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1455
resultados
Última actualización
14/08/2025 [07:17:00]
Resultados 400 a 425 de 1455
Resumen de: US2025249761A1
The invention relates to a support device for at least one accumulator component of a traction accumulator, which is designed to hold the at least one accumulator component vertically above and horizontally only partially overlapping with at least one cell module of the traction accumulator in an accumulator housing of the traction accumulator. In some implementations, the support device comprises: a holding frame configured to receive the at least one accumulator component; a hot gas trapping device having at least one protective strip for covering the top of the degassing region, which is designed to trap any hot gas escaping from the degassing region of at least one cell of the cell module and to keep it away from the at least one accumulator component.
Resumen de: US2025249793A1
Disclosed herein are systems and methods for temperature-based vehicle operation analysis. A thermal sensor measures a temperature associated with an energy storage unit that stores energy. A vehicle attribute sensor measures one or more attributes of a vehicle. The energy storage unit is configured to power a propulsion mechanism of the vehicle. A control system with a processor and memory identifies an effect of the measured temperature associated with the energy storage unit on the one or more attributes of the vehicle. The control system identifies a change to vehicle operation of the vehicle based on the identified effect of the measured temperature associated with the energy storage unit on the one or more attributes of the vehicle. An output interface outputs an indication of the change to vehicle operation of the vehicle.
Resumen de: US2025249789A1
A battery system includes: a battery including battery cells; a pressure element; a processor; and a relay. The processor is configured to perform a first drive control of the pressure element configured to apply a pressure to the battery cells. The first drive control is designed to perform one set or multiple sets of driving that increases an amount of application of the pressure by the pressure element and driving that decreases the amount of application of the pressure by the pressure element, in an order of the driving that increases the amount of application of the pressure and the driving that decreases the amount of application of the pressure, or in an order opposite to the order. The processor is configured to receive data indicating an open state or a close state of the relay, and perform the first drive control when the relay is in the open state.
Resumen de: US2025249790A1
Methods, apparatuses, and computer program products for controlling access by an electric vehicle (EV) to a controlled-access area are provided. For example, a computer-implemented method may include receiving data from an EV related to a fire risk in a battery of the EV and determining, using the data received from the EV, whether to allow the EV to enter a controlled-access area.
Resumen de: US2025249788A1
A method for generating ship propulsion and a ship, so as to provide ship propulsion that is both safe and reliable while achieving low pollutant emissions are described. The method for generating ship propulsion includes: converting urea stored in a ship into a hydrogen-containing combustible substance; and utilizing chemical energy of the hydrogen-containing combustible substance to generate propulsion for driving the ship. With the technical solutions of the embodiments of this application, urea, as a safe, stable, easy-to-produce, and low-cost raw material, can be stably and reliably transported and stored in the ship, ensuring the stable driving and voyage safety of the ship. In addition, the hydrogen-containing combustible substance formed from the conversion of urea does not include sulfur element, which can effectively reduce pollutants such as sulfur oxides generated during the driving of the ship, meeting low pollutant emission requirements of the ship.
Resumen de: US2025253469A1
A protective device (100) for arranging on an impact-sensitive element (102), for example on a battery element (106), wherein the protective device (100) comprises the following: a wall element (108) and an adaptation element (116) arranged on the wall element (108).
Resumen de: US2025253325A1
In one aspect, a battery is provided having an anode, a cathode and an electrolyte between the anode and the cathode. The anode includes an anode body is formed of a magnesium alloy having a percent by weight ratio in the range of about 77.0-99.8% wt. magnesium, 0.1-8.0% wt. aluminum, 0.1-5.0% wt. zinc, 0-5.0% wt manganese, and 0-5.0% wt. iron. The cathode includes a cathode body.
Resumen de: US2025253327A1
A lithium ion battery and an electricity-consumption device are provided. The electrolyte includes a borate-based additive. A mass fraction w1 of the borate-based additive in the electrolyte satisfies 0.01%≤w1≤2%.
Resumen de: US2025253413A1
A method for producing a lithium ion power storage device includes a step of forming a cylindrical cell and a step of accommodating the cylindrical cell in a casing. In the step of forming the cylindrical cell, the electrode foil and the separator are wound while applying tension in an extension direction to the laminated electrode foil and separator. In the step of forming the cylindrical cell, the cylindrical cell is formed by winding the electrode foil and the separator into a cylindrical shape. In the step of accommodating the cylindrical cell in the casing, the cylindrical cell is accommodated in a tubular casing together with an electrolytic solution. In the step of forming the cylindrical cell, a cylindrical cell in which a pressure of 0.5 MPa or more and 0.7 MPa or less is applied between the electrode foils facing each other via the separator is formed.
Resumen de: US2025253409A1
A manufacturing method of a solid-state battery comprising a cathode layer, an anode layer, and a solid electrolyte layer disposed between the cathode layer and the anode layer and that also uses a deposition-dissolution reaction of metal lithium, wherein one surface of the solid electrolyte layer is a film forming face, and a protective layer having Li ion conductivity is formed on the film forming face. A step of obtaining a laminate in which the anode layer, the protective layer, and the cathode layer are laminated in this order after the film forming step, and pressing the laminate. The protective layer is formed so that an area of the protective layer is smaller than an area of the solid electrolyte layer when the laminate is viewed from the anode layer side.
Resumen de: US2025253407A1
An electrolyte for sodium secondary battery, a sodium secondary battery, a battery module, and an electric apparatus. The electrolyte for sodium secondary battery includes a sodium salt, an ether solvent, and a fluoroether solvent. The electrolyte includes ether solvent molecules and fluoroether solvent molecules that form a co-solvation structure with sodium ions.
Resumen de: US2025253402A1
An electrochemical apparatus includes a positive electrode plate and an electrolyte. The positive electrode plate includes a positive electrode active material layer. The positive electrode active material layer includes a positive electrode active material. The positive electrode active material includes a lithium composite oxide. The lithium composite oxide includes the lithium element and at least one element selected from the cobalt element, the nickel element, the manganese element, and the aluminum element. A surface layer of the positive electrode active material has a rock salt phase structure and includes the tungsten element. Based on a total mass of the positive electrode active material, a mass percentage of the tungsten element is B, where 0.01%≤B≤1%. The electrolyte includes an ionic liquid represented by a formula R:
Resumen de: US2025253461A1
Disclosed are a battery box and a battery pack applying the same. The battery box includes a bottom plate, a lateral plate, a lower support, a partition, and an upper support, in which a top surface of the bottom plate is provided with a first protrusion, the lateral plates are provided perpendicular to the bottom plate on two opposite edges of the bottom plate, an interior side of the lateral plate is arranged with a first snap-block and a second snap-block along an extension direction, two opposite ends of the lower support are provided on the first snap-block respectively, two opposite ends of the partition are fixedly connected to the second snap-block respectively, a top of the partition is provided with a second protrusion, and two opposite ends of the upper support are provided on the second snap-block respectively.
Resumen de: US2025253467A1
A battery device includes a cell assembly, including a first battery cell and a second battery cell, stacked in a first direction. The first battery cell and the second battery cell respectively include a receiving portion in which an electrolyte and an electrode assembly are received within a case, and a plurality of extension portions protruding outwardly from the receiving portion in the first direction. The second battery cell is disposed to contact at least one of the extension portions of the first battery cell.
Resumen de: US2025253314A1
The disclosure relates to a silicon-carbon composite material comprising a porous carbon scaffold comprising micropores and mesopores and a total pore volume of more than 0.5 cm3/g; a silicon content between 30% and 70%, including 30% and 70%; and a surface area with at least partially applied first surface coating comprising at least one of the elements of Li, B, Al, Si, P, Ti, Zr, Nb and/or W. Furthermore, the disclosure relates to a method for manufacturing such a surface-coated silicon-carbon composite material, to an anode electrode and to an electrochemical storage device.
Resumen de: US2025253410A1
The present disclosure provides an electrode stack with a protective member disposed on a side section, which is resistant to peeling, as well as a battery comprising the electrode stack which is resistant to interference between the collector terminal and protective member and also has satisfactory structural efficiency. The electrode stack 10 of the disclosure is formed by stacking a plurality of preliminary electrode stacks 10′. The locations of the third and/or fourth side sections of those do not mutually match in the in-plane direction of the electrode stack, (i) the protective member 20 extends at least partway between the third side section of the innermost preliminary electrode stack and the third side section of the outermost thereof, and/or (ii) the protective member extends at least partway between the fourth side section of the innermost preliminary electrode stack and the fourth side section of the outermost thereof.
Resumen de: WO2025161371A1
A battery module (1) and a battery pack (2). The battery module (1) comprises a module support (10), a plurality of battery cells (11), a thermal insulation and flame retardant structure (13), and a thermally conductive structure (14). The module support (10) comprises a first clamping plate (101), a second clamping plate (102), and a connecting structure (103). The thermal conductivity coefficient of the second clamping plate (102) is greater than that of the first clamping plate (101). The plurality of battery cells (11) are arranged in an array between the first clamping plate (101) and the second clamping plate (102). Each battery cell (11) is provided with an electrical connection portion (110) and a heat dissipation portion (111) opposite to each other, and the electrical connection portions (110) of the battery cells (11) are all provided adjacent to the first clamping plate (101); the thermal insulation and flame retardant structure (13) is located between the first clamping plate (101) and the second clamping plate (102), and the thermal insulation and flame retardant structure (13) comprises a plurality of through cavities (130) arranged in an array. The battery cells (11) are provided in the through cavities (130) in a one-to-one correspondence manner. The thermally conductive structure (14) is connected between the heat dissipation portions (111) and the second clamping plate (102).
Resumen de: WO2025161308A1
The present application discloses a secondary battery and an electrical device. The secondary battery comprises a packaging bag, an electrode assembly and a first tab; the packaging bag comprises a main body portion, a first top sealing portion and a first side sealing portion; the main body portion comprises a first top wall and a first side wall; the first top sealing portion is connected to the first top wall and is bent in a first direction; the first side wall is located on one side of the first top wall in a second direction; the first side sealing portion is connected to the first side wall; in the second direction, a first gap is formed between the first side sealing portion and the first top sealing portion; the first tab comprises a first metal strip and a first tab adhesive surrounding the first metal strip; one end of the first metal strip is electrically connected to the electrode assembly; the first tab adhesive is adhered to the packaging bag; and the other end of the first tab penetrates through the first tab adhesive and the first gap to extend out of the packaging bag. By means of the arrangements, the capacity of the secondary battery provided in the present application can be improved.
Resumen de: WO2025161362A1
An explosion-proof valve integrated on an upper cover and a battery pack. The explosion-proof valve integrated on the upper cover comprises an upper cover body (1), which is provided with an accommodating cavity (11); and an explosion-proof valve body (2), the explosion-proof valve body (2) comprising a pressure relief pipe (21) and an air-permeable membrane (22), the pressure relief pipe (21) and the upper cover body (1) being integrally formed, one end of the pressure relief pipe (21) being communicated with the interior of the accommodating cavity (11), the other end of the pressure relief pipe (21) being communicated with the exterior of the accommodating cavity (11), and the air-permeable membrane (22) being assembled at one end of the pressure relief pipe (21).
Resumen de: US2025249658A1
The present disclosure relates to materials and systems to manage thermal runaway issues in energy storage systems. Exemplary embodiments include an insulation layer that is encapsulated to form an insulation barrier. The encapsulation layer is made from a laminate film that comprises a malleable layer sandwiched between an outer polymer layer and an inner polymer layer.
Resumen de: US2025249572A1
Embodiments of this disclosure provide a mobile robot for assembling a battery, an operation system, a control method, and a control system. The mobile robot includes a mobile platform, an inspection apparatus, a plurality of end effectors, and a robotic hand. The mobile platform is capable of receiving an assembly instruction to implement movement between different positions. The inspection apparatus is disposed on the mobile platform, configured to obtain a position signal and an assembly recipe signal. The plurality of end effectors are placed on the mobile platform. The robotic hand is disposed on the mobile platform, capable of connecting to a target end effector to perform a corresponding assembly action on the battery. The target end effector is determined from the plurality of end effectors based on the assembly instruction, and the assembly action is determined based on the position signal and the assembly recipe signal.
Resumen de: US2025253101A1
A hydrogel electrolyte and an electrochemical energy storage device are disclosed. The hydrogel electrolyte includes a hydrogel and electrolyzed salts. The hydrogel is a product from the reaction of a mixture of polyvinyl alcohol (PVA) and polyethylene oxide (PEO) with a borax aqueous solution. The electrolyzed salts are distributed within the hydrogel and dissociated into a cation and an anion. The electrochemical energy storage device includes the above hydrogel electrolyte.
Resumen de: US2025252786A1
A battery management system (for managing a set of batteries in a vehicle) includes: a set of battery management units including a battery management unit for each battery in the set of batteries, the battery management units managing respective batteries in the set of batteries; a communication module for enabling communication with the battery management system and within the battery management system; and a vehicle monitoring unit, the vehicle monitoring unit receiving and monitoring system information data including vehicle information data from the vehicle and battery information data pertaining to each of the batteries in the set of batteries from the respective battery management units, the system information data being received using the communication module, the vehicle monitoring unit being configured to generate a user message based upon a comparison of the system information data and predetermined standard acceptable system information values; the user message being communicated to a user.
Resumen de: US2025249775A1
A thermal management module for an electric vehicle is provided. The thermal management module can be placed in a cooling circuit in an electric vehicle, and wherein the thermal management module is designed to regulate or control the flow of a coolant in the cooling circuit. The thermal management module contains at least one regulator, wherein the at least one regulator is designed to regulate or control the flow of the coolant through at least one heat sink.
Nº publicación: US2025253352A1 07/08/2025
Solicitante:
LOTTE ENERGY MAT CORPORATION [KR]
Lotte Energy Materials Corporation
Resumen de: US2025253352A1
Disclosed herein is an electrolytic copper foil for a current collector of a secondary battery. The electrolytic copper foil ranges in elongation per unit thickness at room temperature from 1.3 to 2.0%/μm and in I(200)/I(111) at room temperature from 3.4 to 0.5, wherein I(200)/I(111) is a ratio of an intensity of a diffraction peak for (200) lattice plane to an intensity of a diffraction peak for (111) lattice plane on an XRD spectrum for a deposited plane.
BOPI
Sede Electrónica
