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1460
results.
Updated on
15/04/2026 [08:01:00]
Results 150 to 175 of 1460
Absstract of: US20260100350A1
0000 The present invention relates to a cathode material for a zinc secondary battery including a tungsten oxide, a vanadium oxide, and a carbonaceous material, and a method for producing the same.
Absstract of: US20260097965A1
0000 The claimed invention is directed to a catalytic graphitization process to convert fuel-grade petroleum coke into battery-grade graphite using a recyclable catalyst derived from iron, nickel or cobalt.
Absstract of: US20260100420A1
0000 Methods, systems, and devices for battery manufacturing processes are described. A method for manufacturing a battery for a wearable device may include forming a battery cell including a set of energy storage layers, the set of energy storage layers including a set of anode layers and a set of cathode layers. The method may include surrounding at least a portion of the battery cell with a battery cover material, and forming a battery cover that surrounds the battery cell based part on performing a sealing procedure for the battery cover material. The method may further include performing a laser cutting procedure to remove at least one portion of excess material of the battery cover material from the battery cover, the at least one portion of excess material formed via the sealing procedure.
Absstract of: WO2026075447A1
A battery pack according to the present invention may comprise: a battery module including a battery cell, a module frame, which has an open side and can accommodate the battery cell, and a cover plate, which covers the open side of the module frame; and a pack frame which has a battery module accommodation portion into which the battery module is inserted, and which can accommodate the battery module.
Absstract of: US20260100407A1
A cathode active material for a lithium secondary battery according to embodiments of the present disclosure includes first lithium-transition metal oxide particles containing nickel and having a single particle form, and second lithium-transition metal oxide particles including small-sized lithium-transition metal oxide particles and large-sized lithium-transition metal oxide particles and having a bi-modal distribution. The energy density, cycle life properties, and storage properties of the lithium secondary battery may be improved.
Absstract of: WO2026074162A1
The present invention relates to a reactor for intercalating a graphite material, comprising an expandable reaction chamber to allow for expansion of said graphite material during intercalation. The reactor comprises a fluid permeable cathode plate with a fluid permeable separator, and a fluid permeable anode plate. At least one of the cathode and anode plates is biased towards the graphite in the reactor by a biasing element, and is moveably arranged to allow for expansion of the graphite material.
Absstract of: WO2026075454A1
Provided are a solid electrolyte and an all-solid-state secondary battery including same. The solid electrolyte includes an argyrodite-based compound represented by chemical formula 1 and a CutX compound (where, t is 1 or 2, and X is a halogen or sulfur), or includes an argyrodite-based compound represented by chemical formula 1, wherein a peak related to the CutX compound (where, t is 1 or 2, and X is a halogen or sulfur) appears when an X-ray diffraction analysis of the solid electrolyte is performed using CuKα rays. Chemical formula 1 Li7-a-x-yCuaPS6-x-yClxBry (In chemical formula 1, 0.01≤a≤0.05, 0.5≤x≤0.9, and 0.6≤y≤0.95)
Absstract of: US20260100440A1
0000 A battery pack has a plurality of cell laminates in which battery cells are stacked, a battery case accommodating the cell laminates, and a water jacket provided below the cell laminates and configured to allow a refrigerant for adjusting a temperature of the cell laminates to flow therethrough. The plurality of cell laminates include a first cell laminates group provided on one side in a predetermined direction and a second cell laminates group provided on the other side in the predetermined direction. The water jacket has a branch that branches into at least a first flow path and a second flow path from an inlet. The refrigerant flows through the first flow path in order of the first cell laminates group and the second cell laminates group. The refrigerant flows through the second flow path in order of the second cell laminates group and the first cell laminates group.
Absstract of: US20260098909A1
A battery monitoring system for a battery of a battery electric system includes a sensor array, a processor, and memory. Execution of the instructions by a processor according to a method causes the processor to receive parameters of the battery from the sensor array, calculate a rate of increase of an internal resistance (ΔR ratio) of the battery across multiple states of charge of the battery, compare the ΔR ratio to one or more degradation thresholds, and record a corresponding degradation level of the battery in the memory when the ΔR ratio exceeds the degradation threshold(s). A state of health notice may be transmitted to a remote device.
Absstract of: US20260100464A1
An energy storage device includes at least one energy storage module and a case. Each of the at least one energy storage module includes a plurality of electrode sheets including a bipolar electrode sheet, and a sealant. The bipolar electrode sheet includes a current collector foil, a cathode active material layer, and an anode active material layer. Each of the end faces of the energy storage module in a first direction includes an electrode-facing region and a non-electrode-facing region. In each of the end faces of the energy storage module in the first direction, at least part of the non-electrode-facing region is bonded to another adjacent energy storage module or the case via an adhesive.
Absstract of: US20260097966A1
0000 Embodiments described herein relate to systems and methods for converting graphite compositions into spherical graphite particles and graphene. In some aspects, a method can include providing a graphite composition, and subjecting the graphite composition to a spheronization process to produce a plurality of spherical graphite particles and a plurality of graphite particles rejected from the spheronization process. The method further includes separating and collecting the spherical graphite particles and the rejected graphite particles in different collection zones. The rejected graphite particles are then exfoliated to obtain graphene particles. The spherical graphite particles are then further processed to form anode-active materials. The method can further include reducing an average particle size of the graphite composition via a micronization process prior to spheronization.
Absstract of: US20260097681A1
0000 A method for transmitting electrical power to a remote location. A power cell is charged and then transported to a distal location where it is installed into a battery system. The battery system has multiple sets of power cells and utilizes a first set before switching to a second set. When the first set is depleted, it is removed and transported to a charging station for recharging.
Absstract of: US20260100389A1
0000 Disclosed are a fuel cell vehicle and a method of controlling the same. The fuel cell vehicle includes a battery, a cell stack configured to provide stack voltage, a load connected to the battery and the cell stack, a multiphase converter configured to adjust a voltage range between the cell stack and the battery and including first to Nth (where N is a positive integer of 2 or greater) current paths connected to the cell stack and connected in parallel to each other, and a main controller configured to control the multiphase converter to allow alternating current to sequentially flow through the first to Nth current paths when measurement of the impedance of the cell stack is required.
Absstract of: US20260100452A1
A case for a secondary battery includes a first case including a first body portion and a first fastening portion positioned at one end of the first body portion, a second case comprising a second body portion, a second fastening portion positioned at one end of the second body portion and configured to be coupled to the first fastening portion of the first case, and a third fastening portion positioned at an opposite end of the second body portion, and a third case including a third body portion and a fourth fastening portion positioned at one end of the third body portion and configured to be coupled to the third fastening portion of the second case.
Absstract of: DE102024128968A1
Die Erfindung betrifft einen Hochvoltspeicher (10) für ein Kraftfahrzeug (50), aufweisend eine Zellpackung (15) an Batteriezellen (16), wobei die Batteriezellen (16) mittels einer Zellkontaktierungseinrichtung (18) elektrisch verbunden sind und die Batteriezellen (16) jeweils eine Sollbruchstelle (46) zum Bereitstellen einer Entgasungsöffnung an ihrer der Zellkontaktierungseinrichtung (18) zugewandten Seite aufweisen, wobei die Zellpackung mittels des Hochvoltspeichers (10) an dem Kraftfahrzeug (50) anordenbar ist.
Absstract of: US20260097448A1
Proposed is a laser welding apparatus for a secondary battery including a lower clamp configured to support a joint area of a plurality of electrode tabs extending from an electrode assembly and an electrode lead stacked on the plurality of electrode tabs, an upper clamp configured to press the joint area of the plurality of electrode tabs and the electrode lead and to have a through hole therein, and a laser generator configured to emit a laser beam, wherein the laser beam passes through the through hole to weld the plurality of electrode tabs and the electrode lead to enable electrical connection.
Absstract of: US20260100396A1
A method for manufacturing a battery includes conveying a heated bipolar electrode stack in the form of an elongated sheet by a conveyor roller. In the method of the present disclosure, a first electrode active material layer includes a plurality of island portions extending in a conveying direction, and at least one gap extending in the conveying direction is present between the island portions. A temperature drop of the bipolar electrode stack as the bipolar electrode stack passes over the conveyor roller is 30° C. or more. The conveyor roller includes a recess positioned to overlap with the gap or the opposite side of the bipolar electrode stack from the gap such that at least part of the gap or the opposite side of the bipolar electrode stack from the gap does not contact the conveyor roller.
Absstract of: DE102024129054A1
Die vorliegende Erfindung betrifft ein Verfahren, eine Vorrichtung, ein Computerprogrammprodukt und ein computerlesbares Speichermedium zur Vermeidung einer Bildung von Kriechströmen in einem HV-Batteriesystemen eines Fahrzeugs. Das erfindungsgemäße Verfahren ist insbesondere ein durch einen Computer ausgeführtes Verfahren und weist mehrere Schritte auf. In einem ersten Verfahrensschritt erfolgt ein Bestimmen einer Höhe (h), auf der sich das Fahrzeug befindet. In einem weiteren Verfahrensschritt erfolgt der Vergleich der (Betriebs-) Höhe (h) mit einem hinterlegten Schwellwert einer maximal zulässigen Höhe (hmax). Übersteigt die Höhe (h) die maximal zulässige Höhe (hmax), erfolgt eine Beschränkung des maximal zulässigen State of Charge (SoCmax)·
Absstract of: WO2026075874A1
Methods for recycling used battery materials are provided herein. The recycled materials may be used active cathode materials that are converted into new cathode materials through the processes herein. The used active cathode materials may contain residual battery components, such as battery electrolytes, salts, binders, separator components and carbons. Advantageously, the process may enable the recycling of battery components through an all-dry process that does not require the separation of residual battery components from active cathode materials prior to the heating or recycling. Also disclosed herein are methods for converting a used battery cathode material with a first transition metal stoichiometry to a new battery cathode material with a second transition metal stoichiometry different from the first transition metal stoichiometry.
Absstract of: WO2026074385A1
The present disclosure envisages a cylindrical cell (100). The cylindrical cell (100) comprises a cylindrical jelly roll (102), a first end (104), a second end (108), and an insulating tape (112). The electrode assembly is wound in a cylindrical jelly roll (102) configuration. The first end (104) of the cylindrical jelly roll (102) is connected to a cathode disc (106) to form a positive terminal. The second end (108) of the cylindrical jelly roll (102) is connected to an anode lid (110) to form a negative terminal. The insulating tape (112) wound around the first end (104) of the cylindrical jelly roll (102). The insulating tape (112) extends out of the jelly roll (102). The height of the insulating tape (112) is less than the height (H2) of a top end (402) of the cathode disc (106) and greater than the height (H1) of a circumferential tab of the cathode disc (106).
Absstract of: WO2026075476A1
Provided are a positive electrode current collector plate configured to be capable of performing a stable fusing function while reducing resistance, and a battery and a vehicle comprising same. The battery comprising a jelly roll in which a positive electrode, a negative electrode, and a separator are wound in one direction further comprises: a can configured to accommodate the jelly roll; a rivet configured to be electrically connected to the jelly roll and to pass through one side of the can; and a positive electrode current collector plate disposed between the jelly roll and the rivet, and including a rivet coupling portion coupled to the rivet and a plurality of tab coupling portions provided on a radially outer side of the rivet coupling portion to be coupled with the jelly roll, wherein the positive electrode current collector plate further includes: a pair of slits provided inside the plurality of tab coupling portions and disposed to be spaced apart from each other so as to face each other; and a fusing bridge forming a part of the rivet coupling portion between the pair of slits, and constituting a current path through which current flows from the jelly roll to the rivet.
Absstract of: AU2025204034A1
high-voltage box 111 main control module 101 Bat P voltage Bat N acquisition module P+ KA1 B+FU1 Hall B- Main positive fuse Resistance under aging or abnormal R2 conditions High-voltage measurement V ay a y a t m o d u l e + + c o n d i t i o n s m e a s u r e m e n t Main positive fuse Resistance under aging or abnormal R2 conditions Current measurement + AResistance R3 high-voltage box 111 Imain control module 101 Bat P voltage Bat N acquisition module P+ KA1 M B+FU1 Hall B- P- KA2 FU2 RW N ay a y u r r e n t m e a s u r e m e n t + a t a t m o d u l e + + - busbar cabinet high- 100 high- SBMU voltage box 1 SBMU voltage box n battery pack1 battery pack 1 battery pack 2 battery pack 2 : : battery pack n battery pack n ay a y b u s b a r c a b i n e t
Absstract of: US20260100379A1
0000 Methods for coating electrodes, particularly anodes, more particularly lithium anodes in batteries. The coating material obtained by the methods, involves the ring-opening polymerization of dioxolane (DOL) monomers in presence of suitable polymerization initiators, crosslinkers and optional further additives. The so-obtained coating material displays advantageous features such as fast lithium ions diffusion and high conductivity, high elastic modulus blocking dendrite formation, high flexibility, scalability, controllable thickness of the coating material and homogeneity on the anode surface. The corresponding electrochemical cells and/or batteries comprising the coating material, are characterized by improved stability during the cell/battery cycling.
Absstract of: US20260098903A1
0000 A method for determining a state of charge (SOC) of a battery may include determining a measured physical battery current flowing through the battery. The method further may include determining an estimated physical battery current using a physical battery cell model. The physical battery cell model is an equivalent circuit model of a first battery cell. The method further may include determining an estimated SOC of the battery based at least in part on the measured physical battery current and the estimated physical battery current using a virtual battery cell model. The virtual battery cell model is an equivalent circuit model of a second battery cell. The second battery cell is a computer-simulated electrochemical battery cell modeled in series with the physical battery cell model. The method further may include determining the SOC of the battery based at least in part on the estimated SOC of the battery.
Nº publicación: US20260098907A1 09/04/2026
Applicant:
TALENT INNOVATIVE CIRCULAR ENERGY TECH CO LTD [TW]
Absstract of: US20260098907A1
A battery management system and method for extending battery lifetime is provided. In a test mode, the battery management system controls a charging frequency of a battery cell according to a plurality of pulse wave modulation signals respectively within a plurality of time intervals. The battery management system monitors impedances of the battery cell respectively within the plurality of time intervals or a plurality of capacitance ranges. The battery management system compares the impedances with each other to select one of the impedances, and sets a frequency of the pulse wave modulation signal that is outputted for controlling the charging frequency of the battery cell such that the battery cell has the selected impedance, as a practical frequency in a practical use mode. As a result, an increase in the impedance of the battery cell is delayed so as to extend lifetime of the battery cell.
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