# Position and Speed Estimation of Permanent Magnet Machine Sensorless Drive at High Speed Using an Improved Phase-Locked Loop

> Research article (Energies, 2017) · cited 20× · AI/ML

**Wikidata**: [openalex:W2762475228](https://www.wikidata.org/wiki/openalex:W2762475228)  
**Source**: https://4ort.xyz/entity/position-and-speed-estimation-of-permanent-magnet-machine-sensorless-drive-at-high-speed-using-an-improved-phase-locked-