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WO/2023/210347A1 |
An inverter device has an inverter housing (90). The inverter housing (90) has an inverter outer circumferential wall (91) and a plurality of beam portions (501). The inverter outer circumferential wall (91) has an inner circumferential ...
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WO/2023/210592A1 |
This spring member: presses a first pressed body and a second pressed body that has a heating element, said pressed bodies facing one another in a first direction and pressed in an orientation to separate from one another in the first di...
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WO/2023/210348A1 |
A high voltage board (510) has a P bus bar (601), an N bus bar (602), and an output bus bar (603). The P bus bar (601), the N bus bar (602), and the output bus bar (603) extend in the circumferential direction (CD). In the output bus bar...
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WO/2023/208893A1 |
A method for estimating an accumulated fatigue damage of a switching power converter comprising a plurality of power modules each comprising a first semiconductor device, comprises: (i) determining of the plurality of power modules, a si...
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WO/2023/209880A1 |
A power conversion device (100) comprises: an outer box for accommodating an electric component; a cooler (31) which has a plurality of pin-shaped fins (311) and a base plate (312) as a lid of the outer box, and in which the plurality of...
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WO/2023/207442A1 |
The present application provides a power circuit and a power adapter. The power circuit comprises a power input end, a power factor correction module, a DC-DC conversion module, and a power output end which are coupled in sequence. The p...
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WO/2023/210099A1 |
The power module of the present invention comprises: a main terminal portion having a first conductor that has a P-terminal at one end thereof and a second conductor that has an N-terminal at one end thereof, is connected to a capacitor ...
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WO/2023/206175A1 |
An outdoors portable piezoelectric ceramic air pump, comprising a DC-AC inverter and a piezoelectric ceramic air pump body. An output end of the DC-AC inverter is used for electrically connecting to a piezoelectric ceramic piece in the p...
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WO/2023/206623A1 |
The present application belongs to the technical field of batteries of electric riding vehicles being used as energy storage power supplies. The present application particularly relates to an electric riding vehicle product allowing exte...
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WO/2023/210045A1 |
This power conversion device (1) comprises a direct current connecting member (9), an alternating current connecting member (13), a power module (30), a capacitor (40) connected to the direct current connecting member (9), a housing (2) ...
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WO/2023/203027A1 |
Device (2) for operating an electromotive axle drive unit (4), having an inverter (6) for supplying high-voltage power to an electric motor (8) of the electromotive axle drive unit (4), wherein the inverter (6) has a first pole (10) and ...
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WO/2023/202761A1 |
An interleaved totem-pole power converter (500) includes a direct current, DC, capacitor (502), a pair of low frequency switching devices (504a and 504b) connected in series with each other and in parallel with the DC capacitor and two p...
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WO/2023/204425A1 |
A submodule device comprises: a submodule that includes a plurality of switching modules and capacitor elements; a bypass switch that is connected between a first output terminal and a second output terminal of the submodule; and a wirel...
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WO/2023/203678A1 |
A switching leg (152) includes a first switching element (Q1) and a second switching element (D1) that are connected in series. A driving circuit (150) includes: a driver (151) for driving the first switching element (Q1); a diode (D2) f...
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WO/2023/201922A1 |
Disclosed in the present invention is a receiving end alternating-current fault ride-through control method for a hybrid cascaded direct-current power transmission system. That is, a rectification-side LCC determines, according to a chan...
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WO/2023/205276A1 |
Embodiments that provide advanced charging of energy source arrangements for energy storage applications are disclosed. The embodiments can be used within energy storage systems having a cascaded arrangement of converter modules. The emb...
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WO/2023/204081A1 |
A power converter (60) is provided between a power supply line (Lp) and a ground line (Lg) which are connected to a battery (15) and converts the DC power of the battery (15) to supply the converted power to a load (80). A control circui...
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WO/2023/202012A1 |
Disclosed in the present invention are an electromagnetic probe transmitter system suitable for a deep earth probe, and a control method therefor. A power frequency rectification module in the system rectifies an alternating current, whi...
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WO/2023/202001A1 |
Provided is a wind farm grid-connection system with diode-rectified output transmission. A plurality of full-power conversion wind turbines are collected in parallel at a sending-end converter station based on a diode rectifier, and the ...
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WO/2023/202867A1 |
The invention relates to a method for producing an inverter (1), wherein at least one filter assembly (10) and one assembly for intermediate circuit capacitors (11) are installed in an inverter housing (2) on busbars, wherein the individ...
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WO/2023/205515A1 |
Embodiments of the disclosure provide an electric drive motor system that includes a stationary-side, a rotating-side, and a first mounting and communications structure on the rotating-side. A secondary is winding physically coupled to t...
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WO/2023/200062A1 |
The present invention relates to a sub-module for a single packaging type semiconductor transformer with excellent insulation and induction heating prevention performance, which can increase insulation performance by securing a separatio...
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WO/2023/199262A1 |
An EMI filtering circuit (1) for battery chargers of EV or HEV comprising: a plurality of filters (2a, 2b) for electromagnetic disturbances connected in cascade to each other and provided with at least one coil (2a) comprising one ferrom...
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WO/2023/197542A1 |
The present invention relates to the technical field of medical instruments, and in particular, to a high-frequency circuit and system for cryogenic biopsy, which can be applied to a breast biopsy system. The circuit comprises a control ...
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WO/2023/197547A1 |
The present disclosure relates to the technical field of advanced control of high-performance power conversion systems, and in particular provides a reliable parallel control system and method for an efficient bidirectional power convers...
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WO/2023/199442A1 |
A power conversion device (1) comprises: a plurality of power units (11, 21); a plurality of fans (46, 47) that generate the flow of air passing through the power units (11, 21); and a chassis (40) that houses the plurality of power unit...
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WO/2023/197684A1 |
An electronic device and a power supply method for a smart power amplifier, which device and method relate to the technical field of terminals. The electronic device comprises a battery, a switching circuit, a boosting circuit, a smart p...
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WO/2023/200063A1 |
The present invention relates to a submodule for a single packaging type semiconductor transformer with reduced partial discharge and excellent insulation performance, wherein the submodule may secure a separation distance between a high...
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WO/2023/199808A1 |
A semiconductor device according to the present invention comprises: a first semiconductor element; a second semiconductor element; a plurality of power terminals, each of which is electrically connected to at least one of the first semi...
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WO/2023/197208A1 |
The voltage regulation circuit includes a compound adjustment unit (110), a controller (120) and a rectified output unit (130), wherein the compound adjustment unit (110) comprising an inductance (L1) and two switching elements (Q1, Q2),...
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WO/2023/198336A1 |
The invention relates to the process of producing actuation pulses for a pulse-width-modulated actuation process. Instead of centered pulses, pulses are produced which are shifted to the edge of a pulse period. In this manner, the requir...
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WO/2023/199687A1 |
A power generation device (1) comprises: a power generator (10); a power conversion circuit (21); a first interrupting circuit (23); a second interrupting circuit (24); a first monitoring circuit (25) that monitors output current flowing...
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WO/2023/199639A1 |
The present invention realizes a high-performance semiconductor device. A semiconductor device (1A) comprises: a group of semiconductor elements (30A) having collector electrodes (31) and emitter electrodes (32); a conductive plate (22...
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WO/2023/198520A1 |
The invention relates to a power supply comprising a rectifier for receiving an alternating current, AC, input voltage and for providing a rectified voltage, a switched mode power supply adapted to receive the rectified voltage and to pr...
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WO/2023/197802A1 |
Provided are a bootstrap driving circuit, an electric-motor controller, a compressor, and a vehicle. The bootstrap driving circuit (100) comprises a bootstrap unit (110), a negative voltage unit (120), a driving unit (130), and a voltage...
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WO/2023/195100A1 |
A converter (101) comprises: a diode module (4A) in which a diode bridge having a rectifying function is disposed in a module case (10); and a body case (1) that stores the diode module and has an opening portion in a part of a placement...
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WO/2023/195598A1 |
The present disclosure relates to a method for controlling a second inverter, the method comprising the steps of: receiving a three-phase command voltage of a first inverter, which is generated by a control device; acquiring a three-phas...
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WO/2023/193914A1 |
A charger configured for wide input/ output voltage regulation. The charger includes a low- frequency half-bridge switching device circuit, a high-frequency half-bridge switching device circuit and a controller configured to receive an o...
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WO/2023/195195A1 |
The present invention obtains a power conversion device in which a region on which electronic components can be mounted can be extended in a first printed-wiring board of a first substrate. This power conversion device comprises: a power...
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WO/2023/195647A1 |
Disclosed are a wireless power transmission device and an output limitation level setting method, which set, to be different, output limitation levels for each cooking appliance on the basis of identification information and/or control i...
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WO/2023/195396A1 |
This film capacitor is fixed to a housing and comprises: a capacitor element having a stacked body of a dielectric film and an internal electrode, and end surface electrodes formed respectively on one end surface and the other end surfac...
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WO/2023/195041A1 |
This power conversion device comprises a multilevel inverter (2) that outputs a multilevel voltage by adding and subtracting the voltage of a sub-inverter (30) to and from the output voltage of a main inverter (20). The multilevel invert...
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WO/2023/188550A1 |
The purpose of the present invention is to provide a power semiconductor module that is unlikely to cause insulation failure. The power semiconductor module 10 according to the present invention comprises: a first terminal case 11f to wh...
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WO/2023/188043A1 |
A power conversion device (1) comprises: a first electronic components group composed of a plurality of electronic components; and a second electronic components group composed of a plurality of electronic components for which the mainte...
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WO/2023/186784A1 |
The invention is concerned with a method, computer program and computer program product for determining a synchronizing angle for a processing plane comprising a first axis and a second axis, a controller for controlling a voltage source...
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WO/2023/190174A1 |
The motor control device according to one embodiment of the present disclosure comprises an inverter circuit, a section determination unit, and a conduction control unit and controls a motor by a 120-degree energization method or a 180-d...
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WO/2023/189052A1 |
This semiconductor module includes an IGBT device and a MISFET device that constitutes a parallel circuit with the IGBT device. The semiconductor module generates a drain current of the MISFET device in a voltage range lower than the bui...
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WO/2023/188021A1 |
Provided is a high-frequency power supply device (10) wherein a class E inverter (30) converts DC power into AC power by on/off operation of a first switching element (SW1). A second switching element (SW2) switches whether DC power is i...
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WO/2023/184659A1 |
The present invention provides a wireless charging system control circuit and method for controlling a rectifier mode via a hard wire. The wireless charging system control circuit comprises a rectifier mode control signal generation circ...
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WO/2023/190932A1 |
The present invention is an electronic module comprising: a first semiconductor element that has a plurality of first electrodes; a second semiconductor element that has a plurality of second electrodes; a capacitor; a substrate that has...
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