# Robust Speed Control of Permanent Magnet Synchronous Motor Drive System Using Sliding-Mode Disturbance Observer-Based Variable-Gain Fractional-Order Super-Twisting Sliding-Mode Control

> Research article (Fractal and Fractional, 2024) · cited 21× · AI/ML

**Wikidata**: [openalex:W4399973095](https://www.wikidata.org/wiki/openalex:W4399973095)  
**Source**: https://4ort.xyz/entity/robust-speed-control-of-permanent-magnet-synchronous-motor-drive-system-using-sliding-mode-disturbance-observer-based-va