Resumen de: FR3167761A1
Procédé et installation de décharge d’une cellule électrochimique de stockage d’énergie Procédé de décharge d’une cellule électrochimique de stockage d’énergie, la cellule comprenant un empilement logé au sein d’une enveloppe de la cellule, l’empilement comportant successivement selon une direction d’empilement, au moins une première électrode, un séparateur et une deuxième électrode, le procédé comprenant une formation (S1) d’un trou débouchant au travers de l’enveloppe de sorte à former un accès à une zone de l’empilement, et une décharge (S2) de la cellule en exerçant un appui sur la zone sans atteindre le séparateur de sorte à réduire une épaisseur de l’empilement afin de transformer une énergie chimique stockée dans la cellule en une énergie thermique, l’épaisseur de l’empilement étant définie selon la direction d’empilement. Figure pour l’abrégé : Fig. 5
Resumen de: FR3167762A1
Procédé et installation de décharge d’une cellule électrochimique de stockage d’énergie Procédé de décharge d’une cellule de stockage électrochimique d’énergie, la cellule comprenant : un empilement (3) logé au sein d’une enveloppe (4), l’empilement comportant une première électrode (5), un séparateur (7), une deuxième électrode (6), et des premier et deuxième collecteurs électriques (42, 43), le procédé comprenant une perforation comportant une formation d’au moins un trou débouchant (8) au travers de l’enveloppe (4), une connexion comportant une mise en contact d’au moins un dispositif électriquement conducteur (10) avec un premier collecteur électrique (42, 43), et une décharge de la cellule comprenant une première mise en connexion électrique dudit au moins un dispositif électriquement conducteur (10) avec un système de décharge électrique (45) et une deuxième mise en connexion électrique du système de décharge électrique (45) avec le deuxième collecteur électrique (42, 43), de manière à coupler électriquement en série le système de décharge électrique (45) et l’empilement (3). Figure pour l’abrégé : Fig.3
Resumen de: FR3167760A1
L’invention concerne un système de stockage d’énergie électrique (1) comprenant un boîtier (5), des cellules de stockage d’énergie électrique connectées entre deux bornes électriques. Selon l’invention, le boîtier comprend un réservoir (12) étanche pourvu d’une embouchure (13) par laquelle le réservoir est adapté à être rempli d’un liquide électriquement conducteur, et de deux conducteurs électriques (26) qui sont connectés électriquement respectivement aux deux bornes électriques et qui présentent chacun une partie disposée au sein dudit réservoir, à distance l’une de l’autre. Figure pour l’abrégé : Fig.1
Resumen de: FR3167786A1
Titre de l’invention : Système de gestion d’une consommation en énergie électrique. La présente invention concerne un système de gestion (2) d’une consommation en énergie électrique comprenant au moins un moyen de stockage en énergie électrique (6), un réseau électrique local (4) et une unité de contrôle (8), l’unité de contrôle (8) étant configurée pour collecter au moins une donnée relative au niveau de charge du moyen de stockage en énergie électrique (6) et au moins une donnée relative à la consommation en énergie électrique du réseau électrique local (4), l’unité de contrôle (8) étant configurée pour piloter le transfert d’énergie électrique entre le moyen de stockage en énergie électrique (6) et le réseau électrique local (4). (Figure 1)
Resumen de: FR3167769A1
L’invention concerne un module (M1) pour batterie comprenant un corps principal (11) ayant une première cavité (101) et une deuxième cavité (102), la première cavité (101) et la deuxième cavité (102) définissant respectivement une première surface interne (S1) et un premier volume intérieur (V1) et une deuxième surface interne (S2) et un deuxième volume intérieur (V2), - un premier connecteur électrique primaire (12) qui s’étend à partir de la première surface interne (S1) dans le premier volume intérieur (V1), et - un deuxième connecteur électrique primaire (13) qui s’étend à partir de la deuxième surface interne (S2) de la deuxième cavité (102) dans le deuxième volume intérieur (V2), le premier connecteur électrique primaire (12) et le deuxième connecteur électrique primaire (13) étant chacun configuré pour coopérer avec un connecteur électrique secondaire externe au module (M1, M2). L’invention concerne en outre un assemblage de deux modules ainsi qu’une batterie comprenant l’assemblage et un véhicule électrique comprenant la batterie. Figure 2
Resumen de: FR3167765A1
L’invention concerne une bague (100) pour cellule électrochimique (10) cylindrique de batterie d’accumulateurs, comportant un corps annulaire (110) adapté à être engagé sur ladite cellule électrochimique. Selon l’invention, la bague comporte au moins une ailette (120) qui est réalisée au moins en partie dans un matériau conducteur électriquement et qui est mobile sur le corps annulaire entre une position escamotée et une position déployée dans laquelle elle fait davantage saillie à l’extérieur du corps annulaire qu’en position escamotée. Figure pour l’abrégé : Fig.3
Resumen de: FR3167759A1
Amélioration des propriétés de mise en forme d’un électrolyte solide sulfure pour la préparation de batteries tout solide préparées en voie sèche La présente invention concerne un procédé de préparation sans solvant d’une électrode, ou d’une couche d’électrolyte solide, comprenant les étapes suivantes : (a) préparation d’un mélange comprenant un électrolyte solide sulfure, un fluoropolymère et de la silice pyrogénée ; et (b) mise en forme du mélange sous forme de film. L’invention vise également une formulation sans solvant pour électrode ou couche d’électrolyte solide Figure pour l'abrégé : néant
Resumen de: US20260112648A1
A positive electrode material and a preparation method thereof, and a lithium-ion battery. The positive electrode material includes a core, an oxygen-absorbing layer, and a passivation layer in sequence from inside to outside; the core includes an oxide composed of Ni, Li, a metal element M, and a non-metal element Q; the metal element M includes at least one of Mg, Al, Zr, Ca, Ti, Sr, Y, Nb, Mo, W, Ta, or Ce; the non-metal element Q includes at least one of F, B, P, or Si; the oxygen-absorbing layer is an unsaturated oxide including a coating element L; the coating element L includes at least one of V, Ga, In, Sn, Bi, Ce, Pr, or Sb; the passivation layer is a compound including element F.
Resumen de: WO2026081747A1
Provided in the present application are a cylindrical battery and a battery pack. The cylindrical battery comprises a case and a cell arranged in the case, wherein the cell comprises a first tab and a second tab, which are both located on the same side of the cell and have opposite polarities; the case comprises a circumferential side wall, and a first end wall and a second end wall which are located at two ends of the circumferential side wall; and a terminal assembly is provided on the first end wall, a first output terminal is provided on the case of the cylindrical battery, a second output terminal is provided on the first end wall, and a first insulation layer and a second insulation layer are provided on the outer peripheral surface of the cell. During the use of the cylindrical battery, significant heat is generated at the connections of the first tab and the second tab with the terminal assembly. The first insulation layer has a high heat deflection temperature, and can thus withstand the high temperature at the connections, so as to prevent the first insulation layer from melting at high temperature and thus detaching from the cell.
Resumen de: US20260112717A1
0000 A battery main box, a charge-discharge circuit, and a powered device. The battery main box includes two first electrode circuits and one second electrode circuit. A switch is connected between the two first electrode circuits. The two first electrode circuits are respectively configured to be connected to two powered loads and two batteries, and the second electrode circuit is configured to be respectively connected to the two powered loads and the two batteries. The battery main box in the embodiments of the present application includes the two first electrode circuits and the one second electrode circuit, and the switch is connected between the two first electrode circuits.
Resumen de: US20260112738A1
Battery cell (10) and housing system (14) for a battery cell (10) comprising a housing body with a bottom and lateral walls, wherein the bottom and lateral wall comprise a conductive layer (22) comprising a metal material, and the lateral wall further comprises a barrier layer wherein the barrier layer surrounds and is in contact surface with the conductive layer, the bottom being devoid of the barrier layer, and wherein the thermal resistance of the barrier layer is higher than the thermal resistance of the conductive layer.
Resumen de: US20260112696A1
0000 An electrolyte solution of a lithium-ion battery and a lithium secondary battery. The electrolyte solution of a lithium-ion battery includes an organic solvent, a lithium salt and an additive, wherein the organic solvent includes fluorinated ethylene carbonate accounting for at least 5% of the total mass of the electrolyte solution, the additive comprises an additive A containing one or more compounds which have three or more carbon-carbon double bonds, and the electrolyte solution does not include a compound containing a sulfonyl group. The electrolyte solution of a lithium-ion battery is not only more environmentally friendly, but can also improve the swelling of the battery during the formation and high-temperature storage thereof, the discharge capacity of the battery, and the self-discharge performance of the battery under a high voltage.
Resumen de: US20260112689A1
A method for producing a sulfide solid electrolyte according to an embodiment of the present invention is a method for producing a sulfide solid electrolyte, including: preparing a composition containing P, S, N, an element A, and an element M; reacting the composition to obtain an intermediate; and heating the intermediate to obtain a sulfide solid electrolyte, where the composition includes a raw material compound containing N, the element A, and the element M. A represents at least one element selected from the group consisting of Li, Na, and K. M represents at least one element selected from the group consisting of Al, Ta, Si, Sc, Mg, Nb, B, Hf, C, P, Zr, and Ti.
Resumen de: US20260112781A1
A battery module including multiple cells arranged according to at least one row, each cell having a positive terminal and a negative terminal positioned at opposite ends. A first and a second connection bar, or busbar, are provided electrically connected to the positive terminals and to the negative terminals of the cells. Support bodies are provided with respective conductive elements which include a respective connection portion and multiple contact portions. An engagement group is provided that removably mechanically engages the support bodies in a predetermined working position, in which the connection portions are mechanically forced to be arranged in contact with the first, or the second, connection bar, and each contact portion to be arranged in contact, with a respective positive terminal or with a respective negative terminal such that the electrical connection between the first and the second connection bar and the plurality of cells.
Resumen de: US20260112638A1
A secondary battery that achieves higher conductivity of a positive electrode and has higher capacity is provided. The secondary battery includes a positive electrode that includes a positive electrode active material, a first conductive material, and a second conductive material whose shape is different from that of the first conductive material. The positive electrode active material includes lithium cobalt oxide containing magnesium in its surface portion. The weight of the second conductive material is lower than or equal to the weight of the first conductive material. The second conductive material forms an assembly and has a portion sticking to the positive electrode active material.
Resumen de: AU2024337353A1
A fire detector and a battery pack. The fire detector comprises a mounting end cover (1), a fire sensing assembly (2), and a protective cover (3). The mounting end cover (1) is detachably provided outside a battery pack body (100). The fire sensing assembly (2) is located inside the battery pack body (100) and is detachably connected to the mounting end cover (1). The protective cover (3) is detachably connected to the side of the mounting end cover (1) provided with the fire sensing assembly (2), the protective cover (3) covers the fire sensing assembly (2), and the protective cover (3) is provided with detection holes (31). The interior of the battery pack body (100) is communicated with the interior of the protective cover (3) by means of the detection holes (31).
Resumen de: US20260110745A1
0000 An approach to control or monitoring of battery operation makes use of a recurrent neural network (RNN), which receives one or more battery attributes for a Lithium ion (Li-ion) battery, and determines, based on the received one or more battery attributes, a state-of-charge (SOC) estimate for the Li-ion battery.
Resumen de: US20260112610A1
Provided are: a negative electrode material for nonaqueous secondary batteries, which can yield a high-capacity nonaqueous secondary battery having excellent discharge rate characteristics; and a negative electrode for nonaqueous secondary batteries and a nonaqueous secondary battery. Also provided is a nonaqueous secondary battery having excellent charge-discharge efficiency. The negative electrode material for nonaqueous secondary batteries includes carbonaceous particles (A) and silicon oxide particles (B), and satisfies the followings: a) the average particle size (50% cumulative particle size from the smaller particle side; d50) is 3 μm to 30 μm, and the 10% cumulative particle size from the smaller particle side (d10) is 0.1 μm to 10 μm; b) the ratio (R1=d90/d10) between the 90% cumulative particle size from the smaller particle side (d90) and the d10 is 3 to 20; and c) the ratio (R2=d50/d10) between the d50 and the d10 is 1.7 to 5.
Resumen de: US20260108831A1
A filtration device according to the present invention includes: a filter chamber 3 to which slurry 40 containing a particle and a liquid having different electric charges is supplied through a supply line; a first electrode group 10A or a second electrode group 10B including cathode electrodes 11, 12 or anode electrodes 13, 14 provided on both side surfaces of the filter chamber to face each other and configured to separate the particle 42 and the liquid 41 in the slurry 40 into separated substances by an electric field action; and a first discharge chamber 4 and a second discharge chamber 5 provided for the first electrode group 10A and the second electrode group 10B to face the filter chamber 3 and configured to allow discharging of the separated substances.
Resumen de: AU2026202568A1
The present invention relates to a cleaning apparatus. The cleaning apparatus according to one aspect comprises: a suction inlet; a suction motor which generates suction power for allowing air to be sucked in along the suction inlet and comprises a rotationally operating impeller; a dust separation unit provided with one or more cyclone units which generate cyclonic flow so as to separate dust from air which has been introduced through the suction inlet; a dust container which stores dust separated by the dust separation unit and is positioned under the suction motor; a battery which supplies power the suction motor and is positioned behind the dust container; and a handle disposed behind the suction motor, wherein the rotation axis of the impeller and the axis of the cyclonic flow extend vertically, and the extension line of the rotational axis of the impeller passes through the one or more cyclone units. pr p r
Resumen de: US20260112701A1
0000 The present invention relates to a nonaqueous electrolytic solution comprising an electrolyte, a nonaqueous solvent, a compound represented by general formula (I), and at least one specific anion-containing compound selected from an anion-containing compound having a P═O bond and a P—F bond, an anion-containing compound having an S═O bond and an S—F bond, and an alkyl sulfate anion-containing compound, in which the mass ratio of the compound represented by the general formula (I) to the specific anion-containing compound satisfies a specific range. The present invention also relates to a nonaqueous electrolytic solution battery comprising a negative electrode and a positive electrode capable of occluding and releasing metal ions, and the nonaqueous electrolytic solution.
0000
Resumen de: US20260112611A1
Provided is a positive electrode material for a lithium ion secondary battery, including aggregated particles including aggregated multiple primary particles of a positive electrode active substance containing lithium iron phosphate coated with a carbonaceous film, the positive electrode active substance having a prescribed composition containing lithium iron phosphate, the positive electrode material having a change rate of a lattice area of a b-c axis plane before charging and after full charging (((lattice area before charging-lattice area after full charging)/lattice area before charging)×100) of 1.10% or more and 1.33% or less. The positive electrode material has excellent cycle characteristics and high input and output characteristics in using as a positive electrode of a lithium ion secondary battery.
Resumen de: US20260112749A1
An energy storage device includes: an electrode assembly formed by stacking a plurality of plates and elongated in a predetermined direction intersecting with a stacking direction; a container that accommodates the electrode assembly and is elongated in the predetermined direction; and a positive electrode terminal and a negative electrode terminal that are electrically connected to the electrode assembly. The electrode assembly includes: an electrode assembly body; and a pair of connecting portions that protrudes from one end portion of the electrode assembly body in the predetermined direction, and is electrically connected to the positive electrode terminal and the negative electrode terminal. A protruding portion on which the pair of connecting portions is disposed is formed at one end portion of the container in the predetermined direction.
Resumen de: US20260112640A1
A negative electrode material for secondary battery use includes silicon-containing particles and coating layers covering at least part of the surfaces of the silicon-containing particles. The silicon-containing particles each include an ion conductive phase and silicon phases dispersed in the ion conductive phase. The coating layers contain at least one phosphate compound selected from the group consisting of a phosphate compound, a polyphosphate compound, and a metaphosphate compound, each of which contains an anion represented by general formula (1):In general formula (1), A represents an organic group or an oxygen atom.
Nº publicación: US20260112601A1 23/04/2026
Solicitante:
PANASONIC INTELLECTUAL PROPERTY MAN CO LTD [JP]
Resumen de: US20260112601A1
0000 A disclosed positive electrode is a positive electrode for a nonaqueous electrolyte secondary battery. The positive electrode includes a positive electrode current collector and a positive electrode mixture layer disposed on the positive electrode current collector. The positive electrode mixture layer contains active material particles having an average particle diameter less than 5 μm, a conductive material, a dispersant, and a binder. The active material particles include composite oxide particles and a surface modification layer formed on surfaces of the composite oxide particles and containing a boron compound. The composite oxide particles are particles of a lithium transition metal composite oxide. The conductive material includes a carbon material. The dispersant includes nitrile group-containing rubber. The binder includes a fluorine-containing polymer.