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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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JP2023104807A |
To achieve torque response conforming to intended behavior of an electric vehicle.An electric vehicle control method allows each motor controller 31 to execute estimated torque calculation processing of calculating each estimated torque ...
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