To suppress various types of disturbance with accuracy while avoiding complication of a configuration.SOLUTION: A motor control device comprises: a command value calculation unit that calculates a voltage command value on the basis of a differential value between a current command value and an actual current value; a rotation number estimation unit that estimates a rotation number of the motor on the basis of the actual current value and a rotation angle of a motor; a torque disturbance estimation unit that estimates a torque disturbance on the basis of the actual current value and the rotation number estimation value of the motor; and a torque disturbance suppression unit that calculates a suppression value for suppressing the estimated torque disturbance, the suppression value being to be added to the current command value.SELECTED DRAWING: Figure 3
【課題】構成の複雑化を避けながら各種外乱を精度よく抑制する。【解決手段】電流指令値と実電流値との差分値に基づいて電圧指令値を算出する指令値算出部と、上記実電流値とモータの回転角度とに基づいて当該モータの回転数を推定する回転数推定部と、上記実電流値と上記モータの回転数推定値とに基づいてトルク外乱を推定するトルク外乱推定部と、推定された上記トルク外乱を抑制するための、上記電流指令値に加算される抑制値を算出するトルク外乱抑制部と、を備える。【選択図】 図3
MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR, AND ELECTRIC POWER STEERING DEVICE
モータ制御装置、電動アクチュエータおよび電動パワーステアリング装置
2023-12-07
Patent
Elektronische Ressource
Japanisch
MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR, AND ELECTRIC POWER STEERING DEVICE
Europäisches Patentamt | 2023
|MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR, AND ELECTRIC POWER STEERING DEVICE
Europäisches Patentamt | 2023
|MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR, AND ELECTRIC POWER STEERING DEVICE
Europäisches Patentamt | 2023
|MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR, AND ELECTRIC POWER STEERING DEVICE
Europäisches Patentamt | 2023
|MOTOR CONTROL DEVICE, ELECTRIC ACTUATOR PRODUCT, AND ELECTRIC POWER STEERING DEVICE
Europäisches Patentamt | 2022
|