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1601
resultados
Última actualización
20/03/2026 [07:15:00]
Resultados 1200 a 1225 de 1601
Resumen de: US20260066304A1
A battery with excellent cycle characteristics, the battery comprising a cathode layer, an electrolyte layer and an anode layer, wherein the cathode layer comprises a cathode active material and an add-in material; the cathode active material comprises a S element; the add-in material comprises a Cl element and at least one metal element selected from the group consisting of a Mn element, a Y element, a Sn element, a V element, a Nb element and a Ta element; and the add-in material is less than 10% by mass of the cathode layer.
Resumen de: US20260066356A1
A disclosed electrode plate includes: a band-shaped core body having a first principal surface and a second principal surface; and an active material layer formed on each of the first principal surface and the second principal surface. The core body includes a double-side coated part on which the active material layer is formed on each of the first principal surface and the second principal surface, and an exposed part provided continuously with the double-side coated part and on which the active material layer is not formed at least on the first principal surface. The first principal surface on the exposed part has an identification indication part formed thereon in a region within 90% of an area located toward a center in a width direction of the core body.
Resumen de: WO2026045376A1
Embodiments of the present disclosure provide a heat exchange assembly, a battery apparatus, an electric device, and an energy storage device. The battery apparatus comprises a case assembly, a battery cell assembly, and a heat exchange assembly. The battery cell assembly is arranged in the case assembly. The heat exchange assembly is used for heat exchange with the battery cell assembly. The heat exchange assembly comprises rigid connectors and at least two flexible members, wherein the at least two flexible members are stacked, a heat exchange flow channel is formed between the flexible members, and the heat exchange flow channel is used for conducting a heat exchange medium. Each rigid connector is provided with a connection channel, the rigid connectors are connected to the flexible members, and the connection channels are communicated with the heat exchange flow channel. The heat exchange assembly of the battery apparatus provided in the embodiments of the present disclosure can be communicated with the outside by means of the rigid connectors, thereby realizing heat exchange with the battery cell assembly; moreover, the energy density of the battery apparatus can be improved, and the degree of fit between the heat exchange assembly and the case assembly and/or the battery cell assembly can also be improved, thereby improving the heat exchange efficiency and heat exchange effect of the heat exchange assembly.
Resumen de: WO2026045319A1
A lithium metal battery cell and a preparation method therefor, a preparation method for a positive electrode sheet, a battery apparatus and an electrical apparatus. The lithium metal battery cell comprises a lithium metal negative electrode sheet, an electrolyte and a positive electrode sheet; the positive electrode sheet comprises a positive electrode current collector and a positive electrode active material film layer provided on at least one side of the positive electrode current collector; the positive electrode active material film layer comprises a lithium-conducting binder, a lithium salt, and a liquid plasticizer; and the film-like liquid plasticizer is comprised between the positive electrode active material film layer and the electrolyte.
Resumen de: WO2026045296A1
A battery cell (100) and a battery pack having same, and an electric device. The battery cell (100) comprises a casing, a first terminal post (3), a second terminal post (4) and an electrical connector (5), wherein in a first direction, the first terminal post (3) and the second terminal post (4) are distributed at two ends of the casing; the electrical connector (5) is arranged on the casing; in the first direction, the electrical connector (5) and the second terminal post (4) are located at the same end of the casing; and the electrical connector (5) and the first terminal post (3) are electrically connected by means of an extension member (6) extending in the first direction in the casing.
Resumen de: US20260062510A1
A polyol composition, a composition for polyurethane preparation comprising the polyol composition, and a battery module according to the present invention comprise a compound represented by chemical formula 1 (see the description of the invention). In addition, the polyol composition according to the present invention comprises a first unit derived from at least one type of 1,4:3,6-dianhydrohexitol and a second unit derived from an alkylene oxide, and has a degree of unsaturation of 0.02 meq/g or less according to the following measurement method (see the description of the invention).
Resumen de: US20260062317A1
Disclosed are a positive electrode active material for a rechargeable lithium battery and a method for preparing the same, a positive electrode active material including: a core particle comprising a lithium nickel-based composite oxide represented by Chemical Formula 11; and a coating layer located on a surface of the core particle and comprising one element or a combination thereof selected from the group consisting of Al, B, Ba, Ca, Ce, Co, Cr, Cu, Fe, Mg, Mn, Mo, Nb, Si, Sn, Sr, Ti, V, W, Y, Zn, and Zr, wherein the positive electrode active material has a value defined by Mathematical Formula 1 of greater than or equal to about 5.wherein, in Chemical Formula 11, 0.9≤a11≤1.2, 0.3≤x11<1, 0
Resumen de: US20260062316A1
A method is provided for removing a binder from a spent cathode active material. The method includes mixing the spent cathode active material with water to form a first mixture. The spent cathode active material includes cathode active material particles and the binder. The method further includes grinding the first mixture to separate the binder from the cathode active material particles, mixing the first mixture with a hydrocarbon liquid, agitating the hydrocarbon liquid and the first mixture and forming an oil phase and a water phase, and separating the oil phase from the water phase. The first mixture contains the cathode active material particles, the binder and the water. The oil phase contains the hydrocarbon liquid and the binder, and the water phase contains the cathode active material particles and the water.
Resumen de: US20260062321A1
A method for electrochemical remediation of trace organic contaminants from water comprises pumping water containing a trace organic contaminant through an electrochemical cell comprising an anode and a cathode in circuit with a DC power source to apply an electric potential across the electrodes; wherein the anode contacts a catalyst for electrochemically degrading the trace organic contaminant; and the catalyst comprises a transition metal oxide (TMO) from waste lithium battery cathodes. An apparatus suitable for performing the method also is described.
Resumen de: US20260066400A1
A prismatic type secondary battery includes an electrode assembly including an electrode tab, a pouch that accommodates the electrode assembly and includes a joint portion formed open at a location corresponding to the electrode tab, a prismatic can having one side open to accommodate the pouch, and a cap assembly including a metal current collector and inserted into the open side of the prismatic can, and in this case, the pouch includes the joint portion joined to the cap assembly while the electrode tab is connected to the metal current collector, and the prismatic type secondary battery improves the efficiency of an electrolyte injection process through a sealing structure in which a pouch accommodating an electrode assembly is inserted into a prismatic can and a joint portion of the pouch is joined to a cap assembly.
Resumen de: US20260066402A1
A secondary battery includes an electrode assembly including a first electrode, a second electrode, and a separator, an inner case including an upper opening of which a first surface is open, a lower opening of which a second surface facing the first surface is open, and a tubular inner sidewall surrounding the electrode assembly, an upper terminal plate joined to the upper opening and electrically coupled to the first electrode, a lower terminal plate joined to the lower opening and electrically coupled to the second electrode, and an outer case including a tubular outer sidewall surrounding the inner case, an upper part extending inwardly from the outer sidewall and joined to the upper terminal plate, and a lower part extending inwardly from the outer sidewall and joined to the lower terminal plate, wherein the inner case and the outer case include an insulating material.
Resumen de: US20260066401A1
A folding processing apparatus for a battery cell includes a first guide member defining a first folding line on a first surface of a sealing portion of a battery cell, a second guide member defining a second folding line on the first surface of the sealing portion, a first bending member defining the first folding line on a second surface of the sealing portion and bending the sealing portion along the second folding line, and a second bending member bending the sealing portion by 180 degrees along the first folding line.
Resumen de: US20260066398A1
A high voltage component temperature conditioning system for an electrified powertrain of an electrified vehicle includes a high voltage component, an ambient temperature sensor, a weather information controller, and a supervisory controller. The high voltage component generates a high voltage component status signal based on a status of the high voltage component. The ambient temperature sensor senses an ambient temperature and generates an ambient temperature signal indicative of the sensed ambient temperature. The weather information controller receives weather information and generates a weather signal indicative of the weather information. The supervisory controller: receives the ambient temperature signal and the weather signal; and calculates a next periodic wakeup timer based on the ambient temperature signal and the weather signal.
Resumen de: US20260066405A1
The present invention relates to a secondary battery, and the technical problem to be solved is to provide a secondary battery having the reduced thickness, having no thickness deviation by regions due to high dimensional accuracy, and being capable of improving the strength of a cell bottom portion and cell side portions (a long side portion and a short side portion) and the cooling efficiency. To this end, disclosed is a secondary battery comprising: an electrode assembly; a case in which the electrode assembly is accommodated; and a cap assembly coupled to the case for sealing the case. The case comprises a bottom portion, a long side portion bent and extending from the bottom portion, a short side portion bent and extending from the long side portion, and a side bent portion provided between the long side portion and the short side portion, wherein the side bent portion has a radius of curvature increasing as it goes farther away from the bottom portion.
Resumen de: US20260066382A1
A battery pack includes a battery stack and a band body that binds battery cells of the battery stack between the battery stack and a cooler that cools the battery cells. In the battery pack, a plurality of heat conductive sheets is provided between the battery cells and the band body and between the cooler and the band body. Between the battery cells and the band body, one end portion of each curved heat conductive sheet is brought into surface contact with and joined to the battery cells, and another end portion thereof is brought into surface contact with and joined to the band body. Thereby, even when a curve or the like arises on the band body and distances between the battery cells and the band body vary, since elastic deformation of the heat conductive sheets follows, deterioration of cooling efficiency for the stacked battery cells can be restrained.
Resumen de: US20260066376A1
The vehicle is provided with a circuit portion capable of transmitting thermal energy to the air conditioner by flowing the coolant warmed by the water heater to the air conditioner side, a circuit portion capable of transmitting thermal energy to the battery device side by flowing the coolant warmed by the water heater to the battery device side, and a flow rate adjusting valve capable of adjusting the flow rate of the coolant flowing to these circuit portions, and the control unit controls the flow rate adjusting valve, based on the measurement result of the first thermometer for the coolant flowing through the circuit portion to which the thermal energy is supplied from the circuit portion via the heat exchanger from the circuit portion, the state of the circuit portion and the circuit portion is determined.
Resumen de: US20260066385A1
A power storage device includes a plurality of power storage cells, a first heat conduction member, a second heat conduction member, a first connecting member, and a second connecting member. The first heat conduction member faces a portion on one side of a safety valve in a second direction. The second heat conduction member faces a portion on another side of the safety valve in the second direction. The first connecting member is provided between the valve mounting surface of each power storage cell disposed in odd-numbered positions from one end side power storage cell to another end side power storage cell, and the first heat conduction member. The second connecting member is provided between the valve mounting surface of each power storage cell disposed in even-numbered positions from the one end side power storage cell to the other end side power storage cell, and the second heat conduction member.
Resumen de: US20260061952A1
A transport climate control unit (CCU) includes an internal space, an outer housing containing the internal space, a climate control circuit, and a rechargeable electrical power source. The climate control circuit is located in the internal space. The internal space includes a first compartment defined by the outer housing. The rechargeable electrical power source is located in the first compartment of the outer housing. The rechargeable electrical power source is configured to supply electrical power that operates the climate control circuit to climate condition a climate controlled space. A transport climate control system includes a transport climate control unit attached to a transport unit.
Resumen de: US20260066658A1
According to a method to aid installation of large-scale BESS in a power network, a hyperparameter optimization engine generates a feasible configuration of BESS defined by location and sizing parameters subject to an installation constraint. A power system simulation engine conducts an energy market simulation for the power network with the generated configuration over a defined simulation horizon to determine a configuration value. The power system simulation engine comprises one or more subroutines characterizing the impact of the BESS on the market clearing mechanism, to compute an expected generation cost associated with the BESS. The configuration value is determined based on the expected generation cost and a total installation cost of the BESS. The hyperparameter optimization engine is iteratively executed to generate an updated configuration based on the configuration values of previous configurations, to determine a final configuration of BESS defined by a set of optimal location and sizing parameters.
Resumen de: US20260066682A1
Systems, methods, and articles for a portable power case are disclosed. The portable power case is comprised of at least one battery and at least one PCB. The portable power case has at least two access ports, at least two leads, or at least one access port and at least one lead and at least one USB port. The portable power case is operable to supply power to an amplifier, a radio, a wearable battery, a mobile phone, and a tablet. The portable power case is operable to be charged using solar panels, vehicle batteries, AC adapters, non-rechargeable batteries, and generators.The portable power case provides for modularity that allows the user to disassemble and selectively remove the batteries installed within the portable power case housing.
Resumen de: WO2026045537A1
The present application relates to the technical field of energy storage. Specifically disclosed are a secondary battery, a manufacturing method for a secondary battery, and an electrical apparatus. The secondary battery comprises an electrode assembly, the electrode assembly comprising a first electrode sheet, a second electrode sheet, a separator and a filler. The first electrode sheet comprises a first current collector and a first active material layer, the second electrode sheet comprises a second current collector and a second active material layer, and the separator is arranged between the first active material layer and the second active material layer. The first active material layer is provided with recesses, each recess comprising a recess opening and a recess wall, and the other side of the separator facing the positions of the recess openings corresponding to the second active material layer. The filler comprises filling parts, the filling parts being located in the recesses, and the filling parts covering at least part of the recess walls. The filler can separate lithium dendrites precipitated in the recesses from the separator, so as to restrict the growth of the lithium dendrites in the recesses in a direction toward the separator, thereby reducing the likelihood that lithium dendrites pierce separators.
Resumen de: WO2026045528A1
The present application relates to the field of batteries, and in particular to a negative electrode material, a preparation method therefor, and a use thereof. The negative electrode material comprises: a substrate and a modification material layer provided on the surface of the substrate, wherein the substrate comprises hard carbon and graphite covering the hard carbon; the chemical formula of a modification material in the modification material layer is MoOx-MoyN, wherein the value of x is 2-3, and the value of y is 1-2. Compared with a conventional graphite negative electrode material, the negative electrode material has good fast charging performance and long-cycle interfacial electrochemical stability.
Resumen de: WO2026045561A1
The embodiments of the present application relate to the technical field of charging. Provided are a charging control method, an electronic device, a storage medium, and a program product, which can improve the available capacity of a battery while improving the safety and service life of the battery. The charging control method comprises: when a battery is charged in a constant-voltage mode with a first voltage value as a charging voltage value, if the voltage value of the battery is less than or equal to a first voltage threshold value and a charging current value is less than or equal to a first current threshold value, increasing the charging voltage value to a second voltage value, wherein the second voltage value is greater than the first voltage value, and the first voltage threshold value is less than the first voltage value; when the battery is charged in the constant-voltage mode with the first voltage value as the charging voltage value, if a first condition is met, stopping the charging of the battery; and when the battery is charged in the constant-voltage mode with the second voltage value as the charging voltage value, if a second condition is met, stopping the charging of the battery.
Resumen de: WO2026044746A1
A battery cell, a battery device, and an electric device, relating to the technical field of batteries. At least one end of a casing in a first direction is provided with an opening. An electrode assembly is at least partially accommodated in the casing. At least part of a positive electrode sheet and at least part of a negative electrode sheet of the electrode assembly are stacked in a second direction, and the second direction is parallel to a thickness direction of a first side wall portion and intersects with the first direction. An end cover closes the opening and is welded to the first side wall portion to form a first connecting portion. The first side wall portion comprises a first region, and the first region is located on the side of the first connecting portion facing the electrode assembly. The ratio of the number of first dies in the first region to the number of all dies in the first region is greater than 50%, and the ratio of the dimension of the first dies extending in the first direction to a maximum dimension of the first dies in the second direction ranges from 0.2 to 5. The cracking of the first connecting portion is reduced by means of the first region.
Nº publicación: WO2026044712A1 05/03/2026
Solicitante:
NINGDE AMPEREX TECH LIMITED [CN]
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Resumen de: WO2026044712A1
The present application provides an electrochemical apparatus and an electronic apparatus. The electrochemical apparatus of the present application comprises a positive electrode sheet and an electrolyte. The electrolyte comprises a compound represented by formula (I), and the positive electrode sheet contains a lithium transition metal composite oxide, which has a P6(3)mc crystal structure. In the present application, by means of a synergistic effect of the compound represented by formula I in the electrolyte and the lithium transition metal composite oxide having a P63mc crystal structure in the positive electrode sheet, cycle capacity attenuation of the electrochemical apparatus under a high voltage can be significantly mitigated, and growth in the thickness of the electrochemical apparatus during cycling can be significantly inhibited.
BOPI
Sede Electrónica
