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Matches 751 - 800 out of 90,265

Document Document Title
WO/2018/163524A1
A dump truck (1) is provided with a ground-fault detection device (22) for detecting a ground-fault detection voltage V0, which is a difference between a detection voltage Vp between a positive electrode line (18A) of a DC bus bar (18) a...  
WO/2018/163643A1
Provided is a portable electric tool having a satisfactory weight balance in a configuration in which a reactor is provided in a current pathway of a motor. A portable cutting machine 1 comprises: a motor 6; a motor housing 11 accommodat...  
WO/2018/163606A1
In order to suppress surge voltage when turning off a semiconductor element, when a 3-level power conversion device is constituted from a 2-in-1 module and main circuit inductance is reduced, it is necessary to connect the module in para...  
WO/2018/163922A1
According to the present invention, a low speed current sensor is used to determine where, among a motor and a cable connected to a power conversion device, a short circuit has occurred. In addition, the low speed current sensor is used ...  
WO/2018/163320A1
A main conversion device has a plurality of semiconductor devices (1) connected in parallel with each other. A gate driver (13) supplies a gate voltage to the gates of the semiconductor devices (1). Gate interconnections (14, 16) are eac...  
WO/2018/163383A1
A motor drive device (111) as a power conversion device is provided with: a power conversion circuit (3), which converts direct current power into alternating current power, and supplies the power to a motor (4); a control circuit (110) ...  
WO/2018/162215A1
A photovoltaic power plant system (1) for power generation is provided, comprising one or more photovoltaic clusters (18a, 18b, 18c, 18d) and one or more modular multilevel converters (22). Each photovoltaic cluster (18a, 18b, 18c, 18d) ...  
WO/2018/163559A1
According to the present invention, a charging terminal and a discharging terminal are connected to a conduction control terminal of a semiconductor switch. The present invention is provided with: a charging path that has a charging term...  
WO/2018/162422A1
In the field of line commutated converters, for use in high voltage direct current (HVDC) power transmission, a line commutated converter (10) comprises a plurality of converter limbs (12A, 12B, 12C) that extend between first and second ...  
WO/2018/163928A1
Provided is a drive control device and a drive control method for an electric motor which can detect leakage current in a multilayer wiring board without providing a current sensor. The drive control device for the electric motor is prov...  
WO/2018/157238A1
A powered wall mount includes a cover plate and a mount head in electrical communication with one another. The cover plate is configured to cover an electrical outlet in a wall without blocking any sockets. The cover plate includes a pai...  
WO/2018/158581A1
A line commutated converter (LCC) for a high voltage direct current power converter, the LCC comprising at least one LCC bridge circuit for connection to at least one terminal of a DC system, each bridge circuit comprising a plurality of...  
WO/2018/160324A1
A system and method for operating a drive system coupleable to one or more DC and AC electrical ports is disclosed. The drive system includes a DC link, at least one DC- DC converter, at least one DC-AC converter, a DC link capacitor, an...  
WO/2018/159544A1
A control circuit (20) of a code modulator (2) sets, for a code modulation circuit (23), a first state in which first and fourth switch circuits are turned on and second and third switch circuits are turned off, a second state in which t...  
WO/2018/159209A1
The purpose of the present invention is to improve the reliability of a power semiconductor device. This power semiconductor device comprises: a circuit body including a power semiconductor element; a case that stores the circuit body; a...  
WO/2018/158005A1
The invention relates to an inverter (30) having: - at least one AC voltage connection (32) which has a phase connection (R) and a neutral conductor connection, and - a DC voltage connection (38) which has a positive contact (16), a nega...  
WO/2018/158012A1
Half-bridge for power electronic circuits, comprising a series circuit of two power electronic switches and a backup capacitance which is connected in parallel with the series circuit, wherein the backup capacitance comprises a first cap...  
WO/2018/159383A1
Provided is a power conversion control device capable of stably operating a power conversion device with high efficiency. Therefore, provided are: a constant power control unit (44) that, when a DC voltage (VDC) outputted from a DC power...  
WO/2018/157797A1
A full-bridge resonant converter comprises a full-bridge inverter unit, a resonant network, a high-frequency transformer, and a rectification and filtering unit. The full-bridge inverter unit converts an inputted direct-current voltage i...  
WO/2018/157912A1
The invention relates, inter alia, to a method for operating an electrical device (20) taking into account an input data stream (Se) which is formed by input desired values (Ue) and the input desired values (Ue) of which have a temporal ...  
WO/2018/159153A1
The present invention is provided with: a converter circuit (11) which converts an alternating current into a direct current; a reactor (L) electrically connected to one output terminal of the converter circuit (11); a capacitor (12) ele...  
WO/2018/158922A1
Disclosed is a main circuit wiring member for electrically connecting between a direct current power supply source and a semiconductor element module or between semiconductor element modules. The main circuit wiring member is provided wi...  
WO/2018/158259A1
A power switching cell, and associated multilevel converter, comprising: - an input port capable of receiving a switching control signal (VIN), - an input transistor (Tcom) connected via the gate to the input port, and via the source to ...  
WO/2018/158935A1
A power conversion device (1), comprising a power conversion circuit unit (2) including a plurality of sub-modules (7) serially connected to each other, protection devices (31A, 31B) that generate a protection command for protecting each...  
WO/2018/159552A1
This power supply substrate (20) is provided with: a first power generation circuit (24) which generates a first three-phase output power on the basis of input alternating current power from a three-phase four-wire alternating current po...  
WO/2018/160204A1
Methods and systems of reducing a substrate noise in a charge pump having a flying capacitor are provided. An input node of the flying capacitor is precharged at a first slew rate. The input node of the flying capacitor is charged at a s...  
WO/2018/159911A1
The present invention relates to an inverter device having an inverter module for converting DC power stored in an energy storage system (ESS) of a photovoltaic power generation system into AC power and supplying the AC power to a load. ...  
WO/2018/154388A1
A system (100) includes a primary Printed Circuit Board (PCB) (104, 202) and a heat transfer device (118) that is attached to the primary PCB. The primary PCB includes a heat generating device (102) and a thermal conductive inlay (106) a...  
WO/2018/154971A1
Provided is a power conversion device which is very low-cost and compact. A secondary winding 2 and a tertiary winding 3 are disposed in contact with a primary winding 1. The secondary winding 2 and the tertiary winding 3 are configured ...  
WO/2018/153761A1
The invention relates to a converter (4), in particular in an industrial plant, comprising a housing (18) and a lighting means (14) on the housing (18) for signaling an operating mode (38) to a user (30). The lighting means (14) is contr...  
WO/2018/152901A1
Provided is a power supply circuit, comprising a rectifying filter circuit, a flyback circuit, a PFC circuit, an LLC circuit, a PFC control circuit, and an LLC control circuit, all of which are connected in sequence. The PFC control circ...  
WO/2018/154624A1
A power conversion device (100) is equipped with a power module (10) that is provided with: a bridge circuit (11) having first and second switching elements (11a, 11b); a capacitor circuit (12), which is connected in parallel to the brid...  
WO/2018/155321A1
Provided is a control device comprising: an inverter (11); a first drive unit (51); a first boosting unit (61); a second drive unit (52); and a second boosting unit (62). The inverter (11) has a plurality of high-potential switching elem...  
WO/2018/154677A1
A power conversion device (1) is provided with: a power conversion circuit (2) having a plurality of sets of series bodies connected in parallel and performing power conversion, said series bodies each comprising a switching element (S1)...  
WO/2018/154783A1
This DC power transmission system (60) connects a plurality of AC systems (10a, 10b) via a DC line (60). A plurality of electric power conversion apparatuses (30a, 30b) are connected between the plurality of AC systems (10a, 10b) and the...  
WO/2018/153433A1
The invention relates to a modular multilevel power converter (500) comprising first electric components (508) on a first vehicle (501) and second electric components (509) on a second vehicle (502). The first vehicle (501) and the secon...  
WO/2018/154948A1
This uninterruptible-power-supply system uninterruptible-power-supply device controls the starting or stopping of the supply of an allocation current from a power conversion unit to a load, on the basis of an allocation current instructi...  
WO/2018/155873A1
The purpose of the present disclosure is to protect a power circuit of a base station in a wireless communication system, the base station comprising: at least one module for processing a signal; and the power circuit for supplying power...  
WO/2018/150793A1
The present invention addresses the problem of reducing output voltage errors of an inverter circuit and stably controlling a motor up to high-speed rotation. An inverter device 100 includes: a PWM controller 145 for generating a PWM pul...  
WO/2018/149489A1
The present disclosure relates to a semiconductor switch leg S for a Power Electronic (PE) converter (1). The switch leg comprises a plurality of parallel connected semiconductor devices Sa-d. Each semiconductor device is connected with ...  
WO/2018/149550A1
An electronic arrangement with power module, circuit board and cooling body, wherein the power module has a metallic base plate, wherein an insulation layer is arranged on that side of the base plate which faces toward the circuit board,...  
WO/2018/150726A1
This uninterruptible power supply device is provided with: a power conversion unit; a detection unit that detects a voltage value or a current value; and a control unit that generates, on the basis of the detected voltage value or the de...  
WO/2018/151052A1
[Problem] In order to form an electronic switch for intermittently switching a commercial power supply using a power MOSFET, a drive power, although very small, is required and therefore a conventional circuit configuration has had the d...  
WO/2018/150680A1
Provided is a power conversion device 2b which, along with an other power conversion device 2a connected in parallel thereto, supplies alternating-current power to a shared load 3, and in which an alternating voltage command value genera...  
WO/2018/150737A1
A drive circuit is used for supplying charge/discharge current for driving, for example, the gate of an IGBT 1 in an X-phase, said IGBT 1 being an insulated gate semiconductor device. The drive circuit is configured for driving the IGBT ...  
WO/2018/149493A1
The invention relates to an inverter module (7) for a voltage source inverter (1) comprising a power semiconductor circuit (101) having at least two power semiconductor switches (102, 104), an energy accumulator (106) connected in parall...  
WO/2018/150681A1
Provided is a power conversion device 2b which, along with an other power conversion device 2a connected in parallel thereto, supplies alternating-current power to a shared load 3 that is not electrically connected to a power system, and...  
WO/2018/145724A1
A converter station (250) for a high voltage direct current transmission system (200) is provided. The converter station comprises a first converter portion (270) connectable to a first direct current, DC, pole (230) and a second convert...  
WO/2018/147544A1
A power conversion device and a battery charging system, according to various embodiments, are disclosed. Disclosed are a power conversion device and a battery charging system comprising the same, the power conversion device comprising: ...  
WO/2018/147403A1
A rotary electric machine control device (10) for controlling the driving of a rotary electric machine (80) provided with a plurality of winding sets (180, 280) is provided with a plurality of drive circuits (120, 220) and a plurality of...  

Matches 751 - 800 out of 90,265