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1563
resultados
Última actualización
19/12/2025 [07:14:00]
Resultados 500 a 525 de 1563
Resumen de: US2025379452A1
Embodiments of this application are applicable to the field of charging technologies, and provide a charging method and an electronic device. A to-be-charged apparatus sends first information including remaining electric quantity information of the to-be-charged apparatus to a charging apparatus. The charging apparatus determines a target charging policy from a plurality of candidate charging policies based on the first information. The charging apparatus outputs electric energy to the to-be-charged apparatus according to the target charging policy. In this way, the charging apparatus may flexibly determine the target charging policy from the plurality of candidate charging policies according to the remaining electric quantity information of the to-be-charged apparatus, and then output the electric energy to the to-be-charged apparatus according to the target charging policy. To be specific, charging policies of the to-be-charged apparatus are richer, and charging flexibility of the to-be-charged apparatus is improved.
Resumen de: US2025379438A1
An electric busbar (100) is provided, which is formed as a hollow profile (101), through the cavity (104) of which a coolant flows. The busbar has an inlet connection and an outlet connection, where the inlet connection is formed in such a way as to permit a coolant to flow into the cavity. The outlet connection is formed in such a way as to permit the coolant to flow out of the cavity. Contact pieces (107) are connected integrally and electrically conductively to the ends (106) of the busbar or the hollow profile and close the cavity tightly. A charging system is provided having such a busbar.
Resumen de: US2025379465A1
A rapid charging control apparatus includes a measuring unit configured to measure a voltage of a battery, and a control unit configured to estimate a SOC of the battery based on the voltage of the battery, determine a charging C-RATE corresponding to the estimated SOC based on a charging profile preset to represent the corresponding relationship between SOC and charging C-RATE, and block charging of the battery for a predetermined time when the charging C-RATE corresponding to the estimated SOC changes.
Resumen de: US2025379459A1
A battery is electrically coupled to a bidirectional power converter (i) to output discharge current through a first electrical path between battery cells and the bidirectional power converter, and (ii) to receive charging current through the first electrical path from the bidirectional power converter. A battery management system is configured to monitor the battery cells, detect a fault condition of the battery cells, transmit a first control signal to the bidirectional power converter to control the bidirectional power converter to cease operating in response to detecting the fault condition of the one or more battery cells, and transmit a second control signal to a switching element to close the switching element to cause a short circuit between a positive side and a negative side of the battery to cause a first overcurrent protection device to open to prevent current from flowing into or out of the battery cells.
Resumen de: US2025379466A1
The charging and discharging operation method of a lithium-ion battery according to the present disclosure comprises measuring an overpotential for each discharge voltage while discharging the lithium-ion battery, determining a minimum discharge voltage for controlling charging and discharging based on a measurement result of the overpotential and controlling charging and discharging the lithium-ion battery according to the determined minimum discharge voltage.
Resumen de: US2025379268A1
A metal-carbon dioxide battery with an electrolyte regeneration system, in which battery performance and durability can be improved by providing the electrolyte regeneration system to an anode side of the metal-carbon dioxide battery.
Resumen de: US2025379269A1
A battery management system is used to discharge an input capacitor of a load, and the battery management system includes a battery pack, a main discharge loop, a pre-discharge loop, and a controller. The pre-discharge loop sets a rated current, and the controller selectively controls a conduction of the main discharge loop or the pre-discharge loop to provide a battery power from the battery pack to the load. When the load is coupled to the battery management system, the controller first turns on the pre-discharge loop for a specific time, and then turns on the main discharge loop. The pre-discharge loop limits a current to be approximately equal to the rated current according to the current flowing through reaching the rated current at a specific time.
Resumen de: US2025379287A1
A battery thermal management module for a work machine includes a housing. The housing includes a first side wall, a second side wall disposed opposite the first side wall along a first axis, a top wall extending along the first axis and connecting the first side wall with the second side wall, and a bottom wall disposed opposite the top wall and connecting the first side wall with the second side wall. The battery thermal management module is adapted to be removably coupled with the work machine, proximal to a front end of the work machine, via at least one of the first side wall, the second side wall, the top wall, and the bottom wall of the housing. The battery thermal management module also includes a cooling assembly disposed within the housing and adapted to supply a coolant to a battery system associated with the work machine.
Resumen de: US2025379280A1
A cell includes a cell housing, at least one end cap, at least three terminals, the at least three terminals including at least one positive terminal and at least one negative terminal. The cell further includes a coupling device for each of the at least three terminals, the coupling device including a busbar and a thermal interface material, the busbar being in contact with and disposed between the terminal and the thermal interface material, the busbar and the thermal interface material thermally coupling the terminal to a top or bottom cold plate. The thermal interface material further electrically insulates the top or bottom cold plate from the terminal.
Resumen de: US2025379276A1
A battery cooling system may be configured for use with a battery. The battery may include a battery core. The battery cooling system may include a structured surface surrounding the battery core. The battery cooling system may include a plurality of wicking structures arranged axially around the structured surface. Each of the plurality of wicking structures may be arranged a distance apart from one another such that a space exists between each of the plurality of wicking structures. A battery case may surround the plurality of wicking structures.
Resumen de: WO2025251411A1
A battery, an electrical device and an energy storage device. The battery comprises a case body (1), at least one battery cell module (2) and at least one connecting member (3); an accommodating space (11) is formed in the case body (1); the accommodating space (11) is used for accommodating battery cells (21); each battery cell module (2) comprises at least two battery cells (21); each battery cell (21) comprises a casing (211) and an electrode assembly (212) accommodated in the casing (211); each electrode assembly (212) comprises a positive electrode sheet (2121), a negative electrode sheet (2122) and a separator (2123) which are stacked in a first direction; the at least two battery cells (21) of each battery cell module (2) are arranged in the first direction; the connecting member (3) is connected to the battery cells (21) adjacent in the first direction and, when the battery cells (21) swell, is used for applying to the battery cells (21) adjacent in the first direction pulling forces towards each other in the first direction.
Resumen de: WO2025251413A1
A battery and an electric device. The battery comprises: a case (10), which is provided with an accommodating cavity (101); a battery assembly (20), which is arranged inside the accommodating cavity (101); a thermal management component (30), which is configured to heat and cool the battery assembly (20), wherein the thermal management component (30) comprises second heat exchangers (32), the second heat exchangers (32) being arranged between the battery assembly (20) and the top wall and/or bottom wall of the accommodating cavity (101); and a phase change material component (40), which extends in the circumferential direction of the battery assembly (20) and is arranged on the peripheral side of the battery assembly (20), thereby exchanging heat with battery cells (211) on the peripheral side of the battery assembly (20).
Resumen de: WO2025251405A1
A bottom plate (10), a case and a battery (100) having same, and an electric device (1000), relating to the technical field of batteries. Accommodating grooves (12) are formed in one side of the bottom plate (10) in the thickness direction, and the accommodating grooves (12) are suitable for accommodating heat exchange tubes (20). The bottom plate (10) comprises a plurality of assembled panels (11), wherein the plurality of assembled panels (11) are arranged in a first plane, and two adjacent assembled panels (11) are joined by welding so as to a weld seam (102). The accommodating grooves (12) are formed on the plurality of assembled panels (11) and bend and extend on the plurality of assembled panels (11), and the accommodating grooves (12) intersect with any weld seam (102) no more than twice.
Resumen de: WO2025251232A1
The present application discloses an energy storage device, comprising a first housing, a plurality of battery modules, a refrigerant channel, a first channel and a first fan, wherein the plurality of battery modules are disposed in the first housing and arranged at intervals in a first direction; a gap is provided between the battery modules and the first housing; at least a portion of the refrigerant channel is located between adjacent battery modules; the first channel is spaced from the refrigerant channel, the first channel comprising a first channel inlet and a first channel outlet; in the first direction, the first channel outlet is farther away from the plurality of battery modules than the first channel inlet; and the first fan is configured to drive a first refrigerant to flow among the refrigerant channel, the first channel and the gap. By means of the first fan driving the first refrigerant to flow among the refrigerant channel, the first channel and the gap, the temperature of the battery modules is reduced and heat dissipation efficiency is improved. The first channel outlet being farther away from the plurality of battery modules than the first channel inlet reduces backflow of the first refrigerant to the first channel inlet, facilitating heat dissipation.
Resumen de: US2025379457A1
The invention is an energy storage system, comprising: a plurality of elongated compartments, each designed to house a string of energy storage cells; each compartment is equipped with accessible openings, engineered to facilitate the easy installation and removal of the storage cells; the compartments being architected to host two or more storage cells, positioned adjacently within its extremities; a retaining mechanism is also incorporated, which serves to hold the string of cells firmly pressed together, thereby forming a reliable current path; the system incorporates a balancing mechanism; this mechanism includes a balancing system that comprises electrical tabs connecting the junctions of adjacent cells and a mechanism capable of moving charge into and out of these tabs. This movement of charge facilitates charging or discharging of the cells, thereby maintaining balanced voltages across the system.
Resumen de: US2025379455A1
A battery pack comprising a battery stack and a controller electrically connected to the battery stack. The controller is configured to determine a state of health of the battery stack and adjust a state of charge (SOC) limit for the battery stack based on the determined state of health.
Resumen de: US2025379460A1
A power dolly includes a planar platform supported by at least three wheels, a battery mechanically coupled to the planar platform and located between the wheels, a mains input connector configured to receive mains power and to charge the battery, a battery charger electrically coupled to the mains input connector and configured to charge the battery using mains power received at the mains input connector, an inverter configured to receive direct current (DC) power from the battery and to provide alternating current (AC) power at an inverter output connector, and a wireless communication receiver configured to receive a control signal and to output the received control signal via a control output connector.
Resumen de: US2025379461A1
The disclosure relates to an intraoral scanner battery charger that includes two or more battery slots configured to receive an intraoral scanner battery, wherein each of the two or more battery slots includes a charging interface that is configured to an intraoral scanner battery interface of an intraoral scanner. The charging interface is configured to transfer a charging current to the intraoral scanner battery. The charger further includes a processor unit configured to control the charging current based on a prioritized charging algorithm. The prioritized charging algorithm includes transferring a first charging current to a first intraoral scanner battery and a second charging current to a second intraoral scanner battery, and wherein the first charging current is higher than the second charging current during a charging period, and during a subsequent charging period, the first charging current is lower than the second charging current.
Resumen de: US2025379456A1
A cell balancing device and method includes: obtaining a first minimum cell voltage value and a first maximum cell voltage value of a to-be-balanced battery module in a latest full-charging operation; determining a first charge capacity of a first target cell in the battery module in a corresponding first time period in response to a first charging operation by the battery module; and updating a balancing capacity of the first target cell based on the first charge capacity. The first target cell has a voltage value greater than or equal to the first minimum cell voltage value. The first time period corresponding to the first target cell is a period of time that begins when the voltage value of the first target cell reaches the first minimum cell voltage value for a first time and that ends when the first charging operation of the battery module is ended.
Resumen de: US2025379266A1
Embodiments described herein relate to electrochemical cells with dendrite prevention mechanisms, and methods of producing and operating the same. In some aspects, an electrochemical cell can include an anode and a cathode material disposed on a cathode current collector, the cathode material and the cathode current collector forming a cathode. The electrochemical cell further includes a first separator disposed on the anode, a second separator disposed on the cathode, and an interlayer disposed between the first separator and the second separator, the interlayer including electroactive material, the interlayer including a source of lithium ions, the lithium ions configured to migrate toward the anode upon a voltage difference between the interlayer and the anode exceeding a threshold value. In some embodiments, the anode can include an anode material disposed on an anode current collector. In some embodiments, the anode material can include graphite, silicon, and/or hard carbon.
Resumen de: US2025379285A1
The present disclosure relates to a battery assembly according to an embodiment of the present disclosure includes: a plurality of battery cells, each of which includes a first tab and a second tab, arranged along a predetermined stacking direction; at least one plate arranged between the plurality of battery cells; and a flow path formed inside at least one plate through which fluid moves, wherein the at least one plate may be electrically connected to a battery cell facing at least one side among the two sides including one side and the other side respectively formed along the predetermined stacking direction.
Resumen de: US2025379262A1
A battery cell includes an electrode assembly, a separator, and a support member. The electrode assembly includes a first electrode plate body and a second electrode plate body that have opposite polarities and are stacked in a first direction. The first electrode plate body includes a body portion and flange portions. A projection of the body portion onto the second electrode plate body in the first direction overlaps at least part of the second electrode plate body. The flange portions are connected to at least part of a peripheral side of the body portion and protrude from an outer edge of the second electrode plate body. The separator wraps the electrode assembly. The support member is located in the separator. The support member is disposed on at least one side of the electrode assembly in the first direction.
Resumen de: US2025379260A1
A solid-state battery includes a solid-state electrolyte, a first electrode layer disposed against a first major side of the electrolyte, and a gasket disposed against a second major side of the electrolyte. The gasket defines an opening. A second electrode layer is disposed within the opening such that the gasket completely circumscribes the second electrode. The second electrode is disposed against the second major side of the electrolyte.
Resumen de: US2025379270A1
Discussed is an energy storage system to transmit battery cell information including voltage information about all battery cells from a battery management system (BMS) to an upper-level controller, store voltage information about any N battery cells among all battery cells managed by the BMS, transmit a number of the N battery cells to the upper-level controller, generate, by the upper-level controller, authentication key information using the number of the N battery cells, generate a first authentication key using the battery cell information and the authentication key information, transmit the first authentication key and the authentication key information to the BMS, generate, by the BMS, a second authentication key using the number of the N battery cells about which the voltage information is stored and the authentication key information, and determine authenticity of a control command from the upper-level controller by comparing the first authentication key with the second authentication key
Nº publicación: WO2025251401A1 11/12/2025
Solicitante:
EVE ENERGY STORAGE CO LTD [CN]
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Resumen de: WO2025251401A1
A method for determining a pre-tightening force for a battery module and a method for manufacturing a battery module. The method for determining a pre-tightening force for a battery module includes the following steps: S1, mounting binding straps (2) on a battery module (1); S2, measuring the length of the battery module (1) as a first length after the binding straps (2) are mounted; and S3, removing the binding straps (2), squeezing the battery module (1) until the length of the battery module (1) is equal to the first length, and using the current squeezing force as a pre-tightening force.
BOPI
Sede Electrónica
