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Matches 1 - 50 out of 84,616

Document Document Title
WO/2018/012146A1
A power conversion device is provided with: a power conversion unit 20 that is provided between a DC power supply 2 and an AC circuit 3 and that performs DC/AC power conversion; and a control unit 14 that controls the power conversion un...  
WO/2018/012120A1
Provided is a miniaturized power module in which program control signals that are input to a programmable circuit are configured as one system. In the power module (10), an internal high-side programmable circuit (12) and a low-side prog...  
WO/2018/011863A1
An inverter device 1 is provided with a converter circuit unit 11, an inverter circuit unit 12, and a current detection unit 13. The inverter device 1 is provided with: a calculation unit 14 that calculates a frequency command value on t...  
WO/2018/012025A1
A resonant inverter is provided with an input capacitor (3), an inverter (4), a snubber circuit (5), a transformer (7) having a primary winding connected to an AC terminal of the inverter (4), a resonant coil (8) on the secondary winding...  
WO/2018/012122A1
The present invention suppresses a high frequency noise that is generated in a semiconductor device wherein a SiC element is mounted. A semiconductor device 100 is provided with: semiconductor elements 14a and 15a, which are connected in...  
WO/2018/012260A1
[Problem] The purpose of the present invention is to provide a synchronous motor control device and a method for controlling same, by which, when a synchronous motor in a rotation state of not being supplied with power is activated by be...  
WO/2018/012028A1
The purpose of the present invention is to achieve a power supply system such that restrictions on a thermal design of a DC/DC converter can be relaxed and a radiator of the DC/DC converter can be made small. The power supply system (100...  
WO/2018/012261A1
[Problem] To provide a high-strength and high-quality electrical component storage case and a manufacturing method therefor such that less man hours are required. [Solution] An electrical component storage case for storing railroad car e...  
WO/2018/010404A1
Provided are a power supply and an electrical device; said power supply comprises an LLC control circuit (100), an input rectifier circuit (200), a switching circuit (300), and an LLC transformer (400); the LLC transformer (400) comprise...  
WO/2018/006961A1
A switching circuit (100) includes a first half-bridge circuit (110), a second half-bridge circuit (120) and a voltage divider circuit (30) connected in parallel with each other and a DC input power (VDC). The first half-bridge circuit i...  
WO/2018/008372A1
Provided is a 6-line 3-phase motor that is capable of simultaneously achieving a high output and reduction of torque ripples. A 6-line 3-phase motor (100) is provided with: a stator (110) that has winding wires wound independently betwee...  
WO/2018/008137A1
In order to ensure an insulation distance and a creepage distance between different voltage levels in a power converter, conventional techniques using air insulation have been causing the power converter to increase in size as an input v...  
WO/2018/008333A1
The present invention addresses the problem regarding the inability to detect an erroneous ignition of a lower arm switching element due to voltage change when an upper arm switching element is switched from off to on. According to the p...  
WO/2018/007741A1
The invention relates to a multilevel modular converter (10) including a control module (12) for regulating the internal energy stored in the capacitors of the submodules of a half arm of the converter, the control module being capable o...  
WO/2018/008424A1
A semiconductor device (1) is provided with a positive electrode-side semiconductor element (7), negative electrode-side semiconductor element (8), positive electrode plate (4), negative electrode plate (5), alternating current electrode...  
WO/2018/008371A1
The present invention ensures insulation between a metal member that supports a power semiconductor module, and an input/output end of the power semiconductor module. Disclosed is a power conversion device 10 wherein a bus bar 51 of a co...  
WO/2018/007202A1
Apparatus for electrically connecting at least one electrical component to a first and second busbar The invention relates to an apparatus (VO) for electrically connecting at least one electrical component (BE) to a first and second busb...  
WO/2018/006970A1
The present disclosure relates to a stack of semiconductor switches of a phase leg 2 of a Modular Multilevel power Converter (MMC) 1, wherein semiconductor switches of a first cell 3a of the phase leg are stacked in an order of: 1) S1, 2...  
WO/2018/001465A1
The invention relates, amongst other things, to a method for operating a converter, in particular a multilevel converter (100) that is connected to a power supply network (1), which operates at a prespecified network frequency, and has a...  
WO/2018/001455A1
The present disclosure relates to a converter arrangement comprising a power converter (1), converter terminals (8), connecting the converter to an AC mains (6) via circuit breakers (7), and a capacitor arrangement (4) comprising at leas...  
WO/2018/005321A1
Systems, methods, and articles of manufacture are provided wherein inverter topologies and inverter control employ primary and secondary windings with a half-bridge circuit and an unfolding bridge circuit positioned between the second wi...  
WO/2018/001617A1
The invention relates to a circuit board assembly, which has a prefabricated carrier plate (1) having a component side having electrical components (3, 4) premounted thereon and has a circuit board (1), which is soldered to the component...  
WO/2018/003075A1
A motor control device 1 is provided with: a substrate 10; a substrate 20, which has an electronic component 116 including a switching element 117 for power conversion, and which is disposed along a surface P1 intersecting the substrate ...  
WO/2018/004117A1
The present invention relates to a wireless power control method and device for wireless charging, and the wireless power control method of a wireless power transmitter according to an embodiment of the present invention may comprise: a ...  
WO/2018/006098A1
In described examples, a multi-level converter (300) includes switches (M1-M4) connected in series and a flying capacitor (310) connected to switch nodes (304, 305) of the switches (M1-M4). The switch nodes (304, 305) are biased initiall...  
WO/2018/000349A1
The present invention relates to an electric energy conversion device, and in particular, to a high-reliability inverter device. A photovoltaic inverter, comprising booster and inverter circuits for achieving booster and inverter functio...  
WO/2018/000703A1
A rectifier circuit (11) and a UHF tag having said rectifier circuit (11), comprising a multi-stage charge pump, the rectifier circuit (11) comprising: a high voltage output terminal, said high voltage output terminal being the output te...  
WO/2018/003827A1
Provided is a semiconductor device that has a configuration provided with: a driving unit for driving an upper switching element and a lower switching element according to a control signal for controlling the driving of the upper switchi...  
WO/2018/001463A1
Cell module (10) for a modular converter, the cell module (10) comprising an enclosure (12) having a wall section (20) of electrically conductive material and an opening (36) in the wall section (20); at least one interior cooling condui...  
WO/2018/001589A1
The invention relates to an apparatus (1) for operating an electric machine (2) of a motor vehicle, having a circuit which connects the electric machine (2) to an energy store (4), wherein the circuit (3) has a main switch (13) and a bri...  
WO/2018/001515A1
A multilevel converter for converting between AC and DC comprises a cell (HBA), which comprises an energy storage element (C), a first branch of series-connected switching units(S1, S2) in parallel with the energy storage element, each s...  
WO/2018/002998A1
In a power supply device according to the present invention, an input voltage (power supply voltage) value is detected by an input-side voltage detection circuit, and a comparison voltage (error voltage) for comparing with an on timer (t...  
WO/2017/223267A1
A method and system for generating inverted electrical signals includes a first string of batteries connected in series, each battery having a half-bridge circuit connected in parallel and each having upper switch and lower switches. A f...  
WO/2017/221854A1
Provided is an electrical component mounting structure having effectively improved durability. An electrical component mounting structure, in which terminals 66, 67 of an electrolytic capacitor 19 are mounted, includes two bus bar plates...  
WO/2017/223065A1
A power supply system and related method for providing a regulated DC output from an unregulated AC input includes a Vienna rectifier (2) having power factor correction circuitry (29) and a series resonant DC to DC converter (5) to provi...  
WO/2017/221456A1
A power conversion device (50, 60, 70, 80, 90, 100) that supplies power to a load by using a module (1, 2, 3) that contains a semiconductor element, wherein a sealing wall (9) that retains a sealing resin (10) is provided to a metal case...  
WO/2017/220242A1
The invention relates to a circuit assembly (28) for supply-side connection to an inverter (8) of an electric machine (2), comprising a filter circuit (32) having at least one filter stage (30), wherein the filter stage (30) has an X-Y i...  
WO/2017/221339A1
A power conversion device wherein: a voltage is controlled by substantially equally shifting voltage commands for respective phases so that the voltage command for a maximum phase is matched with the maximum value of a PWM carrier signal...  
WO/2017/221453A1
Provided is a power conversion device that: determines the site of a ground fault in a motor and cable; and reports the determination results to a user, external device, or system. This power conversion device comprises a plurality of sw...  
WO/2017/221862A1
In order to provide a motor driving device that executives torque pulsation suppression control regardless of the processing power of an installed computing device, the motor driving device 100 according to the present invention is equip...  
WO/2017/219659A1
An adapter, comprising a switching power supply module (200), a communication module (300), and a charging interface (100). The charging interface (100) is configured to connect the adapter with an electrical device; the electrical devic...  
WO/2017/220241A1
The invention relates to a three-point inverter circuit (1) having two stacked half-bridges (11, 12), wherein a central power connection (11m) of the first half-bridge (11) is connected to a positive power connection (13p) of a third hal...  
WO/2017/221851A1
[Abstract] To provide a switching control device and a power generation system with which the transmission of direct-current power can be switched and controlled for each of a plurality of power generation units when transmitting to a po...  
WO/2017/220448A1
The invention relates to a system and a method for converting DC power into three-phase AC power. The conversion system comprises three commutation branches (A, B, C), a modulation circuit, and an electric energy recovery module (8). The...  
WO/2017/221430A1
This invention relates to an identification method unit for identifying a resonance of a power grid within a shorter delay time. The identification method for identifying a resonance of a power grid where a grid-connected unit is connect...  
WO/2017/221417A1
The present invention is a technology that enables gate drive current suppression and breakthrough prevention in a drive circuit that drives a power device. A gate drive circuit has: a first switching element; a second switching element;...  
WO/2017/220447A1
The invention relates to a system and a method for converting DC power into three-phase AC power, the conversion system comprising three commutation branches (A, B, C), a modulation circuit, an electric energy recovery module (8), and fi...  
WO/2017/217013A1
A power conversion device 2a for supplying, in conjunction with another parallel-connected power conversion device 2b, alternating-current power to a common load 3. A control unit 23a controls a DC-DC converter 21a such that a direct-cur...  
WO/2017/216291A1
A multilevel converter for forming an alternating current waveform includes at least one cell (HBA) comprising at least one energy storage element (C) and a first branch of series-connected switching units in parallel with the energy sto...  
WO/2017/216523A1
Apparatus and methods of operating an electric motor are provided, comprising energising a plurality of stator coils in sequence to rotate a rotor. Each said coil is energised with a repeating pulse sequence comprising at least a first p...  

Matches 1 - 50 out of 84,616