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1369
results.
Updated on
16/02/2026 [07:08:00]
Results 225 to 250 of 1369
Absstract of: US20260043858A1
A method and system for determining a state of charge (SoC) of a battery are provided. The method includes determining, for one or more known SoC conditions of the battery, corresponding correlation constant values by correlating time derivatives of a plurality of rest period voltage values over a predefined time interval, generating, for the one or more known SoC conditions, reference sets including SoC values and the corresponding correlation constant values, determining, for an SoC condition of interest of the battery, a slope value of a rest period voltage profile of the battery at the SoC condition of interest, and comparing the slope value to the correlation constant values in the reference sets to determine the SoC of the battery for the SoC condition of interest.
Absstract of: AU2026200548A1
A power distribution system for an aircraft, comprising a plurality of electric propeller units (EPUs), includes a first paired battery pack unit comprising a first battery electrically connected to a second battery via a first high voltage bus. The first and second batteries are configured to provide power to respectively first and second sets of EPUs of the plurality of EPUs. The system includes a second paired battery pack unit comprising a third battery electrically connected to a fourth battery via a second high voltage bus. The third and fourth batteries are configured to provide power to respectively third and fourth sets of EPUs of the plurality of EPUs. The first high voltage bus and the second high voltage bus are electrically separate from one another. an a n
Absstract of: AU2026200426A1
An interchange energy device for an electric vehicle enables an electric vehicle to be compatible with existing power lines such as overhead catenary system with little to no modification necessary to a modern electric vehicle. The interchangeable energy device has the same form factor as a battery pack, and is fully compatible with the drive system of the vehicle. The interchangeable device enables a battery pack to be swapped for an adapter to take advantage of existing power systems such as an overhead catenary system. Fig. 2 an a n an a n
Absstract of: US20260045621A1
Aspects of the technology provide an apparatus and method for mounting a battery on a battery mounting portion of a product and a fixing member used therein, and is directed to improving a method of mounting a battery in a product so that the battery can be easily separated after mounting. The apparatus for mounting a battery includes a fixing member placed on a side residual portion of a battery that is positioned in a battery mounting portion of a product on which the battery comprising the side residual portion is mounted, and a fastening member fixing the fixing member to the battery mounting portion of the product, wherein the fixing member comprises a pressurizing part configured to pressurize and restrain at least a part of the side residual portion of the battery.
Absstract of: US20260045628A1
The present application provides a battery cell, a battery, and an electric apparatus, and pertains to the field of battery technologies. The battery cell includes a housing, an electrode assembly, a one-way valve assembly, and a protective patch. The housing has a wall portion, and the electrode assembly is accommodated within the housing. The one-way valve assembly is disposed on the wall portion, where the one-way valve assembly has a discharge port, and the discharge port is configured to release gas from inside the housing. The protective patch is disposed on a side of the wall portion facing away from the electrode assembly, where the protective patch is provided with an information collection hole penetrating through the protective patch, with the projection of the information collection hole in the thickness direction of the wall portion located within the one-way valve assembly and the protective patch covering the discharge port.
Absstract of: US20260045634A1
Disclosed is a battery module having an improved structure for enhanced safety when a thermal event occurs inside the battery module. A battery module according to an aspect of the present disclosure includes: a module case configured to form an inner space; a plurality of battery cells accommodated in the inner space of the module case and arranged in at least one direction; and a guiding plate connected to at least one side surface of the module case and configured to extend in a diagonal direction.
Absstract of: US20260045558A1
A rechargeable battery cell includes a composite separator having a substrate and an ion exchange material supported by the substrate. First and second electrode materials are separated from each other by the separator and an electrolyte contacts the first and second electrode materials and the separator. In some embodiments at least one of the first and second electrode materials includes a zinc (Zn) containing anode. In other embodiments, at least one of the first and second electrode materials includes a cathode including at least one of nickel hydroxide (Ni(OH)2), nickel oxyhydroxide (NiOOH), activated carbon and manganese dioxide (MnO2).
Absstract of: US20260045543A1
A lithium metal anode that reduces formation of lithium dendrites includes a porous carbon nanotube (CNT) electrode, a solid-state electrolyte (SE) composite layer disposed on the porous CNT electrode, and a polypropylene (PP) separator layer disposed on the SE composite layer. The SE composite layer induces uniform lithium growth, suppressing dendrite growth. The suppression of dendrite growth improves performance lithium-based designs and enables improved capacity retention.
Absstract of: AU2026200465A1
According to the present invention, there is provided a battery malfunctioning behavior detection method and system using field data for time-sequentially extracting real-time field data from a battery in operation, and detecting whether or not it is malfunctioning behavior of a battery according to the deviation by comparing prediction values of cell voltage and cell temperature from extracted field data with cell voltage and cell temperature values of real-time field data. an a n
Absstract of: AU2025300925A1
A method for replicating battery management system (BMS) data between battery management devices according to an embodiment of the present invention comprises the steps of: receiving, by a first battery management device, a BMS data replication trigger signal and transmitting a replication preparation command to a second battery management device; reading BMS data stored in all addresses of a non-volatile memory of the first battery management device; and transmitting the BMS data stored in the non-volatile memory of the first battery management device to the second battery management device.
Absstract of: AU2025233068A1
A door locking device coupled to a case body of an energy storage apparatus according to an embodiment of the present invention comprises: a bracket disposed on the door; and a rod bar assembly movably disposed in the case body. The rod bar assembly includes: a rod bar slidably disposed in the case body; and a locking bracket that is disposed on the rod bar and moves with the rod bar to restrain and release the bracket of the door.
Absstract of: AU2025232276A1
The energy storage device according to an embodiment of the present invention comprises: a plurality of battery modules, each comprising a plurality of battery cells; a case for accommodating the plurality of battery modules; a support frame for supporting the plurality of battery modules within the case; and module-fixing members, each fixing two battery modules adjacent thereto. The energy storage device according to an embodiment of the present invention can reduce an installation area and prevent the battery modules from being damaged due to movement or vibration.
Absstract of: AU2025206420A1
A battery pack including a housing having an interface for receiving an electronic device. A cell carrier is positioned with the housing. The cell carrier includes a plurality of openings. Each of the openings are configured to receive one of a plurality of battery cells. The battery pack further includes a weld strap having a plurality of contact elements configured to be electrically coupled to an electrical terminal of each battery cell. A panel is positioned between the weld strap and the cell carrier. The panel configured to align the electrical terminals of each battery cell within the respective openings. A battery pack including a housing having an interface for receiving an electronic device. A cell carrier is positioned with the housing. The cell carrier includes a plurality of openings. Each of the openings are configured to receive one of a plurality of battery cells. The battery pack further includes a weld strap having a plurality of contact elements configured to be electrically coupled to an electrical terminal of each battery cell. A panel is positioned between the weld strap and the cell carrier. The panel configured to align the electrical terminals of each battery cell within the respective openings. ul u l ul u l
Absstract of: US20260045500A1
A disclosed negative electrode slurry contains a negative electrode active material, a thickener, an antiseptic component, and a solvent. The thickener includes a carboxymethylcellulose salt. The solvent includes water. The antiseptic component includes a compound represented by the following formula (1), where R1 to R5 each independently represent a hydrogen atom or an alkoxy group, the total number of carbon atoms included in R1 to R5 is 3 or less, at least two of R1 to R5 represent hydrogen atoms, and at least one of R1 to R5 represents an alkoxy group.
Absstract of: US20260044513A1
A method and system for screening a material for a lithium secondary battery. The method for screening a material configured to be used in a lithium secondary battery may include: receiving information about an organic substance; generating a database by storing the information about the organic substance based on a plurality of parameters; and applying at least one filter to the database to output information about a target substance configured to be used in a lithium secondary battery among the organic substances, wherein at least one of the target substances is configured to form a solid electrolyte interphase (SEI) layer including an anion of a lithium salt.
Absstract of: US20260044184A1
Flexible electronic devices may be provided. A flexible electronic device may include a flexible display, a flexible housing and one or more flexible internal components configured to allow the flexible electronic device to be deformed. Flexible displays may include flexible display layers, flexible touch-sensitive layers, and flexible display cover layers. The flexible housing may be a multi-stable flexible housing having one or more stable positions. The flexible housing may include a configurable support structure that, when engaged, provides a rigid support structure for the flexible housing. The flexible internal components may include flexible batteries, flexible printed circuits or other flexible components. A flexible battery may include flexible and rigid portions or may include a lubricious separator layer that provides flexibility for the flexible battery. A flexible printed circuit may include flexible and rigid portions or openings that allow some rigid portions to flex with respect to other rigid portions.
Absstract of: US20260043873A1
A secondary battery penetration test apparatus, including a nail inserted into an electrode assembly of a secondary battery to cause a short circuit between a negative electrode plate and a positive electrode plate, wherein the nail includes a conductive portion configured to short-circuit an nth negative electrode plate (n is a natural number greater than or equal to 1) and a kth positive electrode plate (k is a natural number greater than or equal to 1) of the electrode assembly, and a non-conductive portion in an area excluding the conductive portion.
Absstract of: US20260045513A1
A battery includes a positive electrode, a negative electrode that includes a negative active material and a solid electrolyte, and a solid electrolyte layer provided between the positive electrode and the negative electrode. The negative electrode includes another compound that exists at an interface between the negative active material and the solid electrolyte, and the other compound contains Li and O.
Absstract of: US20260045561A1
A negative electrode and a rechargeable lithium battery including the negative electrode are disclosed. The negative electrode may include a negative electrode current collector; and a negative electrode active material layer on the negative electrode current collector; wherein the negative electrode active material layer includes a negative electrode active material and an additive, and the additive includes a compound that coagulates at conditions of pH 5.5 or lower and/or 90° C. or higher. The negative electrode may form or provide a film to block ionic current (or a flow of ions) and induce shutdown of the rechargeable lithium battery if (e.g., when) the pH decreases and/or the temperature increases due to an abnormal reaction (e.g., an undesirable side reaction) of the rechargeable lithium battery, thereby improving or enhancing stability (e.g., chemical stability and/or physical stability) and reliability of the rechargeable lithium battery.
Absstract of: US20260045540A1
Disclosed are electrolytes and rechargeable lithium batteries. The electrolyte for a rechargeable lithium battery includes a lithium salt, a non-aqueous organic solvent, a first additive represented by Chemical Formula 1, and a second additive represented by Chemical Formula 2.
Absstract of: US20260045542A1
The present invention relates to a solid composite electrolyte comprising a) at least one fluoroelastomer and b) at least one sulfide-based solid ionic conducting inorganic particles that differs from a lithium salt, wherein a) the fluoroelastomer comprises recurring units derived from i) vinylidene difluorides and ii) from 15.0 to 80.0 mol % of at least one C2-C8 chloro and/or bromo and/or iodo fluoroolefin, the mol % being relative to the total moles of recurring units, wherein the solid composite electrolyte does not contain a lithium salt; to a slurry for manufacturing a solid composite electrolyte comprising a) a fluoroelastomer and b) a sulfide-based solid ionic conducting inorganic particle that differs from a lithium salt, and c) at least one non-aqueous solvent, wherein the slurry does not contain a lithium salt; and to a solid-state battery comprising a positive electrode, a negative electrode and a membrane, at least one among which comprises a solid composite electrolyte according to the present invention. The present invention also relates to a binder solution for a solid-state battery comprising a) at least one fluoroelastomer and c) at least one non-aqueous solvent.
Absstract of: US20260045541A1
One embodiment of the present invention provides a non-aqueous electrolytic solution for a lithium secondary battery, which can allow the rate of increase in normal-temperature resistance during high-temperature storage of a lithium secondary battery to be reduced. A non-aqueous electrolytic solution for a lithium secondary battery, the solution containing a compound (I), and an additive X being at least one selected from the group consisting of a compound (II) being at least one of a monofluorophosphate or a difluorophosphate, a compound (III), a compound (IV), and a compound (V). Each R11 independently represents a fluoro group (—F), a chloro group (—Cl), a bromo group (—Br), or an iodo group (—I), and h represents an integer from 1 to 6.
Absstract of: AU2024328099A1
The present disclosure relates to systems and methods for collecting batteries and other devices for disposal or recycling and suppressing fires during storage and/or transportation. In particular, in one or more embodiments, the disclosed systems provide a battery collection and fire suppression system comprising a battery collection bin with side vents in one or more sides of the battery collection bin. Also, in some embodiments, disclosed systems may include modular inserts configured to be inserted into the battery collection bin. Further, in some implementations, the disclosed systems may include fire suppressant configured to be inserted into the battery collection bin about the modular inserts that automatically is deployed during a thermal event.
Absstract of: AU2024353380A1
Provided are electrochemical cells with at least a portion of the exterior surface coated in an aversive coating to deter children from eating the electrochemical cell. Described are compositions and methods for improving the adhesion of the aversive coating to the surface of the electrochemical cell.
Nº publicación: AU2025201430A1 12/02/2026
Applicant:
TONGWEI SOLAR HEFEI CO LTD
TONGWEI SOLAR (HEFEI) CO., LTD
Absstract of: AU2025201430A1
A solar cell structure includes: a solar cell; an adhesive portion including a plurality of fixing adhesive points provided on a surface of the solar cell at intervals in a first direction; and a conductive component, a surface of the conductive component facing the solar cell being provided with a plurality of first contact regions and a plurality of second contact regions arranged alternately in the first direction; the conductive component is fixed to the plurality of fixing adhesive points through the plurality of first contact regions, the plurality of fixing adhesive points electrically isolate the solar cell from the conductive component in the plurality of first contact regions, the conductive component is electrically in contact with a region on the solar cell other than the plurality of fixing adhesive points through the plurality of second contact regions, to form discontinuous contact between the conductive component and the solar cell. A solar cell structure includes: a solar cell; an adhesive portion including a plurality of fixing adhesive points provided on a surface of the solar cell at intervals in a first direction; and a conductive component, a surface of the conductive component facing the solar cell being provided with a plurality of first contact regions and a plurality of second contact regions arranged alternately in the first direction; the conductive component is fixed to the plurality of fixing adhesive points through the plurality of first contact
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