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Patent Searching and Data


Matches 351 - 400 out of 91,691

Document Document Title
WO/2019/120266A1
The disclosure relates to a rectifier having a mirror image left/right side topology. Each side has a down-converter connected to half of a full bridge rectifier, and is switched 180 degrees out of phase with the other side. The sides of...  
WO/2019/120406A1
The invention relates to a method for operating a wind turbine which comprises a power generator, a generator side converter, a grid side converter, a DC link electrically connected to an output of the generator side converter and an inp...  
WO/2019/124034A1
Provided is a power transmission device with which it is possible to more accurately detect a switching state that is undesirable for a switching element, and to supply electric power in a satisfactory manner. The power transmission devi...  
WO/2019/121317A1
The invention relates to an inverter. The inverter has at least three phases for supplying current to an electrical machine. The inverter also has a control unit and at least one power output stage connected to the control unit on the in...  
WO/2019/122094A1
Circuitry for an induction element for an aerosol generating device is disclosed. The induction element is for inductive heating of a susceptor (110) for heating an aerosol generating material (116) in use. The circuitry comprises a driv...  
WO/2019/122565A1
The invention relates to a method for controlling a device (33) for modulating a power supply voltage (Ue) of an electrical current that is drained by a traction battery (31) of a motor vehicle (1) and that is supplied to an electrical m...  
WO/2019/124555A1
To obviate the need for a noise reduction filter of a relay drive driver circuit and reduce the size of a device, this switching power supply device is provided with a plurality of power supply circuits corresponding to each phase of a m...  
WO/2019/121755A1
This application relates to methods and apparatus for powering microcontrollers (104), in particular for powering microcontrollers of a personal care product, such as a shaver product (107). The microcontroller is arranged such that a fi...  
WO/2019/120468A1
The present disclosure relates to a power converter phase leg (2) for a Modular Multilevel Converter, MMC, (1). The phase leg comprises a first cell arrangement (6) comprising a plurality of series connected converter cells (3). The phas...  
WO/2019/124311A1
Provided is a drive control device for a motor-mounted vehicle, the device being capable of detecting with good precision the temperature of a switching element of an inverter. This drive control device (16) of a motor-mounted vehicle is...  
WO/2019/123618A1
The present invention detects the rising points of a half wave of an AC power supply voltage from the output of a photocoupler, detects the time interval between a plurality of detected rising points as the period of the AC power supply ...  
WO/2019/116499A1
This power conversion system (1) is provided with a power conversion unit (18) for performing bidirectional power conversion and an electricity storage device (22) charged by power supplied from a DC power supply or an electric motor (5)...  
WO/2019/118297A1
A sequential extraction control device for use in a 3-phase DC/AC converter. The 3-phase converter has three single-phase DC/AC converters, each controlled by a respective PWM extractor. Duty factor adjustments are made depending on a cu...  
WO/2019/115403A1
An inverter (10, 20, 30) for a photovoltaic system comprises - a substantially planar base plate (11) with a front face and a rear face, wherein the rear face forms an outer rear wall of the inverter (10, 20, 30), and with at least one p...  
WO/2019/113918A1
Disclosed are an auxiliary convertor circuit (1000), an auxiliary convertor (2000) and an auxiliary convertor cabinet (3000), wherein the auxiliary convertor circuit comprises: an alternating current power supply (10), a rectifier (20), ...  
WO/2019/113922A1
Provided are a power conversion unit (10), an auxiliary locomotive power supply current conversion circuit, and a locomotive. The power conversion unit (10) comprises: at least three groups of power conversion sub-units (13), a support c...  
WO/2019/116722A1
Provided is a power conversion device which can be configured inexpensively and in which initial charging can be performed quickly. Accordingly, the power conversion device (100) is provided with: a power converter cell (10) having a fir...  
WO/2019/116440A1
When a communication unit receives a first synchronization signal from another inverter power generator, a control unit repeats a series of processes of: comparing a first phase, which is included in the first synchronization signal, wit...  
WO/2019/116509A1
An air conditioner (100) comprising: a converter unit (13), which has a first and a second input terminal (131, 132), the second input terminal being connected to a commercial AC power supply (1), and which converts a first AC voltage in...  
WO/2019/117204A1
A power source device according to an embodiment of the present invention converts an alternating current voltage into a direct current voltage. The power source device (100) is provided with: a rectifier circuit (A02) for rectifying an ...  
WO/2019/113907A1
A power converter based on a high voltage thyristor, comprising an air cooling radiator (100), a thyristor phase module (V1), and a diode phase module (V2). The thyristor phase module (V1) comprises a first thyristor (S1) and a second th...  
WO/2019/115701A1
An electrical converter (10) comprises at least two phase branches (12A, 12B, 12C, 12N), each phase branch comprising at least two half-bridges (16), which are connected in parallel to a DC link (14) and which are connected via midpoints...  
WO/2019/116714A1
The present invention is provided with a transformer, a first circuit and a second circuit connected to each other via the transformer, a first module 11 in which the first circuit is mounted to a first housing 101, and a second module 1...  
WO/2019/117119A1
This inverter is provided with a frame, a semiconductor power module and a cooling device. The frame is configured by combining a plurality of frame members which include a plurality of rod-shaped frame members. The semiconductor power m...  
WO/2019/116785A1
The present invention achieves a low-cost power conversion device that performs PWM synchronization. This power conversion device is provided with power conversion cells 101-104 that supply the voltage of a power supply 300 to a load 400...  
WO/2019/117680A1
According to a defective hall sensor signal generation device using a phase shift circuit and a method therefor, presented in the present invention, the device further comprises a hall sensor signal generation unit for enabling a signal ...  
WO/2019/116868A1
A semiconductor rectifier provided according to one aspect of the present disclosure is provided with a transistor and a diode. The transistor has a source electrode, a drain electrode, and a gate electrode. The diode has an anode electr...  
WO/2019/116419A1
This power conversion device is provided with a power conversion circuit and a control device. The control device is provided with a virtual power generation device modeling unit and a control signal generating unit. The virtual power ge...  
WO/2019/111776A1
In this motor driving apparatus 120, a phase compensation amount calculation unit 110 calculates a phase compensation amount Δθ for compensating a voltage phase θv* when a control mode is switched in a control selection unit 90. The c...  
WO/2019/109781A1
A hybrid DC converter for an offshore wind farm comprises: a diode rectifier, the AC side thereof being connected to a wind farm internal grid, and the DC side thereof being connected to a high voltage direct current (HVDC); and an auxil...  
WO/2019/112541A1
The claimed invention relates in general to multiphase power systems and alternating current devices and, in particular, to methods for maintaining a constant level of alternating load voltage by dynamically compensating voltage distorti...  
WO/2019/111287A1
The present invention relates to a converter for converting an electromagnetic wave in a continuous electric current. Particularly, said converter comprises at least one antenna (1, 1') and at least one rectifier (2) for transforming sai...  
WO/2019/110090A1
The invention relates to an arrangement (1) comprising an asynchronous machine (5) having a rotor (7) and a stator (6), wherein the arrangement is set up in a generator mode for feeding electrical energy into an AC voltage network (4). T...  
WO/2019/111743A1
Provided are a power conversion device and a railcar, configured so that even if one of a plurality of semiconductor elements on a first surface of a heat receiving plate were to malfunction, it is possible to mitigate damage to other se...  
WO/2019/111293A1
This power conversion device is provided with: a converter (13) and an inverter (16), which are power converters for converting first power into second power; an input current sensor (12) that measures a first current value, i.e., the cu...  
WO/2019/111497A1
According to the present invention, an inverter circuit comprises a plurality of flying capacitor circuits, each of which contains a plurality of switching elements and at least one capacitor, and converts a direct-current power that is ...  
WO/2019/111412A1
Provided is a power conversion device that prevents generation of overvoltage on the input side of a converter. In the present invention, a current inputted to the converter is detected by a current detection unit. The present invention ...  
WO/2019/109950A1
A power supply device (100) and a boosting circuit (150) for the power supply device (100). The boosting circuit (150) comprises: an input end (151) configured to input a direct current voltage (Vb) from a battery pack; a transformer ban...  
WO/2019/112652A1
The present disclosure is directed toward a control system for controlling a heater that includes at least one heating element. The control system includes a power converter operable to supply an adjustable voltage output to the heater, ...  
WO/2019/111564A1
The present invention is provided with: an input terminal and an output terminal; a voltage converter including a first switching circuit for inputting a voltage from the input terminal and a second switching circuit for outputting, from...  
WO/2019/105513A2
The invention relates to a charging assembly (1) for an electric vehicle (10) with a traction battery (11), having a charging station (7) directly connected to a medium voltage network (2), and a charging cable (8) for coupling to said e...  
WO/2019/106917A1
A load abnormality detecting circuit for an inverter to detect abnormality of a load during an operation of the inverter which has a switching element and a phase synchronizing loop controlling an output frequency to be a resonance frequ...  
WO/2019/106903A1
A voltage compensation device according to an embodiment of the present invention includes a power converter, a serial transformer, and a control unit. The control unit includes a first coordinate conversion circuit for generating a firs...  
WO/2019/104808A1
The present application relates to the technical field of power supply design, and in particular, to a power supply circuit and an adapter. The power supply circuit comprises: a main circuit module; a current mirror module, an input end ...  
WO/2019/107154A1
[Problem] To provide an identification method of a brushless DC motor that is capable of identifying information relating to a brushless DC motor without specifically performing a handshake. [Solution] The identification method of the pr...  
WO/2019/107052A1
Provided is a DC power supply device that can be connected in common to a plurality of electrical tools having different rated voltages. The DC power supply device 1 is connected to an external AC power supply 50 and an electrical tool 8...  
WO/2019/107077A1
The present invention improves the productivity of a power semiconductor device. This power semiconductor device comprises: a circuit part that has a power semiconductor element and a conductor transmitting an electric current; a first b...  
WO/2019/106792A1
This power conversion device is provided with: a rectification module that rectifies AC current supplied from an AC power supply; an inverter unit that converts, into AC current, the DC current rectified in the rectification module, outp...  
WO/2019/107872A1
A home appliance having a motor according to the present invention comprises: an inverter unit; and an inverter control unit for controlling a switching operation of the inverter unit, wherein the inverter control unit generates a brakin...  
WO/2019/106777A1
The purpose of the present invention is to obtain a power converter control device that is capable of controlling a power converter that supplies power to a multi-winding motor and stably driving the multi-winding motor. This power conve...  

Matches 351 - 400 out of 91,691