# Optimal Fractional-Order Active Disturbance Rejection Controller Design for PMSM Speed Servo System

> Research article (Entropy, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W3132411780](https://www.wikidata.org/wiki/openalex:W3132411780)  
**Source**: https://4ort.xyz/entity/optimal-fractional-order-active-disturbance-rejection-controller-design-for-pmsm-speed-servo-system