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1197
resultados
Última actualización
17/08/2025 [07:30:00]
Resultados 350 a 375 de 1197
Resumen de: WO2025167003A1
The present application relates to a thermal insulation pad, a battery and an electric device. The thermal insulation pad comprises a thermal insulation pad body and a strain detection member, wherein the strain detection member is arranged in the thermal insulation pad body. The thermal insulation pad is applied to a battery, and has the effect of slowing down thermal runaway of the battery, and by means of the strain detection member arranged in the thermal insulation pad, the state of the battery during use can be accurately obtained.
Resumen de: WO2025170941A1
Example embodiments relate to methods for charging battery modules. An example method includes selecting enough battery modules from a pool of battery modules in an energy storage system to reach a target voltage level. The method also includes connecting the selected battery modules to receive regulated power from a ground support module via a power cable. The method also includes sending a first regulated power request to the ground support module via a first data bus. The method also includes determining that a particular battery module of the connected battery modules has reached a maximum voltage limit associated with the particular battery module. The method also includes, in response to determining that the particular battery module has reached the maximum voltage limit, adjusting one or more battery modules in the pool of battery modules that are connected to receive the regulated power from the ground support module.
Resumen de: WO2025170474A1
Examples of electrochemical cells are disclosed. The electrochemical cell can comprise a container, an inner half-cell within the container, an outer half-cell within the container, and a product transport tube for transporting hydrogen from the electrochemical cell. The inner half-cell can define a substantially gas-tight internal volume. An inner portion of the product transport tube can be within the internal volume. The inner portion of the product transport tube can be hydrogen permeable. A method of fabricating an electrochemical cell is also disclosed.
Resumen de: WO2025170360A1
According to exemplary embodiments, a battery pack is provided. The battery pack includes: a base plate; a thermal interface material (TIM) layer on the base plate; and a battery cell assembly on the TIM layer. The battery cell assembly includes: a plurality of battery cells arranged in a first direction; first and second side beams spaced apart from each other in the first direction with the plurality of battery cells therebetween; and a lifting band coupled to the first and second side beams.
Resumen de: WO2025170413A1
Disclosed are a sensing block and a battery module assembly having same. The sensing block may include a frame, a circuit board, and a discharge channel. The frame may be formed to correspond to the plurality of battery cells. The circuit board is mounted on the frame, and may be formed to be connected to an external device to monitor the states of the battery cells. The discharge channel may include a discharge channel formed to allow moisture to be discharged from a space between the frame and the circuit board.
Resumen de: WO2025170411A1
According to exemplary embodiments, equipment for manufacturing a secondary battery is provided. The equipment comprises: a first jig assembly for fixing a weldment and including a first opening for exposing the surface of the weldment; a second jig assembly for fixing the weldment and including a second opening for exposing the surface of the weldment; and a beam irradiation system for irradiating the weldment with a welding beam through one of the first and second openings; and a cleaning assembly for clean the first and second openings.
Resumen de: WO2025167278A1
A negative electrode sheet. The negative electrode sheet comprises a current collector and a negative electrode active material layer, which is arranged on the surface of the current collector, wherein the negative electrode active material layer comprises artificial graphite. The negative electrode sheet satisfies: 0.2≤S×E/(D×P)≤1.2, wherein S is the structural strength of the artificial graphite, and the structural strength refers to the ratio of the volume-average particle size Dv50 of the artificial graphite after powder pressing under a pressure of 20 KN to the volume-average particle size Dv50 thereof before powder pressing; E is the resistivity of the negative electrode sheet; D is the surface defect degree of the negative electrode sheet, and the surface defect degree refers to the peak area ratio of the D peak to the G peak of the artificial graphite; and P is the porosity of the negative electrode sheet.
Resumen de: WO2025167263A1
A negative electrode current collector and a preparation method therefor, a sodium secondary battery, and an electrical device. The negative electrode current collector comprises: a substrate; and a functional layer, arranged on at least one side of the substrate. The functional layer comprises a multifunctional additive. The multifunctional additive comprises NaxMNy•zH2O, where M comprises an atom capable of forming an alloy with Na, N comprises at least one of an O atom, an S atom, and/or an Se atom, and 0
Resumen de: WO2025167257A1
The present application discloses a thermal management system, a battery pack, and a thermal management method. The thermal management system comprises: a first circuit in communication with a second circuit, wherein the first circuit is a cooling-medium circulation circuit inside a battery pack, the second circuit is a cooling-medium circulation circuit outside the battery pack, and the first circuit and the second circuit form a total circuit; and a switching device, arranged in the total circuit, and used to block the second circuit and connect the first circuit when the battery pack is abnormal. In this way, when the battery pack has thermal runaway, the temperature inside the battery pack can be reduced to avoid thermal propagation, thereby improving the safety of the battery pack.
Resumen de: WO2025167243A1
The present application discloses a top cover support frame, a top cover assembly, and a battery. The top cover support frame is applied to a battery provided with a liquid injection hole. The top cover support frame comprises a support plate and a first protrusion. The support plate has a first surface and a second surface opposite to each other, and the first protrusion projects from the first surface. The top cover support frame is provided with a buffer recess and a liquid passage hole at least penetrating a side wall of the buffer recess. The buffer recess is partially arranged on the first protrusion and an opening thereof passes through the second surface. A bottom wall of the buffer recess is disposed opposite to the liquid injection hole.
Resumen de: WO2025167031A1
Disclosed in the present invention are screened carbon, and a preparation method therefor and a use thereof. Carbon is primarily deposited at pore openings of the screened carbon; carbon is secondarily deposited at the positions, corresponding to the pore openings, on the surface of the primary deposited carbon; the carbon deposited two times do not enter the interior of pore bodies; the diameters of the pores subjected to two-time deposition are all less than 0.33 nm; the specific surface area of the screened carbon subjected to a CO2 adsorption and desorption test is 0-10 m2/g. By means of two chemical vapor deposition, the present invention adjusts the pore openings to be less than 0.33 nm while keeping the original sizes of the pore bodies, thereby effectively improving the initial coulombic efficiency of a carbon material.
Resumen de: WO2025167030A1
A liquid injection system and method for a battery cell. The liquid injection method for a battery cell is applicable to an upper-level computer, and comprises: in response to a battery cell to undergo liquid injection arriving at a liquid injection station, acquiring corresponding position memory information of the battery cell in a tray; determining an actual liquid preparation amount and a preset liquid preparation amount corresponding to a liquid injection mechanism deployed on the liquid injection station; and when the difference between the actual liquid preparation amount and the preset liquid preparation amount is less than or equal to a preset deviation value, acquiring liquid injection data of the battery cell, wherein the liquid injection data is obtained by the liquid injection mechanism when performing liquid injection on the battery cell on the basis of the actual liquid preparation amount and the position memory information.
Resumen de: WO2025167019A1
A heat exchange member (100), a battery (1000), and an electrical device. The heat exchange member (100) comprises: a plurality of connecting tubes (10), arranged at intervals; a current collector (20), having an inlet (201) and an outlet (202), wherein the inlet (201) is used for inputting a medium, the outlet (202) is used for outputting a medium, the current collector (20) is connected to and communicated with each connecting tube (10), the current collector (20) and the plurality of connecting tubes (10) jointly form a plurality of liquid flow paths arranged in parallel, and each liquid flow path extends from the inlet (201) to the outlet (202); and a reinforcing member (30), provided on the current collector (20) and configured to enhance the strength of the current collector (20).
Resumen de: WO2025167018A1
A heat exchange tube (10), a battery (1000), and an electric apparatus. The heat exchange tube (10) comprises a plurality of heat exchange sections (101), the plurality of heat exchange sections (101) are separately formed, and the plurality of heat exchange sections (101) are sequentially spliced and communicated; each heat exchange section (101) comprises a bent section (12) and straight sections (11), two straight sections (11) of any two adjacent heat exchange sections (101) are connected by means of a lap joint structure (13), the lap joint structure (13) comprises a first insertion portion (131) and a second insertion portion (132), and the first insertion portion (131) is inserted into the second insertion portion (132) and is connected to the second insertion portion (132).
Resumen de: WO2025170390A1
The present invention provides a porous polymer substrate in which a first polymer comprises an olefin-derived first repeating unit and a second polymer comprises: a hard segment comprising an olefin-derived second repeating unit; and a soft segment comprising a third repeating unit derived from a hydrophilic group-containing or oxygen-containing monomer, wherein the weight average molecular weight of the first polymer is at least three times greater than the weight average molecular weight of the second polymer.
Resumen de: WO2025170394A1
A battery diagnostic method according to an embodiment of the present invention is to diagnose a battery assembly including a battery bank provided by connecting a plurality of battery cells in parallel to each other, the battery diagnostic method comprising: a secondary differential profile generation step for generating a secondary differential profile indicating the relationship between a secondary differential capacity and the voltage of the battery bank, the secondary differential capacity being obtained by secondarily differentiating the capacity of the battery bank with respect to the voltage of the battery bank; and a diagnosis step for detecting a target peak located in a predetermined voltage section from among a plurality of peaks of the secondary differential profile so as to diagnose the state of the battery bank on the basis of a secondary differential capacity value of the target peak.
Resumen de: WO2025170300A1
The present invention relates to an electrode trimming device. The electrode trimming device according to the present invention comprises: a trimming knife that is positioned on the opposite side of an electrode sheet from a conveying roller conveying the electrode sheet, and performs a trimming process for removing unnecessary portions of the edges of the electrode sheet; a support unit supporting the trimming knife; and a stopper unit that is supported by the support unit and spaces the trimming knife a predetermined distance apart from the conveying roller, thereby preventing the trimming knife from coming into direct contact with the conveying roller.
Resumen de: WO2025170209A1
A battery cell assembly of the present invention comprises: a plurality of battery cells each having a positive electrode terminal and a negative electrode terminal; a housing provided to accommodate the plurality of battery cells; and a plurality of holder assemblies including a positive electrode bus bar detachably provided in each of the plurality of battery cells and provided to be in contact with and electrically connected to the positive electrode terminal, and a negative electrode bus bar provided to be connected to the negative electrode terminal.
Resumen de: WO2025170310A1
An in-line manufacturing facility for a secondary battery, according to one embodiment of the present invention, comprises: a plurality of facilities provided for manufacturing a secondary battery; and a docking unit including a pair of docking members respectively mounted on two facilities adjacent to each other, each having at least one mark formed at a contact portion, wherein the pair of docking members are arranged such that the mark forms a predetermined shape when the two adjacent facilities are assembled in a predetermined position, with a predetermined flatness and parallelism.
Resumen de: WO2025167270A1
The present application discloses a housing of a temperature sensor, a temperature sensor, a battery, and an electric apparatus. The housing of a temperature sensor comprises: a body portion, wherein an accommodating space is formed inside the body portion, an opening is formed in one end of the body portion, and the opening is communicated with the accommodating space; and a connecting portion located outside the body portion and connected to the body portion, wherein the connecting portion and the body portion jointly define a slot structure, a connecting structure is formed on the inner surface of the wall of the slot, and the connecting structure is used for limiting the movement of the body portion in the insertion direction of the slot structure. The slot structure of the housing is connected to a tab by means of insertion, and a part of the tab is located in the slot. Compared with the structure in which the housing is mounted on one side of the tab, the mounting space on two sides of the tab can be fully utilized to mount the housing, so as to save the mounting space.
Resumen de: WO2025167293A1
The present application relates to the technical field of batteries, and provides a battery assembly and a device. By controlling the size parameters of a heat absorption piece arranged on the surface of one side of a casing of a cell in the battery assembly, the mass of a heat absorption main material, the size parameters of the casing, related parameters during thermal runaway, etc. to satisfy a certain relationship, it can be guaranteed that the heat absorption piece can fully inhibit heat of a battery in thermal runaway from diffusing to an adjacent battery, and the space utilization rate of the battery assembly containing the plurality of cells is not excessively affected.
Resumen de: WO2025167413A1
Disclosed are a battery and an electric device. The battery comprises a case; battery cell rows, each comprising a plurality of battery cells arranged in a first direction, wherein the plurality of battery cell rows are stacked in a second direction to form a battery cell array and are placed in the case; and a thermal management part disposed on the sides of the plurality of battery cells in a third direction for heat exchange with the battery cells, wherein the first direction, the second direction, and the third direction are perpendicular to each other.
Resumen de: WO2025167241A1
A battery cell, a battery, and an electric device. The battery cell (100) comprises: an electrode assembly (10), wherein the electrode assembly (10) comprises a body part (11) and tabs (12); a casing (20) for accommodating the electrode assembly (10) and comprising a first wall (201), wherein mounting holes (2021) are formed in the first wall (201); and electrode terminals (30) provided on the first wall (201), wherein at least part of the tabs (12) extend into the mounting holes (2021), and the projection of the electrode terminals (30) in the thickness direction of the first wall (201) covers the projection of the tabs (12) in the thickness direction.
Resumen de: WO2025167015A1
A battery (1) and an electric device. The battery (1) comprises: a case body (200); battery cells (102), which are provided in the case body (200); a first heat exchange member (100), which is fitted to the outside of the case body (200); and a fixing member (25), which is provided on the case body (200), wherein the fixing member (25) is arranged close to at least one edge (100d) of the first heat exchange member (100), and is fastened and connected to the first heat exchange member (100) and the case body (200).
Nº publicación: GB2637949A 13/08/2025
Solicitante:
JAGUAR LAND ROVER LTD [GB]
Jaguar Land Rover Limited
Resumen de: GB2637949A
A method 600 of controlling a thermal management system (100, fig. 1) of an electric vehicle (200, fig. 2). The electric vehicle comprises one or more thermal customers, each having a respective target operating temperature range. For each thermal customer, a respective thermal indicator indicative of whether the respective thermal customer is above, below, or within its target temperature range is obtained 602. Information for a plurality of operating modes is obtained 604 comprising, for each mode, a respective thermal criterion for each thermal customer indicating whether the operating mode is compatible with the respective thermal customer being above, below, or within its target operating temperature range. One or more compatible operating modes are then selected 606, based on a comparison between the thermal indicator(s) and the operating mode information; and an output indicating the selected one or more compatible operating modes is indicated 608. A control system, computer readable instructions, a computer readable medium and a vehicle are also claimed.
BOPI
Sede Electrónica
