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Matches 451 - 500 out of 33,042

Document Document Title
WO/2019/058490A1
A switching element control circuit 100 according to the present invention is characterized by being provided with: a third electrode voltage control unit 10 that controls a third electrode voltage; a temperature detection unit 20 that d...  
WO/2019/057736A1
The invention relates to a wind turbine (100) for generating electric power for feeding into an electric supply grid, comprising a multiphase generator (200), in particular a synchronous generator, for generating electric power. The gene...  
WO/2019/056811A1
Provided in the present application are a frequency modulation device for improving power factor correction (PFC) efficiency, comprising: a switch power supply power level, wherein an input end I of the switch power supply power level in...  
WO/2019/053160A1
The invention relates to a method for charging an electric energy store (10) of a motor vehicle with electric energy from a vehicle-external charging station (14), in which the charging station (14) provides single-phase alternating elec...  
WO/2019/055891A1
A method may include monitoring a current through a power inductor of a boost converter and detecting when a mathematical integral of a difference between the current as monitored and a desired average current for the power inductor is e...  
WO/2019/052013A1
Disclosed is an intelligent optical alignment drive system and a drive method therefor. The intelligent optical alignment drive system comprises a mains power supply module (21), a pressure stabilization system (22), a UPS/PC module (23)...  
WO/2019/051917A1
Disclosed is a drive device (20) for a power switch tube. The drive device comprises: a voltage providing module for providing a voltage required by a power switch tube (30); a drive signal isolation module (203) for providing an isolate...  
WO/2019/052804A1
The invention relates to a converter assembly for intermediate circuit coupling in drive networks. The circuit assembly comprises at least a first converter and at least a second converter, wherein the converters each have an intermediat...  
WO/2019/054585A1
A device for controlling thyristor firing by using a three-phase voltage ratio according to an embodiment of the present invention may comprise: a three-phase ratio waveform generator for generating a ratio waveform by calculating ratios...  
WO/2019/054078A1
Provided are a power module, reverse-conducting IGBT and drive circuit with which it is possible to improve the control properties of the reverse-conducting IGBT. The power module 1 comprises a power semiconductor chip 3 constituted by f...  
WO/2019/051906A1
An overcurrent protection circuit, comprising N left overcurrent protection sub-modules (11, 12, …, 1N) and N right overcurrent protection sub-modules (21, 22, …, 2N), applicable to a GOA circuit having a dual-drive function. Each le...  
WO/2019/052880A1
The present invention relates to a DC-DC converter (10), comprising a first DC port (10A) connectable to a DC source (B), a second DC port (10B) with a positive terminal (PT), a midpoint terminal (MT) and a negative terminal (NT) connect...  
WO/2019/053417A1
A half bridge DC-DC converter device (200) is provided. The converter device (200) includes a primary circuit (201) and a secondary circuit (202), which include separate windings (PRI201, FB201, FB202, SEC201) that are disposed around a ...  
WO/2019/054051A1
A gate driving circuit (100) for controlling a switching element (1) is provided with: a rise switch (11) located between a gate voltage source (5) and an output terminal (102); a fall switch (12) located between the output terminal (102...  
WO/2019/049698A1
This power conversion device is provided with first and second semiconductor switch elements, an output unit, and a signal processing unit. The first semiconductor switch element includes a first switch portion which is connected in seri...  
WO/2019/048806A1
The invention relates to a voltage converter (200) on board a motor vehicle, for converting a first voltage into a second voltage different from the first voltage, comprising: - a plurality of cells (C), each comprising an arm of transis...  
WO/2019/049679A1
An output current synthesizer that synthesizes output currents output from a plurality of power inverter circuits converting direct current power to alternating current power and outputs the synthesized output currents as synthesized cur...  
WO/2019/046969A1
A continuous power distribution circuit board containing: i) A printed circuit board; ii) A universal power node; iii) At least one channel on the printed circuit board for passage of current, signal and combinations thereof throughout t...  
WO/2019/048475A1
The present application provides a floating voltage processing circuit for a multipath MPPT photovoltaic inverter. The circuit includes: a comparator unit including a comparator, a first divider resistor and a second divider resistor, he...  
WO/2019/049009A1
A bidirectional energy-conversion apparatus of a DC-DC type operating between a low-voltage system (LV) and a high-voltage system (HV) of a vehicle comprising an energy-recovery stage (30), said low-voltage system (LV), which operates at...  
WO/2019/049006A1
An energy-conversion apparatus of a DC-DC type operating between a low-voltage system (LV) and a high-voltage system (HV) of a vehicle comprising an energy- recovery stage (30), said low-voltage system (LV), which operates at a first vol...  
WO/2019/048919A1
The invention relates to a circuit comprising a DC-to-DC converter and an input circuit which is connected on the line side of the DC-to-DC converter and has a first terminal and a second terminal for connection to a power supply, and a ...  
WO/2019/046939A1
A power-hub for an electric vehicle and operating modes thereof are disclosed herein. The disclosed power-hub is designed to operate in the Vehicle-to Grid (V2G), Grid-to-Vehicle (G2V), Vehicle-to-Home (V2H), and Vehicle-to-Vehicle (V2V)...  
WO/2019/048186A1
The invention relates, inter alia, to a converter assembly (10), comprising a rectifier (20), to which an external alternating voltage of a specified feed frequency (fs) can be applied, an inverter (30), and a DC link (40), which compris...  
WO/2019/021179A3
The present invention relates to a resonant drive device and in particular to a resonant drive device for controlling resonant conversion. The invention is particularly, though not exclusively, adapted to control current and optimise ope...  
WO/2019/042566A1
The invention relates to a converter assembly (10), comprising at least one converter unit (11, 11a, 11b), which has at least two alternating-voltage connection points (W1, W2, W3), at each of which an alternating current can be fed in o...  
WO/2019/042539A1
The invention relates to a converter arrangement (A) for connecting wind energy installations (W) to an energy supply system, which is located on a platform (P), wherein a plurality of wind energy installations (W) are connected to one a...  
WO/2019/042280A1
Embodiments of the present application provide a method and a device for controlling a flyback diode and a power supply switching device. The method comprises: determining whether the sum of a first pulse width value of a flyback diode o...  
WO/2019/043124A1
A power conversion circuit (50) having a solid-state circuit breaker (76, 78) integrated therein is disclosed. With a disconnect switch between a utility source and the power conversion apparatus described for meeting UL489, the power co...  
WO/2019/041777A1
A power supply assembly (100) comprises a base plate (1), a PCB (2) fixed to the base plate, a primary circuit electronic component (3) provided at the PCB, and a metallic housing (4) sleeved onto the PCB and fixed to the base plate. The...  
WO/2019/043806A1
The present invention provides a power converter device capable of suppressing smoking, burning, and short circuiting even when a fuse melts due to overcurrent and preventing heat emanating from a fuse from reaching a power semiconductor...  
WO/2019/044832A1
The present invention provides a power conversion device (1) provided with: a switching module (300) provided with a power semiconductor element as a switching element; a gate driver (320) which outputs to a control terminal of the switc...  
WO/2019/045788A1
In some implementations, a programmable power adapter includes a first set of switches, a resonant circuit, a transformer, and a second set of switches. The power adapter includes control circuitry configured to provide control signals t...  
WO/2019/043807A1
Provided is a power conversion device in which even when a fuse part blows due to an overcurrent, smoke generation, burnout, and short-circuiting between a fuse member and surrounding members can be inhibited. A power conversion device (...  
WO/2019/021138A3
A threshold detector circuit is described which is suitable for lossless switching of a transistor. The circuit senses a voltage across the transistor and is operative such that when the voltage across the transistor exceeds a user defin...  
WO/2019/037180A1
Provided are a device and method for eliminating electromagnetic interference. The device comprises: a timing control chip (205); and a phase-locked loop module (300) electrically connected to the timing control chip (205). The phase-loc...  
WO/2019/040485A1
An electrical connector assembly includes a first electrical contact device and a second electrical contact device. The first electrical contact device includes at least one first electrical contact and an actuator movable between a firs...  
WO/2019/039638A1
A parallel operation system having minimized filter according to the present invention allows the number of filters for filtering output to be reduced to one and thus reduces the volume and unit cost of a power converter even if the numb...  
WO/2019/040037A1
A hybrid power generation system is presented. The hybrid power generation system includes a generator operable via a prime mover and configured to generate an alternating current (AC) power. The hybrid power generation system further in...  
WO/2019/037181A1
Provided are a device for eliminating electromagnetic interference (200) and a method therefor. The device (200) comprises: a timing control chip (205); and a phase-locked loop module (210, 220, 230, 240, 300) electrically connected to t...  
WO/2019/037151A1
A snubber circuit (300) and a display device (100) are disclosed. The snubber circuit (300) is disposed on a circuit board (210) of a display panel (140), and comprises: a resistor unit (R), wherein two terminals of the resistor unit (R)...  
WO/2019/038957A1
The present invention relates to a control circuit for controlling a switching device. The control circuit controls first and second switching devices connected in series between a first potential and a second potential lower than the fi...  
WO/2019/039626A1
The present invention relates to a PWM control device of three-phase three-level power conversion device, and comprises a carrier signal generation module which detects first and second DC input voltages (VC1, VC2) when DC voltages which...  
WO/2019/039064A1
The present invention reduces reverse recovery loss of a semiconductor power conversion circuit which uses a MOSFET. A semiconductor power conversion circuit according to the present invention is configured such that: a first MOSFET 1m a...  
WO/2019/040565A1
A power electronics circuit is disclosed that includes a switching circuit comprising a first solid-state device coupled in series with a second solid-state device, with at least the first sohd-state device comprising a solid-state switc...  
WO/2019/038335A1
A power-generating system for a bicycle to provide power to a load, the power-generating system including a magneto; and a control system comprising a magneto matching unit for matching an impedance of the magneto to the load.  
WO/2019/037428A1
A double-layer optimization global synchronous pulse width modulation system and method. The system comprises a central global synchronization unit, a plurality of global synchronization units and a photovoltaic grid-connected inverter c...  
WO/2019/036827A1
A drive waveform generation method for a thyristor rectifier comprises: collecting a signal of a voltage of a power grid, and outputting a sine signal same as the signal of the voltage of the power grid (S101); performing computing to ob...  
WO/2019/040510A1
The described embodiments include an apparatus that controls voltages for an integrated circuit chip having a set of circuits. The apparatus includes a switching voltage regulator separate from the integrated circuit chip and two or more...  
WO/2019/037341A1
The present invention relates to the technical field of electronics, and provides a booster circuit, a battery device, and an electronic cigarette. The booster circuit comprises a booster module, a protective capacitor, a rectifier diode...  

Matches 451 - 500 out of 33,042