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Matches 751 - 800 out of 91,524

Document Document Title
WO/2019/008770A1
An AC/DC conversion device (100) is provided with a booster circuit (3) for boosting a first voltage and a first voltage detector (5) for detecting a power supply voltage. The booster circuit (3) has: a reactor (2) to which a power suppl...  
WO/2019/008242A1
The invention relates to a method for controlling a three-phase voltage inverter receiving a direct input voltage, the method comprising a step (40) of correcting the reference voltage vector comprising: - a step (44) of computing at lea...  
WO/2019/008678A1
A power conversion device 1 is provided with: a chassis 10 housing a circuit mounted in a motor room 2 of an electric vehicle and transferring power between a high-voltage device and a motor; and a connector 11 connected to the circuit a...  
WO/2019/009629A1
An energy collecting device capable of reusing residual charges by using a piezoelectric element, presented in the present invention, comprises a piezoelectric element, a rectifier, a charge/discharge changing unit and a digital controll...  
WO/2019/007502A1
The invention relates to a multilevel power converter (800) comprising at least one phase module (400) which is arranged between a first DC voltage connection (16) and a second DC voltage connection (17) of the multilevel power converter...  
WO/2019/008788A1
This power conversion device comprises: an insulating transformer 107 having a first winding and a second winding; switch elements 101-104 connected to the first winding of the insulating transformer 107; a first conductor 105 that conne...  
WO/2019/007503A1
The invention relates to a power converter (1) comprising at least one phase module (33) which is arranged between a first DC voltage connection (37) and a second DC voltage connection (41) of the power converter and which has a large nu...  
WO/2019/008850A1
In order to provide a power converter device capable of accurately estimating the load voltage applied to a load (1) without directly detecting the same, this power converter device is provided with a control circuit (11) having a means ...  
WO/2019/008932A1
The present invention addresses the problem of ripple current (ripple) occurring in the zero-phase current and increasing loss. A motor control system 1 is provided with: an inverter 100 for driving a motor 200 equipped with independentl...  
WO/2019/008194A1
The invention relates to a power conversion system and an associated control method. The system comprises a plurality of converters (3) connected in parallel on an AC side, each converter (3) comprising an AC side (3A) for coupling with ...  
WO/2019/007824A1
The invention relates to a modular multilevel energy converter comprising at least one converter circuit which is connected to a first connection of the multilevel energy converter, comprises multiple converter modules connected in serie...  
WO/2019/003421A1
A control circuit is provided with: a transistor control unit for controlling the voltage at the gate terminal of a field-effect transistor in accordance with the difference between the voltages at the source and drain terminals of the f...  
WO/2019/002710A1
The invention relates to a voltage converter (104) which comprises a main module (202) comprising a main positive busbar (206), a main negative busbar (208), at least one phase busbar (122) intended for being connected to a respective ph...  
WO/2019/006452A2
An electrical combination, a power tool system, an electric motor, a battery pack, and operating and manufacturing methods. The electrical device may include a device housing, a motor supported by the device housing, the motor having a n...  
WO/2019/006428A1
There is provided an apparatus comprising a resonant amplifier circuit (100) including a first inductor (107) having a first inductive input and a first inductive output; a second inductor (109) having a second inductive input and a seco...  
WO/2019/004354A1
The present invention eliminates the need for detecting current in controlling of a power buffer circuit used in a direct power converter. A normalized link-current estimation unit (103e) employs a first value as an estimated value (Idc^...  
WO/2019/004015A1
In this multi-stage DC chopper circuit, a plurality of chopper circuits connected in multiple stages convert DC power to DC power by turning switching elements on/off, wherein DC power is output by superposing output power from the chopp...  
WO/2019/000255A1
A charging control circuit and an unmanned aerial vehicle charger. An electric signal outputted by a power supply module is sequentially filtered, rectified, frequency jittered, overvoltage protected, overcurrent protected, transformed, ...  
WO/2019/003432A1
A power conversion device (100) comprises: a first stage (ST1); a second stage (ST2); first electric field relaxing shield parts (S11-S14); second electric field relaxing shield parts (S21-S24); and a plurality of stage support columns (...  
WO/2019/001843A1
A device for driving an inductive load (200) is described. The device comprises at least one pair of switches (100) connected to the inductive load (200) in a bridge circuit. In this case, at least one of the switches (100) comprises an ...  
WO/2019/004572A1
The present invention relates to a BLDC motor integrated with an inverter, having a motor and an inverter part that are integrally formed, and to a BLDC motor integrated with an inverter, having an improved arrangement of switching eleme...  
WO/2019/003290A1
This power conversion device is provided with a plurality of converter cells (7) cascaded with each other. In each of the converter cells (7), a plurality of arms (31; 34) constituting a bridge circuit (30) are each provided with a plura...  
WO/2019/002709A1
The voltage converter (104) includes first and second busbars (106, 108), at least one power module (110) including at least one pair of first and second controllable switches (112, 14). One capacitor is provided for each power module (1...  
WO/2019/003339A1
Provided are a driving control device, an electronic apparatus, and a driving control method that suppress vibration noise. The driving control device drives a vibration element of an electronic apparatus that includes a top panel having...  
WO/2019/005730A1
One aspect of the present disclosure relates to a power electronics device for an electrically-driven charging device for an engine, said power electronics device comprising one or more power electronics components which are designed to ...  
WO/2019/003203A1
Power supply system for a lighting system comprising a plurality of LED light points (2), the power supply system (3) having AC/DC voltage converter means (6) to convert an AC voltage (Vac) into a first DC voltage (Vdcl), one or more DC/...  
WO/2019/003270A1
A power conversion device (100) is provided with: a booster circuit (3) having a reactor (2), a first leg (31), and a second leg (32) and boosting a first voltage output from an AC power supply (1), the reactor (2) having the first volta...  
WO/2019/002030A1
The present disclosure relates to a Direct Electrical Heating, DEH, power system (1-1) for delivering power to at least one DEH load, wherein the DEH power system (1-1) comprises: a multi-winding input transformer (3), a rectifier (5) co...  
WO/2019/003718A1
The purpose of the present invention is to improve productivity while ensuring reliability of a power semiconductor device. The present invention is characterized by being provided with: a circuit body configured by including a semicondu...  
WO/2018/236634A1
An electrical circuit and a method for regulating current and providing a circuit breaker to the electrical circuit. The circuit includes a bidirectional cell including a set of forward switches for power flow during a forward mode of op...  
WO/2018/233824A1
The present disclosure relates to a method of controlling a Modular Multilevel Converter (MMC) (1) during a fault in a power grid (5) to which the MMC is connected. The MMC comprises a plurality of phases (2), each comprising at least on...  
WO/2018/235849A1
The line length (WL1) between the input end of a switching circuit (2) and a high-frequency capacitor (C1) is shorter than the line length (WL2) between the output end of a DC power supply (1) and the high-frequency capacitor (C1). Among...  
WO/2018/233358A1
Disclosed are a current converter and a driving method therefor, wherein same belong to the technical field of power electronics. A switch circuit of the current converter comprises three switch units, wherein a first switch unit compris...  
WO/2018/236087A1
The present invention relates to a power supply device. The power supply device, according to the present invention, comprises: an inverter for converting a direct current power into an alternating current power; an impedance matching ci...  
WO/2018/233871A1
The invention relates to an electronic circuit with associated control for efficient power-electronic power supplies, electrical converters, electrical inverters, energy transmission systems, battery-integrated converters and battery sys...  
WO/2018/234968A1
A hydraulic die-casting machine (1) with electric motor (39) actuated by an inverter (300), provides an energy saving evaluation system (400) with respect to a die- casting machine without inverter.  
WO/2018/235455A1
Provided is an insulated switching power supply to which three-phase AC is input, wherein said insulated switching power supply efficiently improves a power factor with a simple configuration and performs power conversion. The insulated ...  
WO/2018/234226A1
A converter, in particular an emergency converter for driving a load such as LEDs from either mains supply or a battery and a method for switching between either mains supply or battery-driven operation in an emergency converter is propo...  
WO/2018/234087A1
The present invention relates to a control circuit (10) for controlling a resonant power converter. It is described to generate (210) a modulation signal. A carrier signal is generates (220), wherein the generation of the carrier signal ...  
WO/2018/234909A1
A method of AC-to-DC conversion is disclosed, comprising steps of: rectifying an AC voltage to a pulsating DC voltage; coupling the pulsating DC voltage to a capacitor via a switch; coupling an output voltage of the capacitor to a load; ...  
WO/2018/233819A1
The present disclosure relates to a method of controlling a three-to-single phase power converter 1 connected to a three-phase AC grid 5a and a single-phase AC grid 5b. The method comprises measuring a DC-link voltage uDC,meas of the con...  
WO/2018/234057A1
The invention relates to a component (1) comprising a first region (3) suitable for the guiding through of at least one bus bar (14), and a second region (4) in which at least one discrete component (13) is arranged, wherein the first re...  
WO/2018/233822A1
The present disclosure relates to a method of an estimator (20) of an inner control loop (21) controlling a three-to-single-phase converter (1) connected to an AC power grid (3) via a transformer (2). The method comprises obtaining a val...  
WO/2018/235423A1
This rectifying circuit comprises an HEMT and a diode connected in reverse parallel to the HEMT, wherein: the forward voltage drop when conduction of the diode starts is smaller than the voltage drop when the HEMT conducts reversely in a...  
WO/2018/236088A1
The present invention relates to a power supply device. The power supply device, according to the present invention, comprises: an inverter for converting a direct current power into an alternating current power; an impedance matching ci...  
WO/2018/235572A1
A detector is provided with: one or more detection diodes for detecting a change of the environment of an object to be detected; a Y-capacitor having a plurality of capacitors separately disposed between one end of the detection diodes a...  
WO/2018/234954A1
A power supply, including a primary pre-converter, coupled to supplying mains, configured to receive an AC voltage at low frequency and output a high DC voltage, and further configured to receive the high DC voltage and to output the alt...  
WO/2018/229929A1
Provided is a power conversion device reduced in size. The power conversion device is provided with a case (30), a power module (4), a smoothing capacitor (5), and a high-voltage connection portion (8). The power module (4) is housed in ...  
WO/2018/230071A1
A new energy source integrated power conversion device is provided with: an inverter 104 for converting the power generated by a new energy source to a predetermined AC power and outputting the converted AC power to a power transmission ...  
WO/2018/230467A1
An electronic control device (10) is used for controlling the driving of a motor (80, 180) including a winding (81, 181-183), and is provided with a substrate (20), a plurality of switching elements (31-34, 131-136), motor relay elements...  

Matches 751 - 800 out of 91,524