| 摘要 |
PROBLEM TO BE SOLVED: To provide a motor control device capable of controlling stable current vector in accordance with external environment change in weak field and transition with simple composition without requiring supplementary external equipment.SOLUTION: A motor control device 100 that controls torque and speed of a motor 2 containing a rotor having saliency includes: a gate signal conversion 60 that calculates duty ratio Dby PWM control outputting to an inverter 3; duty ratio D; and a q axis restriction controller 70 that controls a q axis current limit value iqon the basis of a comparison result (counter value D) with a duty ratio reference value D. |
