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Matches 51 - 100 out of 31,657

Document Document Title
WO/2018/107721A1
A driving control device and method for the yaw electromotors of a wind power generation set. The driving control device (400) comprises a frequency converter (410), a fault cut-out contactor (420), and a contactor (430); the frequency c...  
WO/2018/110458A1
This field winding-type rotating electrical machine is provided with: a stator; a rotor provided with a field winding; a rectification element; a drive unit; and a control unit. The field winding-type rotating electrical machine has a po...  
WO/2018/102872A1
A controller for an AC electric motor, the controller including: a power converter driving the AC electric motor; a feed forward converter that derives voltage values provided to the power converter; and a load model unit configured to d...  
WO/2018/100835A1
This driving control device is provided with: a direct current voltage source; an inverter which, by switching a switching element, applies a driving voltage to a rotary electric machine and feeds a driving current; and a control unit wh...  
WO/2018/099701A1
The invention relates to a method for switching off a current-excited synchronous machine of a motor vehicle comprising a rotor (R) and a stator (S) and supplied by means of power electronics, wherein the rotor (R) is supplied via an exc...  
WO/2018/099187A1
A control method and control device for a motor drive system, and a variable-frequency air conditioner. By means of detecting a DC bus voltage value and a three-phase current value for driving a motor (S10), and according to a DC bus vol...  
WO/2018/095632A1
The invention relates to the protection of an electric drive system. If a voltage spike occurs on the input of a current converter of the electric drive system via the intermediate circuit, then in order to dissipate said voltage spike i...  
WO/2018/096238A1
A method for triggering a controlled short-circuit mode for protecting an electric drivetrain of a motor vehicle driven, at least partially, by an electric machine, said motor vehicle comprising a battery suitable for supplying DC curren...  
WO/2018/097013A1
A control device (14, 20) for a rotary electric machine, said control device being applied to a vehicle equipped with: a rotary electric machine (17) having a power generation function; power storage devices (15, 22, 23); and power conve...  
WO/2018/091368A1
A multiphase electric motor system and a method for controlling a multiphase electric motor system are disclosed. The method for controlling the multiphase electric motor system includes modulating a plurality of carrier signals with a p...  
WO/2018/092315A1
A power conversion device (100) is provided with: a first switching unit (11) connected between a DC power supply (120) and an inverter circuit (20); a resonant circuit (12) connected to an input of the inverter circuit (20) and configur...  
WO/2018/091682A1
An electrical converter (12) with at least two output phases comprises a rectifier (28) and a thyristor-based inverter (34) interconnected by a DC link (30) with an inductor (32), wherein the thyristor-based inverter (34) comprises a hal...  
WO/2018/092261A1
A UVW-phase inverter circuit (110) and an XYW-phase inverter circuit (120) for controlling a motor having a plurality of UVW-phase and XYZ-phase winding groups receive inverter control signals (Su-Sz) for the respective phases. The inver...  
WO/2018/088433A1
[Problem] To provide an electric power steering device that is capable of estimating coil temperatures more accurately for a polyphase motor including multi-system motor windings, with consideration also given to a heat-transfer phenomen...  
WO/2018/087892A1
A power conversion apparatus (100) is provided with: a first inverter (5) that supplies AC power to a first three-phase winding wire (3); a second inverter (6) that supplies AC power to a second three—phase winding wire (4); a current ...  
WO/2018/087187A1
The invention relates to a method for transferring target values (S) by means of target value signals and parameterization values (P) by means of parameterization signals for parameterizing an electric motor, in particular an EC motor vi...  
WO/2018/088467A1
This rotary electric device control device (10) controls driving of a rotary electric device (80) having multiple coil sets (81, 82), and is provided with multiple drive circuits (120, 220) and multiple control units (131, 231). The cont...  
WO/2018/088465A1
This rotary electric device control device (10) controls driving of a rotary electric device (80) having multiple coil sets (180, 280), and is provided with multiple drive circuits (120, 220) and multiple control units (131-136, 231-236)...  
WO/2018/087916A1
The present invention provides: a device for controlling a rotating machine in which a configuration necessary to check the function of cutting off a switching element is simplified; and an electric power steering device. A device (1) fo...  
WO/2018/087063A1
The invention relates to a method for operating an electronically commutated synchronous machine with multiple phases, in particular three phases. An actuation circuit (1) is provided for operating the synchronous machine, said actuation...  
WO/2018/088432A1
[Problem] To provide an electric power steering device capable of estimating coil temperatures more accurately for a polyphase motor, with consideration also given to a heat-transfer phenomenon between a control board and coils in additi...  
WO/2018/089173A1
An electric assembly is described herein. The electric assembly can include a housing having at least one wall that forms a cavity, where the housing is rated for subsea conditions. The electric assembly can also include at least one mot...  
WO/2018/082526A1
An electronic speed controller (17), used for regulating rotational speed of a motor (13) and comprising: a controller (50), used for generating a control signal according to the operating state of the motor (13); and a driver (30), used...  
WO/2018/078851A1
An overcurrent protection circuit (60) of an electric motor capable of selecting any of a plurality of wire connection states has a plurality of determination circuits (62, 63), a combining circuit (66), and an invalidation circuit (65)....  
WO/2018/079359A1
The present invention addresses the problem that a desired cranking torque cannot be output, and the rotational speed of a motor cannot be increased. This motor control device, which is used in a drive system provided with an engine, and...  
WO/2018/078824A1
A drive device according to the present invention is provided with inverter units (101a, 101b) connected in parallel and rectifiers (3a, 3b) respectively connected in parallel to the inverter units (101a, 101b). The inverter units (101a,...  
WO/2018/078086A1
The invention relates to a method for operating a wind turbine which is connected to a network connection point of an electrical supply network and is intended to generate and feed electrical energy into the electrical supply network, wh...  
WO/2018/078908A1
The present invention obtains a power conversion device the loss of which can be reduced, and which can improve fuel consumption and electric power consumption of an electrically driven vehicle. The power conversion device (1), which is ...  
WO/2018/078719A1
A power control device according to the present invention has a ring-shaped substrate having a through-hole formed therein and having a connector provided in a peripheral section thereof and drives an electrical motor. On the substrate, ...  
WO/2018/073869A1
A motor drive device 2 according to the present invention drives a single-phase motor 12 and is provided with: a single-phase inverter 11 for supplying an AC voltage to the single-phase motor 12; and a control unit 25 for generating a PW...  
WO/2018/073909A1
This inverter device (10) receives a voltage that is smoothed by a smoothing capacitor (30), and is provided with: an arm part (11) that comprises a first switching element (11a) and a second switching element (12a), which are connected ...  
WO/2018/068988A1
The invention relates to a method for operating an inverter (10, 48, 50) for coupling an electric machine (12, 46) which is designed for operation on AC voltage, with an AC voltage network (16), comprising the steps: - determining a torq...  
WO/2018/070224A1
The present invention enables an over-modulation control with high controllability and low noise. This control device for an alternating current motor is provided with: an inverter 3 which drives an alternating current motor 4; and a con...  
WO/2018/067843A1
Embodiments of the present disclosure relate to a heating, ventilating, air conditioning, and refrigeration (HVAC&R) system that includes a variable speed drive (52) configured to provide power to a motor (50) that drives a compressor (3...  
WO/2018/066564A1
A drive device and drive method of a brushless motor are provided which are capable of suppressing noise occurring due to pulse shift processing. This drive device of a brushless motor is provided with one shunt resistor and a controller...  
WO/2018/067839A1
Embodiments of the present disclosure relate to a heating, ventilating, air conditioning, and refrigeration (HVAC&R) system that includes a variable speed drive (VSD) (52) configured to supply power to a motor (50) configured to drive a ...  
WO/2018/067833A1
Embodiments of the present disclosure relate to a refrigeration system that includes a compressor configured to circulate refrigerant along a refrigerant loop, a motor (106-1, 106-2, 106-3) configured to drive the compressor, and a varia...  
WO/2018/060337A1
A circuit arrangement (10) for controlling a stator winding (11) of a stator (12) of an electrical machine (13) is specified. The stator winding (11) has at least four electrical phases (In) which are designed to each be fed with a separ...  
WO/2018/062096A1
When an estimated rotational speed becomes lower than or equal to a predetermined rotational speed, a control unit 76 of a motor control device 70 increases the voltage to be applied to a coil 53 on the basis of a control signal for incr...  
WO/2018/064663A1
A system including a control system is provided. The control system includes a main drive that receives power from a power source and outputs a variable frequency and a variable amplitude AC voltage. The control system also includes a co...  
WO/2018/061818A1
A power conversion device 100 comprises: a first inverter 120 that is connected to one end of each phase winding of a motor; a second inverter 130 that is connected to the other end of each phase winding of the motor; a first switching c...  
WO/2018/061342A1
The inverter device is provided with: a converter unit (21) for performing full-wave rectification of a three-phase alternating-current voltage and outputting a direct-current voltage containing a pulsating component having a frequency s...  
WO/2018/056046A1
Provided is a power conversion device 100 comprising: a first inverter 120 connected to one end of the windings M1, M2, M3 of each phase of a motor 200; a second inverter 130 connected to the other end of the windings of each phase; and ...  
WO/2018/055671A1
An inverter device (100) is characterized by being provided with: an inverter main circuit (3); a direct current detection circuit (5) that detects a direct current flowing in a direct current bus bar; and an inverter control unit (7) th...  
WO/2018/056045A1
Provided is a power conversion device 100 comprising: a first inverter 120 connected to one end of the windings M1, M2, M3 of each phase of a motor 200; a second inverter 130 connected to the other end of the windings of each phase; and ...  
WO/2018/053693A1
A motor control system (100), comprising a first electronic speed regulator (31), a second electronic speed regulator (32), and a controller (40). The first electronic speed regulator (31) and the second electronic speed regulator (32) a...  
WO/2018/054558A1
The invention relates to an apparatus for voltage conversion, comprising a converter (2) and a controller (4), wherein the converter (2) has three half-bridges (H1, H2, H3), each with four transistors (T1-T4; T5-T8; T9-T12), and also at ...  
WO/2018/055820A1
A motor control device of an embodiment on/off-controls a plurality of switching elements connected in a three-phase bridge fashion in accordance with a predetermined PWM signal pattern and thereby drives a motor via an inverter circuit ...  
WO/2018/055691A1
Disclosed are a motor control system and a motor control method that allow the balance of evaluation values in a trade-off relationship to be easily adjusted. The motor control system includes: an inverter (5) that applies AC voltage to ...  
WO/2018/047921A1
A shift range control device (40) that: is installed in a vehicle; controls the driving of a motor (10) and thereby switches shift range; and comprises a feedback control unit (60), a feedback value setting unit (63), current sensors (81...  

Matches 51 - 100 out of 31,657