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Matches 251 - 300 out of 19,807

Document Document Title
WO/2014/171191A1
The purpose of the present invention is to provide a motor control device capable of adjusting a gain parameter for pressure control, which can improve the control performance of the motor control device while ensuring a stable control s...  
WO/2014/167852A1
This motor drive device (30) is provided with an operation pattern generating unit (1), a position and speed control unit (23), a load characteristic compensation unit (24) and a load characteristic measurement unit (7). For each operati...  
WO/2014/168055A1
The present invention provides a technical means for improving the precision of tuning through which the parameters of an electric motor are adjusted to optimal values, the parameters being set in an electric motor drive apparatus. A con...  
WO/2014/167851A1
This motor drive device (2) is provided with a command response setting unit (22), a position and speed control unit (23), a load characteristic compensation unit (24), a servo adjustment unit (6), a command response setting function (22...  
WO/2014/167808A1
A motor drive device according to the present invention drives a motor while carrying out feedback control so that an actual operation follows a command. The motor drive device comprises: a feedback control unit for carrying out feedback...  
WO/2014/167690A1
A cooling control device and cooling control method for an electric-vehicle motor whereby damage to said motor can be reduced without making the user feel as though something is wrong are obtained. A vehicle control unit has the followin...  
WO/2014/159157A1
A system and method for monitoring and controlling the amount of electrical current provided to a motor used to actuate a field device within a control system.  
WO/2014/156164A1
The motor drive device according to the present invention is provided with a basic servo-control function and an automatic-adjustment function. The servo-adjustment method according to the present invention is for such a motor drive devi...  
WO/2014/154290A1
The present disclosure relates to a method for controlling a chain-link converter, said converter comprising three phase legs, each of which phase legs comprising a plurality of series-connected converter cells, each of which cells compr...  
WO/2014/155112A1
A drive system for a brushless DC motor having a rotor including at least one permanent magnet and a stator including at least one phase winding, the system comprising a drive circuit including switch means associated with the winding fo...  
WO/2014/158379A3
A motor driver includes at least two terminals suitable for being coupled to a motor controller and to receive a motor command signal and transmit a motor status signal when the motor driver is controlling a motor. A serial data communic...  
WO/2014/157508A1
[Problem] To provide an electric-powered vehicle that enables a pedaling feeling similar to that in a vehicle in which a pedal rotation mechanism and a driving wheel are mechanically connected to be obtained. [Solution] A vehicle in whic...  
WO/2014/147757A1
A motor drive system according to an embodiment of the present invention is provided with a motor having a strain area in which mechanical strain occurs due to excitation current, a motor controller for controlling driving of the motor, ...  
WO/2014/148731A1
Disclosed therein is a method of operating a variable magnetic flux motor. The method of operating the variable magnetic flux motor, which includes a rotor and a stator located inside the rotor, the rotor including first magnets and seco...  
WO/2014/149355A3
A load commutated inverter (LCI) drive system for a synchronous electrical machine is provided. The system may include a first supply bridge and a second supply bridge, each of which may include an alternating current to direct current (...  
WO/2014/138757A1
Method for identifying pole slip of an electrical generator (2), in particular synchronous generator, which is electrically connected to a power supply system (1), wherein a rotor (3) of the generator (2) is mechanically connected to a m...  
WO/2014/133750A1
A ground fault protection system (216) is disclosed. The ground fault protection system may include a controller (306) that is configured to receive signals representing a ground fault detection voltage and a DC link voltage of a machine...  
WO/2014/130201A1
An electric motor controller is configured to be coupled to an electric motor. The controller is also configured to control the electric motor to produce torque when direct current (DC) link voltage has a 100% voltage ripple, or when dir...  
WO/2014/128829A1
A vehicular electric motor control device (100) is a vehicular electric motor control device that controls electric motors(MG1, MG2) capable of providing a plurality of characteristics with different torque output upper limits. The vehic...  
WO/2014/128401A3
An electrical architecture (1) for converting DC voltage into AC voltage, and vice versa, comprising: -a DC/AC voltage converter (2), comprising a plurality of arms mounted in parallel, each arm comprising two controllable switching cell...  
WO/2014/128437A2
A method of monitoring an electric motor circuit of the kind comprising an electric motor having a plurality of phases delta configuration, a plurality of electrical switches arranged in a bridge, operable in response to signals from a c...  
WO/2014/128437A3
A method of monitoring an electric motor circuit of the kind comprising an electric motor having a plurality of phases delta configuration, a plurality of electrical switches arranged in a bridge, operable in response to signals from a c...  
WO/2014/126295A1
The present invention relates to a network-based motor control system-on-chip (SoC) and a motor control method. The network-based motor control system related to an example of the present invention includes a network unit; a first proces...  
WO/2014/125604A1
A motor drive circuit comprises: a CPU for controlling the operation of a bridge circuit by controlling the control voltage output from a pre-driver; a voltage detection circuit for detecting the voltage of a battery on the basis of the ...  
WO/2014/118942A1
When a bus bar current detected by a bus bar current detector (11) exceeds a current cutoff value, an overcurrent detector (12) outputs an open signal for turning off switching elements (5 - 10) to a gate driver (14) to cut off the energ...  
WO/2014/115382A1
This motor control device (19) supplies a detection current to a motor (9) at a prescribed time period, detects the voltage between both ends of a smoothing capacitor (13) when the detection current is supplied, and determines from the c...  
WO/2014/115626A1
This induction motor control device, which sets a motor torque command value on the basis of vehicle information and controls an induction motor connected to the drive wheels, calculates a first torque current command value and a first e...  
WO/2014/112178A1
In order to obtain a motor control apparatus for achieving high speed and good response characteristics, the motor control apparatus is provided with: a speed model (21) for calculating the change component of a first state variable (ξ)...  
WO/2014/109057A1
An energy assist system selection support device for supporting the selection of an energy assist system that includes a step-up and step-down chopper unit, an electricity storage unit, and a motor and drives a machine, the energy assist...  
WO/2014/103693A1
A motor torque command value is inputted into a filter with a characteristic Gm(s)/Gp(s), which is composed of a model Gp(s) of transmission characteristics from the torque input to the vehicle to the motor speed output and of an ideal m...  
WO/2014/103601A1
A motor control device having a lock mechanism (11) for locking the rotation of a wheel, and a motor, comprises: a detection means for detecting the release of the lock mechanism (11); a damping control means for controlling torsion vibr...  
WO/2014/105737A1
An electronic overload relay includes a microcontroller having an internal random-access memory (RAM) in which a motor thermal model is stored. The microcontroller is coupled to a power supply having a bulk storage capacitor. In response...  
WO/2014/098008A1
[Problem] To reduce the weight and size of the tooth skipping detection structure of a speed reducer in a rotational drive device. [Solution] A rotational drive device detects the occurrence of tooth skipping of the speed reducer on the ...  
WO/2014/098218A1
The purpose of the present invention is to reduce the weight and size of the tooth skipping detection structure of a speed reducer in a rotational drive device. The rotational drive device detects the occurrence of tooth skipping of the ...  
WO/2014/097959A1
[Problem] To suppress a decline in the control accuracy of an applied voltage associated with an increase in quantum noise, and increase the control accuracy of a motor speed. [Solution] When forming a drive voltage signal supplied to a ...  
WO/2014/098217A1
When forming a drive voltage signal supplied to a motor from a drive command signal, a motor drive voltage control device reduces the gradation level and performs noise-shaping modulation before performing PWM modulation. Reducing the gr...  
WO/2014/091152A2
The invention relates to a mechatronic assembly for positioning a member including a control unit and an actuator, the control unit including a control algorithm and a power bridge, said algorithm controlling said power bridge, the power...  
WO/2014/091152A3
The invention relates to a mechatronic assembly for positioning a member including a control unit and an actuator, the control unit including a control algorithm and a power bridge, said algorithm controlling said power bridge, the power...  
WO/2014/087813A1
Provided is an electric linear actuator having superior responsiveness and that is such that it is difficult for overshooting to arise. The electric linear actuator has: an electric motor (15); a linear motion member (A) provided in a ma...  
WO/2014/085888A2
The present invention relates to a circuit and device for protecting bivolt motors, preferably for induction motors used in refrigerator hermetic compressors. Provision is also made for an induction motor and a control and protection sys...  
WO/2014/085888A3
The present invention relates to a circuit and device for protecting bivolt motors, preferably for induction motors used in refrigerator hermetic compressors. Provision is also made for an induction motor and a control and protection sys...  
WO/2014/083963A1
In order to provide a motor capable of detecting the temperature of a magnet (21) embedded in a rotor (20), the motor comprises: a stator (25) having a coil (24); a case (22) for fixing the stator (25); a rotor (20) supported by the case...  
WO/2014/084009A1
Provided is a control device capable of operating a PMSM with high efficiency and capable of adjusting output torque at high accuracy even when the PMSM operates at a low rotational angular speed. When rotational angular speed (ω) is a ...  
WO/2014/083946A1
[Problem] To provide an electromagnetic rotating device and a vacuum pump equipped with the electromagnetic rotating device whereby it is possible to reduce the size and costs by consuming power during regeneration through an electromagn...  
WO/2014/082766A2
The invention relation to a device for increasing fault clearing time, with load resistors (14, 18, 21) connectable in the event of a fault, the turbine power transmitted to the shaft being electrically absorbed by the generator (5) and ...  
WO/2014/082766A3
The invention relation to a device for increasing fault clearing time, with load resistors (14, 18, 21) connectable in the event of a fault, the turbine power transmitted to the shaft being electrically absorbed by the generator (5) and ...  
WO/2014/080456A1
The purpose of the present invention is to provide a motor drive system which has excellent environmental resistance performance and can be configured at low costs, and a motor control device used for the motor drive system. The motor dr...  
WO/2014/079453A3
A method is provided for reducing an impact of an unbalanced short circuit event that occurs in a polyphase permanent magnet generator of a wind turbine. According to the method, an unbalanced short circuit event is detected in the gener...  
WO/2014/076787A1
This variable speed apparatus for driving an electric motor is provided with: a first acquiring unit, which acquires a first parameter relating to an operation state of the electric motor; a second acquiring unit, which acquires a second...  
WO/2014/072409A2
The invention relates to a system with a first electric motor (12) and a second electric motor (14) which are mechanically coupled to each other via a common line section (17) of the system. The line section (17) exhibits a natural torsi...  

Matches 251 - 300 out of 19,807