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WO/2024/096584A1 |
A battery diagnosis apparatus according to an embodiment of the present invention comprises: a data acquisition unit configured to measure battery information including a voltage and a current of a battery in a charging cycle of the batt...
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WO/2024/096243A1 |
A display device of the present invention comprises: a first pixel including a first light-emitting area; a second pixel including a second light-emitting area spaced apart from the first light-emitting area in a second direction; and a ...
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WO/2024/096055A1 |
Provided are a remote diagnosis device, a remote diagnosis system, and a computer program for power supply equipment.　This remote diagnosis device comprises: an acquiring portion for acquiring, from power supply equipment via a communi...
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WO/2024/093005A1 |
A battery capacity prediction method and apparatus, and an electronic device. The method comprises: acquiring basic information of a battery under test (S101); on the basis of the basic information, determining a feature extraction model...
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WO/2024/097265A1 |
Devices, systems and methods are provided to improve communication of switch sensor and status signals between a medium voltage overheard switchgear and an intelligent electronic device (IED). A switchgear interface device is deployed pr...
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WO/2024/092865A1 |
An efficient deep dielectric charging and discharging test device and method under electron radiation. The test device comprises an electron gun (1) located in a vacuum tank and used as a radiation source for an electron radiation test; ...
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WO/2024/095412A1 |
An abnormality detection device (10) is for use in a supply system which comprises a power supply unit (90), and a first power line (92) and a second power line (93) that are provided between the power supply unit (90) and a pyrotechnic ...
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WO/2024/096491A1 |
A battery SOH estimation apparatus according to one embodiment of the present invention comprises: a battery information acquisition unit for acquiring battery information including at least one from among voltage, current, temperature, ...
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WO/2024/092495A1 |
Embodiments of the present application provide a status detection method for a switch module, a circuit, a device, and a storage medium. The status detection method for a switch module comprises: when a switch module is disconnected, con...
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WO/2024/096585A1 |
An apparatus for diagnosing a battery according to an embodiment of the present invention comprises: a data acquisition unit configured to acquire battery information including the voltage and current of a battery during a charge cycle o...
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WO/2024/097534A1 |
In a digital-electricity power system, an electrical-current sample value is acquired along with a voltage sample value within a time window over which the electrical current and voltage are substantially unchanged. A transmission-line s...
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WO/2024/064868A3 |
An electrically insulated block-on-rotating-ring test unit and method, to evaluate the effects of electrical potential on material pairs and fluids under mechanical load and in sliding contact. The fluids may comprise lubricants and oils...
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WO/2024/094940A1 |
The invention relates to an assembly comprising: - a battery pack (10) comprising a plurality of power modules (11) each consisting of multiple electrochemical cells (15), - at least one high-voltage electrical device (16) comprising a f...
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WO/2024/093811A1 |
A battery electric quantity measurement circuit (10), an electronic device, and an electric quantity metering method. The battery electric quantity measurement circuit (10) comprises: a current sampling unit (11), N single-cell electric ...
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WO/2024/095259A1 |
A method for defect mitigation is disclosed. The method may include receiving defect data for one or more defects of one or more samples. The defect data may include a defect location, a defect size, a defect shape, or a relationship bet...
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WO/2024/092905A1 |
A high-voltage monitoring system, comprising: a power quality analysis board (101), used for collecting a secondary side voltage and a secondary side current, carrying out power quality anomaly analysis, and transmitting an analysis resu...
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WO/2024/093484A1 |
The present application relates to the technical field of internal-resistance measurement for battery cells. Disclosed are a method for estimating the degree of aging of the internal resistance of a battery cell, and an electric vehicle ...
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WO/2024/094468A1 |
The invention relates to a method (100) for determining an internal resistance (263) of an energy storage device (260) of a motor vehicle (200), wherein the method (100) comprises: determining (110) an actual charge state (261) of the en...
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WO/2024/094531A1 |
A method (200) for simulating (245) an electrochemical energy store (105) comprises steps of capturing a geometry of the energy store (105) ; disjointedly subdividing (215) the geometry into first sections (180), with the result that the...
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WO/2024/095436A1 |
The present invention suppresses a decrease in accuracy of the SOC of a storage battery after charging has stopped. The storage battery management device manages a storage battery having properties where the SOC-OCV properties during dis...
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WO/2024/050223A3 |
Methods, systems and apparatus for providing power from a battery pack are described. One example method of connecting batteries in a battery pack include providing a battery pack comprising multiple independent compartments where each c...
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WO/2024/096583A1 |
An apparatus for diagnosing a battery according to an embodiment of the present invention comprises: a profile acquisition unit configured to acquire a differential profile indicating a corresponding relationship between a voltage of a b...
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WO/2024/093269A1 |
A battery state of health prediction method, an electronic device, and a readable storage medium, relating to the technical field of batteries. The method comprises: according to a preset target working condition, acquiring a cycle time,...
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WO/2024/093963A1 |
A battery life determination method and apparatus, an electronic device, and a storage medium. The method comprises at least one linear determination process and a life determination process. The linear determination process comprises: e...
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WO/2024/094447A1 |
The invention relates to a method for the early detection of faults in at least one electronic component mounted on a circuit board, the method (1) having the following steps: providing at least one electronic component mounted on the ci...
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WO/2024/087978A1 |
The present application relates to a battery tray, a battery testing module, a battery testing system and a battery production system. During a testing process, a battery is placed on a tray body, and the battery is electrically connecte...
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WO/2024/091182A1 |
A broadband electromagnetic sensor comprising: an amplifier circuit having at least 26 dB gain through its bandwidth; and a sensing portion in electrical connection with the amplifier circuit and comprising a coil array structure of a pl...
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WO/2024/088129A1 |
The present application relates to abnormality detection for an electric drive system. An abnormality detection method for an electric drive system comprises the following steps: collecting a vibration signal by means of a vibration sens...
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WO/2024/090638A1 |
The present invention relates to a system for monitoring accelerated degradation of a HVDC power cable, the system comprising: a cable holding module formed by winding a cable degradation portion of a test cable around an insulated cylin...
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WO/2024/087507A1 |
Disclosed in the present application is a battery charging and discharging test device, comprising a temperature-control box, a frame, at least one partition plate and a plurality of charging and discharging modules, wherein a plurality ...
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WO/2024/087303A1 |
An auxiliary power supply module checking method and apparatus. The method comprises: under a rated input voltage, the highest input voltage and the lowest input voltage, performing no-load, half-load and full-load tests on each intermed...
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WO/2024/090160A1 |
Provided is an electric work machine in which the estimation accuracy of the remaining charge time or the remaining discharge time of a secondary battery can be enhanced. An electric shovel comprises a secondary battery, a battery manage...
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WO/2024/088413A1 |
An interturn fault identification method and apparatus, and an electronic device, a readable storage medium, a computer program product and a computer program. The method comprises: acquiring a normal interturn impedance spectrum of a re...
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WO/2024/089720A1 |
A monitoring apparatus (10) for an insulating element (100) comprising a leakage current collection element (11), a device (12) for storing the energy associated with said leakage current, a module (13) for detecting at least a leakage c...
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WO/2024/088880A1 |
The invention relates to a switching arrangement, comprising a B6 bridge (1) for controlling an electric motor (M), wherein the lower semiconductor switches (LS1 to LS3) of each half bridge (HB1, HB2, HB3) of the B6 bridge (1) are connec...
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WO/2024/087705A1 |
An electric tool system, comprising a switch (3), a motor, a tool control module (102), a tool communication module (101), a power supply module (103), and a battery pack (200). The battery pack (200) comprises a battery pack communicati...
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WO/2024/087182A1 |
A fault diagnosis method for a motor, comprising: acquiring a data group of a motor from a motor driver, and uploading the data group to a cloud server or an edge device, the data group comprising multiple motor operating parameters coll...
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WO/2024/090724A1 |
The present invention relates to a high-speed battery defect inspection method, and, specifically, to a high-speed battery defect inspection method for determining, in a short time, whether a battery formed by stacking a plurality of mon...
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WO/2024/090541A1 |
The present invention is an estimation device (1) comprising an overvoltage calculation unit (20) for calculating the overvoltage of a battery (50) on the basis of a measured value for a current flowing through the battery (50) and a mea...
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WO/2024/090453A1 |
This information processing method involves: acquiring measurement data of a plurality of electricity storage elements; executing first processing for estimating a degradation state of a first electricity storage element group selected f...
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WO/2024/088683A1 |
The invention relates to a detection device (7) for an electrical energy store (1) of a motor vehicle for detecting a fault (6) of at least one energy store cell (5) of a circuit (4) of energy storage cells (5) of the energy store (1), h...
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WO/2024/087061A1 |
A control method for an electronic device, the method comprising: acquiring an initial power amount parameter value of a battery module; in each preset period, acquiring an accumulated power amount parameter value of each operating modul...
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WO/2024/090338A1 |
An electrical storage device 50 comprises a plurality of cells 62 connected in series, a balancer 65 for adjusting variation in discharge capacity for the plurality of cells, and a control unit 130. The control unit 130 calculates a disc...
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WO/2024/089266A1 |
The invention relates to a method and a device for recycling lithium-ion accumulators comprising one or more cells (13), wherein the cells (13) each contain electrode stacks (15) with strip-like electrodes (16, 19), and the strip-like el...
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WO/2024/087085A1 |
A pogo pin cooling system and cooling method, and an electronic component testing device having the system, comprising a coolant circulation module (2). The coolant circulation module (2) comprises a coolant supply channel (21) and a coo...
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WO/2024/092147A1 |
Systems and methods of testing integrated circuits independent of chip package configuration include or utilize a socket configured to receive a device under test (DUT), wherein the socket includes a plurality of input pins and a plurali...
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WO/2024/089213A1 |
The invention relates to a method for determining charge states of battery cells (1, 2, 3) of a chargeable battery (100) having a plurality of battery cells (1, 2, 3) during a charging process. At least one first voltage (V1) of a first ...
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WO/2024/087709A1 |
A double-half-cell efficiency testing device, comprising a first conveying mechanism (1), a feeding and transferring mechanism and a rotating mechanism (3) which are arranged in sequence. The first conveying mechanism (1) comprises two f...
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WO/2024/087706A1 |
The present invention provides a battery cell attenuation degree identification method and apparatus, a medium and a device. The battery cell attenuation degree identification method comprises: acquiring battery cell data under different...
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WO/2024/087700A1 |
A method and system for automatically measuring a capacitance value of a capacitor packet, which method and system relate to the technical field of capacitance measurement. The method comprises the following steps: S1: acquiring paramete...
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