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JP7379930B2 |
To provide a technique capable of achieving both of reduction of manufacturing cost and securing of sufficient fail safe performance.A motor control device includes: a first motor; and a second motor and controls a plurality of traveling...
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JP7378977B2 |
An architecture for an aircraft comprises two air-conditioning systems, two converters, each intended to supply one of the air-conditioning systems, and at least one first electric machine which starts up a first main engine of the aircr...
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JP7379053B2 |
To solve the problem in which: when a load is driven by a first motor and a second motor, the speed of the second motor may be periodically varied due to eccentricity of a rotation shaft of the second motor, and the rotation speed of the...
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JP7377732B2 |
A motor controlling device configured to control an on-board motor is provided, which includes an H-bridge type drive circuit comprised of first switching elements and configured to drive the on-board motor, and a controlling circuit con...
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JP7372564B1 |
The present invention detects the number of rotations per unit time of each of a large number of fans using a small number of wirings. [Solution] The rotation speed calculation device includes a synthesis unit that converts N pulse signa...
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JP7372924B2 |
A device-system comprises parallel operating devices (105-107) for driving an operating quantity towards a target value, and a control system for controlling each device at least partly based on a device-specific integral term relating t...
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JP2023158075A |
To provide a motor control system, a motor control device, and a motor control method that can reduce the processing load on a host control device.A motor control system 1 includes a host control device 3 that outputs control commands, m...
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JP7368840B2 |
[Problem] To provide an environment information analysis method with which it is possible, with a simple configuration, to acquire environment information for the surroundings of a flight body. [Solution] An environment information analy...
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JP7366811B2 |
To provide a work machine making it easier for an operator to know a load state of a motor.A work machine includes a plurality of operation parts whose driving source is a motor, and a control means for controlling individual motors of t...
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JP2023155045A |
To provide an electric tool that can be mounted with a wireless communication instrument and a plurality of electric motors, which is configured so that the weight of a battery and the height of the electric tool can be suppressed.An ele...
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JP2023154277A |
To disclose a technique of suppressing deterioration of estimation accuracy of a charging state of a battery while suppressing the increase of a size of a power unit.A power unit comprises: a battery; a first rotational machine; a second...
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JP2023154126A |
To provide a load drive system capable of reducing a torque shock by reactivating the system at a motor rotational speed accurately estimated by suppressing a current off-set error at a free running.A load drive system comprises: an inve...
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JP7363702B2 |
To reliably change a carrier frequency when a request torque to a motor increases.A PCU 14 drives a MG 12 as a power source of a movable body by supplying a driving signal modulated according to a carrier frequency. A prediction unit rea...
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JP7364541B2 |
To provide a phase adjusting device capable of aligning initial phases of two drive shafts that are synchronously controlled with a simple configuration.A phase adjusting device 70 comprises: a torque acquisition unit 82 acquiring a torq...
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JP2023152075A |
To reduce the frequency to adjust an inertia ratio as much as possible.The present inertia ratio setting method for a servo motor includes: acquisition processing of acquiring, for each of a plurality of servo motors, a first estimated v...
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JP2023152097A |
To provide a technique that, when an abnormality occurs in a system that synchronously controls a plurality of motors, is to brake the motors while maintaining a safe and stable state.A motor control system stores, in a storage, drive in...
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JP2023152074A |
To provide a servo system that can more flexibly connect an optional unit that outputs detected sensor values.A servo system of the present invention includes a plurality of control units that control a connected electric motor, and a bu...
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JP2023152083A |
To provide a technique that allows continuing the operation of a drive system even when a control section of a drive unit is stopped.A drive system comprises a controller, a first drive unit, and a second drive unit, and control informat...
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JP2023152086A |
To make it possible to notify a host device if a motor cannot be controlled at a specified operation start time.A driver of the present invention includes: a receiving unit that receives, from a host device, a command signal that include...
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JP2023148225A |
To provide a vehicle braking device that is configured so that two braking units having a shared function can appropriately control rotation of an electric motor although element components that are individually designed for each wheel a...
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JP7360124B2 |
To provide a gantry stage control method and control device on the basis of an NCTF control method that enables high-accuracy and high-speed positioning without requiring special knowledge about control theory with easy design flow and c...
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JP7358915B2 |
A wristwatch includes a first motor that drives a first hour hand, a first control circuit electrically coupled to the first motor and outputting a first motor drive signal, and a second control circuit electrically coupled to the first ...
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JP2023142012A |
To provide an electric vehicle control method and an electric vehicle control device capable of reducing a sense of discomfort felt by an occupant due to variations in the dead zone interval lengths of driving systems in an electric vehi...
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JP2023134960A |
To provide a control system capable of easily detecting a configuration that does not meet a predetermined configuration condition.A control system comprises: a plurality of control units that supply drive current to corresponding electr...
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JP2023134866A |
To construct a compact servo system while keeping a favorable servo control environment for a motor.A control device for a servo system includes a first communication part configured to transmit/receive s signal with a motor through wire...
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JP2023135287A |
To suitably perform data acquisition based on correlation between control axes for performing synchronous control in a servo system.In a servo system including a control device and a plurality of servo drivers, a predetermined servo driv...
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JP2023135070A |
To provide a servo system in which a plurality of servo drivers are made to cooperatively operate, where highly accurate control is implemented as much as possible even in the case of independently driving a servo driver.A servo system c...
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JP2023135334A |
To execute servo control as quickly as possible even in a device after a change when the change is made on the device to which a motor servo-controlled by a servo system is attached.A servo system includes a control device and one or mor...
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JP2023130658A |
To allow regenerative power generated by an electric motor of an electrically-driven brake to be consumed appropriately.A brake system 20 is provided with a plurality of electrically-driven brakes 21 to 24. The plurality of electrically-...
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JP7347341B2 |
A first terminal (T1) that is one end of a DC rotating machine (710) is connected to a phase current path of a multi-phase winding set. A multi-phase power converter (60) converts the DC power of a power supply (Bt) to multi-phase AC pow...
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JP7346968B2 |
To make it possible to replace a use detection unit with another detection unit early when the use detection unit is abnormal.A control unit 52 controls a rotary electric machine 20 on the basis of a rotation angle of a rotor 21 detected...
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JP7345975B2 |
The present invention provides a motor driver and a motor driving system capable of suppressing power consumption when a motor is in a brake state. The motor driver of the present invention includes: a half-bridge power output section, i...
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JP7345529B2 |
A motor control system includes host control circuitry configured to generate a first control command; a plurality of motor control apparatuses configured to control a plurality of motors, respectively, based on the first control command...
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JP2023128462A |
To provide a control method for electric vehicle and a control device for electric vehicle that can suppress vibrations that a vehicle has even when one drive shaft comprises a drive power transmission mechanism which transmits composite...
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JP7342721B2 |
To provide a turning apparatus capable of protecting a motor and a controller thereof from heat generation while turning a turning wheel.When either one of a first motor temperature T1 and a second motor temperature T2 in excess of a fir...
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JP7339797B2 |
A vehicle includes a front-wheel motor, a rear-wheel motor, a temperature detector, and a distribution ratio controller. The front-wheel motor drives a front wheel. The rear-wheel motor drives a rear wheel. The temperature detector detec...
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JP7338290B2 |
To provide an image forming apparatus that prevents the occurrence of misregistration of an image.A setting unit 111 controls the circumferential speed of a photoreceptor drum against a binding force to restrict variations in rotation of...
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JP2023117575A |
To provide a motor drive semiconductor integrated circuit device capable of compensating for the performance of a failed motor.A motor drive semiconductor integrated circuit device (101) includes a receiving unit (1) configured to receiv...
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JP2023117870A |
To further simplify wiring for inputting a signal related to stopping an electric motor to a drive system equipped with a plurality of control units that control an electric motor.A drive system includes a plurality of control units that...
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JP7332377B2 |
A servo amplifier selection device includes a memory configured to store specifications of each of a plurality of amplifiers capable of supplying power to a motor; and a processor configured to select, based on the number of one or more ...
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JP2023115409A |
To restrict overdischarge and overcharge of a battery in a flight body including a gas turbine, a power generator, a battery and electric motors.A flight controller of a flight body includes an electric motor controlling unit for control...
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JP7329184B2 |
To achieve energy saving and a long life of a driving source when controlling a plurality of driving sources for driving the same driving object.A driving control device 90 includes control means for controlling a plurality of driving so...
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JP2023114031A |
To provide a drive system capable of confirming the state of each of a plurality of inverter units and capable of being miniaturized.A drive system includes a plurality of control units that have a lighting section and that control conne...
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JP7327036B2 |
To suppress the overheating of a smooth capacitor disposed in a power line of an inverter of an electric vehicle having two motors.A power conversion device for vehicles in the present invention has a battery, a motor for driving, an inv...
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JP7326902B2 |
To provide a drive control device capable of more flexibly and surely controlling a conveyance velocity, an image forming apparatus and a drive control method.A drive control device comprises: a RAM 1411 storing a velocity table 1411a an...
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JP2023112813A |
To provide a motor control device which can suppress vibration and sound resulting from torque ripples according to fundamental wave current of a plurality of drive motors.A motor control device comprises an adjustment mechanism for adju...
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JP7324008B2 |
A motor control apparatus includes: an excitation unit configured to excite a plurality of excitation phases of each of a plurality of motors that include first to Nth motors and a control unit configured to control the excitation unit s...
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JP7322434B2 |
To provide a left and right wheel drive device which reduces unintended torque difference between left and right wheels.In a left and right wheel drive device 15 comprising a first motor 1 and a second motor 2 which drive left and right ...
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JP7318340B2 |
A motor system (11) comprises: a plurality of motors (M1–Mn); temperature detection units (14) capable of detecting motor temperatures of the motors; and control units (13, 16) configured to alter the output of at least one motor when ...
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JP2023106293A |
To correct a tilt of a lens due to unbalance in drive capability among a plurality of drive sources according to a position of the lens.A driving device is provided, which comprises: a calculation unit that calculates a driving amount of...
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