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1601
resultados
Última actualización
20/03/2026 [07:15:00]
Resultados 1425 a 1450 de 1601
Resumen de: WO2026048748A1
This non-aqueous electrolyte secondary battery comprises: an electrode assembly (14) in which a positive electrode (11) and a negative electrode (12) are wound with a separator (13) therebetween; and an outer can for housing the electrode assembly (14). The negative electrode (12) has a negative electrode core (30) and a mixture layer (32) that is disposed on at least one surface of the negative electrode core (30) and contains an active material. The negative electrode (12) has a core-exposed portion (31) which does not have a mixture layer on both surfaces of the negative electrode core (30) at a negative electrode winding-starting end portion (12a) positioned on the inner peripheral side of a positive electrode winding-starting end (B1) of the positive electrode (11) and on a winding-starting side of the positive electrode winding-starting end (B1). A low-rigidity portion (40) having lower rigidity than other portions of the negative electrode core (30) is disposed in at least a portion of the core-exposed portion (31) in the winding direction.
Resumen de: WO2026048865A1
Provided is an electric power storage module (100) comprising a first group (11) that includes a plurality of electric power storage devices (20), a second group (12) that includes a plurality of electric power storage devices (20), and a shared holder (110) that has a plurality of first accommodation portions (111) for accommodating the first group (11) and a plurality of second accommodation portions (112) for accommodating the second group (12), each of the plurality of electric power storage devices (20) having a first end and a second end in a first direction, the plurality of first accommodation portions (111) and the plurality of second accommodation portions (112) being arranged in the first direction, each of the plurality of first accommodation portions (111) accommodating the second-end side of a respective electric power storage device (20) of the first group (11), each of the plurality of second accommodation portions (112) accommodating the second-end side of a respective electric power storage device (20) of the second group (12), the first ends of the plurality of electric power storage devices (20) in the first group (11) being electrically connected to each other, and the first ends of the plurality of electric power storage devices (20) in the second group (12) being electrically connected to each other.
Resumen de: WO2026045084A1
An energy storage power supply (100) comprises: a housing (12), the housing (12) being provided with an accommodating cavity (18), the accommodating cavity (18) being provided with a first support (20), the first support (20) being provided with first accommodating slots (28), and the bottom of each first accommodating slot (28) being provided with a first through hole (34); battery cells (14), the battery cells (14) being located in the accommodating cavity (18), the battery cells (14) being provided on the first support (20), each battery cell (14) comprising a main body (30), and one end of the main body (30) being embedded in a corresponding first accommodating slot (28); a second support (46) fixedly connected to the housing (12), the second support (46) being provided on the side of the battery cells (14) facing away from the first support (20), and the battery cells (14) being sandwiched between the first support (20) and the second support (46); and an inverter (16), the inverter (16) being located in the accommodating cavity (18) and being electrically connected to the battery cells (14).
Resumen de: WO2026045086A1
The embodiments of the present application belong to the technical field of batteries, and provide an explosion-proof valve, a battery device, an energy storage device and an electric device. The battery device comprises a case, at least one battery cell assembly accommodated in the case, and an explosion-proof valve mounted on the case. The explosion-proof valve comprises a valve body in which a pressure relief channel and a pressure relief port are formed; a valve bonnet mounted on the valve body; a sealing film which is mounted on the valve body and is used for separating the pressure relief channel from the pressure relief port, and which comprises a first section, a second section and a sealing section that are connected in sequence, wherein the first section is connected to the valve body, a cavity in communication with the pressure relief port is formed between the second section and the valve body, and the sealing section is used for sealing the valve body; a piston disposed in the valve body, wherein the sealing section is sandwiched between the piston and the valve body; and an elastic member, one end of the elastic member abutting against the valve bonnet, and the other end of the elastic member pressing the sealing section towards the valve body by means of pressing the piston.
Resumen de: WO2026045083A1
Provided is a battery housing (100), comprising a casing (10). The casing (10) is provided with an accommodation cavity (11) having a cavity opening (11a) and used for placing an electrode core (300). The cavity opening (11a) comprises a first cavity opening (111) located on an end wall surface (12) of the casing (10) and a second cavity opening (112) located on a side wall surface (13) of the casing (10), the first cavity opening (111) and the second cavity opening (112) being in communication with each other. The battery housing (100) can overcome the technical defect that laser cannot be placed vertically during the welding process of terminals (240) and tabs of the electrode core (300), thereby facilitating the laser welding of the terminals (240) and the tabs of the electrode core (300), and improving working efficiency. Also provided are a secondary battery (1000) and a manufacturing method therefor.
Resumen de: WO2026047719A1
The present invention generally relates to the metal batteries. The present invention discloses sodium-plated host material comprising sodium-plated or bonded with metal modified electrospun carbon nanofiber, wherein the metal is selected from tin (Sn), silicon (Si), germanium (Ge), zinc (Zn), cobalt (Co) and lead (Pb). The present invention also discloses a process for preparation of sodium-plated host material and a full cell comprising the sodium- plated host material.
Resumen de: WO2026049036A1
Problem To provide a rapid-charging battery unit for use in an electric motorcycle, other electric light vehicles, and an electric robot, and an indoor installable charging station capable of charging the rapid-charging battery unit. Solution The rapid-charging battery unit comprises: a battery case inside which a plurality of rechargeable sheet-shaped battery cells is arranged side by side and sealed with positive and negative terminals thereof being connected in series/parallel by conductive busbars; and a plate-shaped heat absorption/dissipation means made of copper, aluminum, or graphite resin that is positioned to have heat absorption sections arranged in parallel and inserted in a layered configuration between the outer surfaces of the battery cells in a region on the charging side of each battery cell and/or arranged in parallel at the outer surfaces of the outermost battery cells, and a heat dissipation section connected to the edges of the heat absorption sections and exposed to the outside.
Resumen de: WO2026049034A1
A solid electrolyte according to one aspect of the present invention contains a lithium element, a phosphorus element, a silicon element, a sulfur element, and a halogen element, and has a crystal structure, in which the molar ratio (Si/(P+Si)) of the content of the silicon element to the total content of the phosphorus element and the silicon element is 0.25-0.85 inclusive, the molar ratio (X/(P+Si)) of the content of the halogen element to the total content of the phosphorus element and the silicon element is 0.35 or more, and the halogen element does not contain a chlorine element, or the halogen element contains the chlorine element and the molar ratio (Cl/(P+Si)) of the content of the chlorine element to the total content of the phosphorus element and the silicon element is 0.30 or less.
Resumen de: WO2026049033A1
A solid electrolyte according to one aspect of the present invention contains, as constituent elements, lithium, phosphorus, silicon, sulfur, and X, with X being bromine and iodine, wherein: the molar ratio (Si/(P+Si)) of the content of silicon to the total content of phosphorus and silicon is 0.10-0.50; the molar ratio (X/(P+Si)) of the content of X to the total content of phosphorus and silicon is 0.40-0.80; and the molar ratio (Br/(P+Si)) of the content of bromine to the total content of phosphorus and silicon is 0.22-0.47.
Resumen de: WO2026049031A1
A solid electrolyte according to one aspect of the present invention comprises elemental lithium, elemental phosphorus, elemental silicon, elemental sulfur, and a halogen element, wherein the halogen element includes at least one of elemental bromine and elemental iodine, and expression (1), expression (2A), and expression (3) are satisfied. In expression (1), expression (2A), and expression (3), P, Si, S, and X are the mole-based content of the elemental phosphorus, the elemental silicon, the elemental sulfur, and the halogen element, respectively, in the solid electrolyte. Expression (1): 0.25≤Si/(P+Si)≤0.45 Expression (2A): 3.75≤S/(P+Si)≤4.03 Expression (3): 0.40≤X/(P+Si)
Resumen de: WO2026045489A1
An energy storage enclosure and an energy storage system. The energy storage enclosure comprises an enclosure body, a heat dissipation assembly, and a heat dissipation fan (200). The enclosure body is provided with an installation space (121), the installation space (121) being used for accommodating an electronic device (300) such as an energy storage module. The heat dissipation assembly is disposed on the enclosure body and has a heat dissipation space independent of the installation space (121), the heat dissipation space being used for exchanging heat with the installation space (121). The heat dissipation fan (200) is disposed on the heat dissipation assembly and is used for blowing air into the heat dissipation space, so as to achieve heat exchange between the heat dissipation space and the outside environment. Upon activation of the heat dissipation fan (200), a heat dissipation airflow blown out by the heat dissipation fan (200) enters the heat dissipation space and exchanges heat with the heat dissipation assembly. The heat dissipation assembly performs heat exchange by means of connection with the enclosure body, and the enclosure body then performs heat exchange with the electronic device (300) in the installation space (121), thereby ensuring the operating temperature of the electronic device in the installation space (121).
Resumen de: WO2026045450A1
A door body, a folding door, a container and an energy storage system. The door body comprises a first door panel and a second door panel, wherein the first door panel is adapted to be rotationally connected to a first beam; the second door panel is rotationally connected to the end of the first door panel away from the first beam; in a first state, a first included angle is formed between the first door panel and the second door panel, and both the first door panel and the second door panel are adapted to be connected to a door frame and close the door frame; in a second state, a second included angle is formed between the first door panel and the second door panel, the second door panel is spaced apart from the door frame, and the first included angle is greater than the second included angle; and during switching from the first state to the second state, the end of the second door panel close to the first door panel moves in a direction away from the door frame, and the end of the second door panel away from the first door panel moves toward the first beam. By means of applying the door body to a container, the space utilization rate of the container is improved.
Resumen de: WO2026045484A1
An end plate installation apparatus and a battery production device. The end plate installation apparatus is used to sleeve an end plate onto a positive terminal of a battery cell. The positive terminal of the battery cell is provided with a tab. The tab has a first end portion and a second end portion. The first end portion is connected to the positive terminal, and the second end portion is an end away from the positive terminal. The end plate installation apparatus comprises: a fixture, an end plate clamping assembly, a first tab holding assembly, and a second tab holding assembly. The fixture is used to support and fix the battery cell. The end plate clamping assembly is used to clamp the end plate and drive the end plate to move. The first tab holding assembly has a holding state and an avoidance state. When in the holding state, the first tab holding assembly contacts a middle portion of the tab to prevent the tab from sagging, and when in the avoidance state, the first tab holding assembly avoids a sleeving path of the end plate. The second tab holding assembly is configured such that, when the first tab holding assembly is in the avoidance state and the second end portion of the tab passes through the end plate, the second tab holding assembly contacts the second end portion of the tab to prevent the tab from sagging.
Resumen de: WO2026048879A1
The problem to be addressed by the present invention is to provide a secondary battery that can be stably charged and discharged, has a prolonged lifespan, and requires less time and effort for maintenance. A secondary battery 1 has a cell 20 comprising a negative electrode 21, a positive electrode 22, and an electrolyte 23 disposed in contact with the negative electrode 21 and the positive electrode 22 and composed of a gas-impermeable and ion-conductive solid oxide. During charging, carbon dioxide is electrolyzed on the surface of the negative electrode 21, and carbon is deposited on the negative electrode 21 side which is configured as a closed system. A reactor 20 in the closed system comprises: an electrochemical reaction part 20A in which the negative electrode 21 is disposed; and a thermochemical reaction part 20B in which a catalyst 26 for promoting the carbon deposition is disposed. The catalyst 26 disposed in the thermochemical reaction part 20B is a catalyst having a porous substrate composed of one or more types selected from the group consisting of metals and oxides thereof.
Resumen de: WO2026048786A1
A positive electrode active material according to the present invention is characterized by including a lithium/transition metal composite oxide represented by the compositional formula LiNixM1yM2zO2 (0.7≤x≤1.0, 0≤y≤0.3, 0≤z≤0.1) and a surface compound that is present at the surface of the lithium/transition metal composite oxide and includes Li, Al, and sulfate ions. The positive electrode active material is also characterized by having a crystal lattice strain of 0.25%-0.35%. The positive electrode active material is also characterized in that the Al content of the surface compound is 0.01-2.0 mol% of the total molar amount of the positive electrode active material, and the sulfate ion content of the surface compound is at least 0.04 mol% of the total molar amount of the positive electrode active material.
Resumen de: WO2026048818A1
A negative electrode 10 according to the present disclosure comprises a negative electrode mixture layer 12 that includes a silicon-containing material as a negative electrode active material and a polymer binder. The negative electrode mixture layer 12 includes a first negative electrode mixture layer 13 including the surface of the negative electrode 10, and a second negative electrode mixture layer 14. The silicon-containing material includes a first silicon-containing material and a second silicon-containing material having a particle volume expansion coefficient greater than that of the first silicon-containing material. Let a first negative electrode active material be defined as the negative electrode active material included in the first negative electrode mixture layer 13, a second negative electrode active material be defined as the negative electrode active material included in the second negative electrode mixture layer 14, a first polymer binder be defined as the polymer binder included in the first negative electrode mixture layer, and a second polymer binder be defined as the polymer binder included in the second negative electrode mixture layer, in which case the mass ratio of the first silicon-containing material in the first negative electrode active material is higher than the mass ratio of the first silicon-containing material in the second negative electrode active material, the mass ratio of the second silicon-containing material in the second negative e
Resumen de: WO2026048183A1
A lead-acid battery 1 comprises: a battery case 20; an electricity storage element 30 and an electrolyte 35 which are housed in the battery case 20; a lid member 50 for sealing the upper surface of the battery case 20; and a vent plug 70 attached to the lid member 50. A plug body 71 of the vent plug 70 includes: a head portion 73 having an exhaust hole 73B; and a cylindrical portion 75 which protrudes downward from the head portion 73 and has an opening 76 at a tip. When the lead-acid battery 1 is in the upright or inverted position, the opening 76 at the cylinder tip of the cylindrical portion 75 of the vent plug 70 is positioned above a liquid surface of the electrolyte 35, and the opening 76 at the cylinder tip is closed by a wall.
Resumen de: WO2026048066A1
A power storage device 1 comprises: a first electrode 10 that functions as a p-type semiconductor; a second electrode 20 that functions as an n-type semiconductor; and an oxygen vacancy region 30 that is disposed between the first electrode 10 and the second electrode 20. The first electrode 10 preferably contains manganese oxide. In addition, the second electrode 20 preferably contains tin oxide. The oxygen vacancy region 30 also preferably contains zirconium oxide stabilized by yttrium oxide, cerium oxide, calcium oxide, magnesium oxide, or scandium oxide.
Resumen de: WO2026047948A1
This electric vehicle control method is for warming an on-board device by using heat generated by a first electric unit and a second electric unit, in an electric vehicle that includes: the first electric unit and the second electric unit which are for generating torque for travelling; and a battery for supplying power to the first electric unit and the second electric unit. In this control method, when warm-up of the on-board device is required while the electric vehicle is traveling, the first electric unit and the second electric unit are boosted, or the d-axis currents of the first electric unit and the second electric unit are increased, to intensify the heat generated by the entirety of the first electric unit and the second electric unit. Additionally, according to the states of the first electric unit and the second electric unit, the d-axis current of one of the first electric unit and the second electric unit is increased more significantly than the d-axis current of the other so as to preferentially cause one of the first electric unit and the second electric unit to generate heat.
Resumen de: WO2026047838A1
In order to suppress disconnection of conducting wires (12), the present invention comprise a plurality of the conducting wires (12) each having one end connected to a to-be-detected part of a battery cell (21) and another end connected to an input unit of a controller (25), and an outer shell (11) covering the plurality of conducting wires, wherein: the outer shell has a repeating shape in which the cross-sectional shape perpendicular to an extension direction is constant and a plurality of iterative units are repeated, and one end of the outer shell is fixed to one pressurizing part (23a) and another end is directly or indirectly fixed to another pressurizing part (23b); and the respective one ends of the plurality of conducting wires are guided to the outside of the outer shell from iterative units, from among the plurality of iterative units, that are different from one another, and are connected to to-be-detected parts, from among the abovementioned to-be-detected parts, that are different from one another.
Resumen de: WO2026047884A1
The present disclosure provides means with which it is possible to improve the discharge capacity of a closed-type lithium-oxygen battery. Disclosed is a positive electrode for a closed-type lithium-oxygen battery that has a positive electrode active material layer containing lithium oxide, a catalyst, a binder, and a carbon conductivity aid, the carbon conductivity aid having a BET specific surface area of 40-1000 m2/g.
Resumen de: WO2026049030A1
A solid electrolyte according to one aspect of the present invention contains, as constituent elements, lithium, phosphorus, M, sulfur, and a halogen, with M being at least one element selected from the group consisting of silicon, germanium, and tin, wherein in an X-ray diffraction pattern obtained by using CuKα radiation, a diffraction peak A is observed within the diffraction angle 2θ range of 20.1°±0.3°, a diffraction peak B is observed within the diffraction angle 2θ range of 29.4°±0.3°, and a diffraction peak C is observed within the diffraction angle 2θ range of 33.3°±0.3°; and formula (1) and formula (2A) are satisfied. In formula (1) and formula (2A), P, M, and S are contents on a molar basis of phosphorus, M, and sulfur in the solid electrolyte, respectively. (1): 0.12 ≤ M/(P+M) ≤ 0.45 (2A): 0.94 ≤ S/4(P+M) ≤ 1.00
Resumen de: WO2026049027A1
A solid electrolyte according to one aspect of the present invention contains a lithium element, a phosphorus element, a tin element, a sulfur element, and an element X, wherein the element X is a bromine element and an iodine element, a molar ratio (Sn/(P+Sn)) of the content of the tin element to the total content of the phosphorus element and the tin element is 0.15 to 0.45, a molar ratio (S/(P+Sn)) of the content of the sulfur element to the total content of the phosphorus element and the tin element is 3.70 to 4.10, and a molar ratio (X/(P+Sn)) of the content of the element X to the total content of the phosphorus element and the tin element is 0.10 to 1.00.
Resumen de: WO2026049029A1
A solid electrolyte according to one aspect of the present invention contains the element lithium, the element phosphorus, an element M, the element sulfur, and an element X, wherein the element M is at least one selection from the group consisting of the element silicon, the element germanium, and the element tin, and the element X is at least one selection from the group consisting of the element bromine and the element iodine. In an X-ray diffraction diagram of the solid electrolyte obtained using CuKα radiation, a diffraction peak A is present in the range of diffraction angle 2θ = 20.1° ± 0.3°, a diffraction peak B is present in the range of diffraction angle 2θ = 29.4° ± 0.3°, and a diffraction peak C is present in the range of diffraction angle 2θ = 33.3° ± 0.3°. The ratio IC/IB in the X-ray diffraction diagram of the intensity IC of the diffraction peak C to the intensity IB of the diffraction peak B is at least 0.15. The X-ray diffraction diagram either does not have a diffraction peak in the range of diffraction angle 2θ = 24.9° ± 0.3° or has a diffraction peak D in the range of diffraction angle 2θ = 24.9° ± 0.3° with the ratio ID/IB of the intensity ID of the diffraction peak D to the intensity IB of the diffraction peak B being not more than 0.05.
Nº publicación: WO2026045437A1 05/03/2026
Solicitante:
NINGDE AMPEREX TECH LIMITED [CN]
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Resumen de: WO2026045437A1
Provided are a secondary battery and an electronic device comprising same. The secondary battery comprises a negative electrode sheet and an electrolyte. The electrolyte comprises a compound represented by formula I. Based on the total mass of the electrolyte, the mass percentage content of the compound represented by formula I is WI％, where WI is from 0.05 to 50. The negative electrode sheet comprises a negative electrode current collector and a negative electrode material layer arranged on at least one surface of the negative electrode current collector. The thickness of a single side of the negative electrode material layer is D μm. A plurality of recesses are arranged on a surface of the negative electrode material layer. The depth of a single recess is d μm, where d < D, and 0.005 ≤ WI/d ≤ 5. The secondary battery has improved high-temperature cycling performance and low-temperature discharge performance.
BOPI
Sede Electrónica
