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1724
resultados
Última actualización
24/03/2026 [07:20:00]
Resultados 1000 a 1025 de 1724
Resumen de: US20260074554A1
A power generation system, including: a container having an interior volume; a fuel cell compartment, which is a portion of the interior volume that is defined by one or more fuel-cell-partitions in the container; a fuel cell located within the fuel cell compartment; a battery compartment, which is a portion of the interior volume that is defined by one or more battery-partitions; a battery located within the battery compartment; a control compartment, which is a portion of the interior volume that is: separated from the fuel cell compartment by the one or more fuel-cell-partitions; separated from the battery compartment by the one or more battery-partitions; an outflow vent; and a fan configured to reduce the air pressure in the fuel cell compartment such that air is drawn through the battery compartment and the fuel cell compartment and exits the container through the outflow vent.
Resumen de: WO2026051212A1
The present invention relates to the technical field of lithium-ion batteries. Disclosed are a graphite composite material having a functional coating layer, a preparation method therefor and a use thereof. The graphite composite material having a functional coating layer is a secondary particle formed by bonding graphite single particles of a core-shell structure. Each graphite single particle comprises a graphite particle and a functional coating layer that coats the surface of the graphite particle. The functional coating layer comprises a fast ion conductor and a doped element carbon layer. In the graphite composite material having a functional coating layer disclosed in the present invention, by coating the surfaces of graphite particles with a doped element carbon layer and a fast ion conductor layer and performing re-granulation to form a secondary particle, the Li+ diffusion path is shortened and the interfacial diffusion resistance is reduced, and the surface SEI layer is stabilized, thereby significantly improving the high-rate capacity performance and long-cycle stability of the graphite composite material.
Resumen de: WO2026051147A1
A negative electrode material, a negative electrode sheet, and a lithium-ion battery. The negative electrode material comprises a first negative electrode active material and a second negative electrode active material; the length-to-diameter ratio of the first negative electrode active material is a, and the powder compaction and pressure relief rebound rate is P1; the length-to-diameter ratio of the second negative electrode active material is b, and the powder compaction and pressure relief rebound rate is P2; and P1, P2, a, and b satisfy the relationship: (37*P1/a+75*P2/b)＞2.5.
Resumen de: WO2026051311A1
The present application relates to the technical field of batteries, and in particular to a battery cell cover plate and a battery cell. The battery cell cover plate comprises: a cover plate body provided with a mounting hole, the mounting hole being provided with a first mounting part and a second mounting part; a pressure relief member provided on the first mounting part; and a support member provided on the second mounting part, wherein the pressure relief member abuts against the support member, the support force provided by the support member to the pressure relief member is F, in units of N, the weight of the battery cell is G, in units of N, and G/F≤0.12. In the present application, the mounting hole on the cover plate body is divided into two parts, i.e., the first mounting part and the second mounting part. The first mounting part is used for mounting the pressure relief member, and the second mounting part is used for mounting the support member. By providing the support member, the structural strength of the area of the cover plate body where the pressure relief member is mounted can be effectively improved, and the pressure relief member abuts against the support member, so that the support member can also serve as a support platform for the pressure relief member, thereby ensuring that the pressure relief member is reliably and firmly mounted, and improving the safety of the battery cell.
Resumen de: US20260074216A1
Disclosed are positive electrodes, all-solid-state batteries, and fabrication methods thereof. The positive electrode includes a positive electrode current collector, and a positive electrode active material layer on the positive electrode current collector. The positive electrode active material layer includes a sulfide-based solid electrolyte, a binder that includes a first non-aqueous binder and a second non-aqueous binder, and a positive electrode active material. The first non-aqueous binder includes a fluorine-based binder. The second non-aqueous binder includes an acrylate-based binder.
Resumen de: US20260074200A1
A coated active material (100) of the present disclosure includes: a positive electrode active material (11); lithium hydrogen carbonate present on a surface of the positive electrode active material (11); and a coating layer (12) coating at least a portion of the surface of the positive electrode active material (11). The coating layer (12) includes a lithium-containing fluoride. When a mass of the lithium hydrogen carbonate present on the surface of the positive electrode active material (11) is measured by thermogravimetry-mass spectrometry, a proportion R1 of the mass of the lithium hydrogen carbonate in a mass of the positive electrode active material (11) is 130 ppm or more and 580 ppm or less.
Resumen de: US20260074202A1
Described herein is a molten-salt Na—O2 battery which includes a first electrode including liquid Na in direct contact with a solid-state electrolyte; and a composite second electrode in contact with the solid-state electrolyte, wherein the composite second electrode includes: particles having an oxygen-active metal surface; and a molten salt comprising redox-active ions; and O2 in contact with the composite second electrode; where the solid-state electrolyte is disposed between the first electrode and the composite second electrode. Methods of making the battery and methods of producing electricity with the battery are also described.
Resumen de: US20260074226A1
Disclosed are electrodes, rechargeable lithium batteries, and fabrication methods thereof. The electrode includes a current collector, and an electrode active material layer on the current collector. The electrode active material layer includes a groove. The groove includes a filler including a first binder. The first binder in the filler is present in an amount that is equal to or greater than about 90 wt %.
Resumen de: US20260074218A1
A positive electrode active material for a lithium-ion secondary battery, containing, as a main component, a lithium transition metal composite oxide that is in a form of a particle having an outer layer on a surface thereof, and is represented by:where 0.95≤x≤1.05, 0.78≤y≤0.95, 0.01≤z≤0.15, and 0.01≤w≤0.15, and x+y+z+w=2,a ratio between a ratio of the number of atoms of Fe to that of Ni in the outer layer and a ratio of the number of atoms of Fe to that of Ni in the entire particle is 0.7 to 1.7, inclusive anda ratio (I1/I2) between integrated intensities (I1) and (I2) of diffraction peaks of a 003 plane and a 104 plane, respectively, in a space group R-3m is 1.15 to 1.35, inclusive.
Resumen de: US20260072410A1
A novel electronic device is provided. Alternatively an electronic device of a novel embodiment is provided. An electronic device includes a support and a display portion. The support has a first curved surface. The display portion is provided over the support. The display portion has a top surface and a side surface in contact with at least one side of the top surface. The side surface has a second curved surface. The top surface includes a first display region. The side surface includes a second display region. The first display region and the second display region are continuously provided.
Resumen de: US20260075765A1
A vehicle system may include a heat management system configured to control the first valve with respect to connecting a battery pack cooling line to a automotive storage device cooling line and a radiator cooling line to a first chiller cooling line that is connected to the battery pack cooling line, and to control the second valve with respect to connecting a motor cooling line to the radiator cooling line, in response to a temperature of a vehicle is higher than a first threshold temperature.
Resumen de: US20260074629A1
Embodiments of the present disclosure provide a device. The device includes a kinetic energy capture device and a port for an electric connection to an electrically powered device. The kinetic energy capture device converts kinetic energy, provided by a wearer to whom the device is secured, to electric current. The electrically powered device is secured to the wearer. Additionally, the electrically powered device is a different device than the device.
Resumen de: US20260074377A1
A separator for an electrochemical device according to one embodiment of the present disclosure includes: a porous polymer substrate; and a coating layer provided on at least one surface of the porous polymer substrate, and including a polymer binder and inorganic particles, in which the porosity of the porous polymer substrate is about 50% to 65%.
Resumen de: US20260074175A1
A cylindrical battery which is one example of an embodiment of the present invention comprises, as an electrode plate, an electrode that includes a positive electrode plate and a negative electrode plate. The electrode plate includes: a core; a mix layer which is formed on the core; a lead which is connected to an exposed section of the core at which the surface thereof is exposed; and an identification display. In the exposed section, at least a part of the identification display is formed within a projection range in which the contour of the lead is projected.
Resumen de: US20260074369A1
Disclosed is a separator for an electrochemical device and an electrochemical device including the same. The separator for the electrochemical device can reduce the weight of the separator, can improve the energy density of a battery, and can enhance stiffness because cellulose nanocrystals are included in a porous polymer base.
Resumen de: WO2026051553A1
The present application discloses a cabinet (10), an energy storage apparatus (100), and an electrical device (200). The cabinet (10) comprises a base (11), a first limiting member (12), and a second limiting member (13). The base (11) is provided with an accommodating recess (111) extending in a first direction (x). The accommodating recess (111) is provided with a first end (111a) and a second end (111b) disposed opposite to each other in the first direction (x). The first limiting member (12) is disposed on the base (11) and is located at the second end (111b). The first limiting member (12) abuts an end of a heat dissipation module (20) facing the same direction as the second end (111b). A limiting portion (13a) of the second limiting member (13) is connected to the first limiting member (12). A side of the limiting portion (13a) abuts a side of the heat dissipation module (20) along a second direction (y). A guide portion (13b) extends obliquely from the limiting portion (13a) towards the first end (111a) in the first direction (x), and is arranged to gradually diverge from the side of the limiting portion (13a) abutting the heat dissipation module (20). The guide portion (13b) is used to provide installation guidance for the heat dissipation module (20) to move into the accommodating recess (111) from the first end (111a) towards the second end (111b) so as to abut one side of the limiting portion (13a).
Resumen de: WO2026051577A1
Provided in the present application are a battery cell, a battery device and an electrical device. The battery cell comprises a housing and an electrode assembly, the electrode assembly being accommodated in the housing. The electrode assembly comprises a first electrode sheet, a second electrode sheet, a solid-state electrolyte layer and an insulating member. The first electrode sheet comprises a first main body region and a first tab, the first tab being provided at one end of the first main body region in a first direction, the first tab comprising a folding portion and a connecting portion connected in sequence, the folding portion being connected to the folding portion of an adjacent first tab, and the connecting portion connecting the folding portion and the first main body region. The polarity of the second electrode sheet is opposite to that of the first electrode sheet. In the first direction, the end of the second electrode sheet close to the first tab is a first end. The solid-state electrolyte layer is provided between the first electrode sheet and the second electrode sheet in a second direction, the second direction intersecting the first direction. The provision of the insulating member reduces the risk of short circuits between the first electrode sheet and the second electrode sheet caused by overlapping between the connecting portion and the first end, thereby effectively improving the reliability of the battery cell.
Resumen de: WO2026051515A1
A battery electrode sheet heating control method and a system. The battery electrode sheet heating control method comprises: controlling a heating device to heat a battery electrode sheet in a heating region on the basis of a preset heating parameter; acquiring the thickness of the heated battery electrode sheet; and when the thickness of the heated battery electrode sheet does not meet a thickness requirement, adjusting the preset heating parameter on the basis of the thickness of the heated battery electrode sheet, so as to control the heating device to heat a following battery electrode sheet on the basis of the adjusted preset heating parameter. By means of the battery electrode sheet heating control method, the thickness of a battery electrode sheet in a heating process can be monitored online, and a preset heating parameter can be flexibly adjusted when it is determined that the thickness of the heated battery electrode sheet does not meet the thickness requirement, thereby correcting the thickness of the battery electrode sheet in a timely manner and improving the thickness uniformity of the heated battery electrode sheet.
Resumen de: WO2026051328A1
The present application relates to the technical field of batteries, and discloses a cover plate assembly and a battery. The cover plate assembly comprises a cover plate, poles, sealing rings, and welding rings. The outer contour of a first pole section of each pole is larger than that of a second pole section thereof; the first pole section is limited on a first side of the cover plate; and the welding rings are arranged on a second side of the cover plate and are welded on the corresponding second pole sections. The cover plate assembly can be assembled simply by welding the welding rings on the second pole sections, so that the assembly process is simple. The value range of the welding penetration depth A of a welding seam is limited to be 1.2 PM/D≤A≤0.8 T, and the welding penetration depth is associated with the full-life-cycle pressure P of the sealing ring, the ratio M of the contact area of the sealing ring and the welding ring to the perimeter of the inner ring of the welding ring, the shearing strength D of the welding seam, and the thickness T of the welding ring, so that sufficient welding strength can be ensured, and the sealing rings can be prevented from being melted, ensuring airtightness, controlling product quality by controlling the welding penetration depth.
Resumen de: WO2026052014A1
The present application relates to the technical field of batteries. Disclosed are a new cylindrical battery cell module and a battery cell module stacking method. The new cylindrical battery cell module comprises an outer case, battery cell assemblies and a liquid cooling mechanism, wherein a plurality of battery cell assemblies are arranged inside the outer case, adjacent battery cell assemblies being connected to each other via structural adhesive; the liquid cooling mechanism is arranged in each battery cell assembly or between every two adjacent battery cell assemblies; and a plurality of lifting holes are provided on the outer wall of the outer case. In the present application, the battery cell module comprises a plurality of stacked battery cell assemblies, which are connected to each other via structural adhesive, thereby improving the strength of the battery cell module, while also avoiding common technical defects in the foam adhesive process such as adhesive leakage, adhesive overflow, and low pass rates in foam quality.
Resumen de: WO2026051005A1
A battery cell (20), a battery apparatus (100) and an electrical apparatus (1000). The battery cell (20) comprises: a casing component (21), comprising a first wall (201), the first wall (201) being provided with mounting holes (201a); an electrode component (22), accommodated in the casing component (21); and terminal components (23), mounted at the mounting holes (201a) and each comprising a terminal body (231), a connecting component (232) and a first insulating member (233). The terminal body (231) is connected to the electrode component (22), and the connecting component (232) is connected to the first wall (201), and is in insulating connection fit with the terminal body (231) by means of the first insulating member (233); the connecting component (232) comprises a vertical arm (2321), the vertical arm (2321) extends in a direction facing away from the first wall (201), and in the thickness direction of the first wall (201), the projection of the vertical arm (2321) on the first wall (201) at least partially overlaps the projection of the terminal body (231) on the first wall (201).
Resumen de: US20260074189A1
A negative electrode slurry, negative electrodes, and all-solid-state batteries are provided. The negative electrode slurry comprises a metal-carbon composite in which a metal and a carbon-based material are chemically bonded by sulfur, a binder, and a solvent. An average particle diameter (D50) of the metal-carbon composite is about 150 nm to about 1,000 nm.
Resumen de: US20260074224A1
A supramolecule and a rechargeable lithium battery including the supramolecule are provided. The supramolecule includes: a polymer having a functional group capable of hydrogen bonding; and an aromatic compound having two or more amine groups, wherein the functional group capable of hydrogen bonding of the polymer and the amine group of the aromatic compound form a hydrogen bond.
Resumen de: US20260074220A1
A positive electrode active material, a secondary battery, and an electric device are disclosed. The positive electrode active material satisfies the following relationship: 300≤P*D/Δθ≤800; where P represents the porosity of the positive electrode active material, with a unit of %; D represents the crystal plane dimension of the (110) crystal plane of the positive electrode active material, with a unit of Å; and Δθ represents a splitting degree between a diffraction angle of the (110) crystal plane and that of (108) crystal plane of the positive electrode active material, with a unit of °.
Nº publicación: US20260074208A1 12/03/2026
Solicitante:
PANASONIC INTELLECTUAL PROPERTY MAN CO LTD [JP]
Panasonic Intellectual Property Management Co., Ltd
Resumen de: US20260074208A1
A negative electrode material 1000 of the present disclosure includes a negative electrode active material 111, a sulfide solid electrolyte 100, and a conductive additive 110. The negative electrode active material 111 includes a lithium vanadium oxide, a proportion of a volume of the negative electrode active material 111 to a sum of the volume of the negative electrode active material 111 and a volume of the sulfide solid electrolyte 100 is 40% or more and 80% or less, and a proportion of a volume of the conductive additive 110 to a sum of the volume of the negative electrode active material 111, the volume of the sulfide solid electrolyte 100, and the volume of the conductive additive 110 is more than 4.4% and 15% or less.
BOPI
Sede Electrónica
