is provided with one or more snap slot portions (33) recessed towards a first direction, and the busbars (31) are disposed in the one or more snap slot portions (33); and the heat-conducting portions (4) are disposed in the one or more snap slot portions (33) and connected to a side of the busbars (31) away from the battery module (2).
Resumen de: EP4564497A1
Disclosed in the embodiments of the present application are a deviation correction device and processing apparatus for a cylindrical battery. The deviation correction device comprises a deviation correction mechanism, which is arranged on a welding station of a first end cap assembly, wherein the deviation correction mechanism is configured to correct the deviation of a combined part to which a second end cap assembly is welded, such that the first end cap assembly is welded to an electrode assembly of the corrected combined part, at the welding station of the first end cap assembly, and the combined part comprises the electrode assembly and a housing. The deviation correction device provided in the present application can effectively solve the problem of deflection of a battery cell prior to a process of an end cap assembly being welded thereto, thereby facilitating improvement of the product yield of batteries.
Resumen de: EP4564546A1
Disclosed herein is a battery cell and a battery cell manufacturing method, and is intended to provide a battery cell and a battery cell manufacturing method capable of preventing assembly errors due to a collision with a boss terminal during a process of assembling a cap cover to a case. To this end, the present disclosure provides one or more electrode assemblies each including a positive electrode and a negative electrode, a case into which the electrode assemblies are built, a cap cover configured to cover an open region of the case, an electrode tab connected to the electrode assemblies, and a boss terminal guided by the cap cover, passing through the cap cover, and coupled to the electrode tab.
Resumen de: EP4564529A1
The present disclosure relates to a battery management system and a vehicle. The battery management system includes a battery pack and a heat exchange plate. The heat exchange plate is configured to exchange heat with the battery pack. The heat exchange plate is provided with multiple pairs of inlets and outlets. At least one flow channel is in communication between one pair of inlet and outlet. Projections of all flow channels in the heat exchange plate on the battery pack cover the battery pack. Each inlet is configured to be in communication with an external phase change working medium source. A dryness of a phase change working medium at each outlet is less than or equal to 0.93. In the battery management system of the present disclosure, multiple pairs of inlets and outlets are provided on a heat exchange plate, and a flow channel in which a phase change working medium flows is arranged between one pair of inlet and outlet. In this way, the heat exchange plate can absorb heat released by different regions of the battery pack. In addition, a dryness of the phase change working medium at each outlet is less than or equal to 0.93, which ensures a heat dissipation effect of the heat exchange plate. Therefore, temperature uniformity and heat dissipation efficiency of the battery management system of the present disclosure are improved.
Resumen de: EP4563854A1
The present disclosure discloses a valve assembly, a temperature adjusting apparatus, a battery tray, a battery pack, and a power consuming device. The valve assembly includes: a valve body and an adjusting component. The valve body is provided with a first fluid conducting orifice and a second fluid conducting orifice. The first fluid conducting orifice is configured to communicate a flow channel inlet of a temperature adjusting member with an outside, and the second fluid conducting orifice is configured to communicate a flow channel outlet of the temperature adjusting member with the outside. The adjusting component is arranged on the valve body and configured to adjust a flow rate of the first fluid conducting orifice and a flow rate of the second fluid conducting orifice. The valve assembly designed according to the present disclosure can be configured to adjust a flow rate of a cooling medium entering the temperature adjusting member and adjust a flow rate of the cooling medium flowing out of the temperature adjusting member. The valve assembly has rich functions and is arranged more flexibly. The valve assembly can be arranged according to actual needs to achieve richer temperature adjusting effects.
Nº publicación: EP4564506A1 04/06/2025
Solicitante:
NINGDE AMPEREX TECHNOLOGY LTD [CN]
Ningde Amperex Technology Ltd
Resumen de: EP4564506A1
A secondary battery includes a current interrupt device. A trigger pressure of the current interrupt device is a kPa, 1 ≤ a ≤ 4. The secondary battery contains an electrolyte solution. The electrolyte solution includes a chain ester. A saturation vapor pressure of the chain ester at 25 °C ranges from 4 kPa to 100 kPa. Based on a mass of the electrolyte solution, a mass percent of the chain ester is b%, 35 ≤ b ≤ 80.
BOPI
Sede Electrónica
