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1670
resultados
Última actualización
22/03/2026 [07:31:00]
Resultados 500 a 525 de 1670
Resumen de: EP4712203A2
Disclosed is a battery system that is easy to install or expand and has improved safety. The battery system according to an aspect of the present disclosure includes a plurality of battery containers, each including a battery rack, a container housing accommodating the battery rack in an internal space, and a first power line configured to transmit charge power and discharge power, wherein the first power lines of the battery containers are connected to each other; and a control cabinet including a control module configured to control the plurality of battery containers, a cabinet housing accommodating the control module in an internal space, and a second power line configured to be connected to the first power line of one of the plurality of battery containers.
Resumen de: EP4712240A2
The invention is related to an electric module for use in a power tool comprising a housing and an electrical connection terminal. The housing defines a battery chamber which at least partly accommodates a battery assembly. The electrical connection terminal is disposed at the top portion within the housing. The electrical connection terminal is arranged to electrically connect with the battery assembly accommodated in the battery chamber. The housing prevents water and/or foreign matters in the battery chamber from contacting with the electrical connection terminal disposed at the top portion inside the housing. The invention allows the battery chamber exposing to the external through the opening without the necessity of including additional waterproof/enclosed units in the electric module for preventing water and/or foreign matters entering the battery chamber and contacting with the electrical connection terminal disposed at the top portion within the housing. The structure is simple, the production cost is low, and unnecessary units are reduced.
Resumen de: EP4712213A2
A battery system includes a battery module that utilizes the first and second retention housings to hold a battery cell retention frame therein that can be either air cooled or fluid cooled. In particular, the first and second retention housings have an inlet port and an outlet port, respectively, for routing fluid through the battery cell retention frame for cooling cylindrical battery cells thereon. Alternately, the battery cell retention frame can be air cooled for cooling the cylindrical battery cells. Also, the first and second retention housings provide improved structural integrity to the battery module.
Resumen de: EP4712251A2
Embodiments of the present application provide a battery cell and a manufacturing method and device therefor, a battery, and an electric device. A battery cell (100) comprises: an electrode assembly (1) comprising a main body part (11) and a tab (12), the tab (12) being connected to a side portion of the main body part (11) in a first direction (X); and a protective frame (2) having an integrated structure and comprising three sections of protective plates which are respectively used for protecting three side surfaces of the main body part (11), the three sections of protective plates comprising a first plate (21), a second plate (22), and a third plate (23), the third plate (23) being located between the first plate (21) and the second plate (22), two ends of the third plate (23) being respectively connected to a first end of the first plate (21) and a first end of the second plate (22), and at least one of the first plate (21), the second plate (22), and the third plate (23) being provided with an opening (231), wherein the tab (12) is led out from the opening (231).
Resumen de: GB2644017A
A method of recovering a metal (e.g. lithium, nickel, cobalt or manganese) from electrical or electronic material by culturing a microorganism to produce an acid, separating the acid from the microorganism and adding the acid and a reducing agent to the electrical or electronic material thus indirectly bioleaching the metal containing material and then recovering the metal. The electrical or electronic material can be waste lithium-battery material, a PCB or a hard drive, the reducing agent can be ascorbic acid or ferrous sulphate and the microorganism can be a sulphur oxidising bacteria (e.g. Alicyclobacillus sp. and Acidothiobacillus thiooxidans) to produce sulphuric acid.
Resumen de: EP4711339A2
Disclosed are a positive electrode for a rechargeable lithium battery including a positive active material including a small particle diameter monolith particles having a particle diameter of about 1 µm to about 8 µm as a nickel-based lithium metal oxide, and a large particle diameter secondary particles having a particle diameter of about 10 µm to about 20 µm as a nickel-based lithium metal oxide, wherein an X-ray diffraction peak intensity ratio (I(003)/I(104)) of the positive electrodeis greater than or equal to about 3, a method of preparing the same, and a rechargeable lithium battery including the positive electrode.
Resumen de: EP4712159A2
This application provides a composite positive-electrode material and a preparation method thereof, a positive-electrode plate, a secondary battery (5), and a battery module (4), a battery pack (1), and an apparatus containing such secondary battery (5). The composite positive-electrode material includes a core and a coating layer covering at least part of a surface of the core, where the core includes a positive-electrode pre-lithiation material, the positive-electrode pre-lithiation material includes a lithium-rich metal oxide, and the coating layer includes a positive-electrode active material.
Resumen de: EP4712244A1
Disclosed is a battery assembly. A battery assembly according to an embodiment of the present disclosure may include a frame providing a space therein and having an opening formed at the rear; a battery cell positioned inside the frame; a rear end cover coupled to the opening and having a venting hole; and a venting channel that has a body providing a space therein, an inlet hole formed in the body and communicating with the venting hole, and an outlet hole formed in the body and configured to be openable.
Resumen de: EP4712149A1
A method of manufacturing an electrode sheet and a coating device. The method of manufacturing an electrode sheet includes the following steps: coating a to-be-coated surface of a current collector with a first active material to form a first wide layer; coating the to-be-coated surface with a second active material to form a narrow layer; and coating the to-be-coated surface with a third active material to form a second wide layer. The first wide layer, the narrow layer, the second wide layer, and the to-be-coated surface jointly define a tab welding groove. According to the method, the tab welding groove is processed through coating without laser cleaning, which helps to reduce manufacturing costs of an electrode sheet.
Resumen de: EP4712207A1
Disclosed is a battery module, which includes: a plurality of battery cells stacked on one another and having electrode leads protruding therefrom; and at least one sensing assembly mounted to at least one side of the plurality of battery cells and configured to electrically connect the electrode leads, wherein the at least one sensing assembly includes: a sensing bus bar electrically connected to the electrode leads; and a plurality of sensing housing parts configured so that the sensing bus bar is mounted to a front surface thereof, the plurality of sensing housing parts allowing the electrode leads to pass therethrough toward the sensing bus bar, the plurality of sensing housing parts being detachably assembled with each other.
Resumen de: EP4711350A2
Methods and apparatus for fabricating separators for solid-state lithium metal batteries employ rapid thermal processing. Aspects include high temperature sintering. Temperatures, durations of heat application, and proximity of heating elements to materials undergoing sintering combine to provide separators with desirable physical characteristics, including porosity, in a batch process.
Resumen de: EP4712189A1
An ion conductive layer can include a hygroscopic ion conductive material, such as a halide-based material. In an embodiment, the ion conductive layer can include an organic material, ammonium halide, or a combination thereof.
Resumen de: EP4711187A1
An electric battery pack (1) comprises a plurality of electric battery groups. Each group comprises a plurality of battery cells (4), arranged side by side along a first horizontal direction (X). The different groups of battery cells (4) are arranged in at least one row along a second horizontal direction (Y) orthogonal to the first horizontal direction (X). The battery pack (1) is configured to receive a flow of a temperature-regulating liquid that passes through the battery pack (1) so as to come into direct contact with the battery cells (4). A system for distributing the temperature-regulating liquid includes a longitudinal feeding channel (6) and a plurality of transverse channels (7) extending beneath each group of battery cells (4) along said first horizontal direction (X). The transverse channels (7) are defined by a lower support structure (5) on which the battery cells (4) are supported and including a lower wall (50), an upper wall (51) parallel to and spaced above the lower wall (50) and formed integrally, or rigidly connected, with said lower wall (50), and a plurality of internal ribs (5B) parallel to and spaced apart from each other extending along the first horizontal direction (X) between the lower wall (50) and the upper wall (51). Each transverse channel (7) has a closed cross-section, defined by the lower wall (50), the upper wall (51), and two of the internal ribs (5B) of the lower support structure (5). In the upper wall (51) of the lower support structu
Resumen de: EP4712155A1
An electrode and a secondary battery are disclosed. An electrode includes a substrate, and a coating layer including a first coating layer coated on a side of the substrate in a first direction, and a second coating layer coated on another side of the substrate in a second direction, and the coating layer includes a first layer and a second layer located on the first layer and defining a step with the first layer.
Resumen de: EP4712231A2
A battery module includes a housing (100), a plurality of battery cells (200), each of which includes an electrode assembly (210), a case (220) accommodating the electrode assembly (210), a cap plate (230) sealing the case (220), a pair of terminals (240) protruding from the cap plate (230), and a vent (250) between the terminals (240). The plurality of battery cells (200) is arranged in the housing (100) in a first direction. The battery module further comprises a holder (300) in the housing (100) and facing the cap plate (230), and an inner sheet (400) between the cap plate (230) and the holder (300) to cover the vent (250).
Resumen de: EP4711391A1
A semi-solid battery electrolyte precursor, a semi-solid battery electrolyte, a semi-solid battery, and a preparation method of the semi-solid battery are provided. The semi-solid battery electrolyte precursor includes a first polymer monomer, a second polymer monomer, and an initiator. The first polymer monomer is an acrylic acid monomer or an acrylate monomer. The second polymer monomer is a fluorine-containing unsaturated monomer.
Resumen de: EP4711048A1
The present disclosure relates to an apparatus and method for manufacturing an electrode plate of a secondary battery. In an embodiment a slot die that simultaneously discharges a mixture slurry and an insulating slurry. The slot die includes an insulating slurry discharge portion protruding toward a substrate more than a mixture slurry discharge portion, which enables fine adjust of a thickness of the insulation coated portion on the substrate.
Resumen de: GB2700847A
A system detects degradation of battery health due to fast-charging and controls charging of the battery and/or provides indications of battery health while fast-charging. The system includes remove a battery charging circuit that controls a charging voltage waveform to supply charging current to a battery and a detection circuit that monitors a rate of change of the charging current and controls the charging voltage waveform responsive to an output of the detection circuit. figure 5
Resumen de: EP4712215A1
The present invention provides a structure of a battery module including: a cell laminate including: a plurality of battery cells laminated in widthwise direction; and at least one barrier member interposed between and laminated together with the plurality of battery cells in widthwise direction; and a housing accommodating the cell laminate, wherein each of the at least one barrier member includes a metal layer and insulating layers provided at two widthwise ends of the metal layer, respectively, and a thickness of each of the insulating layers is greater than that of the metal layer.
Resumen de: EP4712224A1
A cap assembly includes a terminal part to be electrically connected to an electrode plate of an electrode assembly, a laser-transmissive glass part arranged above an area at where a current collection member that electrically connects an electrode plate of the electrode assembly and the terminal part and the electrode assembly are combined, and a cap plate having a terminal opening with which the terminal part is combined and a glass opening with which the glass part is combined that is combined with a case that accommodates the electrode assembly.
Resumen de: EP4712238A1
Example embodiments provide a battery pack. The battery pack includes: a lower frame including a base plate and side walls; first to fourth battery cell assemblies provided on the lower frame and including a plurality of battery cells; a first cross beam interposed between the first and second battery cell assemblies, in which the first and second battery cells are spaced apart from each other in a first direction; a second cross beam interposed between the third and fourth battery cell assemblies, in which the third and fourth battery cell assemblies are spaced apart from the first and second battery cell assemblies in a second direction perpendicular to the first direction; first fixing parts coupled to the first cross beam and spaced apart from the base plate; and second fixing parts coupled to the first fixing parts.
Resumen de: EP4712181A1
A secondary battery, including an electrode assembly including a first electrode, a second electrode, and a separator therebetween, a case including a bottom portion, a side wall portion connected to the bottom portion, and an opening portion facing the bottom portion, the case accommodating the electrode assembly, and a cap assembly coupled to one end of the side wall portion of the case to seal the opening portion, wherein the case includes a groove region formed on an inner peripheral surface of the side wall portion.
Resumen de: EP4712252A1
An electrode assembly according to the present disclosure includes a positive electrode plate, a negative electrode plate, a separator positioned between the positive electrode plate and the negative electrode plate, and an electrode tab electrically connected to the positive electrode plate. The electrode tab includes a first metal and a second metal that at least partially surrounds the first metal.
Resumen de: EP4712214A1
A battery assembly according to certain embodiments of the present disclosure includes: a battery cell stack in which a plurality of battery cells are stacked; a frame that houses the battery cell stack and includes a first side surface part, a second side surface part, a ceiling part, and a bottom part; and an inlet and an outlet for circulating a coolant inside the frame. The coolant is flowed into the inside of the frame through the inlet, and discharged through the outlet. Pad members are disposed on at least at one place between the battery cells, and at least one of the pad members extends from the ceiling part to the bottom part of the frame.
Nº publicación: EP4712172A1 18/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: EP4712172A1
Disclosed is a composite substrate for a rechargeable lithium battery including a support layer having a first surface and a second surface that are opposite to each other, a first metal layer on the first surface, and a second metal layer on the second surface. The support layer includes a plurality of first through parts penetrating the first surface and spaced apart from each other along a first direction, and a plurality of second through parts penetrating the second surface and spaced apart from each other along the first direction. The plurality of first through parts and the plurality of second through parts are alternately disposed along the first direction, and the first direction is substantially parallel to the first surface.
BOPI
Sede Electrónica
