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1367
resultados
Última actualización
31/10/2026 [07:40:00]
Resultados 575 a 600 de 1367
Resumen de: EP4832118A2
A cathode active material for a lithium secondary battery according to an embodiment includes a plurality of a lithium metal oxide particle that include a core containing a lithium iron phosphate-based compound and being doped with at least one metal element of Ti, V and Mn; and a carbon coating formed of the core. A ratio of an intensity of a peak corresponding to PO4 relative to an intensity of a D band measured by a Raman spectroscopy analysis is in a range from 0.10 to 0.33.
Resumen de: EP4832143A1
0001 This application relates to the technical field of battery information collection modules, and in particular, to a cells contact system CCS assembly and a battery pack. The CCS assembly includes a signal collection board, an insulation mounting bracket, a thermally conductive member, and a temperature sensor. The insulation mounting bracket is fastened to a surface of a battery module, the battery module includes a plurality of battery cells that are sequentially arranged, and the insulation mounting bracket includes a mounting groove. The thermally conductive member is mounted in the mounting groove, a bottom wall of the mounting groove includes an opening, the opening faces the plurality of battery cells, and the thermally conductive member is in contact with surfaces of the plurality of battery cells through the opening. The temperature sensor collects temperature information of the thermally conductive member. The signal collection board is fastened to a side that is of the insulation mounting bracket and that faces away from the battery module, the signal collection board is connected to the temperature sensor, and the signal collection board is configured to: receive the temperature information collected by the temperature sensor, and transmit the temperature information to a controller. The CCS assembly detects the plurality of battery cells by using one temperature sensor, to reduce a quantity of temperature sensors and achieve structure optimization.
Resumen de: EP4832296A1
0001 The present application provides a control box for a battery and a control method therefor, a battery management system, and an energy storage system, said control box comprising an electrical isolator switch, the electrical isolator switch being connected between a battery and a high-voltage power supply and being configured to, on the basis of manual operation or control of a battery management system of the battery, disconnect the connection between the battery and the high-voltage power supply. The electrical isolator switch is provided with both a manual operation mode and an electrical operation mode, and, on the basis of manual operation or on the basis of control of the battery management system, can disconnect the connection between the battery and the high-voltage power supply. Moreover, the electrical isolator switch can replace a manual isolator switch and a high-voltage contactor in a traditional control box, thus solving the problems present in the traditional control box such as blind spots for current protection, sticking between the high-voltage contactor and the manual isolator switch, heat generation by the high-voltage contactor, and complex circuit connection inside of the control box, and providing the battery with more reliable protection.
Resumen de: EP4832182A2
Embodiments of this application provide an end cover assembly, a battery cell, a battery, and an electric device, pertaining to the field of battery technologies. The end cover assembly includes an end cover and an electrode terminal. The end cover has an abutting surface. A terminal assembly includes the electrode terminal and a connecting member, where the connecting member is configured to connect the electrode terminal and the end cover so as to fix the electrode terminal to the end cover, and the connecting member abuts against the abutting surface. The abutting surface is provided with a concave portion recessed in a thickness direction of the end cover, and the concave portion is configured to accommodate a part of the electrode terminal. The concave portion can accommodate a part of the electrode terminal, so that this part of the electrode terminal sinks into the concave portion, reducing space occupied by the electrode terminal outside the battery cell and helping to increase energy density of the battery.
Resumen de: EP4832191A2
A battery pack of the present technology includes: a lower pack housing including a bottom plate and a side wall frame surrounding edges of the bottom plate; an upper lid coupled to an upper surface of the side wall frame while covering the lower pack housing; and a pack gasket installed between the upper surface of the side wall frame and the upper lid, in which a first protruding part blocking the inside of the battery pack and the pack gasket is provided along the upper surface of the side wall frame
Resumen de: EP4832203A1
0001 A battery pack, an energy storage system and an electric device. In the battery pack, a heating assembly (20) is provided between two adjacent columns of battery cells (10), a heating portion (202) and a buffer portion (201) are stacked in a first direction, the heating portion (202) is adapted to heat the battery cells (10) and the buffer portion (201), and the buffer portion (201) is adapted to shrink under pressure and expand under heat so as to flexibly deform, and the heating assembly (20) fits with the battery cells (10).
Resumen de: EP4832178A1
A battery (100) and an electric apparatus are disclosed, pertaining to the field of battery technologies. The battery (100) includes a case assembly (1), a cell assembly (2), and a heat exchange assembly (3). The case assembly (1) includes a case (11). The cell assembly (2) is disposed in the case (11) and includes a plurality of battery cells (21). The heat exchange assembly (3) includes a heat exchanger (31), an adapter (32), and a connecting pipe (33), where the heat exchanger (31) is disposed outside the case (11) and defines a first flow passage (310), the adapter (32) is disposed inside the case (11) and defines a second flow passage (320), and the connecting pipe (33) penetrates the case (11) and connects the first flow passage (310) and the second flow passage (320).
Resumen de: EP4832294A1
The present invention relates to the technical field of new energy. Disclosed are a measurement and control module for intelligent charging and discharging, and a charging and discharging system using the module. The measurement and control module comprises measurement and control boards, each measurement and control board is in circuit connection with an automatic switching element and a battery to be measured, the automatic switching element is arranged on a main connecting wire of the battery and is connected to a power supply, and a bypass circuit that bypasses the corresponding battery to be measured is connected between the automatic switching element and the main connecting wire. The present invention aims to provide a measurement and control module for intelligent charging and discharging that has a compact and ingenious structure, is easy to use and has good effects, and a charging and discharging system using the module. The present invention is applied to new energy.
Resumen de: EP4832140A1
0001 This application provides an electrochemical device and an electronic device. The electrochemical device includes an electrode assembly and an electrolyte. The electrode assembly has a wound structure, and the electrode assembly includes a bent portion and a flat portion, where the flat portion has a maximum length of L mm, the bent portion has a maximum radius of D mm, and 5
Resumen de: EP4831860A1
0001 The present application relates to a drying state prediction method for an electrode sheet and a drying state prediction device for an electrode sheet. The drying state prediction method for an electrode sheet comprises: under a plurality of drying parameters, respectively drying electrode sheets to be predicted, wherein in the drying process, when the mass of said electrode sheets at the Nth moment and the mass of said electrode sheets at the (N-1)th moment meet a preset threshold value, said electrode sheets are dried into dry electrode sheets; obtaining electrode sheet data of said electrode sheets corresponding to different moments in the drying process, and constructing corresponding models between the moments and the electrode sheet data under the plurality of drying parameters, respectively; and determining, on the basis of the corresponding models respectively corresponding to the plurality of drying parameters, target data sets corresponding to target times under at least two of the plurality of drying parameters. Embodiments of the present application can effectively predict the drying characteristics of electrode sheets in the drying process, and can improve the prediction precision.
Resumen de: EP4832211A1
0001 The present invention discloses a battery and a battery pack. The battery includes a housing, an electrode assembly, an explosion-proof valve, and a pressure relief channel, wherein an actual equivalent sectional area S of the pressure relief channel satisfies: S _> (S<1>S<2>)/(nS<0>), and nS<0> ≥ S<1>, where S<1> is a total area of the explosion-proof valves, S<2> is a theoretical equivalent sectional area of the pressure relief channel, n is a quantity of the explosion-proof valves, and S<0> is an actual area of the explosion-proof valves.
Resumen de: FR3174330A1
L’invention propose des machines et procédés de calandrage comportant un premier rouleau de travail (10) monté rotatif sur un premier support de travail (14), un second rouleau de travail (20) rotatif, et au moins un premier rouleau d’appui (18) qui est monté rotatif sur un premier support d’appui (19), et qui, dans une position relative de contact, est en appui contre le premier rouleau de travail (10),caractérisée en ce que le premier support de travail (14) est monté sur le premier support d’appui (19) par l’intermédiaire d’un premier mécanisme de guidage (16), qui est porté par le premier support d’appui (19) et qui est distinct d’un bâti (2) de la machine, et par lequel le premier support de travail (14) est mobile, par rapport au premier support d’appui (19) et par rapport au bâti (2) de la machine, entre une position relative rapprochée, et une position relative écartée. Figure de l’abrégé : FIG. 6
Resumen de: FR3174443A1
L’invention concerne un dispositif de dissipation thermique (100) comprenant un caloduc (10) configuré pour un échange thermique entre, d’une part, des sources chaudes (12), comprenant un organe électrique (14), et, d’autre part, une source froide (15), ledit dispositif (100) comprenant en outre : - un premier organe (30) d’interface thermique en contact avec le caloduc (10) et destiné à être en relation d’échange thermique avec l’organe électrique (14), - un deuxième organe (50) d’interface thermique en contact avec le caloduc (10) et destiné à être en relation d’échange thermique avec la source froide (15), ledit premier organe (30) d’interface thermique comprenant une barre omnibus (60) de conduction électrique entre l’organe électrique (14), ladite barre omnibus (60) étant en complémentarité de forme avec ledit caloduc (10). L’invention concerne aussi un boîtier de connexion électrique, un dispositif de stockage d’énergie électrique et un véhicule comprenant un tel dispositif de dissipation. Figure pour l’abrégé : Figure 2
Resumen de: FR3174446A1
Module de batterie comportant une pluralité de cellules électrochimiques (2) et une armature de bridage mécanique (3) dans laquelle les cellules électrochimiques (2) sont emmanchées transversalement. L’armature de bridage mécanique (3) comporte : – une enveloppe rigide (6) comportant deux flasques (7A, 7B) opposés dont l’un est percé d’orifices de passage (8) dont les dimensions radiales sont supérieures aux dimensions radiales des cellules électrochimiques (2) ; – une garniture compressible (10) contenue dans l’enveloppe rigide (6), entre les deux flasques (7A, 7B), et percée d’orifices traversants de maintien (11) disposés chacun en vis-à-vis d’un orifice de passage (8), les orifices traversants de maintien (11) étant de dimensions radiales inférieures aux dimensions radiales des orifices de passage (8). Les cellules électrochimiques (2) sont insérées chacune dans un orifice de passage (8) et dans l’orifice traversant de maintien (11) correspondant, la garniture compressible (10) étant comprimée en enserrant radialement la cellule électrochimique (2). Figure pour l’abrégé : Fig.4
Resumen de: FR3174442A1
Dispositif de dissipation thermique, notamment pour véhicule automobile, ledit dispositif comprenant un caloduc (10) configuré pour un échange thermique entre, d’une part, une source chaude (12) comprenant un organe électrique (14), et, d’autre part, une source froide (16), ledit dispositif comprenant en outre : - un premier organe d’interface thermique (20) en contact avec le caloduc (10) et destiné à être en relation d’échange thermique avec l’une desdites sources chaude ou froide (12, 16), - un deuxième organe d’interface thermique (22) en contact avec le caloduc (10) et destinée à être en relation d’échange thermique avec l’autre desdits sources chaude ou froide (12,16), ledit premier organe d’interface thermique (20) présentant une première bride (20a) en contact avec le caloduc (10), une deuxième bride (20b) destinée à être en relation d’échange thermique avec ladite source chaude ou froide (12, 16) en cause et une zone souple (20c) située entre lesdites première et deuxième brides (20a, 20b). Figure pour l’abrégé : Figure 2
Resumen de: FR3174441A1
La présente invention concerne une composition comprenant un initiateur, un plastifiant, un sel de métal alcalin et au moins un monomère M1 pour la préparation d’un électrolyte polymère. La présente invention concerne également une ou plusieurs cellules électrochimiques et une batterie comprenant ledit électrolyte polymère.
Resumen de: US20260326616A1
0000 A method for operating a battery cell for a motor vehicle includes capturing an actual temperature of the battery cell and an actual current which relates to a power demand on the battery cell, performing a temperature prediction to calculate a cell core temperature on the basis of a thermal model of the battery cell using the actual temperature and the actual current, calculating a continuous current using the temperature prediction, predicting a degradation of a power limit using the temperature prediction and the continuous current, and outputting a control command for the operation of the battery cell using the power limit.
Resumen de: US20260327462A1
A back adhesive structure, comprising a release film and a back adhesive layer. The release film is provided with a first side and a second side opposite to each other. The first side is connected to a tearing part. The back adhesive layer and the release film are stacked. The back adhesive layer includes at least one partition block. The partition block is provided with at least one first flow channel. A length of the first flow channel extends along a length extension direction of the first side of the release film. The first flow channel is provided with a first flow channel wall and a second flow channel wall that extend along a length direction of the first flow channel and are opposite to each other. A length of the first flow channel wall is not less than a first set value.
Resumen de: US20260331489A1
0000 A production method of a positive electrode active material for a lithium-ion secondary battery includes a mixing step of mixing a nickel-containing material containing at least nickel, and a lithium compound, thereby preparing a raw material mixture; a firing step of firing the raw material mixture in an oxidative atmosphere, thereby obtaining a fired product; a water washing step of washing the fired product obtained in the firing step with water, thereby obtaining water-washed powder; and a boron adding step of spraying a boron-containing solution onto the water-washed powder obtained in the water washing step, the boron-containing solution containing a boron-containing material that is at least one selected from a boron simple substance and a boron-containing compound.
Resumen de: US20260331475A1
Provided is an anode material and a battery. The anode material includes an active material including a silicon material and a carbon matrix with pores, where at least part of the silicon material is located into the pores of the carbon matrix. The anode material has a true density of ρ g/cm3 and a total pore volume of V cm3/g, and satisfies: M=ρV/(ρ+V), and 0.020≤M≤0.085.
Resumen de: US20260331602A1
0000 A wireless microsystem for performing real-time monitoring on in-situ pressure and temperature inside a lithium battery comprises an acoustic wave receiving module, a working condition sensing module, and an acoustic wave transmitting module manufactured based on Micro-Electro-Mechanical System (MEMS) technology and connected sequentially; which can be non-destructively implanted into various lithium batteries; the acoustic wave receiving module is configured to, based on a first acoustic wave signal received from an external acoustic wave transmitter and corresponding to a first preset resonant frequency, perform acoustic-electric signal conversion to obtain a first electrical signal; the working condition sensing module couples an in-situ working state inside the cell to the first electrical signal to obtain a second electrical signal; the acoustic wave transmitting module is configured to perform electric-acoustic signal conversion on an electrical signal component satisfying a preset resonant frequency in the second electrical signal to transmit a second acoustic wave signal.
Resumen de: US20260326692A1
A high voltage modular and expandable unit for electrical power distribution for application in the automotive technical sector.The electrical power distribution unit can use two or more basic electrical modules for any application. The basic electrical module is designed as a high voltage input port connected to an electric/output interface (HV I/O). The basic electrical module may also include current sensors, power relays, fuse and other electrical components that assist the distribution of electrical power.
Resumen de: US20260331553A1
The cell winding apparatus comprises an unwinding mechanism, a winding needle assembly, and an electrode sheet cutting-off device. The unwinding mechanism is configured to be capable of unwinding a first electrode sheet, a second electrode sheet, and a separator. The winding needle assembly is configured to be capable of overlapping the first electrode sheet, the second electrode sheet and the separator which are unwound by the unwinding mechanism and winding same into a wound structure. The electrode sheet cutting-off device comprises a cutter and an adjusting mechanism; the adjusting mechanism and the cutter edge side of the cutter are provided with a path for the first electrode sheet to pass through; the adjusting mechanism is configured to enable a demarcated region to be cut off of the first electrode sheet to be opposite to the cutter edge of the cutter.
Resumen de: US20260331479A1
The invention relates to a sodium layered oxide of formula I: NaxM1a+1−y−z−nM2b+yM3c+zM4d+nO2, (I), wherein: M1a+, M2b+, M3c+ and M4d+ are different transition metal ions or mixtures thereof, x is a number ranging from 0.5 to less than 1; y, z and n are numbers ranging from 0.01 to 0.85; y+z+n is less than 1; a, b, c and d are the respective oxidation number of the transition metal ions M1, M2, M3 and M4, respectively; and the cumulative oxidation state of transition metal ions a*(1−y−z−n)+(b*y)+(c*z)+(d*n) is equal to 4−x; and wherein said sodium layered oxide of formula I is not P2-Na2/3Ni1/4Mn1/2Ti1/6Zn1/12O2, P2-Na2/3Ni1/4Mn1/2Ti1/2Mg1/12O2, or P2-Na2/3Ni1/4Mn1/2Ti1/6Zn1/12O2.
Nº publicación: US20260331962A1 22/10/2026
Solicitante:
WAVEN LIMITED LIABILITY CO [PL]
WAVEN LIMITED LIABILITY COMPANY
Resumen de: US20260331962A1
0000 The invention is an energy storage device charged wirelessly, especially by collecting electromagnetic waves in the radio frequency. The device is characterized in that the casing is made of a dielectric material with a dielectric constant in the range from 2 to 5 and a wall thickness from 0.5 mm to 15 mm. At least one layer of strip antennas made of conductive material is applied to the outer surface of the casing, with successive layers of antennas separated by a layer of dielectric material. Inside the casing casing guides are made, into which a PCB with a system converting RF energy into DC is inserted. Terminals connecting at least one energy storage module to the terminals of the system converting RF energy into DC and contacts are embedded on the PCB, to which at least one antenna is connected.
BOPI
Sede Electrónica
