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Matches 1 - 50 out of 89,615

Document Document Title
WO/2019/091833A1
The invention relates to a resonant power converter (1) converting a direct input voltage into an alternating or direct output voltage, comprising a transistor (2), and a first inductance (L1) connected to an input port (9) for a direct ...  
WO/2019/091776A1
The invention relates to a method for controlling a charger (10) for electrical accumulators, comprising a step of determining cyclic ratios suitable for controlling the sinusoidal currents at the input of the charger (10), and a step of...  
WO/2019/092077A1
The invention relates to a DC link capacitor module (1, 1'), in which a coil (4, 5) is electrically conductively attached to two mutually opposite electrode plates (2a, 2b), wherein a plurality of first connecting means (6) are provided ...  
WO/2019/092000A1
The present invention relates to a DC-to-AC power converter having a main DC input (1) and a main single-phase AC output (4) comprising a single DC-to-DC converter (5) and, firstly,according to a direct path, a bidirectional voltage-type...  
WO/2019/092877A1
In order to obtain a power conversion device capable of stably operating, the power conversion device (101) is provided with an inverter (3) for converting an input DC power to an AC power and a control unit (6) for controlling the inver...  
WO/2019/092610A1
A Voltage Regulator Module (VRM) includes a first voltage rail circuit board oriented in a first plane having formed therein a first plurality of conductors and configured to produce a first rail voltage, a second voltage rail circuit bo...  
WO/2019/092305A1
A power converter (101) for an electric power plant comprises an inverter-bridge (102), a network filter (105) for connecting the inverter-bridge to an alternating voltage power grid, and a controller (106) for controlling, in a first op...  
WO/2019/091543A1
The invention relates to a multi-phase multi-stage power converter (MMC) and a method for the operation thereof, wherein the multi-stage power converter (MMC) comprises a plurality of phase modules (210) which are each formed from sub-mo...  
WO/2019/088161A1
A resonant inverter of this power supply device for an electric vehicle includes a first resonance capacitor and a switching element for cutting off a current flowing through a resonance circuit, and generates a first alternating current...  
WO/2019/087852A1
The present invention addresses the problem of appropriately ensuring a heat passage around a capacitor element and ensuring reliability of the capacitor element. A power conversion device according to the present invention comprises: a ...  
WO/2019/088294A1
In a power converter (105), the inductance L ([H]) of a reactor (121) and the capacity C ([F]) of a capacitor (122) satisfy condition (1). Furthermore, the power converter (105) eliminates the need for a current-limiting circuit between ...  
WO/2019/087644A1
[Problem] To provide a motor control device and a motor control method enabling torque control by a command value even during switching of control modes, suppressing torque variation during the switching, and excellent in responsiveness....  
WO/2019/087542A1
A load abnormality detecting circuit for an inverter to detect abnormality of a load during an operation of the inverter which has a self-arc-extinguishing element as a switching element and a phase synchronizing loop controlling an outp...  
WO/2019/086819A1
A method for stabilising a DC electrical network comprising a DC voltage source which supplies at least one electrical block comprising a filter provided with an inductor and a capacitor, a converter and an electrical load. The method co...  
WO/2019/087655A1
An inverter of a power supply apparatus includes a smoothing circuit. The smoothing circuit includes a circuit body having a positive-side output terminal and a negative-side output terminal, and a plurality of capacitors mounted on the ...  
WO/2019/087398A1
This inverter device (20) is provided with: a communication unit (21) for receiving, from a control device (10) connected through a network line, a control command for instructing a drive condition of a device to be controlled; a recepti...  
WO/2019/088036A1
The present invention reduces power consumption of a network inverter. An inverter (1a, 1b, 1c) is provided with an MPU (20a, 20b, 20c), and a power supply (10) that supplies power to the MPU (20a, 20b, 20c) and a power supply circuit (4...  
WO/2019/011905A3
The present invention provides a charging assembly (10) for charging at least one electrically chargeable storage device (12), in particular an electrically chargeable storage device (12) for driving an electrical vehicle, comprising mul...  
WO/2019/088878A1
The invention relates to power supplies for induction assemblies for stirring molten metals, in particular aluminium, in furnaces and mixers and is intended to improve stirring efficiency while having a high power factor and improved ene...  
WO/2019/088131A1
In the present invention, a control unit (50) controls the switching operation of a power conversion unit (13). The control unit (50) monitors the indicator value that correlates with outside disturbances that distort the input current (...  
WO/2019/087238A1
This power conversion system is constituted by: a power converter 3 connected through an AC reactor 2 to an AC power supply 1 and constituted by a PWM converter 31, a DC capacitor 33, and an inverter 32; a control circuit 6 for controlli...  
WO/2019/088118A1
A power conversion device (105) that comprises a rectification circuit (110), a reverse conversion circuit (130), and a capacitor (122). The rectification circuit (110) rectifies alternating-current power from an alternating-current powe...  
WO/2019/088678A1
Disclosed herein is an air conditioner including: a rectifier including a plurality of capacitors connected in series to each other, a switching device configured to control a flow of current supplied to the respective capacitors to char...  
WO/2019/087944A1
This converter 500 rectifies alternating current voltages of three phases R, S, and T. Six semiconductor switches form a high-side arm and a low-side arm of each of R phase, S phase, and T phase. A gate signal generation unit 520 generat...  
WO/2019/089419A1
An integrated circuit (IC) package, e.g., a power MOSFET package, may include a lead frame including (a) a main lead frame structure including a plurality of leads and defining or lying in a main lead frame plane, and (b) an offset lead ...  
WO/2019/080493A1
Disclosed in the present application are an inverter current equalizing method and apparatus, an inverter system, and a wireless charging system, for use in implementing multi-inverter current equalizing. The method comprises: separately...  
WO/2019/082246A1
Provided are a DC power supply device and an air conditioner that are capable of protecting elements even when a power-supply voltage disturbance such as lightening surge occurs. A DC power supply device (1) is provided with: a bridge re...  
WO/2019/082364A1
A power conversion device 100 equipped with a power module 10 containing a switching element, and also equipped with a metal case for storing the power module 10 within a plurality of case surfaces, wherein: the level of noise produced b...  
WO/2019/025740A3
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...  
WO/2019/080400A1
A SiC power device-based full-bridge LLC resonant plasma power supply, comprising a main circuit and a control circuit. The main circuit comprises a rectification filtering module, a high-frequency full-bridge inverter module, a high-fre...  
WO/2019/082783A1
Provided are: a heat sink that suppresses excessive cooling of electronic components that do not require excessive cooling, and with which it is possible to cool, with high efficiency, only electronic components requiring cooling; and a ...  
WO/2019/081503A1
An electrical converter (10) comprises three branches (12) of series-connected converter cells (14), each converter cell (14) comprising a rectifier (34), a DC link (36) with a DC link capacitor (C) and an inverter (38), wherein the thre...  
WO/2019/083567A1
A photovoltaic (PV) power station includes at least one AC power production unit. The AC power production unit includes an energy reservoir that is supplied with DC energy from a DC power generator, such as PV panels. The energy reservoi...  
WO/2019/082316A1
The present invention provides a power conversion device (100) with which a ripple current of a smoothing capacitor (22) can be reduced by controlling the output voltage phase of a device. This power conversion device (100) is provided w...  
WO/2019/082297A1
This power conversion device is provided with a converter (2R), a first capacitor (C1R), and a second capacitor (C2R). The first capacitor (C1R) is connected between a DC positive bus line (PL1) and a DC neutral point bus line (NL1). The...  
WO/2019/082522A1
In the present invention, a power source supply-side terminal (38) is formed from: a power source supply-side suspended part (38H) that extends toward the surface of a circuit substrate (31); a power source supply-side extended part (38E...  
WO/2019/082929A1
Provided is a film capacitor equipped with: a body 3 provided with at least a first metalized film having a first metal film 2a on a first surface of a first dielectric film 1a, and a second metalized film 5b having a second metal film 2...  
WO/2019/082535A1
The present invention concerns a method for on-line monitoring a DC- bus capacitor having a diode rectifier front end, the three-phase inverter controlling the three-phase power provided to a load at each switching cycle using a space ve...  
WO/2019/082441A1
In acceleration and deceleration operations of a motor, a problem has been posed in that a power converter gets into overcurrent or overvoltage when an inertia moment value of a machine mounted to the motor is large. In order to solve th...  
WO/2019/082363A1
A power conversion device equipped with a power module 10 which contains a switching element, and a metal case for housing a power module 10 within a plurality of case surfaces, wherein: a perforated metal structure is provided in the ra...  
WO/2019/077842A1
The purpose of the present invention is to provide a power conversion device, an electric motor drive device, and an air conditioning device in which the standby power can be effectively suppressed while suppressing rush current. The pow...  
WO/2019/077870A1
This semiconductor module is provided with: first and second higher and lower arms (700H, 700L, 701H, 701L); first and second positive electrode terminals (63B1, 63B2) that are connected to respective high potential-side electrodes of th...  
WO/2019/077874A1
In this invention, a lead frame sealed in a sealing resin body comprises: a plurality of islands (611 to 614) wherein a plurality of switching elements (70) are disposed individually; wirings (62, 620 to 623), each connected via a bridge...  
WO/2019/078852A1
The present subject matter relates to Alternating Current (AC) inlet units. An AC inlet unit includes a socket to receive a power supply cord and a ground pin and a second pin, each disposed in the socket. The AC inlet unit further inclu...  
WO/2019/077871A1
This semiconductor module is provided with: a plurality of switching elements (70) which each include a first pad (71), are arranged with thickness directions thereof aligned, and constitute upper and lower arms for two phases; a drive u...  
WO/2019/075546A1
A smart hybrid electrical system for controlling operation of electrical devices is disclosed. The system includes a control unit coupled to receiving units (RFID tag unit, a Bluetooth unit and a WiFi unit), a relay unit connected to the...  
WO/2019/078488A1
The present invention relates to a wireless power transmission apparatus. The wireless power transmission apparatus according to one embodiment of the present invention comprises: a transmission controller for generating and supplying a ...  
WO/2019/077873A1
High-side switching elements (700H, 701H) and low-side switching elements (700L, 701L) used as switching elements (70) constituting the upper/lower arms of a plurality of phases constitute a semiconductor module (40). This control device...  
WO/2019/075837A1
A single-stage isolated three-phase PFC converter and a control method therefor. The converter comprises a primary input circuit, a transformer and a secondary output circuit; the primary input circuit comprises a first switch unit, a fi...  
WO/2018/061184A9
A generation circuit (21) is configured so as to generate an output voltage command value Vor* for an inverter (7) on the basis of a three-phase reference value Vr, a zero-phase reference value, a detected value of a current sensor (8), ...  

Matches 1 - 50 out of 89,615