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1143
resultados
Última actualización
04/09/2025 [07:15:00]
Resultados 275 a 300 de 1143
Resumen de: US2025273826A1
A rivet terminal includes: a current carrying part connected to a terminal part of a secondary battery and configured to electrically connect a terminal plate of the secondary battery and a current collector within the secondary battery and having a cavity formed therein; and a vent part in the cavity within the current carrying part and configured to be ruptured to enable a gas within the secondary battery to be released.
Resumen de: US2025273653A1
A secondary battery is provided and includes a positive electrode, a negative electrode, and an electrolytic solution. The negative electrode includes a negative electrode active material, a negative electrode binder, and a negative electrode conductor. The negative electrode active material includes a silicon-containing material. The negative electrode binder includes an N-vinylacetamide polymer. The negative electrode conductor includes a fibrous carbon material. Based on an analysis of the negative electrode conductor by Raman spectroscopy, an absorption peak is detectable within a range of a Raman shift of greater than or equal to 120 cm−1 and less than or equal to 300 cm−1, and the absorption peak has a half-width of 10 cm−1 or greater.
Resumen de: AU2024219080A1
The present disclosure provides as an electrode 1, comprising a 3D composite current collector 2 having an electrically conductive substrate current collector 3 with a plurality of laterally distributed electrically conductive upstanding scaffolding elements 4 that comprise carbon-based protrusions 6 covered by a passivation layer 10 for shielding the pillar from a direct contact with an electrode or electrolyte material, whereby said passivation layer (10) is comprised of a first composition (10c) allowing electron transport to the substrate and resistive to transport of lithium across the passivation layer. In a preferred embodiment the electrode is coated with a stack of functional battery layers including one or more of a seed layer 20, an anode metal layer 30, and an anode passivation layer 40. The present disclosure further relates to a manufacturing method and an energy storage device comprising the electrode.
Resumen de: US2025273780A1
A method for manufacturing a power storage device, in which an outer circumferential edge portion of a lid and an opening portion of a case body are welded via a melted-solidified portion, includes: a placing step of placing the lid in an unmelted opening portion of the case body; a welding step of welding the outer circumferential edge portion 36 of the lid 33 and the opening portion of the case body over their entire circumference. In the placing step, the unmelted opening portion of the case body is placed on a lower side more than a circumferential edge upper surface of the unmelted outer circumferential edge portion of the lid. In the welding step, laser welding is performed by irradiating a multi-beam of a beamlet pattern that provides more heat input to the unmelted opening portion compared to the unmelted outer circumferential edge portion.
Resumen de: US2025273792A1
The present disclosure relates to a battery manufacturing apparatus for manufacturing a battery assembly which includes a plurality of battery cells, each including a tab part electrically connected to an outside and protruding outward, and an accommodating bottom surface forming a bottom surface of an accommodating space in which the plurality of battery cells are accommodated, including a sensor configured to sense a profile regarding a degree of protrusion of a coating surface of one side of the battery cell facing the accommodating bottom surface, a discharger configured to discharge an adhesive material to the coating surface of at least one battery cell of the plurality of battery cells, and a controller configured to control the discharger or the sensor to adjust at least one of a position and a moving speed of the discharger based on the profile, and a battery manufacturing method using the battery manufacturing apparatus.
Resumen de: US2025273793A1
An electrochemical apparatus, includes N battery cells divided into M battery cell groups, battery cells in each battery cell groups are arranged in a first direction, and the M battery cell groups are arranged in the first direction; each battery cell includes a battery cell housing and two electrode terminals; in the first direction, electrode terminals of two adjacent battery cell groups are connected by a conductive member, and connection areas are formed on the conductive members; a first fixing member is bonded to at least part of an electrode terminal on the first side of the battery cell group, and/or a second fixing member is bonded to at least part of the electrode terminal on the second side of the battery cell group.
Resumen de: US2025273797A1
A battery pack, which contributes to improvement in accuracy in detecting water infiltrating inside the battery pack, is realized. According to an embodiment of the present disclosure, a battery pack includes: a battery module including a plurality of battery cells stacked in a first direction, and a case for housing the battery module, in which the case includes a lower case arranged below the battery module which is on one side of the battery pack in a second direction orthogonal to a first direction, and the lower case includes a groove part extending in the first direction and a reservoir part arranged so as to be capable of storing water in at least one end part of the groove part in the first direction, and a water detection unit is arranged in the reservoir part.
Resumen de: AU2024215734A1
A system and method for recovering heavy metals from nonhazardous scrap lead acid battery slag using pyrometallurgical and hydrometallurgical process to clean slag for commercial use as an environmentally friendly substitute solid filler in product. Process recovers previously nonhazardous landfilled lead and tin for value economically for the business unit and repurposes the businesses major solid waste stream. Methods iteratively remove tin, lead, antimony, arsenic from slag to be used in commercial materials as well as concentrate lead and tin in a fume to recover lead for recycled production and produce commercial grade tin.
Resumen de: WO2024161411A1
The present invention relates to a sodium-ion battery comprising positive electrode compositions possessing improved battery performance and moisture and air stability. The positive electrode composition having a general formula NaxAzNiiMyMnjTikSbfO2 where A is alkali or alkaline-earth metals selected from Ca, Li, M is divalent or trivalent element selected from Fe, Mg, Zn, Cu, Al, Co, and Ni is divalent element, Mn, Ti is tetravalent element and Sb is pentavalent/trivalent element where (i+j+k+f+y =1), 0.7≤x≤1, 0≤z≤0.2, 0.1≤i≤0.6, 0≤y≤0.5, 0.1≤j≤0.5, 0.05≤k≤0.4, 0≤f≤0.2, The present invention is applicable to energy storage applications.
Resumen de: AU2024239189A1
According to one embodiment, provided is a method for producing a Sn-containing sulfide solid electrolyte, the method comprising: preparing a raw material mixture containing a Li element, a Sn element, a P element, and a S element; and subjecting the raw material mixture to a mechanical milling treatment to obtain a Sn-containing sulfide solid electrolyte, wherein a heating treatment is not performed after the mechanical milling treatment.
Resumen de: AU2024250693A1
A method is provided for inputting thermal energy into fluidic medium in a manufacturing process by at least one rotary apparatus comprising: a casing with at least one inlet and at least one exit, a rotor comprising at least one row of rotor blades arranged over a circumference of a rotor hub mounted onto a rotor shaft, and a stator configured as an assembly of stationary vanes arranged at least upstream of the at least one row of rotor blades. In the method, an amount of thermal energy is imparted to a stream of fluidic medium directed along a flow path formed inside the casing between the inlet and the exit by virtue of a series of energy transformations occurring when said stream of fluidic medium passes through the stationary vanes and the at least one row of rotor blades, respectively. The method further comprises: integration of said at least one rotary apparatus into a production facility configured to carry out material production processes, such as producing titanium oxide, mineral wool, gypsum, wood pulp and paper, cathodes and anodes, or flash-dried chemicals, at temperatures essentially equal to or exceeding 500 degrees Celsius (°C), and conducting an amount of input energy into the at least one rotary apparatus integrated into the heat-consuming process facility, the input energy comprises electrical energy. A rotary apparatus and related uses are further provided.
Resumen de: CN120033401A
The invention discloses a battery pack for supplying power to an electric tool. The battery pack comprises a shell; the terminal assembly is used for being connected with a tool terminal of the electric tool so as to transmit electric energy; the battery cell module is accommodated in the shell and is electrically connected with the terminal assembly, and the battery cell module at least comprises a plurality of battery cell units; wherein the energy density of the unit volume of the battery pack is greater than or equal to 110Wh/mm < 3 >.
Resumen de: US2025273725A1
Disclosed herein are a mandrel unit including a reinforcement member capable of preventing deformation of a jellyroll and reform collapse, a jellyroll forming method, an electrode assembly, and a secondary battery. The mandrel unit includes: a mandrel winding an electrode assembly secured to one region thereof in one direction; and a reinforcement member mounted in one region of the mandrel and securing the electrode assembly to the mandrel.
Resumen de: US2025273813A1
A battery includes a first multitude of battery cells and a second multitude of battery cells located adjacent to the first multitude of battery cells. A battery housing encloses the first multitude of battery cells and the second multitude of battery cells. A catalytic material is disposed within at least one ventilation passageway located within an interior of the battery housing.
Resumen de: US2025273697A1
The present disclosure is generally directed to a discharge cathode of a metal-air battery. A method of fabricating the discharge cathode includes forming a frame of electrically insulating material onto a terminal with a first end portion of the terminal exposed in a window defined by the frame and a second end portion of the terminal outside of the frame. The method includes positioning a gas diffusion electrode (GDE) on the frame with a busbar supported on the GDE and a bus tab extending from the busbar to the window. The method includes connecting the bus tab and the first end portion of the terminal to one another through the window. The method includes, with the bus tab and the terminal connected to one another, hermetically sealing the window.
Resumen de: US2025273722A1
A detection system and method for detecting a tab back of a bare battery cell during a cell combining operation are disclosed. The system includes a top cap carrying apparatus, a cell combining apparatus, a first detection apparatus, a second detection apparatus, and a control apparatus. The cell combining apparatus displaces two bare battery cells from a lying state to an upright cell combining state when a top cap is supported. The top cap carrying apparatus moves from a carrying position to a displacement position, enabling the tabs to extend and expose an anode tab back part and a cathode tab back part. The first and second detection apparatuses capture images of the respective tab back parts. The acquired images are processed for use in subsequent operations. This system enables real-time image acquisition of the tab back parts during the combining process, providing comprehensive quality information for the bare battery cell tabs.
Resumen de: US2025273815A1
Electrochemical devices are disclosed for various applications such as secondary batteries. In an embodiment, an electrochemical device includes a positive electrode, a negative electrode, a separator, and an electrolyte. The separator includes a porous separator including inorganic fibers or including inorganic particles and a polymer binder, and the electrolyte includes a nitrile-based compound. The electrochemical device exhibits high ionic conductivity by including the porous separator having wettability to the electrolyte.
Resumen de: US2025273814A1
The present disclosure relates to the field of vehicles and provides a vehicle battery pack and a vehicle having the same. The vehicle battery pack includes a first battery cell, a second battery cell, and a separator located between the first battery cell and the second battery cell. The first battery cell and the second battery cell include positive and negative electrode terminals oriented towards the separator.
Resumen de: AU2025213697A1
A battery system and method may be shown and described. Two or more batteries may be connected in an identical configuration to an output device. The batteries may be controlled by a control unit or logic chip which may be configured to operate in two phases. In the first phase, the two or more batteries may be connected in series. In the second phase, the two or more batteries may be connected in parallel. Switches may be connected to the positive and negative terminals of the batteries to switch the configuration from series to parallel, and vice-versa. A control unit may switch between the two phases at any desirable frequency to produce a desired output voltage and amperage. The switching speed between the two phases may be any number of rotations per second. A battery system and method may be shown and described. Two or more batteries may be connected in an identical configuration to an output device. The batteries may be controlled by a control unit or logic chip which may be configured to operate in two phases. In the first phase, the two or more batteries may be connected in series. In the second phase, the two or more batteries may be connected in parallel. Switches may be connected to the positive and negative terminals of the batteries to switch the configuration from series to parallel, and vice-versa. A control unit may switch between the two phases at any desirable frequency to produce a desired output voltage and amperage. The switching speed between the two ph
Resumen de: US2025273809A1
An energy storage system and a power-consuming apparatus. The energy storage system include a box and a battery module. The battery module includes electrochemical cells, a module housing, a partition plate, and an air conduit. The partition plate is disposed in the module housing, the partition plate divides the module housing into a heat dissipation cavity and a smoke exhaust cavity, and the air conduit communicates with the smoke exhaust cavity by using the first mounting hole. An exhaust vent may be further disposed on the box, and the air conduit communicates with the exhaust vent. In this way, smoke generated by thermal runaway of the electrochemical cells may enter the air conduit through the first mounting hole of the module housing, and then be discharged to the outside of the box through the exhaust vent.
Resumen de: US2025273808A1
A battery system includes a battery pack including a plurality of battery cells, each having a pair of electrode terminals and a venting valve between the electrode terminals, the battery cells being arranged in at least two cell stacks extending adjacent to each other along a stacking direction, the electrode terminals and the venting valves of the battery cells face a first side of the battery pack; and a cell contacting unit (CCU), on the first side of the battery pack, the CCU including a plurality of busbars electrically connecting adjacent rows of the electrode terminals of battery cells of two adjacent cell stacks, the CCU being configured to cover both adjacent rows of the electrode terminals of the battery cells of the adjacent cell stacks and less than half of an area between the electrode terminals of each of the battery cells of the adjacent cell stacks.
Resumen de: US2025273807A1
A battery includes a tubular battery cell including an anode, a cathode and a solid electrolyte. The battery cell defines a central through hole. The battery further includes a container. The battery cell is inside of the container. The container includes a fluid inlet configured to provide fluid to the central through hole and a fluid outlet configured to receive fluid from the central through hole.
Resumen de: US2025273806A1
A battery cell, a battery and an electric device are provided. The battery cell includes electrode assemblies, a shell, and a pressure relief mechanism. The shell is used to accommodate the electrode assemblies. The pressure relief mechanism is provided on a lower portion of the shell and integrally formed with the shell. During normal use of the battery cell, the pressure relief mechanism is located at the lower portion of the shell.
Resumen de: US2025273810A1
Provided are a battery module, and a battery pack and a vehicle including the same. A battery module according to an embodiment includes a battery cell stack in which a plurality of battery cells are stacked, a case in which the battery cell stack is accommodated, the case including a first outlet through which gas is discharged, an exhaust path member mounted on the case to provide a gas discharge path through which gas is discharged but a flame is prevented from leaking out, and a cover coupled to the case to cover the exhaust path member, the cover including a second outlet through which gas moving through the exhaust path member is discharged, wherein a covering portion included in the case is provided to adjust a length.
Nº publicación: US2025273798A1 28/08/2025
Solicitante:
SUNGROW POWER SUPPLY CO LTD [CN]
Sungrow Power Supply Co., Ltd
Resumen de: US2025273798A1
An energy storage cabinet includes a cabinet body and a partition assembly, an upper installation space and a lower installation space are arranged in the cabinet body; slide rails are respectively arranged on two opposite inner walls of the cabinet body; the slide rails are arranged between the upper installation space and the lower installation space; and grooves are arranged on upper side surfaces of the sliding rails. The partition assembly is used for separating the upper installation space and the lower installation space, and is provided with a roller which can be snapped into the groove and can roll along the slide rail to move the partition assembly out of the cabinet. When the electrical element breaks down and needs to be taken out, the partition assembly can be pulled out, so that the roller can move out of the groove and roll on the slide rail.
BOPI
Sede Electrónica
