Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 1 - 50 out of 12,926

Document Document Title
WO/2019/094440A1
Aspects of the technology employ synchronized arrays of low-cost, readily available vibration actuators to emulate and outperform single actuator systems, bringing together sets of actuators to create desired control effects. This approa...  
WO/2019/087243A1
This electric motor drive device (2) has: a connection switching device (60) for switching the connection states of the windings (71-73) of an electric motor (7) by performing switching operation on switches (61-63) during rotational ope...  
WO/2019/088924A1
A linear motor is disclosed, the linear motor comprising a longitudinal coil assembly comprising coil units arranged in a cascading manner and a magnet track spaced from the coil assembly, and adapted to move along a path which traces a ...  
WO/2019/082272A1
This electric motor driving apparatus is provided with: a wire connection switching unit that switches among wire connection states of a stator winding; an inverter; a control device that controls the wire connection switching unit and t...  
WO/2019/082825A1
This control device (DU, DU1-DU3) for a rotating electrical machine is applied to a control system comprising: a rotating electrical machine (10) having a plurality of sets (14, 15) of multiphase winding wires wound around a stator (13);...  
WO/2019/082059A1
A power generation system (100) including an inverter (140) structured to convert a direct current (DC) power output from an external source (110) to an alternating current (AC) power. The inverter includes at least one phase for convert...  
WO/2019/082750A1
A planar motor system (10) comprises: a movable element (20) having one or more permanent magnets (22); a stator (30) having a main surface facing the movable element (20), and having a plurality of pattern coils (33) disposed along the ...  
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/2019/053675A3
Disclosed is a regenerative braking arrangement for an electrical vehicle. The regenerative braking arrangement includes at least one electrical motor including a casing, a stator mounted on the casing. The stator includes one or more pl...  
WO/2019/073800A1
A control device (60) that comprises memory (61) that stores setting information that associates: combinations of armature-side command values for an armature winding of a stator (33) and field current command values for a field winding ...  
WO/2019/073799A1
This rotating electric machine is a permanent magnet rotating electric machine and is provided with: a rotatably supported rotor (12); and an armature (13) disposed coaxially with the rotor and having an armature winding (23) wound there...  
WO/2019/071955A1
Disclosed in the present invention discloses a system and method for fault-tolerant control under five-phase permanent magnet synchronous motor open-circuit faults. The method comprises: employing a rotation speed controller to obtain a ...  
WO/2019/070068A1
Provided is a motor module that makes it possible to achieve high motor output. This motor module 1000 comprises: a motor 200 that has windings of n phases (n being an integer that is 3 or greater); a first circuit board CB1 that is conn...  
WO/2019/069894A1
Provided is a switch element having: a switch core material 61 that is formed from a superconducting material capable of transitioning from a normal conducting state above the critical field to a superconducting state below the critical ...  
WO/2019/070066A1
Provided is a motor module that can improve heat dissipation. This motor module 1000 comprises: a motor 200 that has n phases of windings (n being an integer that is 3 or greater); a first circuit board CB1 that is connected to a first p...  
WO/2019/070062A1
This motor control device generates three-phase drive currents having different phases according to a combination of ON/OFF operations of a plurality of switching elements, and supplies the three-phase drive currents to three-phase coils...  
WO/2019/070065A1
Provided is a motor module that can suppress reductions in motor output when a power supply system and/or an inverter has failed. This motor module 1000 comprises: a motor 200 that has n phases of windings (n being an integer that is 3 o...  
WO/2019/070064A1
Provided is a motor module in which the redundancy of a power source is implemented and the efficient voltage use rate is improved. The motor module according to the present disclosure comprises: a motor having n-phase (n is an integer o...  
WO/2019/070067A1
Provided is a motor module that makes downsizing possible. This motor module 1000 comprises: a motor 200 that has windings of n phases (n being an integer that is 3 or greater); a first circuit board CB1; a first inverter 120 that is mou...  
WO/2019/064766A1
The present invention provides a power conversion device equipped with two inverters, wherein when energizing the winding of a certain phase, the current induced in the winding of another phase is reduced. The power conversion device 100...  
WO/2019/063400A1
The invention relates to an electric drive device (30) comprising: - an inverter (32) with an inverter unit (36, 38, 40) for each phase (U, V, W), - a control unit (50) which is designed to control the inverter units (36, 38, 40) using a...  
WO/2019/060571A1
Multiphase electromagnetic machines, such as free -piston engines or compressors, may require, or supply, a pulsed power profile from or to a DC bus, respectively. The pulsed power profile may include relatively large fluctuations in ins...  
WO/2019/057361A1
The invention relates to a method for operating an extraneously excited electric machine, in which an exciter current (lex) is set in the context of control. The exciter current (lex) is increased if a phase angle (φυ) of a voltage is ...  
WO/2019/060644A1
Systems and methods are provided for braking a translator of a linear multiphase electromagnetic machine. The system detects a fault event, and in response to detecting the fault event, causes the translator to brake using an electromagn...  
WO/2019/057596A1
The invention relates to a monitoring device (19) for a reluctance machine (4), which monitoring device has a vector rotator (20) for rotating a space phasor (21), a low pass filter (22) for the rotated space phasor (21) and a signal eva...  
WO/2019/053944A1
The purpose of the invention is to obtain, in a control device for a synchronous electric motor that performs PWM drive control without performing current feedback, a configuration capable of stably driving the synchronous electric motor...  
WO/2019/055694A1
An electric toothbrush has both sonic, pivoting brush head movement and a capability to dispense a pressurized fluid from the brush head. The toothbrush includes a power supply, an electromagnetic coil connected to the power supply, and ...  
WO/2019/049731A1
Provided is a control device for a power steering device, with which a diagnostic range during operation of a vehicle can be expanded and a breakdown can be detected and notified early. The control device for the power steering device ha...  
WO/2019/047539A1
The embodiments of the present application relate to a method and a device for sounding by means of a motor, an electronic variator and an unmanned aerial vehicle, said method comprising: a motor controller controlling a motor driver to ...  
WO/2019/049249A1
This permanent magnet synchronous motor and this electric power steering device are driven by a first system that includes a first armature coil (71) and a first control device and by a second system that includes a second armature coil ...  
WO/2019/042919A1
The present invention relates to a method for controlling a multiphase separately excited synchronous generator (302) in a wind turbine (100), wherein the synchronous generator (302) has a stator (322) and a rotor (324), the rotor (324) ...  
WO/2019/042533A1
The invention relates to a method for the field-oriented control of a permanently excited synchronous reluctance machine (1), which comprises at least the following steps: a) determining a flux-generating current component to be injected...  
WO/2019/039268A1
A control device (30) to be used in a system equipped with a dynamoelectric machine (10) having multi-phase winding groups (14, 15), and power inverter circuits (INV1, INV2) for applying a voltage to the winding groups by alternatingly t...  
WO/2019/038815A1
This power conversion device comprises two inverters for converting a DC voltage output from a DC power supply to a three-phase AC voltage, each of the inverters comprising semiconductor switching elements each of which is switched on or...  
WO/2019/038086A1
The invention relates to a method for operating an electronically commutated electric motor (10), in which method, during ongoing operation of the electric motor (10), in order to achieve an optimal operating point of the electric motor ...  
WO/2019/036506A1
A system comprises a stator magnetically coupled to a rotor and a plurality of conductor assemblies distributed evenly along a perimeter of the device, wherein each conductor assembly is evenly distributed into at least two branches of c...  
WO/2019/036496A1
A motor system comprises a device having a plurality of conductors coupled to a plurality of isolated connection bars, wherein the plurality of conductors is divided symmetrically into a plurality of conductor groups, and all conductors ...  
WO/2019/030842A1
The present invention addresses the problem of a conventional electric motor drive device capable of switching wire connection states in that, when an electric motor fails to be driven, the operator or the user cannot figure out whether ...  
WO/2019/031157A1
Provided is a three-phase synchronous electric motor control device capable of improving rotor position detection accuracy when one three-phase synchronous electric motor is driven by inverters of a plurality of systems and also provided...  
WO/2019/030836A1
An electric motor drive device (400) is provided with: an inverter (60); an inverter board (100); a wire connection switching unit (120); a control unit (70); and AC wiring (140) having one end electrically connected to the inverter (60)...  
WO/2019/026282A1
The electric motor drive device (100) according to the present invention is provided with: an inverter (50) applying power to an electric motor (70); and a plurality of relays (61, 62, 63) each switching the state between a first state a...  
WO/2019/024712A1
A motor drive system (10) of an electric vehicle, used for driving an alternating current motor (90) and comprising: a first inverter power module (120) and a second inverter power module (120') disposed in a manner of parallel connectio...  
WO/2019/025628A1
The present document relates to a controller system for operating a multiphase switched reluctance machine comprising a stator and a rotor, the rotor being rotatable relative to the stator. Each coil of the stator is associated with a ph...  
WO/2019/026125A1
A quantity of electricity of a power supply of a connection switching device (60) for switching the connection state of a motor (7) or at least one quantity of electricity varying in conjunction with said quantity of electricity is detec...  
WO/2019/021374A1
This drive device is equipped with a connection switching unit for switching the coil connection state between a first connection state and a second connection state which exhibits a lower line voltage than does the first connection stat...  
WO/2019/021577A1
This planar motor comprises: a movable element comprising a permanent magnet or an electromagnet; a stator comprising a main face that faces the movable element, and a plurality of pattern coils (33) disposed in a matrix pattern over the...  
WO/2019/019761A1
A compressor comprising at least six wiring columns, a motor (102) provided within an upper housing (104), multiple windings electrically connected to the motor (102), a control circuit (108) electrically connected to the motor (102), mu...  
WO/2019/021448A1
This air conditioner is provided with: a compressor (114a) that compresses a refrigerant used in a refrigeration cycle; a converter (123) that generates a DC voltage; an inverter (126) that generates a three-phase AC voltage from the DC ...  
WO/2019/021398A1
The present invention provides an electric motor drive device (100) that can switch the connection state of the stator windings of an electric motor (3) and that is provided with three relays (11, 12, 13) and a control unit (5). The thre...  
WO/2019/021373A1
This drive device is equipped with an inverter for outputting voltage to a coil, a connection switching unit for switching the state of connection of the coil between a Y connection and a delta connection, and a control device. The contr...  

Matches 1 - 50 out of 12,926