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1356
resultados
Última actualización
12/08/2025 [07:12:00]
Resumen de: FR3159049A1
L’invention concerne un module d’alimentation (1) comportant un vase d’expansion pour liquide (2) et un vase d’expansion pour air (3). Le vase d’expansion pour li-quide (2) et le vase d’expansion pour air (3) sont formés dans un boîtier (4) commun. Figure pour l’abrégé : (Figure 1)
Resumen de: FR3159051A1
L’invention concerne un agencement de régulation de température (20) permettant de réguler la température d’un composant (22). L’agencement de régulation de température (20) comprend un circuit de régulation de température (21) dans lequel un agent de régulation de température (T) peut circuler et dans lequel est disposé le composant (22) dont la température doit être régulée, de sorte que de la chaleur peut être transmise entre ledit composant (22) et l’agent de régulation de température (T). En outre, l’agencement de régulation de température (20) comprend un dispositif de transport (23) permettant d’entraîner l’agent de régulation de température (T) dans le circuit de régulation de température (21). En outre, l’agencement de régulation de température (20) comprend un récipient de stockage (1) disposé dans le circuit de régulation de température (21) et permettant le stockage intermédiaire de l’agent de régulation de température (T). Le récipient de stockage (1) comprend un boîtier (2) qui entoure un espace intérieur de boîtier (3) pouvant être traversé par l’agent de régulation de température (T) et permettant de recevoir l’agent de régulation de température (T). En outre, le récipient de stockage (1) comprend une entrée pour fluide (5) disposée sur le boîtier (2) et présentant une ouverture d’entrée (4), laquelle entrée pour fluide permet d’introduire l’agent de régulation de température dans
Resumen de: FR3159048A1
L’invention concerne un vase d’expansion pour liquide (1) comportant un espace de réception (3) permettant de recevoir le liquide de refroidissement et un espace de trop-plein (4) permettant de recevoir le liquide de refroidissement en excès provenant de l’espace de réception (3). L’espace de réception (3) et l’espace de trop-plein (4) sont alors reliés de manière fluidique par l’intermédiaire d’un canal de trop-plein (5). Figure pour l’abrégé : Fig. 1
Resumen de: FR3158911A1
Système de traction de véhicule électrique ou hybride comprenant un circuit de régulation thermique comportant une première boucle de circulation (8) disposant d’une première pompe de circulation de fluide (20), d’au moins un refroidisseur (22) ou un réchauffeur (24), d’une batterie de traction (26) et d’une première vanne de distribution du fluide (6), comportant une deuxième boucle de circulation (12) disposant d’une deuxième pompe de circulation de fluide (32), de composants électriques (34) comprenant une machine de traction, d’un échangeur thermique vers l’extérieur (38) et d’une deuxième vanne de distribution du fluide (10), la première boucle (8) et la deuxième boucle (12) comportant des fluides qui sont différents, et une motorisation commune (16) actionnant en même temps les deux vannes de distribution (6, 10). Figure 1
Resumen de: FR3159050A1
L'invention porte sur une dalle de refroidissement (5) pour un bac de batterie comportant : - une première plaque (14.1) de forme plane, - une deuxième plaque (14.2) ayant au moins une zone de forme ondulée destinée à définir au moins en partie des canaux de refroidissement, et - au moins une barrette de connexion (13) liée mécaniquement à la première plaque (14.1) par l'intermédiaire d'un élément intercalaire (16) électriquement isolant disposé entre la première plaque (14.1) et la barrette de connexion (13). Figure 5
Resumen de: FR3159008A1
Titre : Structure à circulation de fluide caloporteur L’invention concerne une structure à circulation de fluide caloporteur (1) configurée notamment pour former un dispositif de régulation thermique (100) pour le refroidissement et/ou le chauffage de composants dont le fonctionnement est sensible à la température, ces composants étant notamment destinés au stockage d’énergie et pouvant être des cellules de batterie, la structure à circulation de fluide caloporteur (1) comportant au moins un canal de circulation de fluide caloporteur (10) formé entre une première plaque (3) et une deuxième plaque (5) soudées entre elles, le long d’au moins une ligne de soudure laser (4), le canal (10) présentant au moins une zone morte (8) à une jonction entre les première plaque (3) et deuxième plaque (5), la zone morte (8) étant comblée par un matériau de comblement (20) distinct des matériaux des première plaque (3) et deuxième plaque (5). Figure pour l’abrégé : Figure 1
Resumen de: FR3159047A1
L’invention concerne un procédé pour optimiser la durée de vie d’au moins une capacité d’un module de capacités (400) d’un dispositif électronique (100), ledit dispositif électronique (100) étant adapté pour charger une batterie haute tension (600) d’un véhicule électrique, ledit dispositif comportant un circuit correcteur de facteur de puissance (300), un convertisseur continu-continu DC/DC (500), un dispositif de refroidissement (700) adapté pour refroidir au moins une capacité du module de capacités (400), un second capteur de température (910) disposé sur au moins une capacité du module de capacités (400) et adapté pour mesurer une température réelle de ladite au moins une capacité, le procédé comportant les étapes suivantes : une première étape a1) consistant à activer le chargeur (100) pour charger la batterie haute tension (600),une deuxième étape a2), consistant à charger la batterie haute tension (600) par le chargeur (100) avec une première puissance de consigne (P1_cons). Figure pour l’abrégé : Fig 3.
Resumen de: US2025253391A1
A solid electrolyte includes Li, a PS43− structure, and a BH4− structure. The following conditions (i) to (iii) are satisfied. Condition (i): In an 11B-NMR measurement, an integral area of a peak α that has a top in a range of 42 ppm±1 ppm is equal to or more than 50% of a total of integral areas of all peaks. Condition (ii): In a 31P-NMR measurement, an integral area of a peak β that has a top in a range of 90.5 ppm±1 ppm is equal to or more than 50% of a total of integral areas of all peaks. Condition (iii): In a temperature raising step of a DSC measurement, a heat capacity at an endothermic peak that appears in a range of 115° C.±10° C. is less than 30 J/g.
Resumen de: US2025253432A1
A battery module, and a battery pack and a vehicle including the same are disclosed. A battery module according to an embodiment of the present disclosure includes a plurality of battery cells; a case in which the plurality of battery cells are accommodated; a cover coupled to the case; at least one cooling block coupled to the cover and in contact with the case to cool the battery cell; and a cooling pipe coupled to the cooling block, wherein the cooling block has a variable coupling position in the cover.
Resumen de: US2025253447A1
A battery assembly of a vehicle includes a battery having a plurality of battery cells, and a plurality of refrigerant spray nozzles operably connected to a heating, ventilation and air conditioning (HVAC) system of the vehicle. The plurality of refrigerant spray nozzles are configured to spray a flow of refrigerant from the HVAC system onto the plurality of battery cells in the event of detection of thermal runaway event. A method of cooling a battery assembly of a vehicle includes detecting a thermal event at the battery assembly, diverting a flow of refrigerant from a heating ventilation and air conditioning (HVAC) system in response to the detection of the thermal event, and spraying the flow of refrigerant from a plurality of refrigerant spray nozzles onto a plurality of battery cells of the battery assembly to cool the battery assembly.
Resumen de: US2025253316A1
The present disclosure provides positive material, preparation method, and secondary battery. The positive material includes lithium iron phosphate active material and coating layer. The lithium iron phosphate active material includes secondary particles, first primary particles are distributed between at least part of the secondary particles, and the coating layer includes first coating layers covering surfaces of secondary particles. The first coating layers cover surfaces of secondary particles in surface-coated state, and first coating layers each have a reticular structure. The surfaces of secondary particles each have surface-coated coating layer having reticular structure, which improves a capacity, rate performance, and cycle performance of the positive material. Through matching between the first primary particles and the secondary particles, compaction density of the positive material is increased, agglomeration of particles of the positive material is reduced, and the capacity and the rate performance of the positive material are improved.
Resumen de: US2025253445A1
A power storage device includes a pair of power storage cells arranged to face each other in a first direction, a cooling member that is in thermal contact with the pair of power storage cells in a second direction and cools the pair of power storage cells, and a heat insulating member arranged between the pair of power storage cells. The cooling member includes a pair of cell contact portions that respectively come into thermal contact with the pair of power storage cells in the second direction, and a coupling portion coupling the pair of cell contact portions to each other. A thermal resistance of the coupling portion is greater than a thermal resistance of each of the pair of cell contact portions.
Resumen de: WO2025161609A1
An electrolyte, a lithium-ion battery, and an electric device. The electrolyte comprises a borate additive, and the mass fraction w1 of the borate additive in the electrolyte falls within the range: 0.01%≤w1≤2%. The electrolyte further comprises a sulfur-containing additive, and the mass fraction w2 of the sulfur-containing additive in the electrolyte falls within the range: 0.01%≤w2≤2%. A ratio of the mass fraction w2 of the sulfur-containing additive to the mass fraction w1 of the borate additive falls within the range: 0.5≤w2/w1≤1.2.
Resumen de: WO2025161411A1
A secondary battery and a preparation method therefor, and an electric device. The secondary battery comprises a positive electrode sheet and a negative electrode sheet; the positive electrode sheet and/or the negative electrode sheet comprise a current collector (10) and an active material layer (11); the active material layer (11) is provided on at least one side of the current collector (10); the active material layer (11) comprises an additive, and the additive is provided with through holes; and the tortuosity of the active material layer (11) is 1.9-5.68. In this way, the transmission path of an electrolyte can be shortened, and the transmission rate of the electrolyte on the positive electrode sheet and/or the negative electrode sheet can be increased, thereby improving the infiltration effect of the electrolyte on the electrode sheet, improving the exertion of a capacity per gram of the electrode sheet, and improving the rate performance and the energy density of batteries.
Resumen de: WO2025161622A1
Disclosed in the present application are a thermal management component, a battery, and an electric device. The thermal management component is provided with a liquid intake flow channel, a first main flow channel, a second main flow channel, and a first group of flow channels and a second group of flow channels arranged side by side in a first direction, wherein in a second direction, the first main flow channel is provided with a first inflow end, and the second main flow channel is provided with a second inflow end, the second direction intersecting with the first direction; the first group of flow channels includes at least one first sub-flow channel, the first inflow end being in communication with the liquid intake flow channel through the first group of flow channels; the second group of flow channels includes at least one second sub-flow channel, the second inflow end being in communication with the liquid intake flow channel through the second group of flow channels; and in the second direction, the projection of the first group of flow channels falls within the projection of the first inflow end, and the projection of the second group of flow channels falls within the projection of the second inflow end. In the direction of liquid flow in the liquid intake flow channel, the second group of flow channels is located downstream of the first group of flow channels, and the sum of the cross-sectional areas of the second group of flow channels is greater than the sum of t
Resumen de: AU2024336487A1
The present invention relates to a battery pack comprising: multiple battery cells; and a pack case provided with multiple unit plates to accommodate the multiple battery cells, and provided with a venting part which is provided through at least one of the multiple unit plates to discharge gas discharged from the battery cells to the outside, wherein venting spaces are formed in at least some unit plates to extend toward the venting part so as to enable the gas to flow therein.
Resumen de: AU2024381030A1
An inspection device for inspecting a communication state of a battery management device according to an embodiment of the present disclosure may include: a base member; a distance-variable part which is disposed on the base member, to which a first battery management device including a first optical communication part is mounted, and which is movable in the direction of a first axis; and an angle-variable part including a first rotation structure which is disposed on the base member, to which a second battery management device including a second optical communication part is mounted, and which is rotatable around a second axis orthogonal to the first axis, and a second rotation structure which is rotatable around a third axis orthogonal to the first axis and the second axis, wherein the first optical communication part and the second optical communication part are arranged to face each other.
Resumen de: AU2025200389A1
The present disclosure provides a charging device configured to be operably mechanically and electrically connected with a plurality of battery packs to transmit power to battery packs or to allow the battery packs to transmit power to the charging device, wherein the charging device comprises: a first battery pack engaging portion arranged on a first surface for mechanically and electrically connecting with a first battery pack; a second battery pack engaging portion arranged on a second surface for mechanically and electrically connecting with a second battery pack; and an output port arranged on a third surface and configured to transmit power to the external device. The charging device controls, in a predetermined manner, the charging/discharging operations of the battery pack(s)/external device connected to the charging device in a case where the charging device is connected to the power grid or not connected to the power grid. The present disclosure further provides a charging system having the charging device. The charging device according to the present disclosure helps a user to select different charging/discharging modes as needed to achieve multi-functional charging/discharging operations, and is convenient for being carried. The present disclosure provides a charging device configured to be operably mechanically and electrically connected with a plurality of battery packs to transmit power to battery packs or to allow the battery packs to transmit power to the cha
Resumen de: AU2024374498A1
A conductive slurry and a preparation method therefor, a composite electrode, and a flow battery. The conductive slurry is prepared from a conductive carbon black, carbon nanotubes, polyvinylidene fluoride and N-methylpyrrolidone. The composite electrode comprises a first electrode, a bipolar plate, a second electrode, and the conductive slurry as described above, wherein the conductive slurry is disposed between the first electrode and the bipolar plate and disposed between the second electrode and the bipolar plate. The conductive slurry is not only stable in the initial chemical state of a vanadium electrolyte of a common flow battery, but also has electrochemical stability during charging and discharging after a voltage is applied thereto. The conductive slurry has a long service life and does not degrade over time as the battery is used. The conductive slurry has a good bonding effect, and also enables the contact resistance to be reduced after the bipolar plate and carbon felt electrodes are compounded. Moreover, the conductive slurry itself has a good electrocatalytic activity, thereby providing reaction sites for a vanadium electrolyte commonly used in a flow battery and thus improving the efficiency and performance of the battery.
Resumen de: US2025253484A1
A battery pack of the present disclosure can include a plurality of pouch-type battery cells. Each cell can have a receiving portion in which an electrode assembly is accommodated and an edge portion around the receiving portion. A pack case can accommodate the pouch-type battery cell in an upright state by placing the edge portion downward in an internal space of the pack case. A cell cover can at least partially surround at least some of the pouch-type battery cells in the internal space of the pack case by surrounding the upper edge portion of the pouch-type battery cell and exposing the lower edge portion of the pouch-type battery cell. The cell cover can include a separation space and a a pocket structure for restricting the movement of gas emitted from the pouch-type battery cell in the horizontal direction and upward across the upper edge portion within the separation space.
Resumen de: US2025253472A1
A battery holder for an electric personal transport vehicle includes a first receptacle and a second receptable. Each receptacle is configured to accommodate an outer battery pack. A cavity is between the first receptacle and the second receptacle. The cavity is configured to accommodate a central battery pack. An upper cap is coupled to a top surface of the first receptacle and the second receptable, and covers the cavity. A lower cap includes a first retaining portion coupled to the first receptacle, a second retaining portion coupled to the second receptacle, and a base. The base is between and coupled to each of the first retaining portion and the second retaining portion, and covers the cavity. The base has an inner surface configured to abut to an external structure when securing the battery holder. The external structure is a component of the electric personal transport vehicle.
Resumen de: US2025253468A1
A battery and an electrical device are disclosed. The battery includes multiple structural components. The multiple structural components are arranged along a first direction. At least one structural component is a battery row, which includes at least one battery cell. The battery cell includes a first surface provided with an electrical connection portion. The first surface is oriented toward an adjacent structural component; and a support piece. The support piece is disposed between the battery row and the adjacent structural component. The support piece is configured to space the first surface and the adjacent structural component apart by a fixed clearance.
Resumen de: US2025253502A1
A secondary battery that is superior in manufacturability is provided. The secondary battery includes a first electrode current collector plate, a second electrode current collector plate, and an electrode wound body. The first electrode current collector plate has an opening. The electrode wound body is disposed between the first electrode current collector plate and the second electrode current collector plate, and has a through hole extending in a height direction. The electrode wound body includes a stacked body that includes a first electrode, a second electrode, and a separator and is wound. The electrode wound body includes a first end face and a second end face. The first end face faces the first electrode current collector plate in the height direction. The second end face faces the second electrode current collector plate in the height direction. At least a portion of a first electrode exposed region forms the first end face and is coupled to the first electrode current collector plate. The opening is positioned to overlap a portion of the the first end face in the height direction.
Resumen de: US2025253309A1
An electrode for a secondary battery including a current collector, and at least one electrode material mixture layer on a surface of the current collector, the electrode material mixture layer including a negative electrode active material, a conductive agent, and a binder wherein, the electrode has a property such that in a regression curve obtained by regression analysis of shear strength data according to a cutting depth which are measured while obliquely cutting the electrode material mixture layer from a surface thereof until reaching the current collector using a surface and interfacial cutting analysis system (SAICAS), a ratio of a maximum value (σmax) to a minimum value (σmin) of shear strength is 1.7 or less.
Nº publicación: US2025253305A1 07/08/2025
Solicitante:
FUJIFILM CORP [JP]
FUJIFILM CORPORATION
Resumen de: US2025253305A1
Provided is a manufacturing method of an electrode layer, including a step A of measuring a surface shape of a transport member, a step B of placing a collector foil on the transport member after the surface shape is measured, and transporting the collector foil by moving the transport member, a step C of supplying, onto the transported collector foil, an electrode active material containing an electrode active material, a conductive auxiliary agent, and an electrolytic solution, and a step D of passing the electrode material supplied onto the collector foil through a gap formed between the transport member and a distal end of a film forming member which is disposed at a position spaced apart from a surface of the transport member to regulate a thickness of the electrode material and form an electrode material film, in which, in the step D, a disposing position of the film forming member is controlled based on measurement information of the surface shape of the transport member, which is obtained in the step A.
BOPI
Sede Electrónica
