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BATTERY UNIT

Resumen de: WO2025248357A1

There is provided a battery unit. The battery unit comprises a housing; a battery cell inside the housing; and a thermally conductive layer arrangement to conduct heat from the battery cell to the housing. The thermally conductive layer arrangement comprises a primary conduction layer and a secondary conduction layer. A cross-plane thermal conductivity of the primary conduction layer is higher than an in-plane thermal conductivity of the primary conduction layer, and an in-plane thermal conductivity of the secondary conduction layer is higher than a cross-plane thermal conductivity of the secondary conduction layer.

A RECHARGEABLE BATTERY PACK

Resumen de: AU2024303816A1

A rechargeable battery pack comprising: a battery housing, at least two battery modules, each comprising a plurality of battery cells, the battery modules being located inside the housing, at least one closed loop channel within the housing that extends along a vertical direction from a region at or adjacent an upper end of the battery pack to a region at or adjacent to a lower end of the battery pack, the closed loop channel being partially filled with a phase change material which at a first temperature has a liquid form and lies towards the bottom of the channel and at a second higher temperature has a gaseous form and rises towards the top of the channel, a heat sink located above the battery modules and in contact with an upper portion of the closed loop channel.

Battery Cell Container And Interface Assembly For Same

Resumen de: AU2025203416A1

A battery pack receiver assembly for detachably securing a battery pack to a helmet mounted device comprises a frame comprising a first battery pack engaging feature for engaging the battery pack. An interface plate comprises a second battery pack engaging feature. The frame is slidably coupled to the interface plate and movable between battery pack retaining and releasing positions. A biasing member is configured to bias the frame toward the battery pack retaining position. The frame is manually movable to the battery pack releasing position by a user grasping the battery pack. The second battery pack engaging feature is configured to positively retain the battery pack when the frame is in the battery pack retaining position and disengage with the battery pack when the frame is in the battery pack releasing position. Preferably, the apparatus is configured to permit one-handed battery pack replacement without removing the device from the helmet. A battery pack receiver assembly for detachably securing a battery pack to a helmet mounted device comprises a frame comprising a first battery pack engaging feature for engaging the battery pack. An interface plate comprises a second battery pack engaging feature. The frame is slidably coupled to the interface plate and movable between battery pack retaining and releasing positions. A biasing member is configured to bias the frame toward the battery pack retaining position. The frame is manually movable to the battery pack releasing

BATTERY MANAGEMENT SYSTEM AND ELECTRONIC DEVICE

Resumen de: AU2024287139A1

The present disclosure discloses a battery management system and an electronic device. The battery management system includes a master control module, a plurality of selection modules, and N slave control modules. The N slave control modules are coupled in sequence. The slave control module includes an input unit, an output unit and a communication unit. The input unit of the first slave control module is coupled to the master control module, the input unit of the mth slave control module is coupled to the output unit of the (m-1)th slave control module and the master control module through one of the selection modules. The communication units of the N slave control modules are respectively coupled to the master control module. The present disclosure discloses a battery management system and an electronic device. The battery management system includes a master control module, a plurality of selection modules, and N slave control modules. The N slave control modules are coupled in sequence. The slave control module includes an input unit, an output unit and a communication unit. The input unit of the first slave control module is coupled to the master control module, the input unit of the mth slave control module is coupled to the output unit of the (m-1)th slave control module and the master control module through one of the selection modules. The communication units of the N slave control modules are respectively coupled to the master control module. ec e c Electronic device

VACUUM CLEANER

Resumen de: AU2024282384A1

The present invention relates to a vacuum cleaner comprising a battery, wherein the battery includes: protruding parts protruding from a battery body to one side thereof; and buttons each disposed on the protruding part so as to selectively fix the battery body to a battery accommodation part, and thus the battery can be formed such that operation of the buttons for separating a handle is simple and the buttons are compact without protruding to the outside.

POSITIVELEKTRODEN-AKTIVMATERIAL, SEKUNDÄRBATTERIE UND VERFAHREN ZUR HERSTELLUNG VON POSITIVELEKTRODEN-AKTIVMATERIAL

Resumen de: DE102025118031A1

Ein Positivelektroden-Aktivmaterial umfasst ein Sekundärteilchen (2). Das Sekundärteilchen (2) umfasst Kristallite (1). Die Kristallite (1) erstrecken sich radial von einem Zentrum des Sekundärteilchens (2) nach außen. Jeder der Kristallite (1) umfasst ein Lithium-Metall-Verbundoxid. Das Lithium-Metall-Verbundoxid hat eine lamellare Steinsalzstruktur. In einer Oberfläche des Sekundärteilchens (2) ist zwischen den aneinandergrenzenden Kristalliten (1) eine offene Pore (3) ausgebildet. Die offene Pore (3) hat einen Porendurchmesser (Pd) von 20 nm oder mehr.

METHOD FOR FORMING A BATTERY CELL AND DEVICE FOR CONTROLLING FORMATION

Resumen de: WO2025247573A1

The invention relates to a method for forming a battery cell, in particular for forming a solid-electrolyte interphase, wherein a time-dependent voltage (4, 5) is used to form the battery cell. The method is characterized in that, in order to charge (4) the battery cell during formation, the voltage (4) is increased from a minimum voltage (Vmin) to a maximum voltage (Vmax) in multiple potential steps (42, 43, 44), a constant voltage being associated with each of the potential steps (42, 43, 44). Furthermore, the invention relates to a device for controlling formation of a battery cell.

BATTERY AND CLEANER INCLUDING SAME

Resumen de: AU2024279044A1

The present invention relates to a cleaner including a battery, and relates to a battery and a cleaner including same, the battery comprising: a protrusion protruding from a battery body to one side; and a button which is disposed at the protrusion and which selectively fixes the battery body to a battery accommodation part, wherein the button can be readily operated to release a handle, and can be compactly formed without protruding outward.

SPRING ROLL SKIN FORMATION MODULE AND SPRING ROLL MANUFACTURING APPARATUS COMPRISING SAME

Resumen de: AU2024268313A1

The present invention provides a skin formation module comprising: a drum that is rotatably installed; a heating unit for supplying heat to the drum; and a batter spray unit for spraying batter onto the outer circumferential surface of the drum.

Water ingress detection circuit and water ingress detection method

Resumen de: AU2024219799A1

Provided are a water ingress detection circuit and a water ingress detection method. The water ingress detection circuit includes a waterproof detection terminal, a waterproof detection module, a switch module, a wake-up module and a main control module. The switch module is connected between the waterproof detection terminal and the waterproof detection module; the waterproof detection module and the switch module are further connected to the main control module. The battery pack includes a first electrode and a second electrode, the wake-up module is connected to the first electrode or the second electrode of the battery pack, and the wake-up module is connected to the main control module. According to the technical solutions provided in embodiments of the present invention, the main control module controls an output circuit of the battery pack to be disconnected according to a second water ingress signal, so the current path between the first electrode and the second electrode of the battery pack is disconnected, which can avoid electrolytic corrosion of the first electrode and the second electrode of the battery pack. Provided are a water ingress detection circuit and a water ingress detection method. The water ingress detection circuit includes a waterproof detection terminal, a waterproof detection module, a switch module, a wake-up module and a main control module. The switch module is connected between the waterproof detection terminal and the waterproof detection mod

BATTERY CELL, BATTERY AND ELECTRIC DEVICE

Resumen de: WO2025245888A1

A battery cell, a battery and an electric device. The battery cell comprises a casing component, a terminal post component and an electrode component, wherein the casing component comprises a mounting wall; the terminal post component is mounted on the mounting wall and comprises a terminal post body; the electrode component is accommodated in an accommodating cavity and comprises an active material coating portion, an electrically conductive portion and an insulating member; the electrically conductive portion is connected between the active material coating portion and the terminal post body; at least part of the insulating member is arranged between the end of the active material coating portion connected to the electrically conductive portion and the terminal post body; the insulating member is provided with an avoidance hole; and the insulating member is blocked between the part of the electrically conductive portion passing through the insulating member and connected to the terminal post body and the active material coating portion. In the technical solutions of the embodiments of the present application, the insulating member can reduce the risk of the mounting wall of the casing component corroding due to the exposure of the active material coating portion, and can also reduce the probability of the electrically conductive portion being incorrectly inserted into the active material coating portion due to redundancy, thereby being conducive to improving the operational

BATTERY CELL, BATTERY, AND ELECTRICAL APPARATUS

Resumen de: WO2025245895A1

A battery cell, a battery, and an electrical apparatus, belonging to the technical field of batteries. The battery cell comprises: a casing component, a pole component, and an electrode component. The casing component is provided with an accommodating cavity and comprises a shell which participates in enclosingly forming the accommodating cavity, the casing being an integrated member, one end of the casing being provided with an opening, and an end of the casing opposite to the opening being a first casing wall. The pole component is mounted on the first casing wall. The electrode component is accommodated in the accommodating cavity and is connected to the pole component.

BATTERY CELL AND PROCESSING METHOD THEREFOR, BATTERY, AND ELECTRIC DEVICE

Resumen de: WO2025245887A1

A battery cell (102) and a processing method therefor, a battery (100), and an electric device (1000), relating to the technical field of batteries. The battery cell (102) comprises a casing component (1), pole components (2), and a battery core component (3). The casing component (1) has an accommodating cavity (13) and comprises a first casing wall (111) that participates in defining the accommodating cavity (13). The pole components (2) are mounted on the first casing wall (111) and each comprise a pole body (21). The battery core component (3) comprises at least one battery core group (32A), the battery core group (32A) comprises n battery core bodies (32), the n battery core bodies (32) are all arranged in the accommodating cavity (13) and are arranged sequentially in a first direction (F1). A tab group (33) is connected to an end of each battery core body (32), all tab groups (33) of the battery core group (32A) extend toward the middle portion of the battery core group (32A) in the first direction (F1) and are connected to form a tab portion (332), and the tab portion (332) is electrically connected to the pole body (21), wherein n≥1 and n is a positive integer.

WELDING METHOD

Resumen de: WO2025247905A1

The invention relates to a method for welding at least one contact of at least one energy storage module, preferably of an electric vehicle, using a multi-level converter system, in which a plurality of energy storage modules and transistors are provided, wherein each energy storage module can be connected in parallel and/or in series to the respective neighbouring energy storage module, and the energy storage modules, preferably the transistors, are connected in such a way that a welding temperature is provided at the contact.

BATTERY CELL

Resumen de: WO2025247811A1

The invention relates to a battery cell (1), at least comprising: • a housing (3) which encloses a volume (2); and, arranged in the volume (2): • at least one cathode, one anode and one separator as first components (4) of a first subcell (5); • at least one cathode, one anode and one separator as second components (6) of a second subcell (7); and • at least one spacer (8) between the subcells (5, 7); wherein the first subcell (5) is adjacent to a first side wall (9) of the housing (3) and the second subcell (7) is adjacent to a second side wall (10) of the housing (3) opposite the first side wall (9), wherein an intermediate space (12) through which a gas (11) can flow is formed between the subcells (5, 7) by the spacer (8).

HEAT EXCHANGE MEMBER, CASE, BATTERY, AND ELECTRIC DEVICE

Resumen de: WO2025245866A1

A heat exchange member, a case, a battery, and an electric device. The heat exchange member (20) is used for a case (100) for a battery (1000), and comprises: a heat exchange plate (21); a back plate (22) provided on one side of the heat exchange plate (21) in a first direction (Z) and connected to the heat exchange plate (21), the first direction (Z) being the thickness direction of the heat exchange plate (21); and heat exchange tubes (23) provided between the heat exchange plate (21) and the back plate (22) and fixedly connected to the heat exchange plate (21) and/or the back plate (22).

SECONDARY BATTERY AND ELECTRONIC DEVICE

Resumen de: WO2025245687A1

A secondary battery and an electronic device. The secondary battery comprises a metal case, a pole, an electrode assembly, a first tab lead and a first insulating member. The metal case comprises a top wall, and a first wall and a second wall which are connected to two sides of the top wall. The pole is provided on the top wall and insulated from the metal case. The electrode assembly comprises a main body, and a first tab and a second tab connected to the main body, the main body and the top wall are arranged opposite to each other in a second direction, and the first tab extends from the main body toward the top wall. The first tab lead comprises a first bending point, and a first segment and a second segment located on two sides of the first bending point. In a first direction, the first wall is closer to the first bending point than the second wall. The first insulating member is provided between the first wall and the first bending point. In the first direction, the projection of the first bending point is located within the projection of the first insulating member, and at least part of the projection of the main body overlaps the projection of the first insulating member. The safety performance of the secondary battery is improved.

BATTERY SAFETY CONTROL SYSTEM BASED ON SINGLE-LINE INERT GAS CIRCULATION

Resumen de: WO2025245774A1

A battery safety control system based on single-line inert gas circulation, which belong to the technical field of the safety of energy storage batteries. The system comprises a safety monitoring subsystem, a safety management subsystem and a single circulation line subsystem. Both thermal management and fire-fighting processes are executed by means of the single circulation line subsystem, thereby avoiding the switching between a thermal management execution mechanism and a fire-fighting execution mechanism, and complex control; and the thermal management and fire-fighting processes are executed by a single line, thereby reducing the construction cost and economic cost and saving on a system mounting space; moreover, an inert gas is used as both a cooling medium to cool a battery pack and a fire suppression medium to perform fire-fighting on the battery pack, which is safe and reliable; and finally, being independent of the control of an energy management system, the safety monitoring subsystem and the safety management subsystem can immediately formulate a cooling or fire-fighting mode when the temperature of the internal environment of the battery pack is excessively high or thermal runaway occurs, and can dynamically adjust, on the basis of a change in the internal environment of the battery pack, the single circulation line subsystem so as to perform a cooling or fire-fighting action on the battery pack.

METHOD FOR ANALYSING A BATTERY LAYER TYPE FOR A BATTERY BY MEANS OF A COMPRESSIVE STRESS-COMPRESSION PATH RATIO

Resumen de: WO2025247812A1

A method for analysing a battery layer type for a battery is characterised in that a battery layer of the battery layer type is compressed and at least one compressive stress-compression path ratio is determined. On the basis thereof, a swelling factor can be determined by determining a layer thickness in the compressed state from the determined compressive stress-compression path ratio and setting said layer thickness in relation to the layer thickness of the battery layer in an initial state. Such a swelling factor can be used to design the battery.

METHOD AND SYSTEM FOR IDENTIFYING THE CAUSE OF A DEFECT

Resumen de: WO2025245553A1

The invention relates to a computer-implemented method (100) for identifying the cause of a defect occurring multiple times in technical devices of a type of technical device which is preferably a vehicle battery (2) or a vehicle (3), having the following steps: detecing (101) operating data of a plurality of technical devices of the type, said operating data comprising value curves of time-resolved measurement parameters and characterizing the operating behavior and the environment of a respective technical device from a field operation, and defect-related state data of the respective technical device, the operating data of the technical devices in which the defect has occurred being marked as defective; generating (102) features by processing at least some of the operating data by means of mathematical operations and/or by selecting data regions from the operating data, each said features being correlated with different possible causes of the defect; selecting (103) features relevant to the defect from the generated features by chaining feature selection methods; and identifying (104) the cause of the defect as the intersection (1) between the different possible defect causes with which the relevant features are correlated. The method is adapted so as to carry out a measure to resolve the defect on at least one technical device of said type.

HIGH-SAFETY BATTERY OPERATION MANAGEMENT SYSTEM AND METHOD

Resumen de: WO2025245772A1

A high-safety battery operation management system and method, relating to the technical field of energy storage battery safety. The battery operation management system comprises a battery state monitoring subsystem, an energy management subsystem, and a safety control subsystem. The safety control subsystem is independent of the energy management subsystem, and controls a temperature control unit and a fire protection unit separately, avoiding complex control processes and raising the priority of control over temperature management and fire protection management by the safety control subsystem, thereby implementing rapid control and rapid response and ensuring the safety in battery operation; in addition, data interaction can be conducted between the energy management subsystem and the safety control subsystem, and intelligent preheating of the working environment of a battery is implemented, enabling the battery to be in an optimal operation state.

A METHOD FOR COATING A SUBSTRATE

Resumen de: WO2025245587A1

There is provided a method for producing a coated substrate, the method comprising: forming an aluminium (oxy) hydroxide slurry by simultaneously feeding streams of an aluminium nitrate solution and a basic solution, such as an ammonia solution, into a liquid over a reaction period, while maintaining an elevated temperature and a controlled pH; allowing a substrate to contact the slurry to thereby form an aluminium (oxy) hydroxide coating on the substrate; separating the coated substrate from the liquid.

METHODS OF MANUFACTURE

Resumen de: WO2025245572A1

The present disclose relates to processes for producing layered transition metal oxide materials and electrodes comprising the same. In particular, the present application relates to processes for producing layered transition metal oxide materials comprising alkali metals and electrodes comprising the same.

COMPOSITIONS

Resumen de: WO2025245570A1

Disclosed herein are layered transition metal oxide materials. Also disclosed herein are electrodes comprising layered transition metal oxide materials. In addition, also disclosed herein is the use of such layered transition metal oxide materials in the manufacture of electrodes and electrochemical cells, and processes for making such layered transition metal oxide materials and electrodes.

BATTERY CELL, BATTERY, AND ELECTRIC DEVICE

Nº publicación: WO2025245748A1 04/12/2025

Solicitante:

CONTEMPORARY AMPEREX TECHNOLOGY CO LTD [CN]
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Resumen de: WO2025245748A1

A battery cell (20), a battery (100), and an electric device. The battery cell (20) comprises a casing (1), an electrode terminal (2), an electrode assembly (3), and an insulating member (4). The electrode terminal (2) is arranged on a wall portion (11) of the casing (1). The electrode assembly (3) is accommodated in the casing (1). A first tab (32) of the electrode assembly (3) is electrically connected to the electrode terminal (2). A first insulating portion (41) of the insulating member (4) surrounds the outer side of the first tab (32). A second insulating portion (42) is connected to the first insulating portion (41) and located between the wall portion (11) and the first tab (32). In the structure, the first insulating portion (41) of the insulating member (4) surrounds the outer side of the first tab (32), and the second insulating portion (42) is located between the wall portion (11) and the first tab (32), such that the insulating member (4) can insulate and isolate the first tab (32) from the casing (1), thereby reducing an insulating treatment process such as applying an insulating adhesive to the first tab (32), and thus improving the production efficiency of the battery cell (20).