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BATTERY PERFORMANCE PREDICTION METHOD, MODEL TRAINING METHOD, AND RELATED APPARATUS

NºPublicación:  US2025348636A1 13/11/2025
Solicitante: 
HUAWEI TECH CO LTD [CN]
HUAWEI TECHNOLOGIES CO., LTD
WO_2024140759_PA

Resumen de: US2025348636A1

A battery performance prediction method is provided. In the method, the first network first predicts a parameter of a battery in a procedure of a second stage process based on a parameter of the battery in a procedure of a first stage process, and then fuses the parameter of the battery in the procedure of the first stage process with the parameter that is obtained through prediction and that is of the battery in the procedure of the second stage process, and a second network predicts a performance parameter of the battery based on a plurality of features of the battery, thereby effectively improving prediction accuracy of the performance parameter of the battery.

SYSTEM FOR INSPECTING BATTERY AND INSPECTING METHOD OF BATTERY

NºPublicación:  US2025347748A1 13/11/2025
Solicitante: 
SK ON CO LTD [KR]
SK On Co., Ltd

Resumen de: US2025347748A1

The present disclosure relates to a system for inspecting battery and an inspecting method of battery, wherein the system for inspecting battery may comprise a station unit where a battery to be inspected is disposed; and an inspection unit configured to contact a current conductive member with an exterior material of the battery disposed in the station unit, apply a voltage to the current conductive member, and measure a change in the voltage.

CHARGE-DISCHARGE APPARATUS FOR RECHARGEABLE BATTERY

NºPublicación:  US2025347744A1 13/11/2025
Solicitante: 
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD

Resumen de: US2025347744A1

A charge-discharge apparatus for a rechargeable battery is disclosed. A charge-discharge apparatus for a rechargeable battery includes a base plate configured to have a battery cell affixed thereon, a charger-discharger on the base plate, and configured to charge the battery cell, a support part protruding from one side of the base plate, an elevating plate at the support part, and configured raise and lower, a distance-measuring part configured to measure a separation distance between the base plate and the elevating plate contacting the battery cell, a temperature-measuring part at a lower surface of the elevating plate, and configured to measure a temperature of the battery cell, and a display part configured to display the separation distance and the temperature.

NON-AQUEOUS ELECTROLYTE, LITHIUM ION BATTERY, AND ELECTRONIC DEVICE

NºPublicación:  WO2025232445A1 13/11/2025
Solicitante: 
NINGDE AMPEREX TECH LIMITED [CN]
\u5B81\u5FB7\u65B0\u80FD\u6E90\u79D1\u6280\u6709\u9650\u516C\u53F8
WO_2025232445_A1

Resumen de: WO2025232445A1

A non-aqueous electrolyte for a lithium ion battery, a lithium ion battery, and an electronic device. The non-aqueous electrolyte comprises a non-aqueous solvent and a lithium salt; the non-aqueous electrolyte contains specific amounts of lithium difluorophosphate, 1,3,6-hexanetricarbonitrile, 1,2,3-tris(2-cyanoethoxy)propane, and a boron-containing lithium salt additive; the total content of the lithium difluorophosphate and the 1,3,6-hexanetricarbonitrile in the non-aqueous electrolyte is set to a specific range, and the total content of the 1,2,3-tris(2-cyanoethoxy)propane and the boron-containing lithium salt additive is set to a specific range. By using the non-aqueous electrolyte, not only can the gas generation amount of an electrode of the lithium ion battery be ameliorated, but also the IV resistance is suppressed, thereby significantly improving the high-temperature cycle performance of the lithium ion battery.

BATTERY TRAY, BATTERY CASE, BATTERY, AND ELECTRIC DEVICE

NºPublicación:  WO2025232217A1 13/11/2025
Solicitante: 
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
\u5B81\u5FB7\u65F6\u4EE3\u65B0\u80FD\u6E90\u79D1\u6280\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2025232217_PA

Resumen de: WO2025232217A1

The present disclosure relates to a battery tray, a battery case, a battery, and electric device. The battery tray comprises: a carrying assembly (1), wherein the carrying assembly (1) is provided with an accommodating area (10) used for supporting battery cells (2), and the accommodating area (10) is closed and continuous; and a liquid cooling assembly (3) connected to the carrying assembly (1) and located on the side of the carrying assembly (1) away from the accommodating area (10), wherein the liquid cooling assembly (3) is separated from the accommodating area (10) by means of the carrying assembly (1).

ADHESIVE TAPE APPLICATION APPARATUS, WINDING DEVICE, AND BATTERY CELL

NºPublicación:  WO2025232433A1 13/11/2025
Solicitante: 
WUXI LEAD INTELLIGENT EQUIPMENT CO LTD [CN]
\u65E0\u9521\u5148\u5BFC\u667A\u80FD\u88C5\u5907\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2025232433_PA

Resumen de: WO2025232433A1

The present disclosure relates to an adhesive tape application apparatus, a winding device, and a battery cell. The adhesive tape application apparatus comprises: a bending mechanism used for bending bending areas on an electrode sheet material strip which are adjacent to tab areas, so as to form wrinkle parts on one side of the electrode sheet material strip; a first adhesive tape application mechanism arranged at the bending mechanism and used for applying a first adhesive tape to the side of the electrode sheet material strip facing away from the wrinkle parts, so as to cover the tab areas and the bending areas; and a second adhesive tape application mechanism arranged downstream of the bending mechanism and used for applying a second adhesive tape to the side of the electrode sheet material strip facing away from the first adhesive tape, so as to cover the tab areas and the bending areas. In this way, tabs in the tab areas are protected by the first adhesive tape and the second adhesive tape; in addition, the wrinkle parts are formed between the second adhesive tape and the electrode sheet material strip, so that when the electrode sheet material strip is pulled, the wrinkle parts can be adaptively unfolded to exert a buffering function, that is, a certain amount of stretch is reserved, thereby greatly reducing the tearing risk of electrode sheet material strips.

POSITIVE ELECTRODE MATERIAL, POSITIVE ELECTRODE SHEET AND BATTERY

NºPublicación:  WO2025232379A1 13/11/2025
Solicitante: 
BTR NANO TECH CO LTD [CN]
\u6DF1\u5733\u5E02\u8D1D\u7279\u745E\u7EB3\u7C73\u79D1\u6280\u6709\u9650\u516C\u53F8
WO_2025232379_PA

Resumen de: WO2025232379A1

A positive electrode material, a positive electrode sheet and a battery. The general chemical formula of the positive electrode material is LiaNixCoyMzNbO2, wherein 0.95≤a≤1.1, 0.6≤x<1, 0

BATTERY PACK INCLUDING BATTERY ASSEMBLY, AND ELECTRIC VEHICLE INCLUDING BATTERY PACK

NºPublicación:  US2025346126A1 13/11/2025
Solicitante: 
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD
CN_120457587_PA

Resumen de: US2025346126A1

A battery assembly including a first cell block including a plurality of first battery cells, a second cell block including a plurality of second battery cells, a case including a first accommodation space accommodating the first cell block, a second accommodation space accommodating the second cell block, and a first venting hole. An isolation structure is located between the first cell block and the second cell block, the isolation structure partitioning the first accommodation space and the second accommodation space of the case. The isolation structure includes a plurality of venting channels extending in a vertical direction. The first venting hole overlaps the isolation structure in the vertical direction, and the plurality of venting channels of the isolation structure are configured to communicate with an exterior of the case through the first venting hole of the case.

JIG FOR LASER WELDING AND METHOD OF MANUFACTURING BATTERY

NºPublicación:  US2025345881A1 13/11/2025
Solicitante: 
PRIME PLANET ENERGY & SOLUTIONS INC [JP]
Prime Planet Energy & Solutions, Inc
CN_120920896_PA

Resumen de: US2025345881A1

A jig for laser welding is usable when performing laser welding by applying laser light to a welding-target portion, and includes: an accommodation portion that is able to receive the welding-target portion along a first direction; and an inclined surface extending in a peripheral direction so as to surround the welding-target portion around an axis in the first direction, wherein the inclined surface is able to reflect, in a second direction intersecting the first direction, the laser light emitted toward the jig for laser welding, so as to orient the laser light toward the welding-target portion.

SOLID-STATE ELECTROLYTE MEMBRANE AND PREPARATION METHOD THEREOF, SOLID-STATE BATTERY, AND ELECTRIC APPARATUS

NºPublicación:  US2025349977A1 13/11/2025
Solicitante: 
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
EP_4621905_A1

Resumen de: US2025349977A1

This application relates to a solid-state electrolyte membrane and a preparation method thereof, a solid-state battery, and an electric apparatus. The solid-state electrolyte membrane includes a solid-state electrolyte material layer and a phase-change toughening agent and a fiber material dispersed in the solid-state electrolyte material layer, where the solid-state electrolyte material layer includes an inorganic ceramic solid-state electrolyte material. The foregoing solid-state electrolyte membrane, through the synergistic effect between the phase-change toughening agent and the fiber material in the solid-state electrolyte material layer, can effectively enhance the mechanical properties of the solid-state electrolyte membrane, particularly its fracture toughness, thereby reducing problems such as dendrites and short circuits caused by fracture.

MOBILE WORKING MACHINE WITH ENERGY STORAGE MODULE

NºPublicación:  US2025346125A1 13/11/2025
Solicitante: 
LIEBHERR WERK TELFS GMBH [AT]
Liebherr-Werk Telfs GmbH
DE_102024112919_PA

Resumen de: US2025346125A1

The disclosure relates to a mobile working machine, in particular a bulldozer or crawler loader, comprising a vehicle chassis, an electric drive system for providing a travelling function and/or a working function of the working machine and an energy storage module, which is configured to supply the electric drive system with electrical energy and/or to store electrical energy provided by the electric drive system. According to the disclosure, the energy storage module has bearing elements, via which it is detachably fastened in a module holder of the vehicle chassis, wherein the bearing elements are arranged laterally raised on the energy storage module and essentially at the level of the centre of gravity of the energy storage module.

OPTICALLY TRANSPARENT POLYMER ELECTROLYTE FILMS

NºPublicación:  US2025347967A1 13/11/2025
Solicitante: 
DELSTAR TECH INC [US]
DelStar Technologies, Inc
US_2024319555_PA

Resumen de: US2025347967A1

Provided are electrolyte films or cells for use in variety of applications, such as electrochromic windows. An electrolytic film comprises a polymer layer, such as thermoplastic polyurethane or polymethyl methacrylate, and an electrolyte within the polymer layer. The electrolyte comprises a salt and a plasticizer. The plasticizer comprises one or more materials that are selected to provide sufficient conductivity and optical transparency for operation of the electrolyte film in an application requiring substantial optical clarity and switching speed, such as a smart window.

FRONT MOUNTED OCP STORAGE CONTROLLER MODULE WITH INTEGRATED BACKUP POWER

NºPublicación:  US2025351288A1 13/11/2025
Solicitante: 
HEWLETT PACKARD ENTPR DEVELOPMENT LP [US]
HEWLETT PACKARD ENTERPRISE DEVELOPMENT LP

Resumen de: US2025351288A1

A server system includes a chassis, a primary system board, and a front drive cage. The front drive cage includes a plurality of front bays. An open compute project (OCP) storage controller module is installable within a given front bay of the plurality of front bays. The OCP storage controller module includes an OCP form factor PCB including an OCP edge connector formed in an edge therein. The OCP edge connector mates mated with an OCP connector disposed in the given front bay sch that the OCP storage controller module is electrically connected to a primary system board. Storage controller circuitry is mounted to and/or formed in the PCB, and an energy storage device is mounted to the PCB. The energy storage device comprises a housing and a battery contained in the housing and electrically connected to the storage controller circuitry.

Battery Diagnosing Apparatus, Battery Diagnosing Method, Battery Pack and Electric Vehicle

NºPublicación:  US2025347752A1 13/11/2025
Solicitante: 
LG ENERGY SOLUTION LTD [KR]
LG Energy Solution, Ltd
JP_2025502294_PA

Resumen de: US2025347752A1

Disclosed is a battery diagnosing apparatus for a cell group, which includes a plurality of battery cells connected in series and is mounted in an electric vehicle, and the battery diagnosing apparatus includes a voltage sensing circuit configured to periodically generate a voltage signal representing a cell voltage of each battery cell while the electric vehicle is operating; and a control circuit configured to accumulatively store the cell voltage determined from the voltage signal in a memory unit and generate time series data representing the change over time in the cell voltage of each battery cell by using the accumulated cell voltage of each battery cell. The control circuit is configured to (i) determine a first average cell voltage and a second average cell voltage of each battery cell based on the time series data where the first average cell voltage is a short-term movement average, and the second average cell voltage is a long-term movement average, and (ii) detect a voltage abnormality of each battery cell based on the difference between the first average cell voltage and the second average cell voltage.

ASSISTED ESTIMATION OF INTERNAL BATTERY IMPEDANCE

NºPublicación:  US2025347750A1 13/11/2025
Solicitante: 
VOLVO TRUCK CORP [SE]
VOLVO TRUCK CORPORATION

Resumen de: US2025347750A1

A computer system has processing circuitry to acquire an estimate of internal impedance of an energy storage system, determine a degree of accuracy of the internal impedance estimate and if the degree of accuracy is considered insufficient, to control application of an excitation signal to the ESS such that a more accurate estimation of the internal impedance is obtained.

BATTERY SOH ESTIMATING APPARATUS AND METHOD

NºPublicación:  US2025347751A1 13/11/2025
Solicitante: 
LG ENERGY SOLUTION LTD [KR]
LG ENERGY SOLUTION, LTD
JP_2025504648_A

Resumen de: US2025347751A1

The present disclosure relates to a battery SOH estimating apparatus and method capable of more accurately estimating a SOH (State of health) of a battery. Specifically, the present disclosure provides a battery SOH estimating apparatus and method that may more accurately estimate the SOH of a battery by correcting the estimated SOH of the battery based on a SOC (State of charge) change amount, a SOC change region, and a temperature of the battery.

BATTERY THERMAL MANAGEMENT SYSTEM STRUCTURE AND BATTERY PACK

NºPublicación:  WO2025232363A1 13/11/2025
Solicitante: 
EVE ENERGY CO LTD [CN]
\u60E0\u5DDE\u4EBF\u7EAC\u9502\u80FD\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2025232363_PA

Resumen de: WO2025232363A1

A battery thermal management system structure and a battery pack. The battery thermal management system structure comprises a direct cooling plate (110) and a temperature control assembly, wherein a top surface of the direct cooling plate (110) is connected to bottom surfaces of battery cells (310); a liquid cooling channel (400) is provided in the direct cooling plate (110); a liquid inlet (410) and a liquid outlet (420) in communication with the liquid cooling channel (400) are provided in the direct cooling plate (110); the liquid inlet (410) and the liquid outlet (420) are disposed on the same side of the direct cooling plate (110); the temperature control assembly comprises a controller (240), a temperature sensor (210), a flow regulating valve (230) and a heating film (220); the controller (240) is in signal connection with the temperature sensor (210), the flow regulating valve (230) and the heating film (220); the temperature sensor (210) is disposed on one side of the battery cells (310); the flow regulating valve (230) is provided at the liquid inlet (410) and connected to the liquid cooling channel (400); and the heating film (220) is disposed between the direct cooling plate (110) and the battery cells (310).

BATTERY LIQUID COOLING SYSTEM AND BATTERY PACK

NºPublicación:  WO2025232362A1 13/11/2025
Solicitante: 
EVE ENERGY CO LTD [CN]
\u60E0\u5DDE\u4EBF\u7EAC\u9502\u80FD\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2025232362_PA

Resumen de: WO2025232362A1

A battery liquid cooling system and a battery pack. The system comprises at least two liquid cooling flow path modules. All liquid cooling flow path modules are sequentially arranged in a first direction (X). Each liquid cooling flow path module comprises a plurality of serpentine tubes (400) and a plurality of expanded-connection tubes (600), wherein all serpentine tubes (400) are arranged side by side at intervals in the first direction (X), and extend in a second direction (Y); a return flow channel extending in the direction of length of each serpentine tube (400) is provided in the serpentine tube (400); a liquid intake end and a liquid output end of each serpentine tube (400) are respectively provided at two ends of the return flow channel, and the liquid intake end and the liquid output end are located at the same end of the serpentine tube (400) in the direction of length thereof; every two adjacent serpentine tubes (400) are in communication by means of expanded connection via two expanded-connection tubes (600); a first one of the two expanded-connection tubes (600) is a liquid intake tube (610), and a second one is a liquid output tube (620); and the liquid intake tube (610) is in communication with the liquid intake end of each serpentine tube (400), and the liquid output tube (620) is in communication with the liquid output end of the serpentine tube (400).

BATTERY ASSEMBLY, CHARGING AND DISCHARGING SYSTEM, DRIVING SYSTEM, METHOD, AUTOMOBILE, AND MEDIUM

NºPublicación:  WO2025232138A1 13/11/2025
Solicitante: 
BYD COMPANY LTD [CN]
\u6BD4\u4E9A\u8FEA\u80A1\u4EFD\u6709\u9650\u516C\u53F8
WO_2025232138_PA

Resumen de: WO2025232138A1

An automobile, which is provided with a battery assembly or a discharging system or a driving system or a computer-readable storage medium, the discharging system and the driving system being each provided with the battery assembly, and a self-heating method, a charging and discharging control method and a driving control method being stored in the computer-readable storage medium in the form of a computer program. The battery assembly comprises a first battery, a second battery, a switch circuit and a bidirectional voltage conversion circuit, the first battery and the second battery having different power capacities or peak discharge rates. The first battery is connected to a charging port or a power supply port by means of the switch circuit. The second battery is connected to the bidirectional voltage conversion circuit by means of the switch circuit, the bidirectional voltage conversion circuit being configured to be connected to the charging port or the power supply port.

SEPARATORS FOR RECHARGEABLE LITHIUM BATTERIES AND RECHARGEABLE LITHIUM BATTERIES INCLUDING THE SAME

NºPublicación:  US2025349975A1 13/11/2025
Solicitante: 
SAMSUNG SDI CO LTD [KR]
SAMSUNG SDI CO., LTD

Resumen de: US2025349975A1

Disclosed are a separator for a rechargeable lithium battery and a rechargeable lithium battery including the separator. The separator includes a substrate, and a heat resistant adhesive layer on one surface of the substrate. The heat resistant adhesive layer includes inorganic particles, a heat resistant binder, and a swellable adhesive binder. The swellable adhesive binder includes a first structural unit derived from a vinyl aromatic monomer, a second structural unit derived from an alkyl acrylate, and a third structural unit derived from a phosphonate-based monomer, and the swellable adhesive binder is distributed in the surface of the heat-resistant adhesive layer to 40% to 60% of the total thickness of the heat resistant adhesive layer.

SOLID-STATE ELECTROLYTE MEMBRANE AND PREPARATION METHOD THEREOF, SOLID-STATE BATTERY, AND ELECTRIC APPARATUS

NºPublicación:  US2025349976A1 13/11/2025
Solicitante: 
JIANGSU CONTEMPORARY AMPEREX TECH LIMITED [CN]
JIANGSU CONTEMPORARY AMPEREX TECHNOLOGY LIMITED
EP_4621904_PA

Resumen de: US2025349976A1

This application relates to a solid-state electrolyte membrane and a preparation method thereof, a solid-state battery, and an electric apparatus. The solid-state electrolyte membrane includes a solid-state electrolyte material layer and a fiber material layer disposed within the solid-state electrolyte material layer, where the solid-state electrolyte material layer includes an inorganic ceramic solid-state electrolyte material, and the fiber material layer includes ceramic fibers. The solid-state electrolyte membrane exhibits better mechanical properties, particularly fracture toughness, which can reduce membrane layer fracture.

SECONDARY BATTERY AND ELECTRIC APPARATUS

NºPublicación:  US2025349970A1 13/11/2025
Solicitante: 
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
CN_119731833_PA

Resumen de: US2025349970A1

The positive electrode plate has a positive electrode active material, that includes LiaNixCoyMzO2, where 0.2≤a≤1.2, 0.85≤x≤1, 0≤y<0.15, and x+y+z=1, and M includes one or more of Mn and Al; and a coating weight of the positive electrode active material is 19 mg/cm2 to 45 mg/cm2, and a compacted density is 3.2 g/cm3 to 3.8 g/cm3. The negative electrode plate has a negative electrode active material, where a mass percentage of a silicon-based material in the negative electrode active material is 20% to 100%, a coating weight of the negative electrode active material is 5 mg/cm2 to 13 mg/cm2, and a compacted density is 1.1 g/cm3 to 1.9 g/cm3; and an electrolyte, where an amount of the electrolyte is 0.8 g/Ah to 1.5 g/Ah, and includes an electrolytic solution, and an amount of the electrolytic solution outside a bare cell is less than or equal to 0.1 g/Ah.

BATTERY CELL, BATTERY AND ELECTRICAL APPARATUS

NºPublicación:  US2025349972A1 13/11/2025
Solicitante: 
CONTEMPORARY AMPEREX TECH CO LIMITED [CN]
CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
KR_20250114428_PA

Resumen de: US2025349972A1

The present application relates to a battery cell, a battery, and an electrical apparatus. The battery cell comprises an electrode assembly, the electrode assembly comprising a first electrode plate, a second electrode plate and a separator. The polarities of the first electrode plate and the second electrode plate are opposite, and the separator is arranged between the first electrode plate and the second electrode plate. At least one of the first electrode plate, the second electrode plate and the separator comprises a swelling polymer, the swelling polymer satisfying: 300%≤m2/m1≤10000%, and m3/m2≤50%.

BATTERY CONTROL APPARATUS AND METHOD

NºPublicación:  US2025347749A1 13/11/2025
Solicitante: 
HYUNDAI MOTOR COMPANY [KR]
KIA CORP [KR]
HYUNDAI MOTOR COMPANY,
KIA CORPORATION

Resumen de: US2025347749A1

A battery control apparatus and a method thereof are provided. The battery control apparatus includes a battery, a processor, and a memory. The processor identifies a diagnosis area for diagnosing an abnormal state of a battery cell included in the battery within a state of charge (SOC) area of the battery, performs, based on a specified current, at least one of charging, discharging, or any combination thereof of the battery in the diagnosis area to obtain battery data, obtains, using the battery data, cell data indicating a change in amount of charge for a voltage of the battery cell included in the battery, and compares at least one value of the cell data corresponding to the diagnosis area with at least one value of reference data corresponding to the diagnosis area to diagnose the battery cell.

PET FILM PRESSING CCS ASSEMBLY

Nº publicación: US2025351267A1 13/11/2025

Solicitante:

GUANGZHOU AMPHENOL SINCERE FLEX CIRCUITS CO LTD [CN]
GUANGZHOU AMPHENOL SINCERE FLEX CIRCUITS CO., LTD

CN_222463337_U

Resumen de: US2025351267A1

A polyethylene terephthalate (PET) film pressing cell connection system (CCS) assembly is provided. The PET film pressing CCS assembly includes a PET film, where an upper surface of the PET film is provided with adhesive and adhered with two rows of aluminum foils; the upper surface of the PET film between the two rows of aluminum foils is adhered with a flexible printed circuit (FPC); two sides of the FPC are provided with protruding nickel sheets; the nickel sheets at the two sides of the FPC are welded to the two rows of aluminum foils, respectively; the FPC and the aluminum foils welded by the nickel sheets are adhered and fixed to the PET film through pressing; and the upper surface of the PET film is provided with a window corresponding to a bending groove of the aluminum foil.

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