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191
resultados
Última actualización
13/09/2026 [07:18:00]
Resultados 50 a 75 de 191
Resumen de: US20260269398A1
The present disclosure may provide a battery pack comprising: a power storage device including battery cells; and a plate having a seating portion in which the power storage device is seated, wherein the plate has a through-hole in at least a partial region thereof, and at least a part of the through-hole is covered with a sealing material.
Resumen de: US20260269394A1
A battery pack includes one or more secondary battery cells, an outer case that stores the one or more secondary battery cells, and a flame-retardant material interposed between the outer case and an end face of a secondary battery cell. The flame-retardant material is provided so that flame-retardant paper is folded to cover the secondary battery cell from an end face to a side face thereof and partially double-overlap at least the side face. This configuration in which the secondary battery cells are covered by folding the inexpensive flame-retardant paper can suppress leakage of flames to the outside of the outer case even in the event that the secondary battery cells catch fire.
Resumen de: US20260269321A1
A compound of formula (I): wherein: X is Al or B; M+ is a metal cation; and R1 in each occurrence is independently a linear C3 or C4 fluorinated alkyl The compound of formula (I) may be used in an electrolyte in a metal or metal ion battery.
Resumen de: US20260269411A1
A temperature control device for a battery system has a base body (1) and a plurality of bearing sleeves (2) for battery cells (3), which bearing sleeves (2) are arranged in a flow channel (4). A wall section (8) of the base body (1) is pierced by a receiving opening (7) which opens into a bearing sleeve of said plurality of bearing sleeves (2). The bearing sleeve (2) is formed from the wall section (8) of the base body (1).
Resumen de: US20260269330A1
An electrolyte for a lithium secondary battery according to embodiments of the present disclosure may include a composite membrane including a lithium salt, an organic polymer, and an inorganic electrolyte, and a flame retardant compound including a phosphorus-containing functional group. The weight ratio of the flame retardant compound to the composite membrane may be 0.004 to 0.3. Accordingly, the flame retardancy and electrical properties of the secondary battery may be improved.
Resumen de: US20260265540A1
Coating compositions having fire retardance and controlled expansion are disclosed, as are methods for using such compositions and substrates coated with same.
Resumen de: US20260269246A1
A cathode material, a preparation method and an application thereof are provided. A general chemical formula of the cathode material is LiaFebMncMx(PO4)d, where 0.990≤a≤1.1, 0.9≤b+c≤1.1, 0.95≤d≤1.1, 0.001≤x≤0.03, and 0.9≤b+c+x≤1.1. A crystal of the cathode material is able to grow preferentially along an ac crystal plane. A ratio of an a-direction size of the cathode material to a b-direction size of the cathode material is 0.4542 to 0.4756, and a ratio of a c-direction size of the cathode material to the b-direction size of the cathode material is 0.5869 to 0.6172.
Resumen de: US20260269437A1
A battery module includes: a plurality of cells; two groups of connecting plates in parallel, with the connecting plates of each group distributed in an arrangement direction of the cells; a first acquisition cable including a plurality of first conductors arranged in parallel, and a second acquisition cable stacked with the first acquisition cable and including a plurality of second conductors. In a direction from a head end to a tail end of a first group of connecting plates, and then from a tail end to a head end of a second group of connecting plates, at least some of the first conductors are connected to some of the connecting plates in an arrangement order, at least some of the second conductors are connected to other connecting plates in an arrangement order, and at least one second conductor is arranged between at least one group of adjacent first conductors.
Resumen de: US20260269441A1
A battery includes a charge/discharge body containing an electrolyte, a housing body (lid 420) including a liquid introduction hole (420c), and a sealing plug (440) inserted in the liquid introduction hole (420c). The liquid introduction hole (420c) in the lid (420) includes a first penetrating portion (420P) and a second penetrating portion (420Q). The first penetrating portion (420P) includes a first inner circumferential surface (423) and a confronting surface (425). The second penetrating portion (420Q) includes a second inner circumferential surface (427). The sealing plug includes a first insert (440P) and a second insert (440Q). The first insert (440P) includes a first outer circumferential surface and a confronted surface (445). The second insert (440Q) includes a second outer circumferential surface (447). The length (L1) of a clearance (S1) between the second inner circumferential surface (427) of the lid (420) and the second outer circumferential surface of the sealing plug is larger at least partly than the length (L2) of a clearance (S2) between the first inner circumferential surface (423) of the lid (420) and the first outer circumferential surface of the sealing plug
Resumen de: AU2025365105A1
The present application provides a positive electrode material, a preparation method therefor, a positive electrode sheet, and a battery. The positive electrode material comprises a nickel-cobalt-manganese-aluminum quaternary positive electrode material and a lithium iron phosphate positive electrode material. The chemical formula of the nickel-cobalt-manganese-aluminum quaternary cathode material is Li(1+u)NivMn wCoxAlyAzO2, where u≥0, and v+w+x+y+z = 1. The chemical formula of the lithium iron phosphate positive electrode material is Li1+kFe(PO4)1+mBn, where k, m, and n≥0, and A and B are both doping elements. The mass ratio of the nickel-cobalt-manganese-aluminum quaternary positive electrode material to the lithium iron phosphate positive electrode material is (0.5-5.0): (5.0-9.5).
Resumen de: US20260264925A1
The present disclosure relates to a secondary battery packaging interleaf and a secondary battery packaging box, and more specifically, relates to a secondary battery packaging interleaf and a secondary battery packaging box, capable of preventing damage to recognition codes of a plurality of accommodated cylindrical battery cells.According to one example, it is possible to provide a secondary battery packaging interleaf comprising a partition wall forming multiple accommodation spaces, in which multiple cylindrical battery cells with printed recognition codes are each accommodated, and provided with a contact prevention portion that is not in contact with the recognition code on the outer peripheral surface of the accommodated cylindrical battery cell, and a packaging box comprising the same.
Resumen de: US20260269331A1
An electrolyte for a lithium secondary battery according to embodiments of the present disclosure may include a lithium salt, a composite membrane including an inorganic electrolyte and an organic binder, and a flame retardant polymer electrolyte. A lithium secondary battery according to embodiments of the present disclosure may include a cathode, an anode disposed to face the cathode, and an electrolyte layer disposed between the cathode and the anode which includes the electrolyte for a secondary battery.
Resumen de: US20260269267A1
A cathode active material for a secondary battery and a secondary battery including the same are provided. The cathode active material for a secondary battery includes an active material core and a coating material formed on the surface of the active material core. The coating material includes niobium (Nb) as a coating element, and further includes at least one of tungsten (W) and phosphorus (P). The coating material may reduce side reactions with the electrolyte and improve charge and discharge characteristics/Coulomb efficiency.
Resumen de: US20260269307A1
There is provided a positive electrode mixture comprising a sulfur-based active material and a sulfide solid electrolyte, wherein the sulfide solid electrolyte contains phosphorus (P) and halogen (X) including at least iodine (I) as constituent elements, and a molar ratio (X/P) of the halogen (X) to the phosphorus (P) is 0.86 or more, and a molar ratio (I/P) of the iodine (I) to the phosphorus (P) is 0.10 or more.
Resumen de: US20260269634A1
The present disclosure relates to a parallel battery cluster topology integrated with a circulating current suppression and state-of-charge equalization circuit. The circulating current suppression and state-of-charge equalization circuit includes a plurality of voltage sources and parallel battery clusters, voltage sources being connected in series with parallel battery clusters. Positive electrodes of a first voltage source to an n-th voltage source are respectively connected to negative electrodes of a first battery cluster to an n-th battery cluster, and negative electrodes of the first voltage source to the n-th voltage source are connected together to form a negative electrode of the parallel battery clusters.
Resumen de: US20260269352A1
The present application provides a battery and an electrical apparatus with good heat dissipation performance. The battery includes: an air-cooling structure including a body and at least one air duct penetrating the body in a first direction; and a plurality of battery cells, wherein the plurality of battery cells are cylindrical, axes of the plurality of battery cells are parallel to the first direction, and the plurality of battery cells are arranged around the air-cooling structure; and the air-cooling structure is configured to discharge heat generated by the plurality of battery cells with air introduced into the air duct.
Resumen de: AU2025338227A1
The present application relates to an energy storage container and a fuse adaptation method. The energy storage container comprises: a busbar unit; a plurality of high-voltage boxes connected to the busbar unit; a plurality of battery clusters, each battery cluster being electrically connected to a corresponding high-voltage box; and a processing unit electrically connected to the plurality of high-voltage boxes. The high-voltage boxes each comprise a first short-circuit protection unit and a first current detection unit electrically connected to the first short-circuit protection unit, wherein the first short-circuit protection units are electrically connected to the processing unit.
Resumen de: US20260269300A1
A battery manufacturing apparatus includes a negative electrode notching device configured to assign a first electrode ID to individual notched electrodes; a first cutting device for separating individual negative electrodes assigned the first electrode ID; a positive electrode notching device configured to assign a second electrode ID to individual notched electrodes; a second cutting device for separating individual positive electrodes assigned the second electrode ID; a stacking device configured to stack the individual positive electrodes and the individual negative electrodes with a separator therebetween; and a roll map creating device.
Resumen de: US20260269529A1
A connector inspection device, for connecting to a connector of a battery module and inspecting the performance of the connector, including a first body portion, a second body portion having a first surface connected to a surface of the first body portion, a third body portion that has a first surface connected to a second surface of the second body portion and includes a detection member connected to the connector and receiving an electrical signal from the connector, and a fourth body portion having a first surface facing the second surface of the third body portion, having the detection member located therein, and being movable toward the third body portion is provided. The second body portion, the third body portion, and the fourth body portion may be movable along the surface of the first body portion.
Resumen de: US20260269268A1
A solid-state battery having excellent reliability in which damage caused by expansion of a negative electrode layer during charging can be prevented is implemented. A solid-state battery includes a battery body. The battery body includes a stacked structure in which a positive electrode layer and a negative electrode layer are stacked in a first direction with an electrolyte layer interposed therebetween, and a cover layer configured to cover the stacked structure. In the battery body, an edge of the electrolyte layer in contact with the cover layer is located inward relative to an edge of the negative electrode layer in contact with the cover layer in a cross-sectional view along a second direction orthogonal to the first direction.
Resumen de: US20260269235A1
A positive electrode active material for a magnesium storage battery is made of a material containing magnesium (Mg), lithium (Li), one type or two or more types of metal elements (M), and oxygen (O), and having a rock salt structure represented by General Formula (1).
Resumen de: US20260269395A1
A battery pack includes a battery module including two end plates and at least one battery cell that is arranged between the two end plates, and a case that houses the battery module and includes a bottom wall to which the two end plates are fixed. Inside the case, at least a fixing part fixing the bottom wall and one end plate of the two end plates is covered with an insulator having waterproof and electrical insulation properties. Water entering the case of the battery pack is prevented from creating a short circuit due to ionic conduction in water.
Resumen de: US20260269421A1
Provided in this embodiment is an electric storage apparatus includes: a plurality of electric storage devices arranged in a first direction and each including a gas release valve directed in a second direction orthogonal to the first direction; a duct part disposed to overlap the gas release valve of each of the electric storage devices in the second direction; an adjacent member including a body located between each adjacent ones in the first direction of electric storage devices, and a locking piece extending from the body along the duct part in a direction away in the second direction from the body to lock the duct part; and an abutment part in abutment with the locking piece from an opposite side to the duct part in a third direction orthogonal to each of the first direction and the second direction.
Resumen de: US20260269350A1
A method for grinding a sulfur compound is provided. The method satisfies a relationship D2/D1<0.49, wherein D1 represents the median diameter of the unground sulfur compound when the grinding includes only a single pass of grinding or, when the grinding includes two or more passes of grinding, the median diameter of the sulfur compound before any pass of grinding; and D2 represents the median diameter of the sulfur compound after grinding when the grinding includes only a single pass of grinding or, when the grinding includes two or more passes of grinding, the median diameter of the sulfur compound after the any pass of grinding.
Nº publicación: US20260266916A1 10/09/2026
Solicitante:
SEMICONDUCTOR ENERGY LABORATORY CO LTD [JP]
Semiconductor Energy Laboratory Co., Ltd.
Resumen de: US20260266916A1
Provided is a power storage system, a secondary battery control system, a secondary battery measurement circuit, or the like that consumes low power. Provided is a power storage system, a secondary battery control system, a secondary battery measurement circuit, or the like that is highly integrated. The power storage system includes a secondary battery and a measurement circuit; the measurement circuit includes a resistor, a capacitor, and an inductor; one terminal of the resistor is electrically connected to one electrode of the capacitor; the other terminal of the resistor is electrically connected to one terminal of the inductor; one terminal of the inductor is electrically connected to a positive electrode of the secondary battery; and the measurement circuit has a function of measuring impedance of the secondary battery by measuring current of the resistor.
BOPI
Sede Electrónica
