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746
results.
Updated on
21/08/2026 [07:19:00]
Results 575 to 600 of 746
Absstract of: US20260238030A1
0000 The disclosure provides a DC power supply system with fixed output voltage, the system comprising at least one battery pack and a power module corresponding to each battery pack, wherein a first end of each battery pack is connected to the corresponding power module, a second end of each battery pack is connected to a DC bus, and an output of each power module is connected on the DC bus; wherein the first end of each battery pack is positive, and the second end of each battery pack is negative, or the first end of each battery pack is negative, and the second end of each battery pack is positive. The DC power supply system with fixed output voltage provided by the embodiment of the disclosure reduces the downstream DC distribution cost
Absstract of: US20260237819A1
A battery module including a cell stack including a plurality of battery cells; and a housing including a base plate covering a lower surface of the cell stack, a cover plate covering an upper surface of the cell stack, and a connector connecting the base plate and the cover plate, and accommodating the cell stack. The base plate and the cover plate have a curved shape so that the central region thereof is located closer to the cell stack than the edge regions.
Absstract of: US20260232903A1
0000 A system and method are disclosed for training a neural network to predict remaining battery capacity. Measured battery parameters are collected over time from a battery, including voltage, current, temperature, remaining voltage, and full charge voltage. The measured parameters are preprocessed to generate input feature vectors, including determining a rate of change of voltage over time. A training data set is generated comprising the input feature vectors and corresponding target output vectors indicating low battery, very low battery, and depleted battery states. A neural network comprising an input layer, at least one hidden layer, and an output layer is initialized and trained by iterative forward propagation, loss computation, and backpropagation-based weight and bias updates. Training is terminated upon satisfaction of a predefined tolerance or a maximum number of iterations. The trained neural network is stored for use in generating battery alarm indications during battery discharge.
Absstract of: US20260238032A1
A charging management apparatus includes a main relay connected between a positive electrode terminal of a battery pack and a charging terminal of a charging connector, a current regulator connected in parallel to the main relay and including a precharge relay and a resistance regulation circuit connected in series, a battery pack voltage sensor, a battery pack current sensor, and a controller to control the main relay is into an on state and the precharge relay into an off state in response to a first switching condition while the main relay is in the off state, the resistance regulation circuit at a first resistance value and the precharge relay is in the on state, and to control the resistance regulation circuit to a second resistance value, the precharge relay into the on state and the main relay into the off state, in response to a second switching condition.
Absstract of: US20260237656A1
A positive active material fora rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery including the same. The positive active material includes a secondary particle in which a plurality of primary particles is aggregated and at least a portion of the primary particles is arranged radially, and includes a first boron coating portion on a surface of the secondary particle, and a second boron coating portion on a surface of the primary particles inside the secondary particle.
Absstract of: US20260237763A1
A communication method for a battery management system includes transmitting a request signal from at least one first slave battery management system among a plurality of slave battery management systems to a master battery management system, synchronizing a reception period during which the plurality of slave battery management systems are configured to receive a wake-up signal based on the request signal, transmitting the wake-up signal from the master battery management system at least to the at least one first slave battery system among the plurality of slave battery management systems in response to receiving the request signal, and transmitting state information of battery modules respectively corresponding to the plurality of slave battery management systems to the master battery management system based on the plurality of slave battery management systems receiving the wake-up signal.
Absstract of: US20260233623A1
0000 A self-contained battery assembly is provided that is configured to be removably coupled to a watercraft. The battery assembly comprises a waterproof housing including a top portion and a bottom portion that houses a plurality of battery modules. The battery assembly includes a plurality of battery separators manufactured from a material to provide passive protection against thermal event propagation and an electronics module. Each of the battery modules is surrounded on four sides by the one or more of the plurality of battery separators. The plurality of battery separators are disposed within the housing and in physical contact with the top portion and the bottom portion.
Absstract of: US20260237767A1
Embodiments described herein provide a single battery pack inverter that reduces cost and improves user experience at a worksite. Single battery pack inverters described herein provide a housing, a battery pack interface provided on a first surface of the housing to receive a power tool battery pack, an output interface provided on a second surface of the housing for powering external devices, and an inverter circuit in the housing for converting direct-current (DC) power from the power tool battery pack to alternating-current (AC) power provided at the AC outlet. The single battery pack inverters also include a hanging hook provided on the housing and configured to be pivotable between a first position and a second position. The hanging hook enables the single battery pack inverter to hang onto a support when the hanging hook is in the second position.
Absstract of: US20260237843A1
0000 An embodiment of the present invention relates to a secondary battery, and a technical issue to address is to provide a secondary battery having excellent stability. To this end, disclosed is a secondary battery, comprising: an electrode assembly; a can which accommodates the electrode assembly and an electrolyte, and has a beading part formed above the electrode assembly; a cap assembly for sealing the can; and an adsorption member which is disposed in a space including at least a gap between the electrode assembly and the beading part, and which reacts with the electrolyte after a specific time period lapses after coming into contact with the electrolyte, thereby adsorbing the electrolyte.
Absstract of: US20260234951A1
A multifunctional skybox bungalow integrates four devices: a dehydrator, sauna, skybox, and wind-redirecting structure. Equipped with adjustable louver blades linked to side gutter beams, it shields against rain and modulates sunlight entry. These blades house solar-rechargeable batteries, powering LED lights and reducing environmental impact. Solar panels on the blades harness solar energy, enhancing bungalow autonomy from power outlets. The design incorporates panel frames with inserts, converting the bungalow into a sauna, skybox, or dehydrator, offering wind protection and insulation. Louver braces within the frames allow louver repositioning and wind direction control. Axis pins grant eight locking points, enabling various louver functionalities. An inner-track insert facilitates curtain or screen attachment, ensuring privacy and protection. Features also include an extending-and-retracting door, door-spool housing, drainage, and base-plate elements for stability on uneven terrain, anchored securely with tube-screws and bolts.
Absstract of: AU2026208051A1
Abstract Disclosed is an electrically powered aerial vehicle comprising: a DC bus: a plurality of batteries, coupled in parallel to the DC bus; at least one switch, wherein each of the at least one switch is coupled in series between at least one battery of the plurality of batteries and the DC bus; a plurality of inverter circuits, coupled in parallel to the DC bus; and a plurality of motors, wherein each of the plurality of motors is coupled to a respective inverter circuit of the plurality of inverter circuits. Abstract ul u l
Absstract of: US20260238033A1
A battery management system includes a piece of power equipment, a remote device, and a battery pack. The battery pack includes a housing, a plurality of battery cells arranged within the housing, a connector electrically connected to the plurality of battery cells and including a positive terminal and a negative terminal, a battery management circuit arranged within the housing and in communication with the plurality of battery cells and the connector, and a communication interface in communication with the battery management circuit. The communication interface is configured to communicate with the piece of power equipment using a first communication protocol and communication with the remote device using a second communication protocol.
Absstract of: US20260236111A1
0000 An electronic pen includes a casing, a circuit board, an electronic circuit board, and a battery. The battery is disposed on a side of the circuit board opposite to a pen tip side of the circuit board. The battery is disposed in a state in which a separation space is formed between an end surface of the battery from which positive and negative electrode conductors protrude and the circuit board. The positive and negative electrode conductors of the battery extend in a direction parallel to an upper surface of the circuit board. The tip portions of the positive and negative electrode conductors of the battery are in contact with the circuit board on side end surfaces of the circuit board that are located between an upper surface and a lower surface of the circuit board.
Absstract of: US20260237657A1
This application relates to a positive active material for a rechargeable lithium battery, comprising: a lithium nickel-based composite oxide comprising large-diameter particles and small-diameter particles each having different average particle diameters, wherein the large-diameter particles comprise a first set of secondary particles, the first set of secondary particles comprising a first plurality of primary particles, wherein the small-diameter particles comprise a second set of secondary particles, the second set of secondary particles comprising a second plurality of primary particles different from the first plurality of primary particles, wherein the first set of secondary particles of the large-diameter particles comprise primary particles having an average thickness of about 100 nm to about 200 nm, wherein the second set of secondary particles of the small-diameter particles comprise primary particles having an average thickness of about 210 nm to about 500 nm, wherein only the small-diameter particles comprise lithium halide, wherein the lithium halide is comprised within the small-diameter particles or on a surface of the small-diameter particles in an amount of about 0.1 mol to about 1.0 mol based on 100 mol of the small-diameter particles, and wherein the large-diameter particles have an average particle diameter (D50) of about 11 μm to about 15 μm, and the small-diameter particles have an average particle diameter (D50) of about 2 μm to about 5 μm, wherein
Absstract of: US20260237778A1
0000 An electric vehicle battery case 100 includes: a tray including a placement portion on which a battery is placed and having a groove formed in a bottom portion of the placement portion; a closing plate joined to the tray to close the groove and define a coolant flow path; and a top cover configured to seal the placement portion of the tray.
Absstract of: US20260233171A1
Cation exchange membranes and materials including silica-based ceramics, and associated methods, are provided. In some aspects, cation exchange membranes that include a silica-based ceramic that forms a coating on and/or within a porous support membrane are described. The cation exchange membranes and materials may have certain structural or chemical attributes (e.g., pore size/distribution, chemical functionalization) that, alone or in combination, can result in advantageous performance characteristics in any of a variety of applications for which selective transport of positively charged ions through membranes/materials is desired. In some embodiments, the silica-based ceramic contains relatively small pores (e.g., substantially spherical nanopores) that may contribute to some such advantageous properties. In some embodiments, the cation exchange membrane or material includes sulfonate and/or sulfonic acid groups covalently bound to the silica-based ceramic.
Absstract of: US20260237291A1
Remote control devices may control electrical loads and/or load control devices of a load control system without accessing electrical wiring. The remote control device may be mounted over a mechanical switch that is installed in a wallbox. The remote control device may include a base, a battery, a battery holder, and a control unit. The base may be configured to attach the remote control device to the mechanical switch. The control unit may be configured to be removably attached to the base. The battery holder may be configured to retain the battery therein. The battery holder may be configured to be installed within the void defined by the housing. The battery holder may be operable between a first position in a lower portion of the void and a second position in an upper portion of the void.
Absstract of: US20260234024A1
A process for process for preparing a metal hydroxide comprising at least one metal chosen from nickel, cobalt, manganese, lithium and aluminum. The process comprises: reacting a metal sulfate and/or a metal nitrate comprising at least one metal chosen from nickel, cobalt, manganese, lithium and aluminum with a base chosen from LiOH, NaOH, KOH, RbOH, CsOH, Mg(OH)2, Ca(OH)2, Sr(OH)2, or Ba(OH)2 and optionally a chelating agent in order to obtain a solid comprising the metal hydroxide and a liquid comprising at least one of Li2SO4 Na2SO4, K2SO4, Rb2SO4, Cs2SO4, MgSO4, CaSO4, SrSO4, BaSO4, LiNO3 NaNO3, KNO3, RbNO3, CsNO3, Mg(NO3)2, Ca(NO3)2, Sr(NO3)2 and Ba(NO3)2,separating the liquid and the solid from one another to obtain the metal hydroxide;submitting the liquid comprising at least one of Li2SO4 Na2SO4, K2SO4, Rb2SO4, Cs2SO4, MgSO4, CaSO4, SrSO4, BaSO4, LiNO3 NaNO3, KNO3, RbNO3, CsNO3, MgNO3, CaNO3, SrNO3 and BaNO3 to an electromembrane process for converting the least one of Li2SO4, Na2SO4, K2SO4, Rb2SO4, Cs2SO4, MgSO4, CaSO4, SrSO4, BaSO4, LiNO3 NaNO3, K2NO3, RbNO3, CsNO3, Mg(NO3)2, Ca(NO3)2, Sr(NO3)2 and Ba(NO3)2 into at least one of LiOH, NaOH, KOH, RbOH, CsOH, Mg(OH)2, Ca(OH)2, Sr(OH)2, and Ba(OH)2; andreusing the at least one of LiOH, NaOH, KOH, RbOH, CsOH, Mg(OH)2, Ca(OH)2, Sr(OH)2, and Ba(OH)2 obtained by the electromembrane process for reacting with the metal sulfate and/or the metal nitrate.
Absstract of: US20260232101A1
A wearable pouch operable to hold at least one portable battery pack and other power or communications equipment. The wearable pouch includes a main body with a front side, a back side opposite the front side, at least one sealable opening, and at least one opening for at least one lead from the at least one portable battery pack secured within the wearable pouch.
Absstract of: US20260234409A1
0000 Particles with suitable properties may be generated. The particles may include carbon particles. The particles may be used as conductive additives and/or fillers. The particles may be used in energy storage devices such as, for example, lithium-ion batteries.
Absstract of: US20260235523A1
The invention relates to a method for producing a dry film (3), wherein a dry powder mixture is processed into the dry film (3) by a rolling device comprising a first roller (2a) and a second roller (2b). The first roller (2a) has a higher circumferential rotational speed than the second roller (2b), and the dry film (3) is placed on the first roller (2a).
Absstract of: US20260237688A1
0000 A fuel electrode incorporates a first and second corrugated portion that are attached to each other at offset angles respect to their corrugation axis and therefore reinforce each other. A first corrugated portion may extend orthogonally with respect to a second corrugated portion. The first and second corrugated portions may be formed from metal wire and may therefore have a very high volumetric void fraction and a high surface area to volume ratio (sa/vol). In addition, the strands of the wire may be selected to enable high conductivity to the current collectors while maximizing the sa/vol. In addition, the shape of the corrugation, including the period distance, amplitude and geometry may be selected with respect to the stiffness requirements and electrochemical cell application factors. The first and second corrugated portions may be calendared or crushed to reduce thickness of the fuel electrode.
Absstract of: US20260237628A1
An electrode sheet coating deviation correction method and system. The method comprises: acquiring coating images obtained by means of performing collection on two opposite coating surfaces of an electrode sheet; using the coating images to determine coating misalignment information, wherein the coating misalignment information represents misalignment states of coating areas on the coating surfaces, the coating misalignment information comprises first misalignment information, and the first misalignment information represents the state of misalignment between a coating area on a coating surface and a standard coating position in the coating surface; and on the basis of the coating misalignment information, performing deviation correction on at least two of coating mechanisms for the two coating surfaces and the electrode sheet, such that, after deviation correction, the coating areas on the two coating surfaces are aligned and are both located at standard coating positions in the coating surfaces.
Absstract of: US20260237859A1
0000 An energy storage all-in-one machine and an energy storage system are provided. The energy storage all-in-one machine includes a battery, a switch box, and at least two connectors. The switch box is electrically connected to the battery; and the connectors are used for achieving capacity expansion of the energy storage all-in-one machine.
Nº publicación: US20260237683A1 13/08/2026
Applicant:
NINGDE AMPEREX TECH LIMITED [CN]
Ningde Amperex Technology Limited
Absstract of: US20260237683A1
0000 A current collector includes a support layer, and a first conductive layer and a second conductive layer disposed on two sides of the support layer in a first direction. The first transition layer is disposed on a surface of the first conductive layer facing away from the support layer. The second transition layer is disposed on a surface of the second conductive layer facing away from the support layer. The first conductive member is disposed on the first conductive layer. The second conductive member is disposed on the second conductive layer. The first conductive member and the second conductive member are welded to form a plurality of weld marks arranged along a second direction, where at least one weld mark is further connected to the current collector. The two protective members are respectively located on two sides of the current collector in the first direction.
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