Absstract of: FR3163168A1
L'invention concerne un équipement (1) de test pour tester l’isolation électrique d’au moins un objet (100, 1000), l’équipement (1) de test étant caractérisé en ce qu’il comprend : au moins un panneau (11, 12, 13, 14, 15) de contact configuré pour venir en contact avec l’objet testé, chaque panneau de contact comprenant une plaque support (111, 121, 131, 141) rigide formée à partir d’au moins un matériau électriquement conducteur, la plaque (111, 121, 131, 141) supportant au niveau d’une face de test, un revêtement formé, de préférence constitué, d’une mousse (112, 122, 132, 142) électriquement conductrice et configurée pour venir en contact avec l’objet en exerçant une pression sur ledit objet dans une position de test de l’objet ; et un dispositif de mesure (2) électrique de résistance, d’une part relié électriquement au panneau de contact ou l’un au moins des panneaux de contact (11, 12, 13, 14, 15) , et d’autre part, configuré pour être relié électriquement à l’objet à tester. (Fig. 1)
Absstract of: FR3163211A1
Cellule (1) électrique comprenant :- un sachet (2) souple hermétique,- une pluralité d’électrodes (3, 4) positives et négatives séparées les unes des autres par un film (5) séparateur poreux de sorte à former un empilage (6) d’électrodes, ledit empilage (6) d’électrode étant enveloppé dans le sachet (2) souple, - un électrolyte agencé dans le sachet (2) souple, - un premier terminal (7) connecté aux électrodes (3) positives et un deuxième terminal connecté aux électrodes (4) négatives, lesdits premier et deuxième terminaux faisant saillie du sachet (2) souple,la cellule (1) comprenant une coque (9) extérieure rigide dans laquelle est agencé le sachet (2) souple, ladite coque (9) extérieure comprenant :- une première portion (10) métallique connectée au premier terminal (7) et,- une deuxième portion (11) métallique connectée au deuxième terminal. Figure pour l'abrégé : Figure 2
Absstract of: FR3163225A1
Dispositif de déconnexion d’une batterie électrique avec transistors et refroidissement liquide Dispositif de déconnexion d’une batterie électrique, comprenant une borne d’entrée (E) destinée à être connectée à une borne (201) de la batterie, un chemin de courant (I) s’étendant depuis la borne d’entrée, et une borne de sortie (S) du dispositif destinée à être connectée à une charge (300), le chemin de courant comprenant un premier circuit (110) comportant au moins deux transistors (111, 112) chacun muni d’une diode interne et agencés en série et selon deux sens de conduction opposés, le dispositif comprenant en outre un canal (400) dans lequel peut circuler un liquide de refroidissement, le canal étant configuré pour que la puissance dissipée par lesdits au moins deux transistors soit évacuée par le liquide de refroidissement. Figure pour l’abrégé : Fig. 1.
Absstract of: FR3163208A1
La présente invention concerne une composition de revêtement pour anode comprenant un polymère et un sel de métal alcalin dont le rapport massique est supérieur ou égal à 0,1.
Absstract of: FR3163167A1
Un procédé permet de déterminer une information relative à une batterie rechargeable faisant partie d’un système, comportant des cellules et ayant des premières tensions aux bornes des cellules et une tension à vide déterminées et une capacité estimée en divisant une quantité d’ampère-heure fournie dans une phase de décharge ou reçue dans une phase de recharge par une variation d’état de charge pendant cette phase de décharge ou cette phase de recharge. Ce procédé comprend une étape (10-20) dans laquelle on détermine une information représentative d’une variation d’état de charge minimale pour estimer la capacité avec une précision choisie, en fonction d’au moins une première erreur estimée sur la variation d’état de charge et une seconde erreur estimée sur la quantité d’ampère-heure. Figure 3
Absstract of: FR3163071A1
La présente invention a trait de manière générale au domaine du stockage d’énergie électrique dans des batteries secondaires rechargeables de type Na-ion ou K-ion. Plus précisément, l’invention concerne un revêtement d’anode pour une batterie Na-ion ou K-ion tout solide. L’invention concerne aussi un procédé de préparation dudit revêtement. L’invention se rapporte également à une anode revêtue de ce revêtement, au procédé de fabrication d’une telle anode, ainsi qu’aux batteries secondaires Na-ion ou K-ion comprenant une telle anode.
Absstract of: FR3163209A1
La présente invention concerne une composition de revêtement pour anode comprenant un polymère et un sel de métal alcalin dont le rapport massique est supérieur ou égal à 0,6.
Absstract of: FR3163031A1
La présente invention concerne un procédé et un dispositif de contrôle d’un système de préchauffage d’une batterie de traction d’un véhicule électrique (10). A cet effet, des données de navigation représentatives d’un trajet déterminé pour le véhicule électrique (10) par une application mobile de navigation exécutée par un dispositif de communication mobile (101) relié en communication au véhicule électrique (10) sont reçues, les données de navigation comprenant des informations représentatives d’un ensemble d’arrêts à une station de recharge. Des paramètres de contrôle du système de préchauffage de la batterie de traction du véhicule électrique (10) sont déterminés en fonction des informations. Les paramètres de contrôle sont transmis à destination du système de préchauffage. Figure pour l’abrégé : Figure 1
Absstract of: FR3163072A1
La présente invention a trait de manière générale au domaine du stockage d’énergie électrique dans des batteries secondaires rechargeables de type Na-ion ou K-ion. Plus précisément, l’invention concerne un revêtement de cathode pour une batterie Na-ion ou K-ion tout solide. L’invention concerne aussi un procédé de préparation dudit revêtement. L’invention se rapporte également à une cathode revêtue de ce revêtement, au procédé de fabrication d’une telle cathode, ainsi qu’aux batteries secondaires Na-ion ou K-ion comprenant une telle cathode.
Absstract of: US2025375834A1
A method for welding a cell component to an electrode assembly of an energy storage cell such as a supercapacitor by: arranging each cell component and the electrode assembly in contact with each other, each cell component has an exposed welding surface accessible for welding by a welding implement; and, moving the welding implement relative to the welding surface to weld each cell component to the electrode assembly by forming a plurality of weld seams on the welding surface. At least two of the formed weld seams are chosen from a group of weld seam types which includes a transport weld seam that has a main directional component along a radial direction of the electrode assembly and a collector weld seam that has a main directional component along a circumferential direction of the electrode assembly.
Absstract of: US2025379302A1
Disclosed is a safe cylindrical battery, including a battery housing, wherein a core assembly is arranged in the battery housing, and the core assembly includes an electrode sheet, a compact full electrode lug, and a channel full electrode lug; the compact full electrode lug is vertically arranged on one end of the electrode sheet; the channel full electrode lug is parallelly arranged on the other end of the electrode sheet; the electrode sheet, the compact full electrode lug, and the channel full electrode lug are of an integral structure; the electrode sheet, the compact full electrode lug, and channel full electrode lug are wound to form a helical structure; and an explosion-proof line is engraved on one end of the battery housing corresponding to the channel full electrode lug.
Absstract of: US2025379304A1
A battery cell, a battery and an electric device. The battery cell comprises: a casing, which comprises a wall portion, the wall portion being provided with a first electrode lead-out member; an electrode component, which is accommodated in the casing, and comprises a body portion and a tab extending from the body portion; and a separator member, which is at least partially disposed between the first electrode lead-out member and the body portion, wherein the separator member comprises a separator plate, which is provided with a channel; the tab passes through the channel and is electrically connected to the first electrode lead-out member; the separator plate is provided with at least one through hole; and the through hole penetrates the separator plate in the direction of thickness of the separator plate.
Absstract of: US2025379338A1
This cylindrical battery comprises: an outer container which has the shape of a bottomed tube and accommodates an electrode body; a terminal cap; a plurality of cathode leads which extend out of the electrode body; and an upper current collector plate to which the plurality of cathode leads are connected. The upper current collector plate has a protruding portion which protrudes towards the terminal cap in the axial direction, and the terminal cap has a recessed portion which accommodates at least the tip of the protruding portion. Part of the protruding portion at the tip and part of the bottom surface of the recessed portion are connected by a connecting part. Between the protruding portion and the recessed portion, there is a first passage portion which is radially adjacent to the connecting part and a second passage portion which is linked to the reverse side of the first passage portion from the connecting part in the radial direction and has a maximum axial length that is smaller than the maximum axial length of the first passage portion.
Absstract of: US2025379303A1
A battery cell, a battery and an electrical apparatus. The battery cell includes: an electrode terminal; a first wall, the first wall being provided with an electrode lead-out hole, and the electrode terminal and the electrode lead-out hole being arranged opposite to each other; and a sealing member, the sealing member being arranged around the electrode lead-out hole, the sealing member including an extension portion, the extension portion being at least partially arranged between the first wall and the electrode terminal, the extension portion being provided with one of a first protrusion and a first groove, the first wall being provided with the other one of the first protrusion and the first groove, and the first protrusion and the first groove being matched with each other.
Absstract of: US2025375831A1
A one-step induction welding assembly configuration for a battery enclosure includes a tray constructed of a constructed of thermoplastic composite material. The tray is part of the battery enclosure. The one-step induction welding assembly configuration also includes a cooling component constructed of one of the following: thermoplastic composite material and metal, where the cooling component is joined to the tray at a joining interface, and the cooling component is part of the battery enclosure. The one-step induction welding assembly configuration also includes a plurality of induction coils that are energized to create an electromagnetic field that generates heat and joins the tray and the cooling component together at the joining interface, a layer of electrically insulating material disposed directly underneath the plurality of induction coils, and a die that exerts a clamping force against the tray of the battery enclosure.
Absstract of: US2025374969A1
An aerosol generating device includes: a heater configured to heat an aerosol generating material to generate an aerosol; a battery configured to supply power to the heater; a controller configured to determine an operating state of the aerosol generating device divided into a heating state and a non-heating state; a first circuit unit configured to control operation of the heater; and a second circuit unit configured to control charging and discharging of the battery, wherein the controller communicates with the first circuit unit in the heating state, communicates with the second circuit unit in the non-heating state, and, on the basis of a result of the communication, determines whether or not an abnormality has occurred according to the operating state of the aerosol generating device, thus allowing a safety accident of the aerosol generating device to be prevented in advance.
Absstract of: US2025375836A1
A laser etching device, which etches an active material portion on an electrode sheet including the active material portion and a non-coating portion, according to an embodiment of the present invention includes a laser unit configured to irradiate laser onto the active material portion, a blowing unit configured to blow foreign substances generated by the etching of the active material portion toward the non-coating portion, and a suction unit disposed at an opposite side of the blowing unit with the laser unit therebetween to suction the foreign substances, wherein the laser unit, the blowing unit, and the suction unit are disposed in a direction traversing a moving direction of the electrode sheet.
Absstract of: US2025375636A1
A low footprint energy storage system installation includes a plurality of energy storage systems arranged in a stacked configuration to reduce a footprint of installation, and an indication system externally disposed relative to the plurality of energy storage systems. The indication system includes a housing, a fire alarm device, a discharge alarm device, and a panel assembly at least partially disposed in the housing and including an annunciation panel. The indication system includes a controller at least partially disposed in the housing and in communication with each of the plurality of energy storage systems, the fire alarm device, the discharge alarm device, and the panel assembly. The low footprint energy storage system installation further includes a thermal management system and a fire suppressing system communicably coupled with the controller of the indication system and in fluid communication with each of the plurality of energy storage systems.
Absstract of: US2025379300A1
A battery cell, a battery, and an electric apparatus. The battery cell includes: a casing, where the casing has a plurality of wall portions, the plurality of wall portions include a first wall, the first wall includes a main body portion and an edge portion connected to the main body portion, the edge portion is connected to an adjacent wall portion, and the wall thickness of the edge portion is greater than the wall thickness of the main body portion; an electrode assembly, where the electrode assembly is disposed in the casing; and an electrode terminal, where the electrode terminal is disposed on the wall portion and is electrically connected to the electrode assembly.
Absstract of: US2025379283A1
Manufacture and quality control of a cooling plate is simplified by providing peripheral walls on each side of a fluid cavity within a metallic base. The peripheral walls protrude over external surfaces of a fluid cavity and encircle open recesses. The external surface of the fluid cavity on one side of the base may be a metallic lid surrounded by a ledge inside the peripheral walls on the respective side and over the fluid cavity, joined to the base by friction stir welding. Plastic honeycomb cell receptacle structures within the open recesses on each side of the base may be snap fit to counterpart features on the peripheral walls. Defects arising from machining, e-coating, or powder coating metallic cell pockets on the cooling plate are avoided, as are defects related to gravity casting of the base for some embodiments.
Absstract of: US2025379297A1
A battery substrate applied to a secondary battery, comprising: a first substrate comprising a resin; an adhesive layer having one surface adhered to the first substrate; a particle layer comprising at least one selected from the group consisting of a solid electrolyte, an active material and a current collector material and disposed on the other surface opposite to the one surface of the adhesive layer; and a second substrate disposed in a region of the other surface where the particle layer is not disposed, wherein the second substrate is disposed so as to support a periphery of a region where the particle layer is disposed in at least two directions.
Absstract of: US2025379224A1
Systems and methods utilizing aqueous-based polymer binders for silicon-dominant anodes containing pyrolyzed carbon may include an electrode coating layer on a current collector, where the electrode coating layer is formed from silicon and a water soluble polymer and may comprise one or more additional materials. The electrode coating layer may include more than 70% silicon and the anode may be in a lithium ion battery.
Absstract of: US2025379277A1
Provided herein are systems and methods for managing a temperature of a battery pack. For example, a method may include determining, by one or more processors, a heat load for the battery pack for a first time window based on one or more metrics for a second time window, applying, by the one or more processors, the heat load to a threshold criteria, and transmitting, by the one or more processors, a signal to a thermal management system, to modify a condition of the thermal management system for cooling the battery pack, responsive to the heat load satisfying the threshold criteria.
Absstract of: US2025375790A1
A dual slot die coater including a lower slot and an upper slot, for extrusion coating of an electrode active material slurry on a surface of a continuously moving current collector. The dual slot die coater includes a lower plate, an intermediate plate positioned on the lower plate and an upper plate positioned on the intermediate plate, the lower slot being formed between the lower plate and the intermediate plate, and the upper slot being formed between the intermediate plate and the upper plate, wherein the lower plate, the intermediate plate and the upper plate have a lower die lip, an intermediate die lip and an upper die lip, each forming an front end with respect to the current collector, respectively, and a thickness of the lower die lip is larger than a thickness of the upper die lip and a thickness of the intermediate die lip.
Nº publicación: US2025377691A1 11/12/2025
Applicant:
SAMSUNG ELECTRONICS CO LTD [KR]
SAMSUNG ELECTRONICS CO., LTD
Absstract of: US2025377691A1
A wearable electronic device according to an embodiment of the disclosure may comprise a ring-shaped frame. The wearable electronic device may comprise a battery seated on the frame. The wearable electronic device may comprise an electronic component electrically connected to the battery. The wearable electronic device may comprise a molding member integrally coupled to the frame to surround the battery and the electronic component. The wearable electronic device may comprise a compression member disposed to contact the battery and configured so that a part thereof, in contact with an expanding portion of the battery, is compressible when the battery swells. The compression member may be positioned between the frame and the molding member.