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1017
results.
Updated on
15/11/2026 [08:03:00]
Results 500 to 525 of 1017
Absstract of: US20260351568A1
0000 A positive electrode am includes a positive electrode current collector, a first positive electrode active material layer formed on one or both sides of the positive electrode current collector, and a second positive electrode active material layer formed on the first positive electrode active material layer. The first and second positive electrode active material layers each comprise lithium iron phosphate, a conductive material, a fluorine-based binder, a rubber-based binder, and a rubber-based dispersant. The ratio (P2/P1) of the weight P2 of fluorine contained in the second positive electrode active material layer to the weight P1 of fluorine contained in the first positive electrode active material layer is 1 or less. The positive electrode active material layer has a porosity calculated by Equation 1 below ranging from 25% to 28%: 0000 Porosity (%)={1−(measured density of positive electrode active material layer/true density of positive electrode active material)}×100. Equation 1.
Absstract of: US20260348740A1
A computer-implemented method establishes map relating geographical location to vibration health impact on electrical energy storage systems adapted for providing propulsion power for a vehicle. A computer-implemented method improves a lifetime of an electrical energy storage system adapted for providing propulsion power for a vehicle when travelling on a route from an origin to a destination for accomplishing a mission.
Absstract of: US20260351722A1
0000 A battery and an electric apparatus having the same are described. The battery includes: a battery assembly, including a battery unit, where the battery unit includes a plurality of battery cells stacked along a first direction; a heat exchange member, including a heat exchange tube, where the heat exchange tube has a heat exchange flow passage, the heat exchange flow passage including a plurality of flow channel portions connected in a bent manner; where each battery unit is in contact with at least two flow channel portions to enable heat exchange.
Absstract of: US20260351718A1
0000 Provided are a heat exchange plate, a battery assembly and a vehicle including same. The heat exchange plate includes a heat exchange plate body having a heat exchange surface. A cooling flow channel, and a water inlet and a water outlet that are in communication with the cooling flow channel are formed in the heat exchange plate body. The cooling flow channel includes a water inlet flow passage in communication with the water inlet, a water outlet flow passage in communication with the water outlet, and a plurality of branch flow passages. The water inlet flow passage and/or the water outlet flow passage is formed at an edge of the heat exchange plate body. Each branch flow passage is connected to the water inlet flow passage and the water outlet flow passage and directly faces the heat exchange surface to exchange heat with a battery pack.
Absstract of: US20260351673A1
0000 Provided are an additive for a rechargeable lithium battery, an electrolyte a rechargeable lithium battery including the same, and a rechargeable lithium battery, the additive including a core including a forming agent, and a shell surrounding the core, wherein the shell includes a polymer having a melting point of 90 °C to 120 °C.
Absstract of: US20260351690A1
0000 A secondary battery includes a positive electrode plate, a negative electrode plate, and a separator, the separator includes a base film and a coating disposed on at least one surface of the base film, and the coating includes a coating material. The coating is capable of melting and flowing at a temperature greater than or equal to 90 °C, a coating weight of the coating on a single side is CW g/m<2>, a density of the coating material is p g/cm<3>, a porosity of the base film is P %, a thickness of the base film is H μm, and 50%≤CW/(ρ×P×H)×100%≤120%, where 0.9≤ρ≤1.05, 20≤P≤50, and 3≤H≤10.
Absstract of: US20260346723A1
An off-grid battery servicing system that includes a rechargeable energy storage device for an off-grid energy storage and supply and a controller to perform an off-grid battery test and characterization of one or more battery packs. The controller is configured to draw and store energy in the rechargeable energy storage device from a first set of cells or modules in the one or more battery packs and charge a second set of cells or modules in the one or more battery packs from the stored energy in the rechargeable energy storage device. The off-grid battery servicing system is beneficial to reuse the energy of the first set of cells or modules to charge the second set of cells or modules of the one or more battery packs. In addition, the off-grid battery servicing system maintains the high-capacity uniform battery characterization of the one or more battery packs.
Absstract of: US20260349047A1
0000 A battery servicing system that includes a plurality of actuators and a controller, which causes the plurality of actuators to connect a fluid line and an electrical line to a battery pack placed in a battery servicing station. The controller is further configured to perform one or more tests on the battery pack to identify an anomaly or an adverse event in one or more cells in the battery pack. The controller is further configured to control the plurality of actuators to automatically disconnect the fluid line and the electrical line from the battery pack being tested to eject the battery pack from the battery servicing station when the anomaly or an adverse event is identified. The battery servicing system allows a safe disconnection and ejection of the battery pack.
Absstract of: US20260346377A1
A laser cutting apparatus capable of reducing a time required for replacement of equipment when changing an electrode model, increasing in replacement interval of the equipment due to deterioration, and improving efficiency of a process by including a mask jig for preventing an electrode from moving during the process is described.The laser cutting apparatus for notching a moving electrode sheet to provide an electrode tab includes: a laser emitter that repeatedly emits laser onto a notching region of the electrode sheet along a preset path; a drum that moves the electrode sheet; and a mask jig disposed at a side opposite to the laser emitter with the notching region therebetween so as to support the notching region. The mask jig may be detachable from the drum.
Absstract of: US20260351587A1
An object is to provide a positive electrode active material having a higher cycle capacity retention rate when used as a positive electrode active material of a lithium ion secondary battery.A positive electrode active material for a lithium ion secondary battery, including: lithium-nickel composite oxide particles; and coating layers coating surfaces of the lithium-nickel composite oxide particles, in which the lithium-nickel composite oxide particles have a crystal structure belonging to a space group R-3m, contain at least Li, Ni, Mn and an element M, a mole number ratio among the elements being represented by Li:Ni:Mn:M:Nb=a:(1-x-y):x:y:z (0.95≤a≤ 1.10, 0
Absstract of: US20260351712A1
A barrier for separating cells of a battery is described. The barrier comprises a main body comprising a thermally insulating material wherein the main body comprises a first side and a second side opposite the first side. The barrier further comprises a thermally conductive layer coating at least a part of the first side of the main body. The thermally conductive layer enables heat to be conducted across at least the part of the first side of the main body. The thermally insulating material prevents heat being conducted through the main body from the first side of the main body to the second side of the main body.
Absstract of: US20260351589A1
The present invention relates to a positive electrode active material for solid-state batteries, wherein the positive electrode active material comprises Li, M′, and oxygen, wherein M′ comprises Ti. The present inventors have surprisingly found that the positive electrode active material of the invention increases the cycling efficiency of the battery, in particular a sulfide solid-state battery, significantly.
Absstract of: US20260352011A1
This method for controlling an all-solid-state battery comprises: a step for discharging a battery cell while constraining the battery cell at a first constraint pressure when the temperature of the battery cell is higher than or equal to a first temperature set in advance and lower than a second temperature set in advance; and a step for reducing the constraint pressure of the battery cell to a second constraint pressure lower than the first constraint pressure when the temperature of the battery cell is higher than or equal to the second temperature.
Absstract of: US20260351671A1
A method for preparing an electrolyte and an electrolyte prepared thereby are provided. The method includes (S1) preparing a crosslinked polymer of a polyethylene oxide (PEO)-based copolymer containing a crosslinkable functional group; and (S2) forming an electrolyte by vapor-depositing a polar compound on the crosslinked polymer prepared in the step (S1), wherein the vapor-depositing is carried out so as to satisfy the following equation, M(t)=Ktn, thereby adjusting content of the polar compound in the electrolyte.
Absstract of: US20260351570A1
0000 A secondary battery including: a current collector; a first negative electrode active material layer provided on the current collector; and a second negative electrode active material layer provided on the first negative electrode active material layer, wherein the first negative electrode active material layer includes natural graphite subjected to isotropic pressure processing, and wherein the second negative electrode active material layer includes artificial graphite in the form of secondary particles and artificial graphite in the form of single particles is provided. A method for manufacturing the negative electrode for a secondary battery is also provided.
Absstract of: US20260348769A1
0000 Embodiments of the present disclosure provide a temperature sensor, a method for preparing the temperature sensor, and a battery integrated with the temperature sensor. The temperature sensor includes a bottom electrode, a top electrode, and a poly(3,4-ethylenedioxythiophene) (PEDOT) film and a carbon nanotube film that are intergrown and disposed between the bottom electrode and the top electrode.
Absstract of: US20260351727A1
Provided is a battery pack cooling device according to example embodiments of the present technology. The battery pack cooling device includes a heat sink, and a pipe assembly coupled to the heat sink. The pipe assembly includes a main pipe, first and second branch pipes, a plurality of branched connectors, a plurality of directional connectors, a plurality of connection pipes, and cooling ports.
Absstract of: US20260351693A1
A traction battery based on lithium-titanium-oxide cells for autonomous highly automated vehicles that comprises a body, which contains electrically interconnected modules, each of the modules containing serially interconnected battery cells, which are electrically insulated from each other, wherein the battery cells are lithium-titanium-oxide based cells, which can operate at temperatures between −30 °C and +50 °C; and the body contains a monitoring system comprising at least two temperature sensors mounted on each module, voltmeters for each cell in a module, a total current controller, and modules for monitoring and controlling the state of the serially and parallelly connected battery modules and the battery as a whole.
Absstract of: US20260351441A1
A conductive composition including (a) a carbon nanotube, (b) a soluble conductive polymer, and (c) a solvent, wherein the soluble conductive polymer is (i) or (ii) below. (i) a complex in which a conductive polymer is doped with a sulfonic acid compound with hydrophobicity(ii) a conductive polymer having a sulfonic acid group-containing side chain
Absstract of: US20260351622A1
A gelled lead acid battery comprising at least one positive electrode, at least one negative electrode, and an electrolyte including a gelling agent, wherein the at least one positive electrode includes a plurality of tube members each comprising a tube containing positive active material (PAM) and a conducting spine in contact with the positive active material, and wherein the at least one negative electrode comprises a conducting grid and a negative active material (NAM) in contact with the conducting grid, which negative active material comprises carbon nanomaterial.
Absstract of: US20260353595A1
0000 Described is an enclosure system, including: a first frame system having one or more frame components forming an internal skeleton and an external shell comprising one or more shell components that are configured to reversibly attach to the one or more frame components; where at least one of the one or more shell components of the first frame system comprises a wall attached to the one or more frame components, the wall comprising an aperture and sealing material; a cover plate reversibly attached to the aperture; and a second frame system that reversibly attaches to the aperture of the wall in place of the cover plate.
Absstract of: US20260351729A1
A sealing structure includes a bottom supporting plate and a covering assembly, at least one module unit body is mounted on the bottom supporting plate; the covering assembly has a covering inner cavity, which adapts to the module unit body in terms of shape and size, and a covering opening, which is in sealing fit with the bottom supporting plate, and the covering assembly is provided with a wiring slot for allowing an output member of the module unit body to lead out a wire; and the part of the output member passing through the wiring slot is filled and sealed in the wiring slot by means of a filling-sealing adhesive. By means of making improvements to the design for a casing of each module unit body of the energy storage module, a sealing effect can be achieved by the casing of the module unit body.
Absstract of: US20260347677A1
The disclosed technology relates to a heat transfer fluid and a heat transfer system and heat transfer method employing the heat transfer fluid. In particular, the technology relates to a heat transfer fluid containing a heat transfer additive, such as, for example, phase change material and/or halogenated hydrocarbon.
Absstract of: US20260351802A1
0000 A wiring module is a wiring module attached to a battery laminate body formed by laminating a plurality of power storage elements each including an electrode terminal, the wiring module including: a plurality of conductive members electrically connected to the electrode terminals, a protector including a first unit and a second unit formed as a separate body from the first unit, the protector holding the plurality of conductive members, and an assembly member, in which the first unit and the second unit are coupled to one another in a slidably movable manner in a lamination direction in which the power storage elements are laminated, the assembly member is assembled with both the first unit and the second unit in a first direction orthogonal to the lamination direction, the first unit, the second unit, and the assembly member each have a facing surface.
Nº publicación: US20260351711A1 05/11/2026
Applicant:
AUTOMOTIVE CELLS CO SE [FR]
AUTOMOTIVE CELLS COMPANY SE
Absstract of: US20260351711A1
An assembly (12) comprises a plurality of electrochemical cells (26) arranged along a transverse direction (Y), and a plurality of insulating layers (28), each of the insulating layers (28) being arranged between two adjacent electrochemical cells (26), each of the insulating layers (28) having a thermal resistance (rth) along the transverse direction (Y). The plurality of insulating layers (28) consists of a first end group (30), a central group (32) and a second end group (34), the first end group (30), the central group (32) and the second end group (34) being successive and arranged in that particular order along the transverse direction (Y). The arithmetical mean of thermal resistances (rth) of the first end group (30) and the arithmetical mean of thermal resistances (rth) of the second end group (34) are higher than the arithmetical mean of thermal resistances (rth) of the central group (32).
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