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1173
resultados
Última actualización
31/03/2026 [07:19:00]
Resultados 1025 a 1050 de 1173
Resumen de: EP4712156A1
An electrode according to the present disclosure includes an active material, a solid electrolyte, and a conductive additive, in which a length of an interface of the conductive additive per unit area of a cross section of the electrode is greater than 0.58 µm/µm<sup>2</sup>.
Resumen de: CN121241467A
A metal-air battery equipped with a heat exchanger having air-side fins directly connected to a back plate and liquid-side fins thermally connected to the back plate. The liquid side fins receive the electrolyte from the overflow port and then direct the electrolyte into the electrolyte chamber. The liquid side cooling fins are composed of adjacent cooling fins which are arranged alternately, a certain angle (theta) is formed between the cooling fins, and gaps are formed between the cooling fins, so that electrolyte can flow on the adjacent cooling fins. The heat exchanger can perform degassing treatment on the electrolyte at the same time, and redundant heat is removed from the electrolyte.
Resumen de: EP4710787A1
The present application provides a control method for an aerosol generation apparatus, and an aerosol generation apparatus. The method comprises: acquiring an ambient temperature in the proximity of a battery cell; according to the ambient temperature, determining output power, which is provided for a heating assembly, of the battery cell; and outputting the output power to the heating assembly, so that the heating assembly reaches a preset preheating temperature, and then the electric capacity of the battery cell can maintain a preset number of aerosol products under the output power. The present application adjusts, according to the ambient temperature in the proximity of the battery cell, the output power outputted by the battery cell to the heating assembly, optimizes the output power of the battery cell according to the ambient temperature, and solves the technical problem that the output power of the battery cell is prone to being affected by the temperature.
Resumen de: EP4711653A1
Disclosed is a valve, comprising: a housing (1), the housing (1) being internally provided with a passage passing through the housing (1); an inner valve seat (2), the inner valve seat (2) being disposed in the passage and sealedly connected to the housing (1); a flange (3), the flange (3) being located at one end of the housing (1); a valve core (4), the valve core (4) being movably arranged in the passage and located on the side of the inner valve seat (2) away from the flange (3); and a driving member (5), wherein the driving member (5) passes through the housing (1), and drives the valve core (4) to move towards the flange (3) to press against the inner valve seat (2) to close the passage or drives the valve core (4) to be separated from the inner valve seat (2) to open the passage . When the valve is closed, the valve core (4) applies a pressing force towards a container to the inner valve seat (2), such that the sealing effect is better.
Resumen de: GB2644090A
There is an automated method (100 figure 1, 200 figure 6) of dispensing a compressible thixotropic thermal barrier material on to a vehicle part, the method comprising: conveying a first material to a mixing chamber (112 figure 4). Also conveying a second material to the mixing chamber so as to combine the first material and the second material to form the compressible thixotropic thermal barrier material in the mixing chamber. Subsequently activating a dispenser (114 figure 2) to dispense the thermal barrier material on to the vehicle part. The vehicle part may be a battery subassembly.
Resumen de: GB2643990A
An insulating jacket 2 for an automotive battery comprises a first part 6 for housing the automotive battery, wherein the first part comprises at least one magnet 40 for magnetically engaging magnetic material 42 to secure the jacket 2 adjacent the automotive battery. There may be projections 68 for fitting with slots (66, figure 3) of a second part 36 of the housing. There may be apertures 30 for a lead and flaps 32 to access the vehicle battery terminals. An assembly comprises a tray for supporting the car battery and an insulating jacket for covering the battery when supported by the tray; and wherein the second part is attached to the tray and the first part is removable from the tray when the magnets are disengaged.
Resumen de: WO2025051918A1
The present application discloses a method for preparing an iron- phosphate comprising material comprising reacting the iron source lepidocrocite (y-FeOOH) with a phosphorus source, resulting in the formation of an iron phosphate-comprising material.
Resumen de: EP4711786A1
The present disclosure relates to techniques for determining multiple parameterized values of an equivalent circuit model (ECM) that represents a Lithium-ion battery cell, enabling accurate simulation of various electrochemical processes occurring within the cell. A half-cell ECM is considered. The ECM can parameterized optimized by considering one or more constraints related to the electric potential of the negative electrode, breaking symmetry between parameter values associated with positive and negative electrodes. This results in improved accuracy of the ECM for simulating Lithium plating onset thresholds at different SOC values, enabling determination of optimized charging profiles or load constraints that avoid increased aging of the battery.
Resumen de: EP4711491A1
The present invention relates to a method for applying a protective layer to a surface of a substrate, the surface comprising a metallic element or an alloy thereof, in particular wherein the metallic element is an alkali metal or an alkaline earth metal. The present invention is further related to an article comprising such a substrate and a protective layer arranged on or covering at least part of the substrate. The invention is further related to an electrode comprising the article, in particular an anode, and to a battery (cell) comprising the electrode.
Resumen de: EP4712242A1
A venting unit (34) for a battery case, the venting unit (34) comprising a housing part (36) delimiting a vent opening (38), and a membrane assembly (10; 10') spanning across the vent opening (38) and comprising a membrane carrier (12; 12') comprising carrier segments (14) and flow windows (16) respectively disposed through the carrier segments (14), and membrane segments (18) respectively covering the flow windows (16). Each adjacent pair of the carrier segments (14) is folded against one another along a film hinge (20) disposed therebetween.
Resumen de: EP4712256A1
The present invention provides a rechargeable energy storage cell (1), in which a degassing port (12) is forming part of the anode (2) when the cell (1) is in use. Further, a corresponding manufacturing method is provided.
Resumen de: EP4712219A1
A battery, comprising: battery components including an electrode assembly; an inflatable pouch case enclosing the battery components inside, the inflatable pouch case having an inner surface facing the battery components and an outer surface opposite to the inner surface; and electrode leads electrically connected to the electrode assembly and extending through the inflatable pouch case from the inside of the inflatable pouch case to an outside of the inflatable pouch case; the battery being characterized in that the outer surface of the inflatable pouch case is sealingly bonded to a surface of each of the electrode leads.
Resumen de: WO2025010459A1
The invention relates to a method (100), a computer program product, a control system (10) and a battery charging system (90) for determining a charging current limit for a charging process of a rechargeable battery device (1000). In this case, measurement parameters (MP) are recorded at the battery device (1000). Furthermore, battery parameters (BP) are determined by means of a process physics-based battery model on the basis of the recorded measurement parameters (MP). Furthermore, prediction parameters (VP) for the onset of metal plating at an electrode (1001, 1002) of the battery device (1000) are determined with the aid of a prediction model, in particular a data-driven prediction model, wherein at least one forecast onset time of metal plating is determined as prediction parameter(s) (VP) on the basis of at least the battery parameters (BP) as input parameters of the prediction model. Control parameters (KP) for controlling the charging process are determined with the aid of a control model, which is likewise in particular a data-driven control model, wherein on the basis of the measurement parameters (MP), the battery parameters (BP) and the prediction parameters (VP), the charging current limit is determined as the at least one control parameter (KP) and the determined charging current limit for specifying the charging current is output to a battery charging system (90).
Resumen de: EP4712178A1
Ein elektrochemisches Energiespeicherelement (12) weist einen hohlzylindrisch geformten Wickelverbundkörper (10) auf, der eine spiralförmige Struktur aus mindestens zwei spiralförmig um eine Wickelachse gewickelten Elektrodenbändern (14, 24) und mindestens einem zwischen den Elektrodenbändern (14, 24) angeordneten Separatorband (38, 40) aufweist. Der hohlzylindrisch geformte Wickelverbundkörper (10) umfasst zwei endständige Stirnseiten (34, 36), eine umlaufende äußere Verbundkörpermantelfläche (42), und einen axial ausgerichteten Hohlraum (46) im Zentrum des Verbundkörpers (10), in dem ein elektrisch leitender Wickelkern (50) angeordnet ist. Der Wickelverbundkörper (10) ist in einem zylindrischen Gehäuse (60) mit einem Boden (61) und einem Deckel (62) angeordnet, derart, dass die Stirnseiten (34, 36) in Richtung des Bodens (61) und des Deckels (62) weisen. Das Energiespeicherelement (12) umfasst weiter elektrisch leitende Kontaktelemente (70, 80), die flach auf den Stirnseiten (34, 36) aufliegen.Es wird vorgeschlagen, dass der Wickelkern (50) derart ausgebildet und/oder angeordnet ist, dass er bei axialer Deformation des Gehäuses (60) das erste elektrisch leitendes Kontaktelement (70) und das zweite elektrisch leitende Kontaktelement (80) elektrisch verbindet.
Resumen de: WO2024230864A1
The invention relates to a device (1) for checking the tightness of electrochemical cells (2), in particular with regard to H2 tightness. The device has a chamber (3) for accommodating and checking at least one electrochemical cell (2). For the purpose of the check, the chamber (3) is subjected to a vacuum. A unit (6) for gas supply is provided, which supplies an electrochemical cell (2) to be checked with compressed air, as a result of which the interior of the electrochemical cell (2) is pressurized. This is made possible particularly advantageously in that the pressure difference between the interior of the cell (2) having the excess pressure and the chamber (3) having the vacuum is particularly high and is additionally varied periodically. As a result, there is a particular incentive for a periodically varying gas transfer between the interior of the cell (2) and the chamber (3) under vacuum, which allows for the tightness to be checked particularly advantageously and meaningfully. The pressure sensor (7) allows for a periodic pressure increase in the chamber (3) to be detected and to be analyzed by means of the control unit (8), and for meaningful information regarding insufficient tightness to be obtained, without interference by non-periodic interfering effects, and made available to the user. The device according to the invention can detect very minor leaks, which for example lead to leakage rates in the range of 10-4 mbar per liter of the volume and per second, and a
Resumen de: CN121100283A
The present invention relates to a battery charge level detection module (1) comprising: an ammeter (10) comprising a magnetometer (15) and a current measurement device (18), a voltmeter (20) comprising a first contact terminal (22), a second contact terminal (24) and a voltage measurement device (28), a temperature sensor (30) comprising a temperature sensor (30), a housing (50), a first attachment (52) and a second attachment (52), the invention relates to a magnetometer (10) comprising a housing (50) intended to be attached to a first interconnection line row (82) and a second interconnection line row (84), the housing (50) having a housing (58) housing a magnetometer (15), the housing (52) being intended to be received in a measurement aperture (83) of the first interconnection line row (82), a first attachment (52) for attaching the housing (50) to the first interconnection line row (82), and a second attachment (52) for attaching the housing (50) to the second interconnection line row (84). And a second attachment (54) for attaching the housing (50) to a second interconnection line row (84).
Resumen de: CN121152578A
An aerosol-generating device (100) for releasably holding a battery cell (110) comprises: an identification module (112) configured to obtain identification information of the battery cell when the battery cell is releasably held in the device; and a controller (108) configured to control a function of the aerosol-generating device based on the received identification information, where the identification module operates using a wireless communication protocol. The battery cell may be provided with an RFID tag or NFC tag (118).
Resumen de: CN121127973A
The invention relates to a method for producing an electrode mixture consisting of a plurality of substances, i.e. An active material in a mass ratio w1, optionally an additive in a mass ratio w2 and a binder in a mass ratio w3, where w1 and w3 are both gt; 0%, w2 > = 0%, and w1, w2 and w3 are lt, respectively; the percentage is 100%; the method comprises the following steps: 1) filling a container with an active material and a first percentage pa1 of an additive and/or a first percentage pb1 of a binder, in which, but or, A) a first mechanical power P1 is introduced into the substance contained in the container by means of a shear force or impact force, and a second mechanical power P2 is introduced into the substance contained in the container by means of a second shear force or impact force; 2) filling the container with a second percentage pa2 of an additive and/or a further percentage pb2 of a binder, and wherein, B) during a second time interval T2, by means of a shear or impact force, a second mechanical power P2 is introduced into the substance contained in the container to produce a second mixture, where P2gt; the method is characterized in that the method comprises the following steps: (1) adding a binder and optional additives to the container, (2) adding the binder to the container, (3) adding the binder to the container, (3) adding the binder to the container, (3) adding the binder to the container, (3) adding the binder to the container, (4) adding the binder
Resumen de: CN121079603A
The invention relates to a method and a measuring device for diagnosing a component to be examined, comprising the following steps: operating the component (10) to be examined in a circuit (11) at a predefined operating point for a predefined first measurement interval (12); during the first measurement interval, a measurement signal and an excitation signal (13) are detected in the circuit as a function of time, the excitation signal being a signal of a passive component (14) in the circuit, which passive component is in a predetermined first excitation state (15) at the beginning of the first measurement interval, and the passive component is in a predetermined second excitation state (15) at the beginning of the first measurement interval. And the measurement signal is formed by superposing an excitation signal of the passive device and a working signal of the component to be inspected.
Resumen de: EP4712181A1
A secondary battery, including an electrode assembly including a first electrode, a second electrode, and a separator therebetween, a case including a bottom portion, a side wall portion connected to the bottom portion, and an opening portion facing the bottom portion, the case accommodating the electrode assembly, and a cap assembly coupled to one end of the side wall portion of the case to seal the opening portion, wherein the case includes a groove region formed on an inner peripheral surface of the side wall portion.
Resumen de: EP4712252A1
An electrode assembly according to the present disclosure includes a positive electrode plate, a negative electrode plate, a separator positioned between the positive electrode plate and the negative electrode plate, and an electrode tab electrically connected to the positive electrode plate. The electrode tab includes a first metal and a second metal that at least partially surrounds the first metal.
Resumen de: EP4712215A1
The present invention provides a structure of a battery module including: a cell laminate including: a plurality of battery cells laminated in widthwise direction; and at least one barrier member interposed between and laminated together with the plurality of battery cells in widthwise direction; and a housing accommodating the cell laminate, wherein each of the at least one barrier member includes a metal layer and insulating layers provided at two widthwise ends of the metal layer, respectively, and a thickness of each of the insulating layers is greater than that of the metal layer.
Resumen de: EP4712285A1
A power management device according to an embodiment of the present invention is a power management device for managing the power of a battery included in a transportation means, and may comprise: at least one processor; and a memory for storing at least one instruction executed through the at least one processor. The at least one instruction may include: an instruction for classifying and storing information on the charging power of the battery according to energy type; an instruction for, when a power transaction request for charging power of a specific energy type is received, determining whether to agree to the power transaction on the basis of the amount of the charging power of the specific energy type; and an instruction for checking the amount of power discharged by the battery in response to the power transaction when the power transaction is agreed to.
Resumen de: EP4712292A1
An operation support apparatus, according to an embodiment of the present invention, is an operation support apparatus for an energy storage system and may comprise at least one processor, and a memory storing at least one instruction that is executed by the at least one processor. The at least one instruction may include the instructions of: collecting information about batteries that can be applied to the energy storage system; deriving, on the basis of the structure of the energy storage system, a plurality of combinations, each including one or more batteries that can be applied to the energy storage system; calculating an operating cost of the energy storage system for each of the combinations; and generating recommended combination information including information about a combination that, among the combinations, represents the minimum operating cost.
Nº publicación: EP4711124A1 18/03/2026
Solicitante:
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD
Resumen de: EP4711124A1
A pressing apparatus according to embodiments of the present disclosure may include a driver, a cylinder configured to move in response to driving of the driver, and a regulator configured to control an internal pressure of the cylinder, wherein the cylinder moves upwardly by a first distance in response to driving of the driver, and a portion of the cylinder is configured to move upwardly by a second distance in response to the internal pressure of the cylinder controlled by the regulator to provide a pressing force to at least a portion of a secondary battery.
BOPI
Sede Electrónica
