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1092
resultados
Última actualización
27/08/2025 [07:25:00]
Resultados 525 a 550 de 1092
Resumen de: US2025253467A1
A battery device includes a cell assembly, including a first battery cell and a second battery cell, stacked in a first direction. The first battery cell and the second battery cell respectively include a receiving portion in which an electrolyte and an electrode assembly are received within a case, and a plurality of extension portions protruding outwardly from the receiving portion in the first direction. The second battery cell is disposed to contact at least one of the extension portions of the first battery cell.
Resumen de: WO2025170155A1
The present invention relates to: a dry electrode film which can be manufactured in a dry manner without a fiberizing process; a lithium secondary battery using same; and a method for manufacturing same. The dry electrode film according to the present invention comprises 80-99.9 wt% of an active material, 0.1-10 wt% of a rubber-based binder, and 10 wt% or less of a conductive material.
Resumen de: KR20250122981A
본 개시의 일 실시예에 따른 전극 제조 장치는 전극 활물질이 도포된 전극판을 공급하는 공급부;와, 상기 전극판의 두께를 측정하는 적어도 하나의 두께측정부; 및 상기 전극판에 적어도 하나의 보강재를 추가하는 적어도 하나의 두께보강부;를 포함할 수 있다.
Resumen de: WO2025170337A1
The present invention relates to a method for regenerating a positive electrode active material and a regenerated positive electrode active material manufactured therefrom and, more specifically, to a method for regenerating a positive electrode active material and a regenerated positive electrode active material manufactured therefrom, the method being characterized by comprising: (a) a step for heat-treating a waste positive electrode composition including a positive electrode active material, a conductive material, a binder, and a solvent to remove the solvent; (b) a step for pulverizing the waste positive electrode composition removed of the solvent; (c) a step for heat-treating the pulverized waste positive electrode composition at 300-650 °C to remove the binder and conductive agent and recover the positive electrode active material; (d) a step for adding a lithium precursor to the recovered positive electrode active material and annealing at 400-1,000 °C; and (e) a step for washing the annealed positive electrode active material with a washing solution. The present invention has the effect of providing a method for regenerating a positive electrode active material and a regenerated positive electrode active material manufactured therefrom, wherein a waste positive electrode composition including a positive electrode active material, a conductive material, a binder, and a solvent is heat-treated at a low temperature to remove the solvent, pulverized, and then heat-tre
Resumen de: WO2025170334A1
The present invention relates to a method for recovering an iron phosphate battery material, the method comprising: a step (S1) of inducing a chemical discharge by opening an outer pouch of a used iron phosphate battery in a solution; and a step (S2) of recovering a battery material from the solution after the chemical discharge. The method for recovering an iron phosphate battery material can recover the main materials from a used iron phosphate battery with high efficiency and speed at a low cost.
Resumen de: WO2025170171A1
A battery system according to the present invention comprises: a first battery pack including a first battery cell; a second battery pack including a second battery cell; a charger; and at least one processor configured to control the charger to sequentially perform constant current (CC) charging of the second battery pack and the first battery pack when input power is identified, and control the charger to sequentially perform constant voltage (CV) charging of the second battery pack and the first battery pack when CC charging of the second battery pack and the first battery pack is completed, wherein the discharge performance of the first battery pack is higher than the discharge performance of the second battery pack, and the charge performance of the second battery pack is higher than the charge performance of the first battery pack.
Resumen de: WO2025167270A1
The present application discloses a housing of a temperature sensor, a temperature sensor, a battery, and an electric apparatus. The housing of a temperature sensor comprises: a body portion, wherein an accommodating space is formed inside the body portion, an opening is formed in one end of the body portion, and the opening is communicated with the accommodating space; and a connecting portion located outside the body portion and connected to the body portion, wherein the connecting portion and the body portion jointly define a slot structure, a connecting structure is formed on the inner surface of the wall of the slot, and the connecting structure is used for limiting the movement of the body portion in the insertion direction of the slot structure. The slot structure of the housing is connected to a tab by means of insertion, and a part of the tab is located in the slot. Compared with the structure in which the housing is mounted on one side of the tab, the mounting space on two sides of the tab can be fully utilized to mount the housing, so as to save the mounting space.
Resumen de: WO2025167293A1
The present application relates to the technical field of batteries, and provides a battery assembly and a device. By controlling the size parameters of a heat absorption piece arranged on the surface of one side of a casing of a cell in the battery assembly, the mass of a heat absorption main material, the size parameters of the casing, related parameters during thermal runaway, etc. to satisfy a certain relationship, it can be guaranteed that the heat absorption piece can fully inhibit heat of a battery in thermal runaway from diffusing to an adjacent battery, and the space utilization rate of the battery assembly containing the plurality of cells is not excessively affected.
Resumen de: WO2025167413A1
Disclosed are a battery and an electric device. The battery comprises a case; battery cell rows, each comprising a plurality of battery cells arranged in a first direction, wherein the plurality of battery cell rows are stacked in a second direction to form a battery cell array and are placed in the case; and a thermal management part disposed on the sides of the plurality of battery cells in a third direction for heat exchange with the battery cells, wherein the first direction, the second direction, and the third direction are perpendicular to each other.
Resumen de: WO2025167241A1
A battery cell, a battery, and an electric device. The battery cell (100) comprises: an electrode assembly (10), wherein the electrode assembly (10) comprises a body part (11) and tabs (12); a casing (20) for accommodating the electrode assembly (10) and comprising a first wall (201), wherein mounting holes (2021) are formed in the first wall (201); and electrode terminals (30) provided on the first wall (201), wherein at least part of the tabs (12) extend into the mounting holes (2021), and the projection of the electrode terminals (30) in the thickness direction of the first wall (201) covers the projection of the tabs (12) in the thickness direction.
Resumen de: WO2025167015A1
A battery (1) and an electric device. The battery (1) comprises: a case body (200); battery cells (102), which are provided in the case body (200); a first heat exchange member (100), which is fitted to the outside of the case body (200); and a fixing member (25), which is provided on the case body (200), wherein the fixing member (25) is arranged close to at least one edge (100d) of the first heat exchange member (100), and is fastened and connected to the first heat exchange member (100) and the case body (200).
Resumen de: WO2025167006A1
The present invention relates to a battery and an electrical apparatus. The battery comprises a battery cell, and a composite heat insulation pad disposed on at least one side of the battery cell; the composite heat insulation pad comprises a first heat insulation layer, a composite phase change layer, and a second heat insulation layer which are arranged in a stacked manner, the composite phase change layer comprising a phase change material layer, and a packaging layer disposed surrounding the phase change material layer; the thickness of the composite phase change layer is 1 mm to 4 mm, and the thicknesses of each of the first heat insulation layer and the second heat insulation layer are independently 1 mm to 3 mm. Due to the stacked arrangement structure and thickness optimization of the first heat insulation layer, the composite phase change layer and the second heat insulation layer of the composite heat insulation pad, a better heat insulation effect is obtained, and the battery applying said composite heat insulation pad has good resistance to thermal runaway.
Resumen de: WO2025167005A1
The present application relates to a composite thermal insulation pad, a battery and an electric device. The composite thermal insulation pad comprises a composite phase-change layer, which comprises a phase-change material layer and a packaging layer, wherein the packaging layer is disposed on the outer peripheral side of the phase-change material layer, and a weak portion is provided on a region of the packaging layer where a packaging cavity is formed. The composite thermal insulation pad has good thermal insulation performance, is applied to a battery and has a good effect of slowing down thermal runaway of the battery.
Resumen de: WO2025166870A1
A solid electrolyte and a preparation method therefor, a separator coating slurry and a separator, and a battery and an electrical apparatus, belonging to the field of batteries. The solid electrolyte is: Li1+xAlxTi2-x(PO4)3, where 0.01≤x≤0.5; the moisture content of the solid electrolyte is <500 ppm; the ionic conductivity of the solid electrolyte is >0.5 mS/cm; and the particle size of the solid electrolyte is in the range of 0.1-2 um. The present solid electrolyte can effectively reduce moisture of a solid electrolyte coating prepared from separator coating slurry, and can effectively reduce alternating current impedance, improving battery safety, and battery capacity retention rate at normal temperatures and low temperatures.
Resumen de: KR20250122570A
본 개시의 배터리셀 제조장치는 전기에너지를 저장하고 공급하는 본체부 및 상기 본체부를 내부에 수용하는 외장재를 포함하는 배터리셀을 실링하는 배터리셀 제조장치에 있어서, 상기 외장재의 가장자리 위치한 실링영역의 적어도 일부를 사이에 개재하며 상기 실링영역을 각각 가압하여 실링하는 제1실링바 및 제2실링바; 상기 제1실링바로부터 상기 제2실링바를 향하는 상기 외장재의 두께방향을 따라 상기 실링영역의 실링두께를 측정하고 상기 제1실링바 및 상기 제2실링바 중 적어도 어느 하나의 실링바의 온도, 상기 외장재의 두께방향을 따른 상기 제1실링바와 상기 제2실링바 사이의 간격 및 상기 제1실링바와 상기 제2실링바가 상기 실링영역을 가압하는 압력 중 적어도 어느 하나를 제어하여 상기 실링두께를 변경하는 제어부를 포함한다.
Resumen de: WO2024140211A1
A modified single-crystalline nickel cobalt lithium manganate positive electrode material, a preparation method therefor, and a lithium ion battery. The modified single-crystalline nickel cobalt lithium manganate positive electrode material comprises a matrix and a coating layer coating the surface of the matrix. The chemical formula of the matrix is LiaNixCoyMn1-x-y-zMzO2, where 0.9≤a≤1.2, 0.5≤x<1, 0
Resumen de: US2025253321A1
Disclosed is an anode including an anode current collector, and an anode active material layer which is disposed on at least one surface of the anode current collector and has a multilayer structure comprising a first anode active material layer and a second anode active material layer. At least one of the first anode active material layer and the second anode active material layer includes a first metal-doped first silicon-based active material, and a doping amount of the first metal is 1.5% by weight to 8% by weight based on a total weight of the first silicon-based active material.
Resumen de: KR20250122931A
본 발명의 실시예에 따른 이차 전지 측정 장치는, 이차 전지의 측부에 삽입되어 이차 전지와 결합되는 복수의 결합부, 상기 복수의 결합부를 서로 근접하도록 이동시키거나 이격시키는 조임부 및 상기 이차 전지의 인장 강도를 측정하기 위해, 상기 복수의 결합부의 일 측을 잡아 당기는 체결부를 포함할 수 있다. 상기 결합부는, 상기 이차 전지의 일 측에 삽입되는 삽입부 및 상기 삽입부와 연결되고, 상기 체결부에 의해 당겨지는 결합 몸체를 포함할 수 있다.
Resumen de: WO2025170325A1
A lithium metal battery is presented, comprising: a cathode layer; an anode current collector; and an electrolyte disposed between the cathode layer and the anode current collector, wherein the cathode layer comprises: a cathode current collector; and a cathode active material layer disposed on one surface or both surfaces of the cathode current collector, and a lithium host layer is disposed on one surface of the anode current collector. The lithium host layer contains a binder and a lithium-philic metal-organic framework including a lithium-philic transition metal and an imidazole-based organic ligand, wherein the lithium-philic transition metal is zinc (Zn), gold (Au), platinum (Pt), palladium (Pd), silicon (Si), silver (Ag), aluminum (Al), bismuth (Bi), tin (Sn), nickel (Ni), manganese (Mn), cobalt (Co), or a combination thereof, and the lithium-philic metal-organic framework has a pore volume of 0.01 cm3/g or more. The lithium host layer further contains pores and the porosity of the lithium host layer is 40%-70%.
Resumen de: WO2025170236A1
A battery diagnostic method, according to one aspect of the present invention, is a method for diagnosing a battery assembly comprising a battery bank provided by connecting a plurality of battery cells in parallel with each other, the battery diagnostic method comprising: a differential profile generation step of generating a differential profile representing a relationship between a differential capacity, obtained by differentiating a capacity of the battery bank with respect to a voltage of the battery bank, and the voltage of the battery bank; and a diagnosis step of diagnosing a state of the battery bank on the basis of a different value between a differential capacity value of a target peak located within a predetermined voltage section from among a plurality of peaks included in the differential profile, and a differential capacity value of a valley adjacent to the target peak.
Resumen de: WO2025170261A1
The present invention relates to a battery module comprising: a cell assembly including a plurality of battery cells; a module case configured to accommodate the cell assembly; a thermally conductive adhesive disposed between the cell assembly and the module case to secure the cell assembly; and an overflow prevention member provided between the cell assembly and the module case to form a space in which the thermally conductive adhesive can be accommodated.
Resumen de: WO2025170259A1
The present invention provides a rotary transfer device (50) comprising: a rotary plate (500) configured to rotate around a virtual first rotation axis (A1); one or more rotary transfer units (600) comprising a movable member (610) installed on the rotating plate (500) so as to rotate together with the rotating plate (500), each movable member (610) being installed on the rotating plate (500) to be able to move to one side or the other side in the radial direction around the first rotation axis (A1), a rotary member (620) installed on the rotary plate (500) to be able to rotate around a virtual second rotation axis (A2) which intersects with the first rotation axis (A1), and a rotation conversion means (630) for converting movements of the movable member (610) into rotations of the rotary member (620); and a displacement means (700) configured such that, when the movable member (610) of each of the one or more rotary transfer units (600) rotates together with the rotary plate (500), each movable member (610) is moved to one side or the other side in the radial direction.
Resumen de: WO2025167117A1
The present application discloses a tab defect detection method and apparatus, and an electronic device. The method comprises: acquiring a tab image under test; and inputting the tab image under test into an image classification model to obtain a test result of the tab image under test, wherein the image classification model is trained by using a sample set, the sample set comprises tab images labeled as a plurality of classification labels, the plurality of classification labels comprise Normal, Uneven lighting, Jitter, Underexposed, Overexposed, Blur, Excessive tab gap, Prism contamination, and Left side out-of-view, and the detection result is at least one of the plurality of classification labels. The test accuracy of the tab image under test can be improved, and problems occurring in tab imaging can be determined in advance, so as to assist engineers on a lithium battery production line in adjusting an imaging device in a timely manner.
Resumen de: WO2025167315A1
A battery cell (20), a battery (100), and an electrical apparatus (1000). The battery cell (20) comprises a housing, an electrode assembly (23), and an insulating protection member (30). The housing has a first wall (201) and a pressure relief structure (212), provided on the first wall (201). The electrode assembly (23) is disposed in the housing. The insulating protection member (30) is disposed at a side of the first wall (201) facing the electrode assembly (23), and the insulating protection member (30) has a gas release structure (32) corresponding to the position of the pressure relief structure (212). The gas release structure (32) comprises multiple layers of flow guide plates (323). Each layer of flow guide plate (323) being provided with a flow guide hole (322), the multiple layers of flow guide plates (323) being disposed at intervals along a first direction (X), projections of the flow guide holes (322) of at least two layers of flow guide plates (323) along the first direction (X) being at least partially staggered, and the first direction (X) being a direction of the first wall facing the electrode assembly (23). By means of disposing the flow guide holes (322) of any two adjacent layers of flow guide plates (323) in a staggered manner along the first direction (X), the effect of stopping a molten substance or other high-temperature particles of the pressure relief structure (212) can be improved, and the possibility of thermal runaway of the current battery cel
Nº publicación: WO2025167121A1 14/08/2025
Solicitante:
ANHUI SANLIAN UNIV [CN]
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Resumen de: WO2025167121A1
The present application relates to the field of battery cooling. Disclosed is a graphene-based radial basis function (RBF)-controlled battery cooling system. The graphene-based RBF-controlled battery cooling system comprises: a temperature and pressure detection module, a temperature and pressure collection module, an RBF neutral network precision control module, a cooling module, an emergency alarm control module and a data display module. An RBF neutral network is used to precisely control battery heating and cooling processes; data of a battery and a graphene film on the surface of the battery is simultaneously collected, and the flow rate and temperature of a coolant in the cooling module are regulated by means of the collected data, such that the battery always operates in an optimal state; and data collected by the temperature and pressure collection module is compared with early warning values in the emergency alarm control module in real time, so that it can be ensured that the battery always operates in an optimal state, and the ideal operating voltage and temperature of the battery can be ensured, thereby improving the service life and safety performance of batteries.
BOPI
Sede Electrónica
