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WO/2022/110606A1 |
Provided are a leakage current measurement device for a battery management controller, and a leakage current measurement method. The leakage current measurement device for a battery management controller comprises: a first multi-path cha...
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WO/2022/114871A1 |
A battery diagnosis device according to the present invention is for diagnosis of a cell group including multiple battery cells connected in series, and comprises: a voltage sensing circuit configured to periodically generate a voltage s...
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WO/2022/112669A1 |
Method for inspecting a battery of a vehicle, this method executing a first step (E0) comprising, after the vehicle has been started up, a second substep: - applying in succession a plurality of electrical stresses to the battery each ca...
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WO/2022/114251A1 |
The present invention relates to a smart charging and discharging switch matrix system which can produce various outputs in a single system, and to a smart charging and discharging switch matrix system connected to a load (10), the syste...
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WO/2022/114402A1 |
According to the present disclosure, a device for measuring a voltage by using a Pockels cell comprises: a Pockels cell for changing a reflective index of incident light on the basis of an applied electric field; at least one non-polariz...
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WO/2022/107138A1 |
A method of detecting faults in three-phase power lines, including sampling current from the three phase power lines using a set of three sensors each located on a respective power line, processing the current samples from each of the th...
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WO/2022/109232A1 |
Systems described herein include a battery pack including one or more battery cells and a first resistive element connected to a positive electrode of a first battery cell. The systems also include an external device capable of receiving...
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WO/2022/105663A1 |
A current detection circuit (20), a current leakage detection method, and a charging system. The current detection circuit (20) is capable of outputting an excitation signal to a first winding (u1) in a magnetic induction coil (10), then...
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WO/2022/105829A1 |
A linear compressor or an operation method comprises: driving a motor of the linear compressor to a reference current; and detecting a sampled current during driving the motor. The linear compressor or the method may further specify: cal...
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WO/2022/106245A1 |
The invention relates to a monitoring device (10) for an at least partially electrically operated motor vehicle (12), the monitoring device (10) comprising a housing (14) configured to be arranged on the vehicle (12) and to accept at lea...
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WO/2022/108344A1 |
The purpose of the present invention is to provide a battery management apparatus and a battery management method, wherein an optimal upper limit C-rate corresponding to a battery cell is determined to prevent lithium plating from occurr...
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WO/2022/104613A1 |
A voltage monitoring circuit and a chip, which relate to the field of chips and are used for achieving higher-accuracy measurement of the voltage of a monitored power supply. The voltage monitoring circuit comprises: a first delay sub-ci...
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WO/2022/108164A1 |
The fast charging device with protecting overheat according to an embodiment of the present disclosure may increase or decrease the charging current applied to the battery based on a battery internal resistance calculated by a battery vo...
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WO/2022/103213A1 |
A battery diagnostic device according to an embodiment of the present invention comprises: a profile generation unit configured to acquire a battery profile representing a correspondence relationship between a voltage and a capacity of a...
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WO/2022/103083A1 |
An aerosol-generating device is disclosed. The aerosol-generating device of the present disclosure includes a heater configured to heat an aerosol-generating substance, a battery configured to supply electric power to the heater, a memor...
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WO/2022/103183A1 |
A charging/discharging system according to an embodiment of the present invention comprises: a main power conversion unit configured to convert an alternating current power from an AC power grid into a direct current power having a refer...
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WO/2022/102900A1 |
The present invention relates to a method for controlling charging and discharging of a power station equipped with a plurality of battery packs, the method being performed via a power station which is equipped with N (a natural number w...
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WO/2022/098096A1 |
The present invention relates to a battery diagnostic device and method and, more specifically, to a battery diagnostic device and method which can diagnose the state of each of a plurality of battery modules on the basis of the resistan...
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WO/2022/097884A1 |
The present invention relates to a method for assigning a communication ID, and a system providing same method. The system for assigning a communication ID of the present invention comprises a plurality of slave battery management system...
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WO/2022/097770A1 |
The present invention relates to a wearable electric shock recognition device and, more specifically, to a wearable electric shock recognition device capable of determining whether an electric shock occurs, on the basis of an output of a...
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WO/2022/098181A1 |
The present invention relates to a system and method for battery diagnosis according to altitude using an atmospheric pressure sensor, wherein the system and method differently set diagnostic levels and algorithms according to altitudes,...
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WO/2022/097972A1 |
An electronic device according to an embodiment comprises: a battery; a power supply circuit electrically connected to the battery and for managing power supplied to the electronic device; and a processor for controlling the electronic d...
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WO/2022/098095A1 |
A sensing device according to one embodiment of the present invention comprises: a voltage measurement unit for measuring the voltage of a battery when power is supplied; an environmental information measurement unit for measuring enviro...
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WO/2022/092496A1 |
The present invention relates to a device and a method for diagnosing an inter-turn short fault of an induction motor, the device comprising: an induction motor; and a fault detection unit for determining whether a fault exists in the in...
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WO/2022/092726A1 |
A circuit determination system using a power bit signal is provided. A circuit determination system using a power bit signal, according to one embodiment of the present invention, comprises: a transformer using an alternating current to ...
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WO/2022/093449A1 |
A current sensor circuit comprises multiple resistive circuit elements of different values of electrical resistance arranged between at least one input terminal of the current sensor circuit and an output terminal; a first plurality of s...
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WO/2022/092065A1 |
Provided is an electric current detection circuit which makes it possible finely adjust characteristics when detecting an electric current in each of both directions in which said current flows through a current transformer. An electric ...
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WO/2022/091570A1 |
In initial correction processing in this invention, a correction value T(0) is set to the median between a minimum correction value Tmin(0) and a maximum correction value Tmax(0). A circuit unit 4 receives a provisional adjustment value ...
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WO/2022/088241A1 |
Provided by the present invention are a method for monitoring a heating state of a motor coil, a related device, and a medium. T he method comprises: collecting a sample current value in a wire of a coil and a sample temperature value of...
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WO/2022/088608A1 |
An on-site on-line comparison test device and method for a power quality monitoring terminal. The method comprises: connecting a power quality monitoring terminal and a test device by means of Ethernet; starting a test at a set time poin...
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WO/2022/092827A1 |
A battery management device according to an embodiment of the present invention comprises: a measurement unit configured to measure a first voltage of a battery cell at a first point in time and measure a second voltage and a second capa...
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WO/2022/083242A1 |
A method for analyzing association between rail transit and transformer direct-current magnetic bias, comprising the following steps: A, acquiring the magnitudes of feed cable currents and direct-current magnetic bias currents: measuring...
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WO/2022/083175A1 |
A track circuit outdoor device having a non-contact voltage acquisition function and a non-contact voltage acquisition method. The track circuit outdoor device comprises a tuning and matching unit device, the tuning and matching unit dev...
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WO/2022/085833A1 |
The present invention relates to a system for diagnosing degradation of photovoltaic generation and, more particularly, a system for diagnosing degradation of photovoltaic generation which can accurately diagnose the degree of degradatio...
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WO/2022/082339A1 |
An intelligent insulator lightning current monitoring device and an intelligent insulator fault determination method. The method comprises: an MCU storing a collected and processed current signal in an array by means of DMA, and comparin...
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WO/2022/086097A1 |
Disclosed in the present invention is a battery test device capable of diagnosing defects, or an inspection device capable of diagnosing defects in a battery test device. According to one aspect of the present invention, the battery test...
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WO/2022/085996A1 |
A battery management apparatus, according to one embodiment of the present invention, comprises: a profile generation unit configured to obtain a battery profile indicating a corresponding relationship between a voltage and SOC of a batt...
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WO/2022/086175A1 |
The present invention provides a method for determining the remaining capacity of a lithium-sulfur battery using a voltage drop value by applying a constant current in an open circuit state, and a battery pack implementing the method.
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WO/2022/080699A1 |
A battery system comprises: a battery pack comprising multiple battery cells; a pressure sensor positioned in the battery pack so as to measure internal pressure of the battery pack for each sampling period; and a battery management syst...
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WO/2022/080746A1 |
An apparatus for diagnosing a battery state according to an embodiment of the present invention comprises: a measurement unit configured to measure respective voltages of a plurality of batteries; a profile generation unit configured to ...
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WO/2022/080684A1 |
An electronic device according to various embodiments disclosed in the present document may include a first electronic device and a second electronic device including a second battery and a second terminal electrically connected to the s...
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WO/2022/080811A1 |
According to various embodiments, a sensor device may comprise: an energy harvester configured to generate electrical energy; an energy storage circuit configured to store the generated electrical energy; a monitoring circuit; a sensor; ...
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WO/2022/080835A1 |
A battery diagnostic device according to an embodiment of the present invention comprises: a measuring part configured to measure voltage and temperature of a battery; an ohmic resistance determining part configured to determine an ohmic...
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WO/2022/073534A1 |
In a power semiconductor circuit (1) for controlling an electrical machine (4) a direct current is determined by means of a change over time of a voltage at a DC link capacitor (2) of the power semiconductor circuit (1).
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WO/2022/075804A1 |
A method for inspecting a semiconductor device is provided. The method for inspecting a semiconductor device may comprise the steps of: preparing a semiconductor device under test; measuring a current signal outputted from the semiconduc...
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WO/2022/075709A1 |
A battery management apparatus according to an embodiment of the present invention comprises: a battery information measurement unit configured to be connected to a battery and measure a voltage of the battery; and a control unit configu...
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WO/2022/075708A1 |
An apparatus for diagnosing a state of a battery according to one embodiment of the present invention pertains to an apparatus and a method for diagnosing a state of a battery that can track and diagnose the state of a battery on the bas...
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WO/2022/074400A1 |
Methods and systems for processing of measurement data related to an electrical power grid or other electrical apparatus by using machine-learning techniques and providing anomalous event detection from the electrical measurement data ar...
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WO/2022/076447A1 |
A system for testing a transformer includes a voltage source configured to apply an input voltage to a secondary winding of the transformer, the input voltage is configured to induce a voltage in a primary winding of the transformer. A p...
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WO/2022/072753A1 |
A method for analysis of a gas stream includes adjusting a voltage to a particulate matter sensor, the particulate matter sensor having an agglomeration of particulate matter. The method includes measuring a first rate of current change ...
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