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JP7210672B2 |
To provide a motor control unit that makes motor control applicable to a vector control system.A motor control unit comprises an A/D converter that detects a current value on the ground side of a driving circuit that drives a plurality o...
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JP7207044B2 |
To secure the stability of a vehicle behavior at a fail-safe operation which repeats winding short-circuit and winding short-circuit cancellation.A motor drive device includes: a first inverter which drives a first motor to rotate the le...
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JP7205519B2 |
To provide a rotary machine control device capable of simultaneously driving a multi-phase rotary machine and a DC rotary machine.An ECU 10 (rotary machine control device) is capable of driving a three-phase motor 800 and a DC motor 710....
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JP7203827B2 |
The invention relates to the control of printing presses, in particular sheet-fed presses, having a plurality of main drive motors (M), which are connected by means of a drive train. In order to control a press rotational speed, a centra...
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JP7200473B2 |
To reduce a calculation load of a travel control device, and obtain a propulsive force of front and rear wheels without needing high speed communication.A motor control device 4 acquires a vehicle speed detection signal from a vehicle sp...
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JP7199244B2 |
A motor driving control device drives each of a first motor and a second motor based on a predetermined condition designation signal, and includes a control unit, a first motor driving unit and a second motor driving unit. The control un...
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JP7196765B2 |
To make a control period of an inverter shorter than a normal control period when a first motor falls into an overspeed condition, and keep residual switching elements of the inverter controllable.A hybrid vehicle includes a planetary ge...
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JP7192472B2 |
To provide a carousel reel which reliably performs changeover of an oil feed pump to be operated against restriction for one power supply system due to intervention of a slip ring without use of a limit switch and enables a safe operatio...
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JP2022184325A |
To provide a vibratory conveyance device which controls a trough to a predetermined vibration angle, and can convey a conveyed object, while suppressing complication of a configuration of the vibratory conveyance device.First and second ...
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JP7188214B2 |
To prevent a stepping motor from getting out of step by appropriately adjusting an assisting amount of a brushless motor according to twin-driving of the stepping motor and the brushless motor.A twin-driving apparatus comprises a steppin...
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JP2022184324A |
To provide a vibratory conveyance device which controls a trough to a predetermined vibration angle, and can convey a conveyed object, without detecting a phase of a vibration motor.On a trough 50 of a vibration conveyance device 100, an...
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JP7188041B2 |
To provide a driving device also having a favorable acceleration/deceleration characteristic when driving one rotary shaft of a carriage roller with two motors.A driving device 20 transmits a first motor 31 rotating with a first step ang...
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JP7185536B2 |
A rotary wing driving apparatus (100) includes a motor (17a), a rotary wing (19), and an electromagnetic brake (17b). The rotary wing (19) is attached to a shaft (17c) of the motor (17a). The electromagnetic brake (17b) is attached to th...
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JP7183614B2 |
To provide a drive control device that is applied to a drive system comprising a plurality of electric motors for driving a vehicle and that can reduce a bias of a temperature of each electric motor.A drive control device (40) for drivin...
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JP7184126B1 |
An object of the present invention is to simplify setting work. A gantry drive system according to one aspect of the present disclosure includes a first motor that drives a first axis of an object to be driven; a second motor that drives...
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JP7183489B1 |
The electric motor control device includes a first electric motor (2) and a second electric motor (3) installed on a pedestal (1), and a second electric motor (3) that specifies the position of a mover (3b) of the second electric motor (...
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JP2022178156A |
To provide a motor driving control system capable of continuously driving a motor at minimum necessary power supply capacity even when emergency such as commercial power source loss occurs.A motor driving control system according to one ...
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JP7181946B2 |
When driving and controlling a plurality of dynamo-electric machines, in order to improve the efficiency of a system that obtains drive force from the plurality of dynamo-electric machines by varying the torque operation amount of each m...
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JP2022177548A |
To provide a motor control device capable of reducing the number of parts in a system for controlling a plurality of motors.A motor control device 10 includes a control unit 12 for controlling driving of each of a plurality of motors 11 ...
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JP2022175343A |
To provide a motor control system that can reduce oscillation caused by a disturbance.A motor control system (A100) includes a first motor (10), a second motor (20), a speed reduction gear (14, 24, 31) that transfers output of the first ...
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JP2022175856A |
To provide a technique for more stably moving a carriage.A recording device includes a carriage mounted with recording means for performing recording on a recording medium, a first motor for moving the carriage, a second motor for moving...
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JP2022175855A |
To provide a technique advantageous for increasing the speed and the accuracy of scanning of a recording head.A recording device includes a carriage mounted with recording means for performing recording on a recording medium, a belt for ...
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JP7172550B2 |
To provide a driving method and a driving device of a three-phase AC motor, which can smoothly switch operation of a plurality of three-phase AC motors only by electric control without using mechanical switching components.When a winding...
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JP7172522B2 |
To suppress ripple current of a frequency, which is six times as much as a frequency of output AC.A motor controller comprises: a first inverter; a second inverter; and a controller. The first inverter converts power of a DC power supply...
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JP7172952B2 |
A motor drive system includes a first actuator and a second actuator each functioning as a motor configured to output torque. Each of the first actuator and the second actuator includes a plurality of control calculation units and a plur...
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JP7170858B2 |
A load driving apparatus includes first and second motors (41, 42) that drive a plurality of loads on a one-to-one basis, and an inverter (4) that applies a common voltage to the first and second motors (41, 42). The first motor (41) is ...
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JP2022166340A |
To provide a motor controller capable of facilitating to quickly take action against unsafe conditions.A motor controller 1 includes a control unit 2, an input unit 6, and a determination unit 31. The control unit 2 controls a motor 7. T...
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JP7160011B2 |
To provide an induction motor initiation system which can reduce a starting current.The total capacity of a first induction motor M1 and a second induction motor M2 is the same as the load capacity of a pump 2. The capacity of the first ...
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JP2022161590A |
To provide a technique capable of properly driving a plurality of motors using an encoder signal.A plurality of motor units 1071, 1072 includes DC motors 1051, 1052 and encoders 1061, 1062 of the DC motor, respectively. Drive control mea...
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JP7157589B2 |
The present invention provides a control device for detecting an abnormal operation state of a compressor in a parallel refrigerator. The control device is a control device for a refrigerator that includes a plurality of compressors conn...
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JP7155653B2 |
A driving device includes: a first motor that transmits power to a rotation shaft of a conveyance roller for conveying a paper sheet; a second motor that transmits power to the rotation shaft of the conveyance roller; and a motor control...
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JP2022158957A |
To provide a redundant vehicle ADAS system and a vehicle.An advanced driving support system ECU includes a plurality of systems, a first system motor control ECU master and a first system advanced driving support system ECU master are co...
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JP2022156909A |
To provide a moving body that is configured to estimate necessary torque of a shaft for driving the moving body which is required in a moving track, on the basis of information on the moving track and determine whether or not it is neces...
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JP2022154665A |
To provide an electric vehicle capable of favorably controlling torque distribution of right and left wheels in turning by a single inverter without providing step-up/step-down pressure converter between a motor and the inverter.An inver...
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JP7152238B2 |
This robot control device is a control device to control the movement of a robot having a plurality of motors that respectively drive a plurality of shafts and for which output differs depending on the shaft. The robot control device com...
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JP7150137B2 |
This motor drive device is provided with: an inverter (4) connected to a first motor (41) and a second motor (42) which have a permanent magnet in a rotor and driving the first motor (41) and the second motor (42); and current detection ...
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JP2022149075A |
To provide an actuator that can reduce the displacement of a cylindrical member immediately after an output shaft starts a linear motion.The actuator includes: an output shaft; a cylindrical member of which relative rotation with the out...
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JP2022149363A |
To provide a motor drive device and a motor drive method, capable of more efficiently driving a common mechanical load using a plurality of AC motors.A motor drive device drives N AC motors configured to be capable of driving a common me...
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JP2022144938A |
To provide a motor drive system capable of accurately estimating the rotation speed of a motor without being affected by the length of a secondary time constant of the motor in free-run restart.A motor drive system that free-runs and res...
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JP2022141061A |
To achieve sensor recognition processing with a plurality of servo drivers when the servo drivers are included in a servo system.A servo driver is configured to drive a first motor and communicably connected with the other servo driver, ...
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JP2022141529A |
To simplify a signal line to reduce the burden on and cost of wiring work in a complex control system including a plurality of drivers.Drivers and electric motors included in a plurality of control mechanisms and a control unit are conne...
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JP2022139075A |
To provide a drive circuit of a double lock motor capable of extending long life of a brush motor.A drive circuit of a double lock motor consists of a H-bridge circuit consisting of a first half-bridge circuit 15 and a second half-bridge...
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JP2022139925A |
To provide a technique to reduce a time lag from when a failure occurs until when all motors are stopped independent of a communication cycle between a motor controller and a host controller.A motor control system comprises: a host contr...
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JP2022137360A |
To suppress an increase in noise.A motor control device includes N inverters that controls N motors connected via power cables on the basis of PWM signals, and a phase control unit that determines the phases of N carrier signals used to ...
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JP2022135024A |
To realize torque vectoring control with a simple configuration.A power control device controls AC power in a first mode when a vehicle directly advances, and controls AC power in a second mode when a vehicle turns. In the first mode, th...
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JP2022133767A |
To protect an actuator when a terminal connected with the actuator is short-circuited with a power line having voltage higher than power supply voltage for driving the actuator.An abnormal stop unit (S110 to S130, S150, S170 to S180, S20...
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JP7136122B2 |
[Problem] To provide a mobile body, and a conveyance robot, which can suppress distortion in orientation and movement even when a disturbance occurs in rotating body control. [Solution] This mobile body is provided with a base, a first a...
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JP7135769B2 |
A motor drive device controls driving of a plurality of motors that rotate a common drive shaft, and includes: a motor drive device that outputs the same drive power to each motor of the plurality of motors, and includes a motor drive co...
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JP7132842B2 |
To provide a drive device including a plurality of electric motor assemblies capable of appropriately and automatically setting a frequency jump band.A drive device includes a first electric motor assembly 1A and a second electric motor ...
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JP7124696B2 |
A synchronous control device (10) comprises: a spindle control unit (11a); and a driven shaft control unit (11b) including a driven shaft command position variation suppression unit (114) for generating, in a case where the sign spindle ...
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