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WO/2023/043023A1 |
A cell balancing circuit connected to a plurality of cells connected in series comprises: a first switch, a first winding, and a second switch that are connected in series between both ends of a central battery cell including the cell lo...
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WO/2023/043431A1 |
A system (60) that monitors and analyzes power consumption signals over time for household equipment (35). Equipment (35) may exhibit a representative operating signature. The system analytics may include determining a 'normal' operating...
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WO/2023/043430A1 |
A power consumption monitoring device (120) that may be attached to any electrically powered equipment (102). In some examples, the device (120) may include a male and female electrical plug that may be inserted between the equipment (10...
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WO/2023/038289A1 |
According to a battery management device and a method for operating same according to embodiments disclosed in the present document, overdischarge of a battery cell is prevented, and the efficiency of the battery management device may be...
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WO/2023/035059A1 |
There is provided a system and method for determining active and reactive currents during asymmetrical low-voltage ride through (LVRT) conditions at an inverter. The method including: receiving an indication of an LVRT condition; and whe...
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WO/2023/036959A1 |
An electric current distributor (2) for an electrical switchboard, comprising an input terminal block (24), positioned at a primary end (22) and comprising input terminals (25) connected to internal conductors of the electric current dis...
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WO/2023/038317A1 |
A battery system may comprise: a battery pack including a plurality of serially connected battery cells; a battery management system for measuring voltage of each of the plurality of battery cells and controlling charging and discharging...
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WO/2023/038255A1 |
According to embodiments, an electronic device may comprise: a battery; a first circuit for communicating with an external power device; a charging circuit for receiving power from the external power device, and charging a battery by usi...
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WO/2023/038400A1 |
According to one feature of the present invention, a melt bonding protection module for controlling a negative contactor connected between the cathode of a battery pack and a second output terminal according to melt bonding of a positive...
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WO/2023/029598A1 |
A low-power-consumption intelligent current sensor and a working mode control method therefor. The sensor comprises a magnetic core (1), a secondary winding (2) wound around the magnetic core (1), a magnetic sensor (3) disposed in the ma...
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WO/2023/030727A1 |
The present invention relates to a method for checking the plausibility of a current measurement in a power system and to a power system, the method involving: determining a current flowing between an electrical energy store (20) and an ...
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WO/2023/033395A1 |
An energy supply device for supplying energy to an object may determine a first coil of a plurality of coils as a transmission coil, determine a second coil of the plurality of coils as a reception coil, transmit a detection signal to th...
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WO/2023/031431A1 |
Filters are made from real components, such as resistors and capacitors, and tolerances in their values significantly affect the way in which the filter modifies the signal passing through the filter. This disclosure relates to a way of ...
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WO/2023/032413A1 |
This semiconductor device comprises: high-side and low-side, first and second output transistors; a first terminal that connects to a connection node between the first and second output transistors; and a second terminal configured to co...
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WO/2023/028665A1 |
Passive optical Sagnac interferometers for current sensing, method of using the same and method of constructing the same. In one embodiment, the passive optical Sagnac interferometer for current sensing comprises an NxN fibre coupler, wh...
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WO/2023/030345A1 |
A current peak value measurement apparatus (100), a high voltage generator (200), and a therapeutic device for vascular calcification. The current peak value measurement apparatus (100) comprises a PCB Rogowski coil (10), a sampling resi...
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WO/2023/034034A1 |
System and methods for operating a portable device. The methods comprise: detecting, by a voltage monitor circuit, an output voltage of an external battery; providing a single output signal from the voltage monitor circuit to a function ...
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WO/2023/030838A1 |
The NILM device (110) configured to, measure electrical parameters comprising active power, reactive power, and apparent power for each phase of the supply line (112). The NILM device (110) extract a sample window from the measured elect...
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WO/2023/023834A1 |
The present utility model relates to an arrangement in a passive adapter device for current sensors, the device comprising: a core case comprising two components, wherein each component houses a magnetic core and each component comprises...
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WO/2023/027319A1 |
An electronic device, according to one embodiment of the present disclosure, comprises: a socket for supplying power; a sensor for detecting whether an object is inserted into the socket; a switch that controls the supply of current to t...
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WO/2023/022453A1 |
An apparatus for measuring a switching charge according to an embodiment of the present invention, comprises: a voltage applying unit for applying a voltage pulse of a predetermined frequency to a gate of a transistor including a gate ox...
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WO/2023/020013A1 |
A current measurement apparatus (300) and an electronic device, capable of improving the sensitivity of the current measurement apparatus (300). The current measurement apparatus (300) comprises: a magnetic sensor (100) configured to sen...
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WO/2023/020633A1 |
A capacitive voltage transformer, a monitoring device (6), and a signal processing method, belonging to the technical field of electrical signal processing. The capacitive voltage transformer comprises: a capacitive voltage divider (1), ...
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WO/2023/019306A1 |
A battery conditioner for electrical connection to a vehicle battery, the conditioner comprising a voltage sensing means for sensing a voltage of the battery, the conditioner being operable between: (a) an active state, wherein when the ...
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WO/2023/019958A1 |
A hybrid current sensor (104, 204, 304, 404, 504, 554, 604, 624, 644, 664) may include a main conductor (206, 306, 406), having a first end (220) and a second end (222), wherein a current flow direction extends between the first end (220...
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WO/2023/018057A1 |
According to various embodiments of the present disclosure, an electronic device comprises a charging circuit, a battery, and a processor operatively connected to the charging circuit and the battery, wherein the processor can be configu...
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WO/2023/015779A1 |
Disclosed is a high-reliability protection circuit and a power supply system. The high-reliability protection circuit comprises: a load overcurrent voltage monitoring module, which detects a load power supply voltage of a load and determ...
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WO/2023/015475A1 |
A current sensing module, comprising a circuit board (1), an annular magnetic body (2) and a current sensing assembly (3). At least one copper foil (12) is laid in the circuit board (1); the annular magnetic body (2) has an inner surface...
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WO/2023/018291A1 |
A wireless power drive home appliance for controlling the amount of power supplied to a load comprises: a wireless power transmission unit for transmitting power wirelessly via a transmission coil; a reception coil unit for wirelessly re...
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WO/2023/015782A1 |
A testing circuit (100) applied to a photovoltaic system having a quick shutdown mechanism. The testing circuit (100) comprises: a voltage generator (101) coupled to a solar panel (PV) in a photovoltaic system and configured to generate ...
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WO/2023/018070A1 |
A battery management apparatus according to an embodiment disclosed in the present document may comprise: a first controller that obtains state data including a measurement value obtained by measuring a state of a battery; a second contr...
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WO/2023/018165A1 |
A defect type classification system comprises: a measurement unit which is connected to a battery for which a defect type is to be detected, and generates measurement data by measuring at least one of the electrical properties of the bat...
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WO/2023/018494A1 |
An electrical power network employing fault location, isolation and system restoration. The system includes a plurality of switching devices electrically coupled along a power line downstream of a fault interrupting device. The switching...
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WO/2023/017737A1 |
This invention provides a probe device that can be made to be significantly more compact than the prior art.　This probe device comprises an input cable that is connected to a probe terminal, an output terminal that is connected to a pr...
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WO/2023/013139A1 |
[Problem] To achieve a highly accurate negative voltage monitoring circuit. [Solution] A negative voltage monitoring circuit (10) comprises a first voltage-dividing circuit (100), a first amplifying circuit (102), a second amplifying cir...
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WO/2023/014147A1 |
Disclosed are an apparatus and method for inspecting a camera module. This apparatus for inspecting a camera module comprises: an input/output unit that receives an image data signal output from a camera module; and a control unit that, ...
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WO/2023/013971A1 |
The present invention comprises: a power supply unit which generates an operating power supply voltage from a plurality of batteries; a power connection switching unit which performs connection or disconnection of the power supply unit t...
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WO/2023/013962A1 |
A battery management device according to an embodiment disclosed in the present document may comprise: a power source unit comprising a plurality of power sources; a measurement unit for measuring a first voltage by applying a first powe...
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WO/2023/008867A1 |
A control method of an energy storage system according to an embodiment of the present invention relates to a control method of an energy storage system comprising: multiple batteries; and multiple power conversion devices connected to t...
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WO/2023/006007A1 |
A transient process time information detection apparatus for a power electronic device. The apparatus comprises: an RC equivalent circuit, which is connected in parallel to an equivalent voltage source formed by a power electronic device...
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WO/2023/010096A1 |
A power tool device that includes a housing, a battery pack interface configured to receive at least one battery pack, a first battery pack terminal and a second battery pack terminal, a low quiescent current direct current ("DC") link b...
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WO/2023/008883A1 |
A battery management system, according to the present invention, comprises: a battery monitor; a balancer; and a control circuit for controlling the balancer. The control circuit: determines first voltage values representing the respecti...
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WO/2023/006187A1 |
There is provided a disaggregation and identification method arranged to disaggregate and identify aggregated electrical load data. The method comprises obtaining operation data from an automated control management system; extracting a t...
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WO/2023/009201A1 |
An energy storage system can include a battery, a power converter comprising a first plurality of switching devices coupled to the battery and a second plurality of switching devices coupled between the first plurality of switching devic...
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WO/2023/006439A1 |
The invention relates to an analysis device for analysing the state of a differential current sensor sensitive to universal current, having a magnetic-field-sensitive component and at least one main winding, wherein the differential curr...
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WO/2023/006587A1 |
The invention relates to a monitoring assembly (14) for monitoring a supply signal of an electrically operated component (12), the monitoring assembly (10) comprising a monitoring circuit (20) and a control and evaluation unit (22) assig...
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WO/2023/003244A1 |
The present invention relates to a battery fire prevention and diagnosis system comprising: an ultra high frequency (UHF) sensor provided inside or outside a battery so as to measure radiated electromagnetic waves; a data acquisition uni...
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WO/2023/000258A1 |
A voltage sampling apparatus (30) and a related method, which are characterized in that: the voltage sampling apparatus comprises a differential circuit (301), a voltage dividing circuit (302) and a first calibration switch (303); a firs...
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WO/2023/003655A1 |
A method of managing a battery of a wireless sensor or other battery- powered remote wireless device includes pre-characterizing the device's energy usage during its various activities and modes, placing the device in operation, opportun...
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WO/2023/001230A1 |
A voltage filtering method for a detecting point in a circuit, a switch state detecting method, and a related apparatus, which can be applied to the technical field of new energy. The voltage filtering method for a detecting point in a c...
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