Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 351 - 400 out of 90,280

Document Document Title
WO/2019/044106A1
In order to identify which of the switching elements of an inverter has failed, this power conversion device (100) is provided with a first drive circuit (160L, 170L) which supplies a control signal for turning ON a low side switching el...  
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/2019/044105A1
In order to identify which of the switching elements of an inverter has failed, a control circuit (300) of this power conversion device (100) performs at least two of the following diagnostics: a first diagnostic, for diagnosing the pres...  
WO/2019/043758A1
A power conversion device according to an embodiment has arms corresponding to three phases. Each arm has a positive arm, a first primary winding, a negative arm, and a second primary winding. In the positive arm, a plurality of converte...  
WO/2019/044748A1
According to the present invention, gates of a plurality of semiconductor switching elements (12) are electrically connected to a common gate control pattern (10) by means of wires (15); and sources of the plurality of semiconductor swit...  
WO/2019/043011A1
This application relates to voltage source converters (VSCs) for use in high voltage applications and, in particular, to the structure and assembly of a VSC. A valve assembly (301) for a VSC (300) has a plurality of series connected swit...  
WO/2019/038814A1
This power conversion device comprises an inverter for converting a DC voltage output from a DC power supply to a three-phase AC voltage, the inverter comprising semiconductor switching elements each of which is switched on or off by mea...  
WO/2019/039268A1
A control device (30) to be used in a system equipped with a dynamoelectric machine (10) having multi-phase winding groups (14, 15), and power inverter circuits (INV1, INV2) for applying a voltage to the winding groups by alternatingly t...  
WO/2019/039410A1
This control device for driving and controlling a static DC transformer in which three or more self-exciting single-phase inverters each having a DC capacitor connected in parallel are connected via a high-frequency transformer, is provi...  
WO/2019/039047A1
Provided are a power conversion device which keeps excessive power from being input to a discharging resistor even in the case of rapid electric discharge from the power conversion device, and a method for controlling the power conversio...  
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/2019/038080A1
The invention relates to a power transmission system (21) for generating a current in a field winding (18) of a rotor (17) of an electric machine (12), wherein a secondary-side winding (23) for arrangement on the rotor (17) and a rectifi...  
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/2019/039038A1
This multilevel power conversion device is provided with a DC module 1 common to each phase and a phase module 2 of each phase (each of two or more phases) and generates AC outputs obtained by converting a DC voltage to a plurality of vo...  
WO/2019/039168A1
Provided is a power conversion device capable of satisfying power supply harmonic restriction without providing a large-capacity reactor in an electrolytic capacitorless inverter configuration. The power conversion device generates: an ...  
WO/2019/037028A1
A voltage conversion circuit (10) and a battery charger (1). The voltage conversion circuit comprises a first conductive branch circuit (101), a second conductive branch circuit (102) and a third conductive branch circuit (103) which per...  
WO/2019/033669A1
A multi-phase permanent magnet generator rectifier system. The system comprises: an N-phase permanent magnet generator (10) and N/3 rectifiers (11, 12), wherein N is greater than 3 and N is an integral multiple of 3; the N-phase permanen...  
WO/2019/034475A1
The invention relates to a power-electronic system comprising a first component which has a first configuration data storage means and is designed to configure its mode of operation using first configuration data stored in the first data...  
WO/2019/034287A1
Drive having a synchronous motor and a converter, wherein the motor phases of the synchronous motor, that is to say in particular the three supply connections of the rotating field winding of the stator of the synchronous motor, can be s...  
WO/2019/036201A1
A single phase single stage level-1 electric vehicle (EV) battery charger can control the power flow in both directions. The converter efficiency is high as the devices undergo ZCS which reduces switching loss in the devices. This conver...  
WO/2019/030744A1
The invention allows for transformation to DC of electric fields of unknown or variable strength and polarity, using conventional, easily obtainable components. The device employs plasma arrestors, high voltage capacitors, a step-down tr...  
WO/2019/031546A1
An electric power conversion device (1) which is provided with a switching circuit unit that comprises: a plurality of upper arm switching elements (20u) that are connected to a positive electrode wiring line; and a plurality of lower ar...  
WO/2019/031348A1
This electric power conversion device (1) comprises: a semiconductor element (2); a plurality of lead frames (3) which are electrically connected to the semiconductor element (2); a flow path forming body (4) that forms a coolant flow pa...  
WO/2019/030859A1
A power conversion device of one embodiment comprises a plurality of submodules (40) connected in series to each other. In each of the submodules (40), a first terminal (43), a second terminal (44), and a third terminal (44) are provided...  
WO/2019/030138A1
It is described a method for controlling a dual three-phase machine with 30-degree phase shift between the two sets, for example a fractional slot concentrated winding electrical machine (14) having a first three-phase winding set (21) b...  
WO/2019/032874A1
The various implementations described herein include inverter devices and systems. In one aspect, an inverter includes: a case; a capacitor within the case having a first terminal and a second terminal; a first bus bar including a first ...  
WO/2019/032125A1
A switched resonant power converter includes multiple switching transistors, a resonant circuit comprising a capacitor and an inductor, and an auxiliary soft-start bypass circuit that bypasses a default switching path that includes a fir...  
WO/2019/030966A1
The present invention is equipped with: a first power conversion device which converts the DC power inputted from an overhead wire through the primary side of an air-core transformer into AC power, and supplies the AC power to an electri...  
WO/2019/031408A1
Provided is a power conversion device in which cooling efficiencies of a capacitor and a current sensor can be improved and the whole length of the device can be reduced in the projection direction of power terminals. The power conversio...  
WO/2019/032083A1
A distributed power supply system (400, 800) for a modular multilevel converter (100) includes an inverter (170) comprising multiple power cells (402, 802), and a voltage source power supply (410, 810), wherein control power is transferr...  
WO/2019/030365A1
This application relates to methods and apparatus for control of a voltage source converter, VSC,(100), where each phase limb (101a-c) of the VSC has a diode rectifier, DR,(105)for connecting to an AC network and which is operable with a...  
WO/2019/031211A1
A power conversion device (1) has a positive electrode bus bar (4P), and a negative electrode bus bar (4N). The power conversion device (1) has: a first semiconductor module (2P), which has a built-in upper arm switching element (20u), a...  
WO/2019/032053A1
A device and a method for providing an electrical current to an electrical load is disclosed. In particular, the device comprises a memory storage device for storing a plurality of ideal voltage waveforms; an electronic controller arrang...  
WO/2019/029694A1
The present application discloses a conversion circuit, a control method and a power supply device, the circuit comprising: an input terminal, an output terminal, a control module, and a first switch unit and a second switch unit compose...  
WO/2019/030781A1
The present invention relates to a system for generating a direct current power output from an alternating current (103) in a primary wire (3), wherein the system comprises: at least one core (104) configured to be located around the pri...  
WO/2019/030968A1
The present invention is provided with: a power semiconductor module that has a plurality of switching elements and that constitutes a power conversion circuit; a filter capacitor that smooths a DC voltage applied to the power conversion...  
WO/2019/030990A1
Disclosed is a power conversion device wherein: a first source electrode of a first switching device, and a second drain of a second switching device are electrically connected to each other; a first gate electrode of the first switching...  
WO/2019/026369A1
Provided is a serial multiplex inverter device (1) in which single phase output inverter cells (2) (U1-U6, V1-V6, W1-W6) each receiving AC power via a transformer (Tr) are connected in series in a multi-stage manner on a per-phase basis ...  
WO/2019/026164A1
The present invention provides a power conversion device that outputs an output voltage for which input voltage has undergone power conversion, comprising: a storage case having a first case part that is electrically conductive, and a se...  
WO/2019/026293A1
A power conversion device is provided with: a first arm (31) having a switching element (311) and another switching element (312) which are connected in series; a second arm (32) having a switching element (321) and another switching ele...  
WO/2019/026161A1
Provided is a power conversion device provided with: a housing case having a first surface, and a second surface on the opposite side to the first surface; a wiring board arranged in the housing case, and having a third surface facing th...  
WO/2019/025013A1
A converter (20) comprises: a DC side for connection to a DC network; an AC side for connection to an AC network; at least one module (22) connected between the AC and DC sides, the or each module (22) including at least one switching el...  
WO/2019/025399A1
The invention relates to an electric drive device (2) comprising a voltage supply (4) for providing a supply voltage (UV), a three-phase machine (12) having a number of neighbouring phase windings (34, 36, 38) with a respective first and...  
WO/2019/026141A1
A power conversion device according to the present invention converts a DC voltage output from a DC power supply into an AC voltage in a current discontinuous mode. A current controller (6) calculates a target voltage value (VL*) between...  
WO/2019/026475A1
This power conversion device 100 is provided with: a power conversion unit 110 which generates AC power for operating a control target 10 and outputs the AC power to a motor 12; and an abnormality detection unit 120 which detects an abno...  
WO/2019/026836A1
A power module 1 comprising a base plate 2, a ceramic insulating substrate 4 joined onto the base plate 2, and a semiconductor element 6 joined onto the ceramic insulating substrate 4, wherein a surface 2b of the base plate 2 on the oppo...  
WO/2019/026165A1
A power conversion device, provided with: a housing case having a first surface and a second surface on the opposite side from the first surface; a first electronic component, which is a first heat generation source, disposed in a first ...  
WO/2019/026764A1
The problem of the present disclosure is to provide a power conversion device that can improve workability, and a power conversion system. The power conversion system of the present disclosure comprises a plurality of power conversion de...  
WO/2019/025740A2
Method for controlling an inverter (18) configured to power electrically a motor (12) comprising a stator and a rotor capable of being rotated relative to the stator when the motor (12) is electrically powered, the inverter (18) comprisi...  

Matches 351 - 400 out of 90,280