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1197
results.
Updated on
17/08/2025 [07:30:00]
Results 700 to 725 of 1197
Absstract of: DE102024103056A1
Die Erfindung betrifft ein Thermomanagement-Modul für ein elektrisch betriebenes Kraftfahrzeug, wobei das Thermomanagement-Modul geeignet ist, in einem Kühlkreislauf eines elektrisch betriebenen Kraftfahrzeugs angeordnet zu sein und wobei das Thermomanagement-Modul dazu ausgebildet ist, eine Strömung eines Kühlmittels in dem Kühlkreislauf zu regeln bzw. zu steuern, dadurch gekennzeichnet, dass das Thermomanagement-Modul ein Regelelement umfasst, wobei das Regelelement dazu ausgebildet ist, die Strömung des Kühlmittels durch mindestens eine Wärmesenke zu regeln bzw. zu steuern.
Absstract of: DE102025103936A1
Die Erfindung betrifft einen Akkumulator (1), insbesondere Arbeitsgeräteakkumulator, für Arbeitsgeräte mit einem Gehäuse (2), das einen Innenraum (3) umgibt, mit zumindest einer in dem Innenraum (3) angeordneten Energiespeichereinheit (4), und mit einer Steuereinheit zum Steuern des Akkumulators (1). Erfindungsgemäß ist die Steuereinheit derart ausgebildet, dass diese eine zu erwartende und/oder bereits eingetretene Fehlfunktion, insbesondere ein thermisches Durchgehen, der zumindest einen Energiespeichereinheit (4) ermitteln kann.
Absstract of: DE102024200994A1
Die Erfindung betrifft eine Batterie mit einem Überladeschutz, ein System zur autarken Versorgung eines elektrischen Verbrauchers mit elektrischer Energie und eine Verwendung eines Materials oder einer Materialmischung. In einer Batterie (1) mit einem Überladeschutz (2) umfasst der Überladeschutz (2) ein in einer oder beiden Elektroden (3, 3') der Batterie (1) angeordnetes Material (5) oder eine Materialmischung (6), die ein Laden der Batterie (1) mit mindestens zwei unterschiedlichen Spannungen ermöglicht. Die Erfindung betrifft zudem ein System und eine Verwendung. Auf diese Weise wird ein einfacher und kostengünstiger integrierter Überladeschutz zur Verfügung gestellt.
Absstract of: DE102025103775A1
Die vorliegende Offenbarung stellt einen Elektrodenstapel bereit, der gegen das Abschälen von Verankerungselementen, die an Seitenbereichen davon angeordnet sind, resistent ist, sowie eine Batterie, die den Elektrodenstapel aufweist. Wie in Fig. 1 gezeigt, sind in dem Elektrodenstapel 10 der Offenbarung eine positive Elektrodenkollektorschicht 11, eine positive Elektrodenaktivmaterialschicht 12, eine Elektrolytschicht 13, eine negative Elektrodenaktivmaterialschicht 14 und eine negative Elektrodenkollektorschicht 15 in dieser Reihenfolge gestapelt. In dem Elektrodenstapel 10 der Offenbarung sind Verankerungselemente 20, die ein aushärtbares Harz aufweisen, an Seitenbereichen davon angeordnet. Von den Schichten des erfindungsgemäßen Elektrodenstapels 10 weisen die positive Elektrodenkollektorschicht 11 und/oder die negative Elektrodenkollektorschicht 12 jeweils Aussparungen 10a an den Seiten auf, an denen die Verankerungselemente 20 angeordnet sind, wobei Teile der Verankerungselemente 20 in die Aussparungen 10a eindringen.
Absstract of: US2025253681A1
A storage battery control device executes: a first process of discharging storage battery modules from a predetermined charged state by a predetermined discharge amount and recording a module voltage and a string current; a second process of discharging storage battery modules that are discharged by the predetermined discharge amount to a predetermined discharged state; a third process of charging storage battery modules that are discharged to the predetermined discharged state by a predetermined charge amount; a fourth process of discharging storage battery modules that are charged by the predetermined charge amount to the predetermined discharged state and recording a module voltage and a string current; and a fifth process of generating voltage transition information at the time of discharging storage battery modules based on the module voltage and the string current recorded in the first process and the module voltage and the string current recorded in the fourth process.
Absstract of: US2025253706A1
An energy harvester according to an embodiment of the present technology includes a coil section, a maintaining portion, and a rectifier. The coil section includes a core that is made of a magnetic material, and a wire rod that is wound around the core. The maintaining portion maintains the coil section on a surface of a target that includes a metallic body or a human body, such that an axis of the coil section intersects the surface of the target. The rectifier rectifies output from the coil section.
Absstract of: US2025253695A1
This application provides a charging/discharging circuit and an electronic device, and relates to the field of electronic technologies, to improve utilization of a switched capacitor circuit and reduce an area of the charging/discharging circuit. The charging/discharging circuit provided in this application includes a switched capacitor (SC) circuit, configured to charge/discharge a battery. The switched capacitor (SC) circuit includes a first end, configured to receive an input power supply voltage; a second end, configured to: provide a charging voltage for a battery in a charging process, and receive a discharging voltage released by the battery in a discharging process; and a third end, configured to provide an output voltage, where the output voltage is a direct current voltage or a pulse width modulation (PWM) voltage.
Absstract of: US2025253698A1
An electronic device according to one embodiment comprises: a first battery; a second battery; a charging circuit; a first fuel gauge that is connected to the first battery and the charging circuit, monitors usage status information associated with the first battery, and includes a first switch for charging or discharging the first battery; and a second fuel gauge that is connected to the second battery and the charging circuit, monitors usage status information associated with the second battery, and includes a second switch for charging or discharging the second battery, wherein the processor may be configured to control the first fuel gauge to provide power from the first battery to at least one first electrical component through the first switch, and control the second fuel gauge to provide power from the second battery to at least one second electrical component through the second switch.
Absstract of: US2025253428A1
Provided is a temperature control method for a battery energy distribution unit. The control method includes the following steps: a battery management system detects the target data of the battery energy distribution unit, where the target data includes at least one of a first temperature or a distribution current; and a control command is generated according to the target data, and the control command is sent to a battery energy distribution unit liquid cooling system or a battery pack liquid cooling system so that the battery energy distribution unit liquid cooling system or the battery pack liquid cooling system starts to operate according to the control command, thereby controlling the temperature of the battery energy distribution unit.
Absstract of: US2025253429A1
A battery module is disclosed. In some implementations, the battery module includes: a housing having an internal space, a cell stack in which a plurality of battery cells and a first heat blocking member blocking heat propagation between the plurality of battery cells are stacked, and a second heat blocking member disposed between the cell stack and the housing, wherein at least a portion of the first heat blocking member is in contact with the second heat blocking member.
Absstract of: US2025253344A1
A graphene oxide used as a raw material of a conductive additive for forming an active material layer with high electron conductivity with a small amount of a conductive additive is provided. A positive electrode for a nonaqueous secondary battery using the graphene oxide as a conductive additive is provided. The graphene oxide is used as a raw material of a conductive additive in a positive electrode for a nonaqueous secondary battery and, in the graphene oxide, the atomic ratio of oxygen to carbon is greater than or equal to 0.405.
Absstract of: US2025253422A1
The present disclosure provides a hydrogen sulfide removal unit with improved strength against stress in the vertical direction, and a battery pack comprising the hydrogen sulfide removal unit. the hydrogen sulfide removal unit 120 of the disclosure comprises a hydrogen sulfide removing agent 121, and a hydrogen sulfide removing agent container 122 housing the hydrogen sulfide removing agent. The hydrogen sulfide removing agent container has at least one baffle plate 122a. The baffle plate is disposed at an angle within 10° from the vertical direction so as to connect the top surface and bottom surface of the hydrogen sulfide removing agent container.
Absstract of: US2025253487A1
A separator and a preparation method thereof, a secondary battery, and an electric apparatus are provided. The separator includes a substrate and a coating. The coating is provided on at least one side of the substrate, where the coating includes primary particles and secondary particles, the primary particles being organic particles and the secondary particles having a pore structure.
Absstract of: US2025253405A1
Disclosed are a lithium-ion battery electrolyte, a lithium-ion battery and an electronic device. The electrolyte at least includes: a non-aqueous solvent, including a linear carboxylic acid ester solvent; a lithium salt, at least one of which contains sulfur; and an additive, including thiophene, and the content of the thiophene in the electrolyte is 0.1 wt % to 3 wt %.
Absstract of: US2025253310A1
An anode material and a battery provided. The anode material includes a carbon matrix and a silicon material. The anode material, tested by Raman spectroscopy, has a first characteristic peak at 520±10 cm−1 with a peak intensity of IA; a second characteristic peak at 960±10 cm−1 with a peak intensity of IB; and a third characteristic peak at 480±10 cm−1 with a peak intensity of IC, where IA, IB and IC have a relationship of 0.3≤IA/(IB+IC)≤0.6. The anode material provided has high initial Coulombic efficiency, high reversible capacity, and high expansion resistance.
Absstract of: US2025253319A1
A negative electrode including a negative electrode current collector; a negative electrode active material layer that is disposed on at least one surface of the negative electrode current collector and includes a negative electrode active material; and a coating layer including a negative-type (N-type) organic active material, wherein the negative electrode active material layer includes an inclined part provided in at least one side thereof by partitioning the negative electrode active material layer, and a flat part provided excluding the inclined part, the inclined part is inclined towards the surface of the negative electrode current collector, and the coating layer is disposed on at least a portion of the inclined part.
Absstract of: US2025253307A1
A system and methods for manufacturing a dry electrode for an energy storage device are disclosed. The system includes a first dry electrode material delivery system configured to deliver a dry electrode material, a first calendering roll, a second calendering roll, and a controller. The second calendering roll is configured to form a first nip between the first calendering roll and the second calendering roll. The first nip is configured to receive the dry electrode material from the first dry electrode material delivery system, and form a dry electrode film from the dry electrode material. The controller is configured to control a rotational velocity of the second calendering roll to be greater than a rotational velocity of the first calendering roll.
Absstract of: US2025253678A1
An apparatus includes a battery pack having a plurality of modules, the plurality of modules including a plurality of cells. The apparatus further includes a battery management system (BMS) within the battery pack configured to communicate with one or more signal conditioning devices, the one or more signal conditioning devices each associated with one of the plurality of modules and configured to measure characteristics of cells of an associated module against a threshold. The apparatus further includes a circuit associated with at least one of the plurality of modules. The circuit includes a first cell in series with at least a first resistive element and a second cell in series with at least a second resistive element. The signal conditioning device associated with the circuit is configured to cause the first cell to discharge through the first resistive element and the second resistive element.
Absstract of: US2025253677A1
An electric vehicle charging station for charging electric vehicles includes a plurality of energy storage reservoirs configured to receive and store energy from one or more power sources and/or one or more power generators; one or more power heads for charging the electric vehicles at the electric vehicle charging station, the multiple power heads receiving electrical power from the plurality of energy storage reservoirs, the multiple power heads each being configured for releasably connecting to each of the electric vehicles for charging at the electric vehicle charging station; and a computer control system configured to monitor a charging demand at each of the one or more power heads and to connect one or more of the plurality of energy storage reservoirs to one or more of the power heads based on the charging demand of the one or more power heads.
Absstract of: US2025253700A1
A foldable device and method for controlling charging of battery cells are provided. The foldable device includes: a first battery pack accommodated in a first housing structure and including a first battery cell; a second battery pack accommodated in a second housing structure and including a second battery cell; a connection unit which connects the first battery cell and the second battery cell in series; and a fuel gauge which is accommodated in the first housing structure and detects a first cell voltage of the first battery cell and a second cell voltage of the second battery cell. Wiring connected to a negative electrode terminal of the first battery cell and wiring connected to a positive electrode terminal of the second battery cell are connected to the fuel gauge. The fuel gauge detects an internal resistance (IR) voltage between the negative electrode terminal and the positive electrode terminal.
Absstract of: US2025253697A1
A storage battery control device includes a plurality of first control devices that are provided respectively for strings and configured to control a string auxiliary device, and a second control device configured to communicate with the plurality of first control devices and a host server outside an electricity storage system. The first control device is configured to acquire information on states of the strings and transmit the information to the second control device. The second control device is configured to calculate an instruction value of charge and discharge power assigned to each of strings based on an instruction value of charge and discharge power of the electricity storage system received from the host server and information on the states of the strings received from the plurality of first control devices, and transmit the instruction value of charge and discharge power to the first control devices.
Absstract of: US2025253341A1
A core-shell structured polymer, a conductive slurry, a secondary battery, and an electrical apparatus. The core-shell structured polymer comprises a core and a shell at least partially covering the core. The core contains a building block derived from a monomer represented by formula I and a building block derived from a monomer represented by formula II, and the shell contains the building block derived from the monomer represented by the formula I and a building block derived from a monomer represented by formula III, where R1, R2 and R3 are each independently selected from one or more of hydrogen, fluorine, chlorine, and fluorine-substituted C1-3 alkyl, and R4, R5, R6, R7, R8 and R9 are each independently selected from one or more of hydrogen, substituted or unsubstituted C1-5 alkyl.
Absstract of: US2025253434A1
A battery pack includes: a battery pack in which a plurality of battery modules are arranged; an upper heat sink covering the upper surface of the battery pack and having a plurality of upper cooling flow passages through which a cooling fluid may flow to cool the battery modules; and a lower heat sink covering the lower surface of the battery pack and having a plurality of lower cooling flow passages through which a cooling fluid may flow to cool the battery modules.
Absstract of: US2025253340A1
The disclosure aims to provide a fluororesin for use in electrochemical device binders which enables formation of an electrode mixture sheet with high strength, and an electrochemical device binder, an electrode mixture, an electrode, and a secondary battery. Provided is a fluororesin for use in electrochemical device binders, the fluororesin including a tetrafluoroethylene unit and a chlorotrifluoroethylene unit.
Nº publicación: US2025253404A1 07/08/2025
Applicant:
ASAHI KASEI KK [JP]
ASAHI KASEI KABUSHIKI KAISHA
Absstract of: US2025253404A1
The present invention provides a nonaqueous electrolyte solution for a nonaqueous lithium ion secondary battery that is provided with a negative electrode containing graphite, while comprising a nonaqueous electrolyte solution in an amount of X mass % relative to the mass of the negative electrode excluding the negative electrode collector, wherein X is 50 to 2,000. This nonaqueous electrolyte solution contains a lithium salt and a nonaqueous solvent; acetonitrile is contained as the nonaqueous solvent in an amount of A volume % relative to the volume of the nonaqueous solvent, wherein A is 5 to 70; the nonaqueous electrolyte solution contains vinylene carbonate (VC) as an additive; and the content of VC is (7×A/X) mass % to 10 mass % relative to the nonaqueous electrolyte solution.
BOPI
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