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BATTERY APPEARANCE DETECTION DEVICE AND BATTERY MANUFACTURING EQUIPMENT

Resumen de: US2025341475A1

The battery appearance detection device includes a bracket, a first photographing component, a second photographing component, and an identification device. The first photographing component is mounted on the bracket and is configured to capture an appearance photo of a first detected member. The second photographing component is mounted on the bracket. The second photographing component is configured to capture an appearance photo of a second detected member. The first detected member and the second detected member have different shapes. The identification device is signal-connected to the first photographing component and the second photographing component. The identification device is configured to: identify an appearance defect of the first detected member based on the photo captured by the first photographing component, and identify an appearance defect of the second detected member based on the photo captured by the second photographing component. The battery manufacturing equipment includes the battery appearance detection device.

ELECTROCHEMICAL IMPEDANCE SPECTROSCOPY PHASE AND AMPLITUDE DETECTION OF A STIMULATED SYSTEM

Resumen de: US2025341588A1

Systems, apparatuses, and methods for electrochemical impedance spectroscopy (EIS) for use with batteries, including for EIS phase and amplitude detection of a stimulated system are provided. A battery management system comprising EIS circuitry is electrically coupled to a battery. The EIS circuitry provides a stimulus signal to the battery to generate a response signal from the battery. A current signal and voltage signal are generated by the EIS circuitry based on the response signal from the battery. The EIS circuitry generates at least one output signal based on the current signal and the voltage signal, and an impedance is generated based on the at least one output signal.

BATTERY STATE HEALTH ESTIMATION USING CURRENT CHARACTERISTICS AT A CONSTANT VOLTAGE

Resumen de: US2025341585A1

Examples described herein provide a method that includes detecting a start of a constant voltage operation phase of a battery of a vehicle. The method further includes collecting current information and voltage information about the battery. The method further includes monitoring a health indicator for the battery based at least in part on the current information. The method further includes determining whether the battery is in a healthy state or a fault state by determining whether the health indicator is within an acceptable range. The method further includes, responsive to determining that the battery is in the fault state, implementing a corrective action for the battery.

EXTENDED COMMUNICATION IN WIRELESS SENSOR NETWORKS

Resumen de: US2025341578A1

Methods, apparatus, systems, and articles of manufacture are disclosed to improve one-hop extension in wireless battery management systems. An example apparatus is to cause transmission of an instruction to a first battery monitoring node (BMN) of a vehicle, the first BMN in communication with the apparatus, the instruction to cause the first BMN to operate as a repeater for a second BMN of the vehicle, the second BMN noncommunicative with the apparatus. The example apparatus is to process an acknowledgement from the first BMN indicating that the first BMN has configured to operate as the repeater. Additionally, the example apparatus is to cause transmission of a communication to at least the first BMN indicating a time at which at least the first BMN is to perform a first action associated with a first battery and the second BMN is to perform a second action associated with a second battery.

METHODS OF RECOVERING ACTIVE MATERIALS FROM RARE EARTH-CONTAINING MATERIALS, AND RELATED APPARATUSES

Resumen de: US2025343291A1

A method of recovering active materials from a rechargeable battery comprises placing an active material of a rechargeable battery in a cathode chamber comprising a cathode of an electrochemical cell comprising the cathode chamber, an anode chamber comprising an anode, and a membrane separating the cathode chamber from the anode chamber, contacting the active material in the cathode chamber with an electrolyte comprising an acid, ferric ions, and ferrous ions, and dissolving at least one of lithium and cobalt from the active material into the electrolyte. Related apparatuses for recovering metals from active materials of rechargeable batteries are also disclosed.

TRACTION BATTERY PACK COOLANT GUIDING BAFFLE

Resumen de: US2025343315A1

A traction battery pack assembly includes an enclosure assembly; a first cell stack housed within the enclosure assembly; a second cell stack housed within the enclosure assembly; and a baffle housed within the enclosure assembly and positioned between the first and second cells stacks. The baffle includes a plurality of openings that permit flow of a coolant from a position adjacent the first cell stack to a position adjacent the second cell stack. The plurality of openings are within an vertical upper region of the baffle.

DEVICE, SYSTEM, AND METHOD FOR PARALLEL CHARGING STACKED BATTERY PACKS

Resumen de: US2025343312A1

A battery pack includes a first mechanical connection, a first electrical connection, a DC input power port, a DC output power port, and an AC output power port. The first mechanical connection is configured to mechanically couple to a mechanical connection of an adjacent battery pack. The first electrical connection is configured to electrically couple to an electrical connection of the adjacent battery pack. The DC input power port is configured to allow charging form a DC power source. The DC output power port is configured provide power to a DC-based device. The AC output power port is configured to provide power to an AC-based device.

PRESSURE RELIEF COMPONENT, BATTERY CELL, BATTERY, AND ELECTRICAL APPARATUS

Resumen de: US2025343319A1

The pressure relief component includes a pressure relief portion, a reinforcing portion, and a first weakened portion. The pressure relief portion is configured to rupture when the battery cell relieves pressure, so as to release the internal pressure of the battery cell. The reinforcing portion is connected to the pressure relief portion, and the reinforcing portion is arranged around the pressure relief portion. The first weakened portion is connected to the pressure relief portion via the reinforcing portion, stiffness of the first weakened portion being less than stiffness of the reinforcing portion. This structure of the pressure relief component makes the first weakened portion more prone to deformation, allowing the first weakened portion to absorb the deformation energy of the battery cell when the battery cell is subjected to internal and external impacts and deforms, enabling the first weakened portion to provide a certain buffering effect.

Batteriemodul mit Wärmepufferelement

Resumen de: DE102024112624A1

Die vorliegende Erfindung betrifft ein Batteriemodul (1) für eine Hochvoltbatterie eines elektrisch oder teilelektrisch angetriebenen Kraftfahrzeugs, wobei das Batteriemodul (1) zumindest eine erste Batteriezelle (10) und zumindest eine zweite Batteriezelle (20) aufweist, wobei die jeweilige Batteriezelle (10, 20) ein erstes Zellterminal (11) mit einer ersten Polarität und ein zweites Zellterminal (21) mit einer zweiten Polarität aufweist, wobei das Batteriemodul (1) eine Kontaktierungsträgerplatte aufweist, wobei die Kontaktierungsträgerplatte zumindest einen Stützsteg (3) und benachbart zu dem Stützsteg (3) einen ersten Durchgangsschlitz (4) und einen zweiten Durchgangsschlitz (5) aufweist, wobei eines der Zellterminals (11, 21) der ersten Batteriezelle (10) den ersten Durchgangsschlitz (4) durchsetzt und in Richtung des Stützstegs (3) umgebogen ist, wobei eines der Zellterminals (11, 21) der zweiten Batteriezelle (20) den zweiten Durchgangsschlitz (5) durchsetzt und in Richtung des Stützstegs (3) umgebogen ist, sodass das eine Zellterminal (11, 21) der ersten Batteriezelle (10) und das eine Zellterminal (11, 21) der zweiten Batteriezelle (20) auf einer den Batteriezellen (10, 20) abgewandten Kontaktierungsseite der Kontaktierungsträgerplatte (2) miteinander überlappen, wobei das eine Zellterminal (11, 21) der ersten Batteriezelle (10) und das eine Zellterminal (11, 21) der zweiten Batteriezelle (20) im Bereich ihrer Überlappung elektrisch miteinander verbunden

Akkupack mit parallelem Stromversorgungssystem

Resumen de: DE102025116255A1

Ein Akkupack mit einem Gehäuse und einem Schaltkreis. Das Gehäuse trägt eine Akkuzelle. Das Gehäuse enthält eine Schnittstelle für eine elektronische Vorrichtung. Die Schnittstelle umfasst einen ersten positiven Stromanschluss und einen zweiten positiven Stromanschluss, die mit der Akkuzelle verbunden sind. Ein erster negativer Stromanschluss und ein zweiter negativer Stromanschluss sind mit der Akkuzelle verbunden. Der Schaltkreis ist dazu betreibbar, die Schnittstelle in einer ersten Konfiguration zu steuern, in der Strom von der Akkuzelle ausschließlich über den ersten positiven Stromanschluss und den ersten negativen Stromanschluss von der Akkuzelle zu der elektronischen Vorrichtung übertragen wird, und in einer zweiten Konfiguration zu steuern, in der Strom von der Akkuzelle über den ersten positiven Stromanschluss, den zweiten positiven Stromanschluss, den ersten negativen Stromanschluss und den zweiten negativen Stromanschluss von der Akkuzelle zu der elektronischen Vorrichtung übertragen wird.

Elektrischer Energiespeicher

Resumen de: DE102024001421A1

Die Erfindung betrifft einen elektrischen Energiespeicher mit einer Mehrzahl elektrisch seriell und/oder parallel miteinander verschalteter Einzelzellen (1) und einer Heizvorrichtung. Erfindungsgemäß ist vorgesehen, dass die Heizvorrichtung eine Anzahl von Heizelementen (3) aufweist, wobei zumindest ein Heizelement (3) zwischen zwei Einzelzellen (1) angeordnet ist, - in ein jeweiliges Heizelement (3) ein funkbasiertes Schaltelement (4) zum Aktivieren und Deaktivieren des Heizelementes (3) und ein funkbasierter Temperatursensor (5) zur Ermittlung von Temperatursignalen integriert sind und das Schaltelement (4) und der Temperatursensor (5) mittels einer Funkverbindung mit einer Steuereinheit (6) zur Steuerung der Heizvorrichtung drahtlos verbunden sind.

A METHOD OF RECOVERING ONE OR MORE METAL SPECIES

Resumen de: US2025341012A1

The present invention relates to a method of recovering one or more metal species from a raw material, such as waste lithium-ion battery material comprising: providing a molten salt comprising at least one metal hydroxide, providing one or more oxoacidity agents, preferably as a reservoir of one or more oxoacidity agents being in communication with the molten salt, setting the oxoacidity of the molten salt with the one or more oxoacidity agents to an oxoacidity value to dissolve at least one metal species in the molten salt, contacting the raw material with the molten salt, performing at least one of the steps b) and c): b) setting an electrical potential of the molten salt to recover a first metal species to a first metal or first metal oxide, c) adjusting the oxoacidity of the molten salt with the one or more oxoacidity agents to precipitate a first metal oxide, d) optionally performing, for one or more further metal species, the method step a) and/or performing at least one of the method steps b) and c).

APPARATUS, SYSTEM AND METHOD FOR TESTING AN ELECTROCHEMICAL CELL UNDER A CONTROLLED TEMPERATURE CONDITION

Resumen de: US2025341582A1

An apparatus is provided for testing an electrochemical cell under a controlled temperature condition. The apparatus comprises: a pair of terminals positioned to contact a pair of cell terminals; a cell-contacting member comprising a cell-contacting surface shaped to contact at least part of a cell casing when the pair of cell terminals contact the pair of terminals; a Peltier module comprising a cold side an a hot side, wherein the cold side is in contact with the cell-contacting member; and a heat sink member in contact with the hot side of the Peltier module. A system comprises the apparatus operatively connected to an electrical power supply, and a controller programmed to control a supply of electrical power from the electrical power supply to the Peltier module of the apparatus.

SELF-DISCHARGE SCREENING METHOD AND APPARATUS FOR LITHIUM-ION BATTERIES

Resumen de: US2025341584A1

A self-discharge screening method and a self-discharge screening apparatus for lithium-ion batteries (500) are provided. The method includes: sequentially performing high-temperature standing, first room-temperature standing, and second room-temperature standing on batteries to be tested; screening the batteries to be tested according to state parameters of the first standing and the previous two periods of standing; determining physical self discharge rates of the remaining batteries to be tested according to the state parameters of the three periods of standing, and performing physical self-discharge screening on the remaining batteries to be tested. The physical self-discharge rates of the batteries to be tested are determined by using the state parameters, and batteries with non-obvious type physical self-discharge abnormalities are screened out.

PROCESSOR IMPLEMENTED METHOD FOR PREDICTING AGING EFFECTS IN A BATTERY

Resumen de: US2025341581A1

A processor implemented method of predicting the aging effects in a battery, the method comprises capturing data of voltage and time of the battery; inputting the data of voltage and time curve into a trained LSTM network; and outputting the predicted data of voltage and time curve; wherein the trained LSTM network is configured to be trained by the following steps: selecting the input data sample; defining the initial hidden state, the initial cell state, bias, weight, current weight; setting an epoch, an initial learning rate, a gradient threshold, and a drop factor; and training the LSTM network as per the set parameters.

GRAPHITE MATERIALS AND PROCESSES FOR THEIR PRODUCTION AND USE

Resumen de: US2025340442A1

The present invention is concerned with providing a graphite material having the following properties a) a pH of at least 5.4 as described herein; b) Scott density less than or equal to 0.11 g/cm3, measured as described herein; and c) a Raman D/G intensity ratio of 0.220 to 0.420 when measured with a laser having excitation wavelength of 632.8 nm.

BATTERY CELL INCLUDING PRESSURE RELIEF STRUCTURE AND COVER ASEEMBLY HAVING FIRST RECESSED PORTION, MANUFACTURING METHOD AND MANUFACTURING SYSTEM THEREFOR, BATTERY AND ELECTRIC DEVICE

Resumen de: US2025343320A1

The application provides a battery cell, a manufacturing method and a manufacturing system therefor, a battery and an electric device. The battery cell in one embodiment of the application includes a casing having an opening and provided with a pressure relief mechanism which is actuated to relieve an internal pressure or temperature of the battery cell when the internal pressure or temperature reaches a threshold value; an electrode assembly accommodated in the casing, and including a body portion and a tab portion protruding therefrom; and a cover assembly for covering the opening. A first recessed portion is formed on one side, abutting against the body portion and facing the electrode assembly, of the cover assembly. The cover assembly is provided with at least one first channel. The first channel can reduce the gas accumulated between the electrode assembly and the cover assembly, thereby reducing the safety risk.

ENERGY STORAGE APPARATUS, MANAGEMENT APPARATUS, METHOD FOR ESTIMATING TEMPERATURE OF ENERGY STORAGE DEVICE, AND COMPUTER PROGRAM

Resumen de: US2025343288A1

An energy storage apparatus includes an energy storage device, a first temperature sensor to measure a temperature of an area on a circuit board or a first area at or adjacent to an interior of the energy storage device, a second temperature sensor to measure an ambient temperature of the circuit board or a temperature of a second area that is farther from the interior of the energy storage device than the first area, and an arithmetic device including a processor and a memory, the memory including a program that is executable by the processor to cause the processor to estimate a temperature of the energy storage device based on a temperature gradient between the temperature measured by the first temperature sensor and the temperature measured by the second temperature sensor.

BATTERY MAINTENANCE AND MANAGEMENT SYSTEM FOR A VOCATIONAL VEHICLE

Resumen de: US2025343286A1

A battery management system includes a battery pack and a controller in communication with the battery pack and a packing actuator of the refuse vehicle. The controller is configured to receive a state of charge of the battery pack, determine if the state of charge satisfies a lower threshold, in response to determining that the state of charge satisfies the lower threshold, prevent operation of the packing actuator, determine if the state of charge satisfies an upper threshold, and in response to determining that the state of charge satisfies the upper threshold, initiate operation of the packing actuator.

POWER STORAGE DEVICE

Resumen de: US2025343012A1

A power storage device includes a power storage element, a bottomed cylindrical case having an opening portion, and a sealing unit sealing the opening portion. The sealing unit includes a sealing body having a first upper surface and a first lower surface, and a reinforcing member with an elastic modulus higher than that of the sealing body, having a second upper surface and a second lower surface facing the first upper surface. The case includes a first pressing portion pressing against the first side surface of the sealing body and protruding inward of the case, and a second pressing portion pressing against the second upper surface of the reinforcing member. The sealing unit has a first passage communicating with the outside of the power storage device further radially inward of the case than the second pressing portion and opening on the side surface of the sealing unit.

ELECTRICAL DEVICE WITH IMPROVED BATTERY CHARGING SYSTEM

Resumen de: WO2025229426A1

A battery operated electrical device (100), such as a power tool, comprises: an electrical load (105), a plurality of batteries (125) adapted to supply said electrical load (105), electrical connection means (155) provided with at least a first electrical terminal (160) and a second electrical terminal (165), said electrical connection means (155) being connectable to an electrical grid adapted to apply a voltage between said first and second electrical terminals (160, 165), and a plurality of isolated charging circuits (170) having their inputs connected to said first and second electrical terminals (160, 165), each charging circuit being adapted to charge a respective one of said electric batteries (125).

ZN/MNO2 ELECTROCHEMICAL ELEMENT

Resumen de: WO2025228643A1

The invention relates to an electrochemical element comprising: - an aqueous electrolyte having a pH of less than 7 and containing Zn2+ and Mn2+ ions, - a negative electrode comprising zinc or a zinc-based alloy, - a positive electrode comprising manganese dioxide, a first carbon black having a specific surface area S1 and a second carbon black having a specific surface area S2, where S2/S1≥2.

DATA MODEL FOR FACILITATING BATTERY RECYCLING

Resumen de: WO2025229176A1

The present disclosure pertains to recycling rechargeable batteries, for use in electrical vehicles More specifically, the disclosure relates to a method for facilitating recycling a battery device and to a corresponding control arrangement (100). According to a first aspect the disclosure relates to a method for facilitating recycling of a battery device in a recycling facility (400). The method comprises obtaining (S2) a set of battery parameters of the battery device to be recycled. The method further comprises determining (S3) recycling information required to configure the recycling, based on output of a data model when providing the obtained set of battery parameters as input, wherein the data model has been built based on battery parameters and recycling information of other battery devices, and providing (S4) the determined recycling information for use when recycling the battery device.

METHOD FOR ENRICHING ELECTRODE MATERIAL WITH AN ALKALI METAL, AND ENRICHMENT SYSTEM

Resumen de: WO2025228492A1

The invention relates to a method (100) for enriching electrode material (10) with an alkali metal (12), wherein the alkali metal (12) is replenished (102) by means of a replenishment ribbon (14, 15) comprising the alkali metal (12).

METHOD OF ECOLOGICAL MANAGEMENT AND RECYCLING OF BATTERIES OF ALL TYPES AS WELL AS HAZARDOUS CHEMICAL-EXPLOSIVE SUBSTANCES, EQUIPPED WITH ARTIFICIAL INTELLIGENCE (AI) SYSTEM.

Nº publicación: WO2025229361A1 06/11/2025

Solicitante:

SOUKOS ROBOTICS E E [GR]
SOUKOS ROBOTICS E.E

Resumen de: WO2025229361A1

Method of ecological management and recycling of batteries of all types as well as hazardous chemical-explosive substances, equipped with Artificial Intelligence (AI) system 5 A method for ecological management and recycling in which the automated detection of each type is carried out through an Artificial Intelligence (AI) system, the breakdown and discharge of the mass and then the direct separation of the precious metals (lithium, cobalt, nickel, 10 manganese, etc.), the complete destruction of the hazardous liquid matter and solid residues and the cleaning and recovery of the metal/plastic mass, which is applied by entering in a regulated feeding system (9), in a laser pulse generation reactor, in a metal/plastic piece separator, in a processing unit (3) and mechanical separation and recovery (4) of the 15 metal mass, in a centrifugal device separation (2), in an assisted ionization and separation unit of precious metals (5), in an allothermal destruction unit of hazardous chemicals (6), in a gaseous pollutant treatment unit (7), in a closed circuit supply-recycling device of alkaline solution and in an alkaline solution management system through the 20 application of E/M pulses, while the entire operation of the system is controlled by a Control and Operation Unit (8).