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Matches 101 - 150 out of 31,785

Document Document Title
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...  
WO/2018/047274A1
A motor drive device drives a single phase motor (12) by the power applied from a power supply (10) that is a storage battery, said single phase motor (12) being driven by a single phase alternating current. The motor drive device is pro...  
WO/2018/047236A1
A controller calculates a pulse width modulation signal of a two-phase modulation type. When the shortest pulse width of the calculated pulse width modulation signal is less than a set value, the controller corrects the calculated pulse ...  
WO/2018/042895A1
Provided are a control device and a control method for a rotary electric motor, which can reliably inhibit vibration of the rotary electric motor, as well as a rotary electric motor drive system. PWM control is performed on the rotary el...  
WO/2018/043501A1
This inverter control device according to one embodiment provides an electric motor driving system and an inverter control device that can achieve stable activation, the inverter control device comprising: a current detector 3 that detec...  
WO/2018/043502A1
This inverter control device according to one embodiment generates a current amplitude command so that the output torque of an electric motor conforms to a torque command, the inverter control device comprising: an inverter main circuit;...  
WO/2018/042729A1
Provided is a power steering device capable of suppressing a sudden change in steering force. This power steering device comprises: a steering mechanism which transmits the steering operation of a steering wheel to steered wheels; a firs...  
WO/2018/041685A1
The invention relates to a mechatronic assembly (2) for driving a body, which is designed to be connected to a continuous electrical power source (4) and an electronic control unit (1) comprising a computer for running a power-assistance...  
WO/2018/043480A1
The present invention provides a load driving circuit which is provided between a direct current voltage source and a rotating load, and which is provided with an impedance source and an inverter, wherein: the impedance source has a firs...  
WO/2018/037454A1
A motor drive device is provided with an inverter 5 and an inverter control unit 8. The inverter control unit 8 receives the input of a DC voltage detected between a DC power supply 1 and the inverter 5 and a current detected between the...  
WO/2018/036767A1
Electrical drive devices with an electrical machine and a plurality of inverters are already known, wherein the electrical machine comprises a rotor and a stator, wherein the stator has an electrical polyphase winding which comprises a p...  
WO/2018/036766A1
The invention relates to a control system for controlling an electrical machine by means of a plurality of converters. One of the converters is selected as a master converter. The other converters for controlling the electrical machine a...  
WO/2018/037981A1
[Problem] To provide an electric power steering device that has a plurality of dead time compensation functions that compensate inverter dead time and, without tuning work: switches dead time compensation functions and compensates, in ac...  
WO/2018/037980A1
[Problem] To provide an electric power steering device that has a plurality of dead time compensation functions that compensate inverter dead time and, without tuning work: gradually, by mixing, switches and compensates dead time compens...  
WO/2018/037523A1
In a general-purpose power conversion device there is a problem in that the edge interval increases and the update period for a command frequency increases when a pulse signal period increases. In order to solve this problem, this power ...  
WO/2018/029309A1
During the operation of a current converter (8) of an electrical machine (2), said converter comprising a bridge circuit (14) with a number of semiconductor switches (20) and comprising an intermediate circuit capacitor (12), in the norm...  
WO/2018/030143A1
The drive device comprises an electric motor, an inverter circuit, wiring for a multi-phase armature, a field circuit, an inverter control unit, and a field control unit. The field circuit is connected to a second end of a field winding ...  
WO/2018/030217A1
A failure detection device (70) is utilized in a system (10, 110) which comprises: a rotating electrical machine (30, 130) that is connected to an engine (20) such that motive power can be transmitted; an inverter (50) that performs powe...  
WO/2018/025416A1
A motor driving device (2), used in a motor (3), provided with a first three-phase coil (11) and a second three-phase coil (12), wherein said device is provided with a first inverter (4) connected to the first three-phase coil (11) and a...  
WO/2018/023892A1
A direct current drive method and system for an alternating current motor, and synchronous motor using the system. An ECU (5) is employed to control a direct current or alternating current power supply to sequentially supply power to set...  
WO/2018/024571A1
The present invention relates to an electrical household appliance with a power module with a dynamically controlled continuous and discontinuous space vector pulse width modulation (CSVPWM, DSVPWM) scheme. The present invention more par...  
WO/2018/025331A1
This motor driving apparatus is used for driving a motor 5 that has a first winding group 6 and a second winding group 7 to which a three-phase AC voltage is applied, and is provided with a first inverter 3 and a second inverter 4, where...  

Matches 101 - 150 out of 31,785