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WO/1981/000795A1 |
In the control of two or more electrical devices powered by a common battery and each actuated by a separate controlled rectifier chopper circuit, at least one of which is an SCR chopper circuit, under high stress conditions requiring bo...
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WO/1980/002487A1 |
Voltage-to-frequency-converter, in response to primary variable analog input signal (Vc), generates one or more trains (C; F) of output pulses. For each train, its frequency vs. primary input signal characteristic is in three ranges or m...
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WO/1980/001115A1 |
A cigarette making machine has a "master" motor (19; 70) driving at least one part (for example, the cut-off device (19) and a separate drive (24; 26; 28 or 73; 81; 89) for another part of the machine (for example, the garniture tape or ...
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JP7464617B2 |
This motor drive device is provided with: timing setting units; carrier signal generation units provided for a plurality of respective motors, receiving setting signals from the timing setting units, and generating carrier signals on the...
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JP2024043838A |
An object of the present invention is to prevent an auxiliary electric motor from rotating beyond its maximum rated voltage. A drive unit 100 includes a drive source 2, a shaft 3, an auxiliary electric motor 4, and a clutch 5. The shaft ...
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JP7457874B2 |
This clutch control device comprises: a clutch device (26) that interrupts/connects power transmission between a prime mover (13) and an output target (21); a clutch actuator (50) that outputs a drive force for actuating the clutch devic...
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JP7456216B2 |
To provide a drive controller for a motor, an electronic timepiece, and a method for controlling the output of a drive signal of a motor that can allow a plurality of drive motors to do a continuous operation more easily and more evenly....
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JP7454767B2 |
A motor control system includes a control unit and a compensator. The control unit controls an operation of a shaft of a motor in accordance with an operation command for the motor. The compensator calculates compensation information bas...
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JP2024038802A |
An object of the present invention is to provide an electric motor drive device that improves the control response of the entire rolling mill while balancing the load between the drive devices for upper and lower rolls. An electric motor...
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JP7452551B2 |
A motor unit including: a first motor that drives a vehicle; a second motor that drives an auxiliary machine of the first motor; a first inverter that controls the first motor in response to a control signal transmitted from a main contr...
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JP7452360B2 |
An electric movable body (10) includes a plurality of motors (71, 72, 73, 74) and a plurality of batteries (21, 22), among which the motors and the batteries are connected such that each of the batteries supplies electric power to a moto...
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JP7453268B2 |
A multi-axis servo control system includes a plurality of motors (200) and a plurality of drive control apparatuses (100). The drive control apparatuses (100) are connected to each other through an external field bus (300). Each drive co...
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JP7452361B2 |
An electric movable body (510) includes an output shaft (531) and multiple motors (571, 572) that drive the output shaft. The electric movable body performs a double drive control to assign a drive state to at least two of the motors, pe...
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JP7451890B2 |
To accurately determine an abnormality in a driving system.A driving system of a vehicle (10) includes: a plurality of motors (21, 22) for driving left and right wheels (11, 12) independently from each other; a main control unit (70) for...
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JP7452026B2 |
To control an inverter circuit even when at least one of a motor current sensor and a voltage sensor has an abnormality.A motor control system 10 includes an inverter circuit 11, an inverter control unit 121 that controls operation of th...
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JP7452258B2 |
To appropriately prevent backlash between a motor and a driven shaft.A control unit according to an aspect of the disclosed technology comprises a drive command value generation unit that generates a first drive command value of 0 or mor...
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JP7450128B2 |
According to an embodiment of the present invention, provided is a speed control device for an electric motor, said device comprising: a first computation means for supplying a first speed reference to a first variable speed control devi...
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JP2024032650A |
The present invention provides a control panel that can further reduce the introduction cost for controlling the operation of each electrical device in coordination with other electrical devices. A control panel 1 enables interlock contr...
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JP7447831B2 |
Vehicle control devices (32, 50) are used in a vehicle (10) comprising: left and right drive wheels (20R, 20L) and rotating electrical machines (30) that are separately provided for each of the left and right drive wheels and rotate and ...
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JP7444083B2 |
A motor control device (10) is provided with a first circuit (68), a second circuit (67), and a control unit (400). The first circuit (68) is a two-system power converter circuit for energizing a multi-phase motor (800) having two multi-...
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JP7443110B2 |
To solve such problems that, in a technique which achieves vector control by feeding back a calculated torque value to a control current of a motor when performing vector control of a stepping motor, information of a conveyance sensor an...
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JP7439440B2 |
To provide a connector that can prevent voltage oscillation of a power supply path to a motor control unit.A connector comprises: a pair of input terminals; a pair of output terminals that are electrically connected respectively with the...
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JP7439666B2 |
An abnormality warning system (130, 130a) provides an abnormality warning for multiple motor systems (10) that drive a motor (11) used correspondingly to each of multiple rotors (30) included in an electric aircraft (20). The abnormality...
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JP7438097B2 |
To provide a drive command generation device that is able to set a speed of a main-shaft motor quickly and easily.A drive command generation device 20 is provided in a synchronous control system which executes control so that a slave-sha...
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JP2024020626A |
The present invention solves the problems of the prior art. A bidirectional motor (36) for a gas engine exchange device (10). One embodiment includes a housing (14), a battery receptacle (54), a motor (36), a power take-off shaft (38) th...
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JP7429879B2 |
This multi-axis motor drive device (1) is a device that controls an A axis motor (2A) and a B axis motor (2B), and comprises: a position command generator (12) that generates a position command (121) from the measurement start position t...
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JP7427809B2 |
This application discloses a redundant electronic control system and a device, which may be applied to an autonomous vehicle, an intelligent connected vehicle, a new energy vehicle, and the like. The redundant electronic control system m...
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JP7424772B2 |
To provide a vacuum evacuation device which can make circuit components for absorbing regenerative voltage such as brake resistance unnecessary and an operation method thereof.A vacuum evacuation device concerning one aspect of the prese...
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JP7421335B2 |
A motor drive control apparatus includes a receiving unit configured to receive a target rotation frequency outputted to a motor to be a drive control target of a predetermined plurality of motors from a host apparatus and receive stabil...
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JP7420347B2 |
To analyze stability of a DC power supply system in which power is supplied from a DC power supply through a DC bus to a plurality of servo devices including an inverter circuit and an electric motor, and reflect the analysis to the deta...
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JP7415891B2 |
A first circuit (68, 681, 682) supplies electric power to a polyphase motor (800). A second circuit (67) supplies electric power to a direct-current motor (720, 730) for outputting a torque so as to move a movable body (24) in a section ...
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JP7415772B2 |
To provide a control method and a control device for electric vehicle that can perform accurate and sufficient braking control even during a travel on a sandy road.A control method for an electric vehicle 100 includes: a driving torque t...
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JP7415029B2 |
A selection device includes: a storage unit storing a plurality of types of amplifiers in advance; an acquisition unit for acquiring a plurality of selected amplifiers selected for driving a plurality of designated motors designated in a...
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JP7413964B2 |
A motor control device drives first and second motors for outputting torque in braking or non-braking direction in a vehicle brake device, includes: an electric power converter that includes first to third legs having positive and negati...
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JP2024003758A |
The present invention provides a drive device and a drive control device that can reduce the burden on each of a plurality of motors. An EPU50 has a first DS100 and a second DS110. The first DS 100 includes a first motor 61 and a first i...
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JP7411871B2 |
A servo amplifier device is a servo amplifier device that incorporates a control drive circuit configured to control and drive a motor, the servo amplifier device including: a housing that houses the control drive circuit; an attachment ...
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JP7408434B2 |
The present invention is to provide a device capable of a synchronous operation of a motor of a different command system. A motor control device comprises: (a) a first ideal waveform generation unit; (b) a second ideal waveform generatio...
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JP7403103B2 |
A motor control system includes a motor and a motor control device. The motor control device includes an acquisition unit, a. diagnosis unit, and a control unit. The acquisition unit acquires control data. The control data includes a com...
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JP2023180882A |
To provide a motor control system capable of preventing a control circuit from being broken due to high voltage power supply in multiple servo amplifiers having a common power supply path.The motor control system includes: multiple motor...
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JP2023179114A |
To provide a drive system which controls so as to satisfy a required brake torque even in a coil switching period during regeneration of a rotary electric machine.A drive system for an electric vehicle includes an inverter 3 which suppli...
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JP7398947B2 |
To obtain a motor controller that can decelerate and stop along the trajectory of normal operation when an abnormality occurs.A motor controller includes a buffer that temporarily stores N position commands from a first position command ...
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JP2023177096A |
To provide an electric vehicle control method and an electric vehicle control device in which, when a first electric motor and a winding-field type second electric motor are applied to an electric four-wheel drive vehicle, and the drive ...
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JP7392400B2 |
To provide a motor control system which can effectively restrict the abnormal output of a first motor and a second motor even when there is abnormality in a command value output from a higher-level control device.A motor control system m...
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JP7388071B2 |
In a wheel drive apparatus, a clutch is configured to switch a coupling mode between a first rotating shaft of a first rotating electrical machine and a second rotating shaft of a second rotating electrical machine to any one of (i) a po...
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JP2023166882A |
To detect idling or slide of a wheel shaft of an induction machine.A controller 1 comprises: a power converter 2 that amplifies a voltage command v and supplies power to a plurality of induction machines 101, 102, 103, and 104; a magneti...
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JP7384134B2 |
A hybrid vehicle includes: a power generation device including an engine, a first rotating electric machine, and a first inverter; a drive device including a second rotating electric machine that outputs driving force, and a second inver...
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JP2023166237A |
To provide an electric aircraft capable of reliably transmitting abnormality of an electric propulsion device or the like to a controller while suppressing increase in weight.An electric aircraft 1 includes a plurality of electric propul...
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JP7383924B2 |
To appropriately control a driven shaft.A control device according to an aspect of the disclosed technology comprises a drive control unit that, based on a detection signal from an angle detection unit provided on a motor, of a plurality...
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JP7382860B2 |
To provide a multicopter capable of keeping a good posture.One embodiment of the current invention has a control part 33 performing posture control of a multicopter 1 in the multicopter 1. The control part 33 determines an instruction DU...
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JP7381322B2 |
A robot (100) includes a resistance circuit (60) configured or programmed to perform a control to reduce a braking force of a dynamic brake by changing a resistance value of a resistance component (63) with respect to a power supply path...
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