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1242
resultados
Última actualización
01/04/2026 [08:23:00]
Resultados 575 a 600 de 1242
Resumen de: EP4715937A1
The present application discloses an electrolyte solution, a battery and an electrical device. The electrolyte solution includes a first additive, a second additive and a third additive. The first additive includes a sulfate ester compound. The second additive includes:, where Z<sub>1</sub>-Z<sub>4</sub> each independently include an oxygen atom or a sulfur atom. The third additive includes at least one of fluorosulfonate, tetrafluoroborate, difluorophosphate, difluoro(oxalato)borate, bis(oxalato)borate and difluorobis(oxalato)phosphate. Based on the total mass of the electrolyte solution, content W<sub>1</sub> of the first additive, content W<sub>2</sub> of the second additive and content W<sub>3</sub> of the third additive satisfy W<sub>1</sub>:W<sub>2</sub>:W<sub>3</sub>=1:(0.1-1.5):(0.02-2.5).
Resumen de: EP4715960A1
A heat transfer fluid for electric vehicle applications, wherein the heat transfer fluid is a dielectric fluid configured to transfer heat in direct contact with live parts, the heat transfer fluid comprises at least 20 wt% of a first component based on the total weight of the heat transfer fluid, and at least 1 wt% and up to 80 wt% of a second component based on the total weight of the heat transfer fluid, wherein the first component has a kinematic viscosity KV 20 ≤ 50.0mm<2>/s, a kinematic viscosity KV 100 ≤ 10.0mm<2>/s, and an initial boiling point (IBP) ≥ 150 °C, and the second component has a kinematic viscosity KV 20 ≤ 1.0 mm<2>/s" wherein the KV 20 of the first component is higher than the KV 20 of the second component and a final boiling point (FBP) ≤ 100 °C,.A method for operating a thermal management arrangement (1) for electric components (2) in electric vehicles comprises the step of providing the thermal management arrangement (1). The thermal management arrangement (1) includes a heat source in the form of an electric component (2) which is arranged in a housing (3), a cooling circuit (5) comprising an encircling fluid line (6) which is thermally coupled to the electric component (2) and a heat exchanger (7) arranged in the fluid line (6). The thermal management arrangement (1) further comprises a heat transfer fluid disposed in the fluid line (6) and a pump (8) configured for transporting the heat transfer fluid through the fluid line (6). The heat
Resumen de: EP4714954A1
The present invention relates to fused polycyclic compounds, methods of preparing said compounds, their use as electrode active material, electrodes comprising said compounds, a method of preparing said electrodes, use of said electrodes in an aqueous or non-aqueous secondary battery and a secondary battery comprising said electrode.
Resumen de: EP4715248A1
A coolant manifold (100) connectable to a cooling system (102) of an electrical energy storage pack (104), the coolant manifold comprising: a coolant channel (110) comprising a main channel (112) and a set of distribution channels (114) fluidly connected with the main channel (112) and configured to be fluidly connected with the cooling system (102), a container (116) configured to hold the coolant channel, the container comprising a base (118) configured to hold the main channel (112), and a set of extensions (120) from the base (118) configured to hold the distribution channels (114) of the coolant channel (110), the extensions each having an end opening (122) opposite from the base; a lid (126) configured to cover an opening (124) of at least the base (118) of the container (116); a set of end caps (130) configured to seal the end openings (122) of the extensions (120) of the container (116), and to partly overlap with the lid, and a sealant that at least partly fills a space inside the container (116).
Resumen de: EP4715936A1
The present application relates to the technical field of batteries, and to a non-aqueous electrolyte, a secondary battery and an electrical apparatus. The non-aqueous electrolyte comprises a cyclic sulfate additive and a phosphate or isocyanate additive. The present application further relates to a secondary battery comprising the non-aqueous electrolyte, and an electrical apparatus comprising the secondary battery.
Resumen de: EP4715989A1
The present application relates to the field of battery pack protective structures, and more particularly to a protective plate, a housing, and a battery pack. The main body is provided with a plurality of exhaust portions and a plurality of connecting portions, and the plurality of exhaust portions and the plurality of connecting portions are sequentially and alternately provided in a first direction; each of the exhaust portions is formed into a recessed structure passing through opposite end portions of the main body in a second direction, and each of the connecting portions is provided with a cavity passing through the opposite end portions of the main body in the second direction; when the main body is connected to a battery cell module, the connecting portions are bonded to the battery cell module, and the openings of the exhaust portions face an explosion-proof valve of the battery cell module.
Resumen de: EP4715964A1
The present invention relates to the technical field of traction battery temperature management for vehicles, and specifically relates to a vehicle and a traction battery temperature management method and system therefor. The method includes: controlling, when a cooling condition is reached and in cases where an environment temperature is not greater than a preset environment temperature and a temperature of a cooling liquid of an electrically-driven system is not greater than a preset cooling liquid temperature, an electrically-driven radiator of a cooling apparatus of the electrically-driven system to cool a cooling liquid in a cooling pipeline of a traction battery; and controlling, when a heating condition in a vehicle running process is reached and in a case where a temperature of a battery falls within a first set temperature range, the cooling liquid in a cooling pipeline of the cooling apparatus of the electrically-driven system to heat the cooling liquid in the cooling pipeline of the traction battery. That is, the traction battery is cooled by using an electrically-driven cooling module according to the environment temperature such that energy consumption of cooling the traction battery in a low-temperature environment can be reduced; and the traction battery is heated by using the electrically-driven system according to a state of the vehicle such that energy consumption of heating the traction battery can be reduced.
Resumen de: EP4715935A1
The present application provides a non-aqueous electrolyte solution, a secondary battery, and an electric device. The non-aqueous electrolyte solution comprises additives, wherein the additives comprise a first additive and a second additive, the first additive is any one or more cyclic sulfate compounds having a structure represented by general formula (I), and the second additive comprises one or more of lithium monofluorophosphate, lithium difluorophosphate, lithium tetrafluoroborate, a compound represented by general formula (III), and fluorosulfonates.
Resumen de: EP4715934A1
The present application provides a non-aqueous electrolyte solution, a secondary battery and an electrical apparatus. The non-aqueous electrolyte solution includes additives, the additives include a first additive and a second additive, in which, the first additive is any one or more cyclic sulfate compounds having a structure shown in a general formula (I), and the second additive is any one or more cyclic carbonate compounds having a structure shown in a general formula (III) or general formula (IV),
Resumen de: EP4715933A1
The present application provides an electrolyte solution, a battery cell and a preparation method therefor, a battery, and an electrical apparatus. The electrolyte solution includes a non-aqueous solvent and an electrolyte salt, where the non-aqueous solvent includes ethylene carbonate (EC), and a weight content of the EC in the non-aqueous solvent is denoted by x, based on a total weight of the non-aqueous solvent; the electrolyte salt includes a first electrolyte salt represented by formula (1) and a second electrolyte salt represented by formula (2), and a weight content of the first electrolyte salt in the electrolyte solution is denoted by y, and a weight content of the second electrolyte salt is denoted by z, based on a total weight of the electrolyte solution; R1 and R2 each independently include a fluorine atom or a C1-C6 fluoroalkyl group, R3 includes a fluorine atom or a C1-C6 fluoroalkyl group, and M1 and M2 each independently include one or more of Li, Na, and K; where 5%≤x≤25%, 0.75≤x/y≤5, and 120≤x/z≤3000.
Resumen de: EP4715896A1
The present application provides a battery cell, a battery comprising same, and an electrical apparatus. The battery cell comprises a positive electrode plate and an electrolyte solution. The positive electrode plate comprises a positive electrode active material. The positive electrode active material comprises an inner core and a coating layer coating the inner core. The inner core comprises Li<sub>x</sub>(Ni<sub>a</sub>Co<sub>b</sub>Mn<sub>c</sub>)<sub>d</sub>M<sub>e</sub>O<sub>f</sub>A<sub>y</sub>, where x, a, b, c, d., e, f, and y are respectively as described in the specification of the present application, M includes one or more of Zr, Sr, B, Ti, Mg, Sn, Tb, W, Nb, Sb, or Al, and A includes one or more of S, N, F, Cl, Br, or I. The coating layer comprises element Y, and the element Y includes one or more of Co, Zr, Sr, B, Ti, Mg, Sn, Tb, W, Nb, Sb, or Al. The electrolyte solution comprises a first additive, and the first additive includes an organic substance comprising a Si-N bond and a Si-O bond.
Resumen de: EP4715985A1
Provided are a battery pack explosion-proof structure, a battery pack, and an electric vehicle. The battery pack explosion-proof structure includes a bottom cover plate (10) and an explosion-proof valve (20). The bottom cover plate (10) includes a cover plate body (11) and an exhaust pipe (12) that are integrally formed. The exhaust pipe (12) is disposed on a side of the cover plate body (11) and extends in a direction away from the cover plate body (11). The gas inlet (121) of the exhaust pipe (12) is opened in the cover plate body (11). The explosion-proof valve (20) is connected to a side of the cover plate body (11) away from the exhaust pipe (12). A valve port (21211) of the explosion-proof valve (20) is directly opposite to the gas inlet (121) or is connected into the exhaust pipe (12).
Resumen de: CN121127991A
The invention relates to a battery (1) for storing electrical energy, comprising: at least one stack (7) of cells (6); and a case comprising a base (3) to which the stack (7) of cells (1) is attached, and an outer shell covering the base (3). The battery (1) comprises at least two compressed plates (8) arranged on both sides of the stack (7); means (10) for attaching the plates (8) to the base (3); and at least one tie rod (12) capable of pressing the compression plates against the cells of the stack (7). The base (3) comprises means (13) for thermal management of the cells (6).
Resumen de: CN121359015A
An electrochemical cell (300) is provided. The electrochemical cell (300) comprises: a working electrode (306); a transparent window (320) configured to provide optical observation of the working electrode (306); and a partially reflective layer (304) comprising one or more regions configured to reflect electromagnetic radiation and one or more regions (322) configured to transmit electromagnetic radiation, where the partially reflective layer (304) is in mechanical communication with the working electrode (306) and is configured to vary in a manner indicative of a corresponding change in the working electrode (306); and wherein the working electrode (306) is in substantially continuous contact with the transparent window (320) or the partially reflective layer (304).
Resumen de: CN121057651A
The invention relates to a multi-layer fibre plastic composite material (10) comprising at least three layers including a core layer (12), a first outer layer (14) and a second outer layer (16), the core layer being arranged between the first outer layer and the second outer layer, wherein the core layer, the first outer layer and the second outer layer each comprise a textile fibrous material in a matrix material comprising plastic, and wherein the fibrous materials of at least the first outer layer and the second outer layer are preferably electrically insulating, and wherein the first outer layer and the second outer layer comprise less air inclusions compared to the core layer, wherein the outermost layer has an outwardly closed plastic surface, and such a composite material has beneficial properties, in particular when used to form a battery housing.
Resumen de: TW202502717A
A heat transfer fluid includes bis(2-ethylhexyl) adipate and may also include one or more ultraviolet and sunlight stable, electrically non-conductive solvent colorants or one or more water insoluble colorants.
Resumen de: CN121194933A
The double-wall battery charging cabinet may include: an outer cabinet wall; an inner cabinet wall spaced apart from the outer cabinet wall to form a thermally insulated air gap between the inner cabinet wall and the outer cabinet wall, the inner cabinet wall defining an interior volume; and an air convection port disposed through the outer cabinet wall and the inner cabinet wall. The cabinet may also include: a flame arrester disposed inside or near the air convection port; a damper located near the air convection port; a fuse link for holding the damper in the open position, the fuse link having a predetermined melting point at which the damper is released to slide horizontally from the open position to the closed position; and a power outlet disposed within the interior volume.
Resumen de: EP4715969A1
The present invention is provided with: an electrode body that includes a current collector; an exterior film that wraps the electrode body; a lid body that is formed from a metal material and seals the electrode body together with the exterior film; and a conductive member that is connected to the lid body and the current collector. The conductive member is disposed between the lid body and the electrode body.
Resumen de: EP4715975A1
This lid body is used for the exterior body of a power storage device and comprises: a lid main body configured including a metal material; and a covering body configured including a resin material and covering a part of the lid main body. The lid main body has a covered part covered by the covering body. The covered part has at least one of a through hole, a recessed part recessed to the side opposite to the covering body, or a protruding part protruding toward the covering body.
Resumen de: EP4715904A1
A coated active material 10 according to the present disclosure includes: a positive electrode active material; a halogen-containing layer 12 coating at least a portion of a surface of a particle 11 of the positive electrode active material; and a phosphorus-containing layer 13 coating at least a portion of the surface of the halogen-containing layer 12. The halogen-containing layer 12 is positioned between the surface of the particle 11 and the phosphorus-containing layer 13. The halogen-containing layer 12 includes a halide and is in contact with the surface of the particle 11. The phosphorus-containing layer 13 includes a phosphate compound.
Resumen de: FR3166476A1
La présente invention concerne l’utilisation dans une batterie secondaire Li-ion d’un polymère amorphe P1 comprenant au moins un segment -(S-R-S)-(S-R-S)-.
Resumen de: FR3166430A1
Plaque de protection configurée pour un refroidisseur L’invention concerne une plaque de protection (10) configurée pour être assemblée dans une fenêtre d’un refroidisseur, notamment un refroidisseur formé de deux plaques jointes, cette plaque de protection (10) comprenant au moins un orifice de ventilation (12) qui est initialement obturé par un opercule (27) relié au pourtour de l’orifice de ventilation (12) par au moins une zone de matière frangible (28) de sorte que l’opercule (27) puisse être dégagé de l’orifice pour définir un passage de dégazage (29) en cas de dégazage d’une cellule (101) de batterie posée en regard de l’opercule (27), la plaque de protection (10) étant en outre résistante au feu. Figure pour l’abrégé : Figure 5
Resumen de: FR3166496A1
L’invention concerne un rotor pour machine électrique comprenant : - un châssis qui comporte un moyeu (29) et, répartis autour d’un axe longitudinal, des éléments de pôle magnétique (21) qui s’élèvent à partir du moyeu (29) et qui sont séparés deux à deux par des gorges (40), chaque élément de pôle magnétique comportant un pied (210) et une tête évasée (211), - des bobinages de fil électrique conducteur enroulés autour des pieds des éléments de pôle magnétique, et - dans chaque gorge, une feuille de papier (100) isolant électriquement, qui est pliée de façon à présenter un fond (101) contre le moyeu, deux ailes (102) repliées par rapport au fond et engagées chacune entre l’un des bobinages et l’un des pieds des éléments de pôle magnétique, et deux retours (103) repliés par rapports aux ailes l’un vers l’autre et engagés chacun entre l’un des bobinages et l’une des têtes évasées des éléments de pôle magnétique. Selon l’invention, chaque feuille de papier comporte en outre au moins deux rabats (104) repliés par rapports aux deux retours vers le fond, entre les bobinages. Figure pour l’abrégé : Fig.3
Resumen de: FR3166477A1
L’invention concerne une composition d’un électrolyte solide qui permet la fabrication d’un film présentant un très bon compromis entre conductivité ionique, stabilité électrochimique, stabilité à haute température, et tenue mécanique. Cette composition peut être utilisée dans un séparateur ou une électrode de batteries Na-ion ou K-ion.
Nº publicación: FR3166343A1 20/03/2026
Solicitante:
STELLANTIS AUTO SAS [FR]
STELLANTIS AUTO SAS
Resumen de: FR3166343A1
Un procédé de surveillance est mis en œuvre dans un véhicule géolocalisable et comprenant une batterie rechargeable et un dispositif de pré-conditionnement thermique propre, en cas d’activation, à réchauffer cette batterie. Ce procédé comprend une étape (10-90) dans laquelle, en cas de géolocalisation du véhicule à l’arrêt dans une zone où la température peut être inférieure à un premier seuil prédéfini, on génère, à destination du conducteur du véhicule, au moins un message recommandant d’activer le dispositif de pré-conditionnement thermique. Figure 3
BOPI
Sede Electrónica
