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Matches 1 - 50 out of 91,513

Document Document Title
WO/2019/213673A1
A power supply circuit includes at least two input terminals that receive an input voltage, a transformer including a primary side electrically connected to the input voltage, a rectifier electrically connected to a secondary side of the...  
WO/2019/212563A1
Systems and methods for protecting switching devices in a power converter in doubly fed induction generator power systems are provided. A DFIG system can include a DFIG generator and a power converter comprising a line side converter and...  
WO/2019/212257A1
The present invention may comprise: a direct current-to-alternating current conversion unit having at least two multi-level converters each converting input direct-current power into alternating-current power; a Scott transformer which o...  
WO/2019/211940A1
A solar battery power conversion device (2) is disposed between a solar battery (1) and a home power distribution system (10). A storage battery power conversion device (4) is disposed between a storage battery (3) and the home power dis...  
WO/2019/212453A1
Systems and methods for operating a power converter with a plurality of inverter blocks with silicon carbide MOSFETs are provided. A converter can include a plurality of inverter blocks. Each inverter block can include a plurality of swi...  
WO/2019/210918A1
The present invention relates to electronic power circuits and their use in power converters and in modular multi-level converters (MMCs) comprising such power converters.  
WO/2019/212652A1
An inverter system is provided that includes switches that alternate between closed and open states to conduct or block conduction, respectively, of electric current through the switches and switch controllers that control operation of t...  
WO/2019/210784A1
Disclosed is a multi-level inverter, wherein same falls within the field of power electronics. The multi-level inverter comprises a main topology, at least four resistive devices, a switch device and a controller, wherein the main topolo...  
WO/2019/211929A1
A power conversion device (100) converts DC power at a DC side to AC power, and outputs the AC power from an AC side, by using an inverter circuit (100A) including a plurality of semiconductor switching elements (101-104). A current dete...  
WO/2019/211286A1
The present disclosure relates to a resonant type power factor correction AC-DC converter comprising: an AC side circuit having a first AC connection (aca+) and a second AC connection (aca-) defining an AC side input port, wherein the fi...  
WO/2019/211290A1
The present disclosure relates to switched mode bidirectional resonant type AC-DC converter comprising: an AC side circuit having a first AC connection (aca+) and a second AC connection (aca-) defining an AC side port, wherein the first ...  
WO/2019/211284A1
The present disclosure relates to a switched mode bidirectional AC-DC converter comprising: an AC side circuit comprising at least two AC power switch pairs comprising a diode and an active switch arranged in parallel; a DC side circuit;...  
WO/2019/208325A1
This control device is provided with: a distortion measuring unit which is provided with a rectifier circuit, a reactor, and a switching element, and which measures current distortion in a converter for converting alternating-current pow...  
WO/2019/207627A1
A power supply device characterized by comprising: an AC/DC converter that converts AC voltage inputted from an AC power supply to DC voltage; a plurality of inverter circuits that are connected in parallel to the AC/DC converter, the in...  
WO/2019/208007A1
This motor drive device performs stable current control even when an external disturbance occurs, while suppressing steadily occurring current ripples. The motor drive device 100 is provided with a power conversion circuit 103 for drivin...  
WO/2019/208406A1
A power conversion device (1), having: a heat generation component (5); and a first capacitor module (3) and a second capacitor module (4) disposed so as to face each other across the heat generation component (5). The first capacitor mo...  
WO/2019/207747A1
Provided is a switching power supply device with which it is possible to achieve multi-phasing and current balancing simply using a number of operation phases corresponding to the amount of load. The switching power supply device is prov...  
WO/2019/208408A1
This pulse pattern generating device comprises: a line voltage imparting unit that imparts line voltage to a coil of a motor; and an induced voltage imparting unit that imparts induced voltage to a coil of the motor. The pulse pattern ge...  
WO/2019/206691A1
The invention relates to a power-electronics device (13) comprising at least two inverters (14, 15, 16) and a transformer unit (22, 38) having a core assembly (48), at least one primary winding (60, 61, 62) and at least one secondary win...  
WO/2019/208064A1
The present invention comprises an inverter and a case that houses the inverter. The case has a bottom section that extends along a horizontal plane, and a side wall section that protrudes upward from an outer edge of the bottom section....  
WO/2019/207788A1
This motor control device (10A) is provided with: a converter circuit (1A) constituted by upper and lower arms having first switching elements (11, 12, 13) at at least either the upper arm or the lower arm and converting AC power to DC p...  
WO/2019/207666A1
Provided is a power conversion device for an arc flash, which can prevent an arc flash generated in a disk from being discharged to an operation surface that operates the disk, and can release the pressure in the disk from a flapper part...  
WO/2019/204935A1
Generalized circuit topology of voltage level multiplier modules (VLMMs) for use with multilevel inverters (MLIs) and power converter circuits comprising at least one VLMM and a MLI are described herein. The VLMM is configured to receive...  
WO/2019/208117A1
Provided is a motor driving device comprising: a diode bridge circuit (23) for rectifying an AC voltage supplied from an AC power source; a rectification circuit (28) configured of a valley-fill circuit (26) and a series circuit (25) of ...  
WO/2019/207772A1
The three-level power conversion device according to an embodiment has a three-level converter and a three-level inverter. When the voltage unbalance at a neutral point of the three levels between a + side voltage and a – side voltage ...  
WO/2019/208250A1
This power supply device is provided with: a first heat-generating component; a case which contains the first heat-generating component; a resin material which is filled into the case, while being formed into a box-like shape that opens ...  
WO/2019/205368A1
A method for starting a half bridge-full bridge hybrid modular multilevel converter. The method comprises: controlling a plurality of half bridge submodules and a plurality of full bridge submodules to remain latched, such that all of th...  
WO/2019/206554A1
The invention relates to a method for controlling a pulse-width modulation inverter in which a base signal having a base frequency is specified. In order to achieve an improved method for controlling a pulse-width modulation inverter in ...  
WO/2019/208018A1
A battery temperature adjustment device (1) controls charging/discharging of a secondary battery that can be charged/discharged, whereby the secondary battery self-generates heat due to a ripple current flowing in the secondary battery. ...  
WO/2019/206612A1
The invention relates to a DC/DC converter (200) for resonant operation with potential separation, comprising: a transformer (230) having a primary-side and a secondary-side inductance (231, 232); an inverter arrangement (110) that is co...  
WO/2019/207809A1
A controller controls a first inverter drive circuit and a second inverter drive circuit, wherein the first inverter drive circuit drives a load having a larger load current than that of the second inverter drive circuit. The first inver...  
WO/2019/207723A1
This power conversion device is provided with: a housing which has a bottom surface part, a ceiling surface part provided above the bottom surface part, a front surface part connecting the bottom surface part and the ceiling surface part...  
WO/2019/166455A3
An electronic power switch drive module (2) for a power semiconductor unit (1), comprising a gate drive (6) and a current transducer (8) mounted on one or more circuit boards (4), the gate drive comprising at least one circuit portion (2...  
WO/2019/207640A1
A positive-side arm of a power converter has a plurality of converters connected in series with each other and a first end connected to a positive-side DC terminal. A negative-side arm of the power converter has a plurality of converters...  
WO/2019/207664A1
A shared base plate (50B) has a plurality of base parts (50a) on which a plurality of electronic components including semiconductor switching elements (41U, 42U, 44U) are mounted, and a terminal formation part (50b) formed so as to exten...  
WO/2019/206910A1
In order to render possible reliable charging of the intermediate circuit capacitors of an inverter (1) which comprises an intermediate circuit (3), a DC/AC voltage bridge (3) and a control unit (5), according to the invention an interme...  
WO/2019/208409A1
Provided is a pulse pattern generating device that generates pulse patterns for controlling a plurality of switching elements which are provided to an inverter for driving a motor. A pulse pattern generating device (70) comprises: a curr...  
WO/2019/202354A1
Provided is a method for controlling a resonant power conversion device that includes a first resonant circuit (L0, C0) and a split-flow circuit (3), the resonant power conversion device converting and outputting power from a DC power su...  
WO/2019/202352A1
Provided is a control method for a resonant power converter, said method making it possible to suppress switching losses. A control method for a resonant power converter that includes a voltage resonance circuit (10), said voltage resona...  
WO/2019/202675A1
Provided is a power conversion device in which, when the maximum heat generation phase on the positive electrode side and the maximum heat generation phase on the negative electrode side become different from each other and even when the...  
WO/2019/200813A1
The present invention relates to a conversion circuit board of a BLDC motor and an air condition control system applying the conversion circuit board and for use in a hotel. The conversion circuit board of the BLDC motor comprises a micr...  
WO/2019/202906A1
The present invention maintains the stability of a power system even when increasing a renewable energy source (RES) and a battery energy storage system (BESS) in the power system. This power conversion device (105) has a power conversio...  
WO/2019/203990A1
A receiver unit of a wireless power transfer system is presented. The receiver unit includes a main receiver coil, a plurality of auxiliary receiver coils disposed about a central axis of the main receiver coil, and a receiver drive subu...  
WO/2019/202866A1
Provided is a semiconductor device comprising a semiconductor chip, a first current input/output unit that is electrically connected to the semiconductor chip, a second current input/output unit that is electrically connected to the semi...  
WO/2019/203113A1
Provided is a control device (30) applied to a power converter (100) for converting one voltage of an AC voltage and an inter-terminal voltage of a capacitor that is input to the power converter (100) into the other voltage. The control ...  
WO/2019/202876A1
The purpose of the present invention is to improve the control characteristics of an inverter while suppressing manufacturing cost. This inverter control device 10 controls an inverter device 1 having a plurality of switching elements an...  
WO/2019/202922A1
The power conversion device according to the present invention has a P-bus-line (P) and an N-bus-line (N) and is connected to a DC voltage source to which the P-bus-line and the N-bus-line supply DC power. The power conversion device is ...  
WO/2019/204388A1
An adapter assembly including a power box that has a housing containing internal components, a longitudinal axis and a storage portion. The adapter assembly also includes a first cord coupled to and extending from the housing, an adapter...  
WO/2019/201993A1
Current source rectifiers (CSR) and methods for a power source including three phase lines are provided herein. The CSR includes a rectifier having a plurality of switches, each switch of the plurality of switches coupled to an associate...  
WO/2019/203143A1
[Problem] To provide a power conversion device with which it is possible to smoothly supply a compensation current that cancels out a leakage current from a load, using an available and relatively simple configuration, without specially ...  

Matches 1 - 50 out of 91,513