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WO/2024/095903A1 |
The present invention comprises: a busbar that extends in a first direction; a sensor that detects a magnetic field generated by a current flowing in the busbar; a shield core having magnetic properties, the shield core surrounding the b...
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WO/2024/094000A1 |
The present invention relates to the technical field of motor control, specifically provides a power module for a motor, and aims to solve the problem of increase of the loss of power modules under high frequency caused by increase of th...
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WO/2024/093227A1 |
The present application discloses an electronic device, a control method and apparatus therefor, and a storage medium. The electronic device comprises at least one half-bus load pair arranged on an upper half-bus and a lower half-bus of ...
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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/2024/095703A1 |
A power conversion device (10) comprises first upper and lower arm switches (S1H, S1L), second upper and lower arm switches (S2H, S2L), third upper and lower arm switches (S3H, S3L), an upper arm rectification unit (S4H, D4H) and a lower...
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WO/2024/095706A1 |
A power conversion device (10) comprises: multiple-phase AC terminals (Tac1 to Tac4); DC terminals (TdcH, TdcL); an AC-DC conversion circuit (S1H to S4L); electric paths (41 to 43, 140, 210) that are provided corresponding to the respect...
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WO/2024/093486A1 |
A power supply apparatus for a power transmission line monitoring device, said apparatus belonging to the technical field of power supply. The power supply apparatus comprises an energy acquisition module (1), a power transformation modu...
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WO/2024/096302A1 |
An inverter unit that drives a compressor motor comprises, in order for a plurality of inverter elements installed on a seating surface of an inverter housing to be individually fixed to the seating surface, an insulating member which is...
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WO/2024/095705A1 |
In the present invention, a power converter (10) comprises first to third upper and lower arm switches (S1H, S1L, S2H, S2L, S3H, S3L), upper and lower arm rectifying units (S4H, D4H, S4L, D4L), a body composed of a compensation power sto...
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WO/2024/095691A1 |
This integrated module comprises: a plurality of drivers which respectively energize a plurality of auxiliary apparatuses mounted on a vehicle; a common substrate on which the plurality of drivers are mounted; and a module housing which ...
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WO/2024/097518A1 |
An electrostatic gun driver (100) includes an inverter (102) configured to receive power from a power supply (104). The electrostatic gun driver (100) in addition includes a controller (106) configured to control the inverter (102). The ...
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WO/2024/092408A1 |
The present disclosure relates to a motor driver and a motor driving system. The motor driver comprises: a rectifying circuit, a direct current link circuit, and an inverter circuit. The rectifying circuit comprises a rectifier bridge, a...
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WO/2024/096283A1 |
Disclosed is a multi-port charger that can charge a higher voltage battery by boosting a low direct current charging voltage by using a pre-installed vehicle-mounted charger without additional parts or devices, and can be used for variou...
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WO/2024/095597A1 |
This semiconductor module comprises at least one substrate and a plurality of semiconductor switching elements. The substrate has a first electrode pattern, a second electrode pattern, and a third electrode pattern, the first electrode p...
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WO/2024/095778A1 |
A program updating device according to the present invention comprises a control unit that carries out control such that when a power conversion device that drives an electrical apparatus loaded on a moving body is not operating, install...
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WO/2024/093660A1 |
The present invention provides a power amplifier and a chip. The power amplifier comprises a power amplification module, the power amplification module comprising an H-bridge circuit sub-module, and the H-bridge circuit sub-module compri...
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WO/2024/095348A1 |
In the present invention, an electric power converter comprises a housing, and first and second three-phase block semiconductor units of identical structure within the housing, wherein: each of the first and second three-phase block semi...
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WO/2024/094727A1 |
The invention relates to an electrical system (1), comprising a DC-to-DC converter (ICU), and having: a first operating mode, wherein the first terminal supplies the second terminal, and wherein the cut-off frequency of the first resonan...
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WO/2024/088139A1 |
A totem-pole bridgeless circuit. The circuit comprises a slow bridge arm unit (110) and a fast bridge arm unit (120) which are connected in parallel; an alternating-current input unit (130) connected between the midpoint of two switching...
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WO/2024/088121A1 |
Provided in the present application are a power converter and a control method therefor. The power converter comprises an output inductor, an output capacitor, a first current sampling circuit, a first-phase bridge arm, a second-phase br...
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WO/2024/092180A1 |
The disclosure provides a method of operating a system supported by an electric vehicle, EV. The method includes receiving input data from the input. When the input data is indicative of the EV being in a driving status, the method inclu...
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WO/2024/088868A1 |
A method for computing an optimized pulse pattern (20) for an electrical converter (18) is presented. The optimized pulse pattern (20) comprises a series of switching transitions, each switching transition comprising a switching angle (Î...
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WO/2024/090001A1 |
This power conversion device comprises: an upper arm semiconductor element connected to positive electrode wiring; a lower arm semiconductor element connected to negative electrode wiring; first AC wiring that connects the upper arm semi...
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WO/2024/089751A1 |
A high voltage pulse power supply device (10) comprising: capacitors (C1-C4) including an i-th capacitor; full bridge inverters (Inv1-Inv4) including an i-th full bridge inverter connected to the i-th capacitor, the full bridge inverter ...
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WO/2024/090345A1 |
The present invention addresses the problem of reducing size. In a power converter (100), a controller (50) performs a charging control operation for charging a regenerative capacitor (15) as a startup operation, and an inverter control ...
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WO/2024/091083A1 |
The present invention relates to a modular multilevel converter and a power system using same. The modular multilevel converter may comprise: a first converter unit having a leg according to a preset phase, wherein the leg has an upper a...
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WO/2024/090232A1 |
Pull-down resistors (Rdu, Rdv, Rdw) are composed of two voltage dividing resistors which divide voltages between the ground and inter-arm connection points (Nu, Nv, Nw) that are connection points of upper arm elements (61, 62, 63) and lo...
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WO/2024/088990A1 |
A circuit (10) having the following features: a power converter circuit (12) comprising a DC voltage connection with two potential taps (20a, 20b) and one or more phase connections (18a, 18b, 18a', 18b', 18c'); and a controller (25), the...
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WO/2024/087629A1 |
The present application discloses a control method and apparatus for a three-phase power supply conversion circuit, a device, and a storage medium. The method comprises: acquiring respective operating power values of a full-bus load and ...
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WO/2024/082715A1 |
Provided in the present application are a power conversion system and a ripple current suppression method therefor. The power conversion system comprises a controller, M direct-current converter units, a bus capacitor and an inverter uni...
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WO/2024/083123A1 |
Provided are a three-phase Vienna rectification circuit and a design method therefor. The three-phase Vienna rectification circuit comprises a three-phase alternating-current input end, three inductors, three power switch groups, a first...
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WO/2024/084566A1 |
Provided is an electric power converter control device for controlling an electric power converter which executes electric power conversion between a DC power supply and a motor, the electric power converter control device comprising a m...
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WO/2024/082132A1 |
Embodiments of the present invention disclosea device for DC bus capacitor and method thereof, electrical device and storage medium. The device comprising: a resistor, connected in series with a DC bus capacitor of a converter; a braking...
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WO/2024/085384A1 |
The present invention relates to an electric compressor comprising: a motor that generates power; a compression mechanism that receives power from the motor and compresses a refrigerant; an inverter that controls the motor; a connector t...
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WO/2024/085377A1 |
A power supply device is disclosed. This power supply device comprises a PFC circuit and a control circuit for controlling the operation of the PFC circuit. The PFC circuit comprises: a power input unit that receives an AC voltage as an ...
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WO/2024/085177A1 |
This electric power supply device simulates a synchronous generator having a rotating body and controls the frequency of an output voltage, thereby inputting and outputting electric power to and from an electrical power grid, the electri...
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WO/2024/082980A1 |
A chip, a control chip, a switching power supply and a power adapter, which relate to the technical field of electronics, and can ensure precision in detecting a current. The chip comprises: a substrate; a first switch tube manufactured ...
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WO/2024/082066A1 |
A bi-directional power converter is disclosed, the power converter comprising: a low-frequency circuit comprising four low-frequency switches and two DC-link capacitors; a high-frequency circuit comprising two high-frequency switches; an...
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WO/2024/083387A1 |
The invention relates to a method for operating switching elements (24) of an inverter (20) which is electrically coupled to a multiphase alternating voltage (16), wherein the inverter has at least one series circuit (22) which consists ...
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WO/2024/083326A1 |
The invention relates to a busbar arrangement (1) for connecting a first component (2) and a second component (3), the busbar arrangement at least having a plurality of electrical conductors (4) for the electrical transfer of a multiphas...
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WO/2024/083717A1 |
A heat sink comprises first coolant channels and second coolant channels. The first coolant channels comprise first inflow sections and are adapted to guide first coolant flows. The second coolant channels comprise second inflow sections...
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WO/2024/084914A1 |
[Problem] To provide an electric compressor with which it is possible to improve sealing properties when attaching a hermetic plate to an inverter storage part side of a partition wall. [Solution] Hermetic pins 53 are provided from an in...
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WO/2024/082553A1 |
Disclosed are an air conditioner, a power supply circuit thereof and a buck-boost control method therefor. When a switch circuit (110) is connected to a mains supply, if it is detected that a load (20) currently connected to a PFC circui...
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WO/2024/077527A1 |
A nitride-based power converter (300) comprises: an input port (301) having a low-potential terminal and a high-potential terminal; an output port (302) having a low-potential terminal and a high-potential terminal; a transformer (310) h...
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WO/2024/080465A1 |
The present invention relates to an electric compressor comprising: a motor for generating power; a compression mechanism driven by the motor so as to compress a refrigerant; an inverter for controlling the motor; and a connector provide...
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WO/2024/077931A1 |
The present application discloses a buck-boost converter and a power supply system. The converter comprises a controller, a controllable switching transistor, a freewheeling diode and a boost circuit. A first terminal and a second termin...
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WO/2024/077594A1 |
The present disclosure provides a nitride-based AC-DC converter and a system. The converter includes, a transformer, a first switching element, a second switching element, a third switching element, and a fourth switching element. The tr...
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WO/2024/078318A1 |
The present application provides a direct-current conversion circuit and a photovoltaic inverter. The direct-current conversion circuit comprises an RC circuit, and a first direct-current conversion unit and a second direct-current conve...
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WO/2024/077657A1 |
A modular multi-level converter, a converter valve system and a sub-module networking method. Communication optical fibers between sub-modules in a group and valve controllers are simplified, by means of optical switches, from the origin...
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WO/2024/079875A1 |
Provided is a failure sign diagnosable drive device that diagnoses the failure sign of a power device and limits the operation of the power device or excludes the power device to control the driving of a load, thereby preventing a power ...
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