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WO/2023/132526A1 |
The present invention provides a power storage device and a method for operating same, the power storage device comprising: a rack BMS which outputs measurement data and a failure flag of a battery rack including a plurality of battery c...
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WO/2023/132460A1 |
An electronic device is disclosed. The electronic device comprises: a battery of less than a critical capacity; a memory for storing information about a changed voltage value of the battery according to the elapse of unit time after char...
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WO/2023/132521A1 |
A battery data management device according to an embodiment disclosed herein may comprise: a controller that determines whether a battery is abnormal, on the basis of battery data, determines an abnormality level of the battery on the ba...
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WO/2023/130797A1 |
An abnormality detection circuit and method. The circuit comprises: an XOR logic module (10), which is used for inputting a power supply frequency measurement signal, and a square wave signal, which has the same frequency and the same ph...
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WO/2023/130616A1 |
Provided are a relay (102) of a battery, a relay control policy, a battery (100), and an electric apparatus. The relay (102) of the battery comprises a first contact (1), a second contact (2), a detecting element (6), and a driving mecha...
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WO/2023/132499A1 |
The present invention relates to a battery management system that provides noise cancellation of CAN communication, an energy storage device, and a battery system. The battery management system of the present invention, which is a batter...
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WO/2023/132520A1 |
A battery capacity prediction device according to an embodiment disclosed in the present document may comprise: an extractor which extracts comparison data obtained by comparing a measured capacity of a battery with a reference capacity ...
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WO/2023/131086A1 |
Provided in the present application are a method and apparatus for determining the state of charge of a battery, and an electronic device and a storage medium. The method comprises: determining the number of charging/discharging cycles a...
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WO/2023/132831A1 |
Electrical devices, such as electrical switch devices, include a printed circuit board (PCB) that includes a communication circuit configured to communicate with a remote device and a processing circuit, a magnet, and a magnetic sensor c...
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WO/2023/132670A1 |
According to the present invention, a first insulation resistance monitoring circuit includes a first resistor connected between a positive terminal of a battery pack and a node, is connected between the positive terminal of the battery ...
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WO/2023/131602A1 |
The invention relates to a plug-in connector (100, 200) for forming a plug-in connection in a plug-in direction (X) in order to transmit electrical energy and/or electrical signals, wherein the plug-in connector (100, 200) has an insulat...
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WO/2023/130570A1 |
A crimping quality inspection method and apparatus and a computer readable storage medium. The method comprises: acquiring crimping data of a connector crimped to a printed circuit board (101); generating a crimping curve according to th...
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WO/2023/130625A1 |
A cell sampling circuit, which relates to the technical field of battery management. The cell sampling circuit comprises: a plurality of target units (11, 12), which are successively connected in series by means of daisy-chain communicat...
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WO/2023/133270A1 |
The following disclosure relates to methods of identifying defects (e.g., short circuits) in a membrane of an electrolytic cell. The following disclosure further relates to methods of repairing such a defect in the membrane of the electr...
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WO/2023/132938A1 |
A system and method determine and/or adjust tire pressure sensor timings to transmit information using BLE information, regardless of the presence of other BLE systems. A tire pressure monitoring (TPM) system or other computing device re...
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WO/2023/132602A1 |
The present invention presents a device and a method for detecting a deteriorated battery cell, the device comprising: a measurement unit for measuring the state of a battery; an estimation unit for estimating the SOH of the battery; a d...
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WO/2023/132825A1 |
Methods, systems, and apparatus, for a high throughput scan architecture. The scan architecture can include a clock controller, a decompressor, a scan chain, and a compressor. In some implementations, a set of values that represents a pa...
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WO/2023/132604A1 |
This battery system may comprise: a plurality of battery packs; a plurality of positive electrode relays each connected between a positive electrode and a positive electrode link of the corresponding battery pack among the plurality of p...
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WO/2023/130584A1 |
A capacitance measurement structure and a forming method thereof. A semiconductor substrate (101) is provided, and a well region (103) is formed in the semiconductor substrate (101), the well region (103) being doped with impurity ions o...
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WO/2023/133041A1 |
Electrical connectors with integral fault detection are provided. The connectors are adapted to be coupled to AC multi-phase electrical cables, and can include a plurality of phase contacts, a detector, and an indicator. The phase contac...
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WO/2023/132529A1 |
The present invention has the advantage of more accurately estimating the state of a battery by adding system noise to a recursive filter used for estimating the state of the battery. According to an embodiment of the present invention, ...
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WO/2023/130776A1 |
Disclosed are a method and system for predicting the working condition health status of a battery in an energy storage power station. The prediction method of the present invention comprises: acquiring historical operation data of a batt...
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WO/2023/131025A1 |
A battery test assembly (10), a battery (20), a charging assembly (60) and an electric device (70). The battery test assembly (10) comprises: a positive electrode probe (11), wherein a first end (11a) of the positive electrode probe (11)...
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WO/2023/130590A1 |
A Battery Management System (BMS) inspects a battery pack using AC impedance. A controller of the BMS generates a pulse modulation signal to an on-board excitation regulator such as a synchronous buck converter, modulates a limited energ...
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WO/2023/133578A1 |
An over-voltage protection system is provided for use with electrical equipment. The system includes a protection circuit having a first bus (141) for receiving electrical power, a second bus (142) for providing power to the equipment (2...
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WO/2023/130522A1 |
A shutdown device detection and control method, and a detector. The method comprises: when receiving a shutdown device detection request, sending a heartbeat signal of a first signal strength to a target shutdown device in a target shutd...
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WO/2023/128428A1 |
The present invention relates to a test socket used to measure electrical characteristics of an electrical device. The present invention provides a test socket for signal loss protection, wherein the test socket is disposed between facin...
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WO/2023/129411A1 |
A method includes placing a semiconductor device package in a test handler, the semiconductor device package having leads of a first portion of a package substrate extending from a mold compound and leads of a second portion isolated fro...
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WO/2023/123955A1 |
A battery pack connection detection apparatus and an electric vehicle. The battery pack connection detection apparatus comprises a battery management system (101) and a switching module (102). The battery management system (101) comprise...
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WO/2023/124003A1 |
The present invention provides a hardware fault diagnosis method and apparatus for a DCDC conversion module, and a storage medium. The DCDC conversion module comprises: a first branch circuit and a second branch circuit which are connect...
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WO/2023/128669A1 |
The present invention relates to a partial discharge monitoring system and a partial discharge monitoring method which can monitor and determine, in real time, a fault generated in high-voltage power equipment by performing pattern-recog...
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WO/2023/129614A1 |
A method for powering an electric vehicle including an electrochemical battery and one or more supercapacitor batteries includes determining self-discharge rate data for the one or more supercapacitor batteries and, in response to the se...
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WO/2023/127315A1 |
Provided is a component sorting device that improves component sorting accuracy. A component sorting device 1 comprises: a linear feeder 10 that conveys components; a turntable 20 that conveys the components conveyed by the linear feeder...
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WO/2023/129505A1 |
A non-intrusive, in-situ power method for measuring the loss associated with magnetic components (for example, an inductor) of a power converter is provided. The method involves first capturing a first set of voltage and current waveform...
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WO/2023/129741A1 |
Systems and methods are provided for electrochemical battery testing in supercapacitor-to-electrochemical hybrid systems, which may be provided in an electric vehicle. Such systems may include at least one electrochemical battery and an ...
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WO/2023/127396A1 |
An estimating apparatus (10) comprises: a measured data storage unit (11) for storing a plurality of items of measured data including a first smoothed voltage value of an electricity storage device, a smoothed voltage variation amount ob...
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WO/2023/125017A1 |
A monitoring terminal for safety servicing of a vehicle of a power-concentrated motor train unit before driving. The terminal comprises a main control unit and a display screen. The main control unit comprises: a pre-trial preparation mo...
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WO/2023/128858A1 |
A method of measuring a characteristic of an electrical insulation system of a high voltage device (20) connectable to an electrical network (40), the method comprising the following steps: disconnecting the high voltage device (20) from...
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WO/2023/129806A1 |
A micro-structure test apparatus comprises: a target wafer comprising: a target substrate, a plurality of target metal contacts, a first target dielectric material isolating the target metal contacts, a beginning contact area, an ending ...
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WO/2023/125502A1 |
A base (9) grounding detection apparatus and method. A voltage signal acquisition unit (302) acquires a voltage signal of a base (9). A voltage detection unit (304) determines, according to the voltage signal and a preset voltage signal,...
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WO/2023/128736A1 |
A motor driving device according to one embodiment of the present invention comprises: a first position detection sensor for detecting the position of a motor and self-diagnosing a defect; a second position detection sensor for detecting...
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WO/2023/127766A1 |
The present invention is provided with a chamber 10 according to one embodiment, an air refrigeration cycle device 20, and a rectifying plate 40 that is disposed inside the chamber 10 and extends in the vertical direction. The rectifying...
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WO/2023/129520A1 |
A system for powering an electric vehicle includes a first switch disposed on a first electrical path between at least one electrochemical battery and the electric vehicle, a second switch disposed on a second electrical path between at ...
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WO/2023/123556A1 |
Provided is a device for real-time monitoring of an ignition coil and comprehensive environment durability testing, comprising a comprehensive environment durability testing box (1), an input and output control unit (2) for endurance tes...
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WO/2023/127316A1 |
Provided is a component sorting device that inhibits a decrease in storage characteristics of electronic components in a case. This component sorting device 1 comprises: conveyance mechanisms 10, 20 that convey components; an imaging dev...
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WO/2023/123374A1 |
A nitride-based semiconductor device includes a first nitride-based semiconductor layer, a second nitride-based semiconductor layer, a first nitride-based transistor, a second nitride-based transistor, and a thermal resistor. The first n...
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WO/2023/123677A1 |
Provided are a control method and device of a power type energy storage apparatus and a regional power system. The power type energy storage apparatus is connected to an incoming line end of a second transformer by means of a first trans...
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WO/2023/129681A1 |
An Energy Management Unit (EMU) integrates the on-board charger (OBC) and battery management system (BMS) and optional DC-DC to behave like a lab based Electrochemical Impedance Spectroscopy (EIS) device. New high-bandwidth charge contro...
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WO/2023/124352A1 |
A testing circuit (1) and method for an optical phased array (OPA) chip. The testing circuit (1) comprises a laser assembly (11), a first electrode (12), a second electrode (13), and a signal processing unit (14); the first electrode (12...
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WO/2023/125019A1 |
An insulation materials performance evaluation method for a motor, which comprises at least one among a short term compatibility evaluation method and/or a long term compatibility evaluation method, and insulation materials comprising mi...
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