# Classification of multi-stage voltage sags and calculation of phase angle jump based on Clarke components ellipse

> Research article (Electric Power Systems Research, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W4200012673](https://www.wikidata.org/wiki/openalex:W4200012673)  
**Source**: https://4ort.xyz/entity/classification-of-multi-stage-voltage-sags-and-calculation-of-phase-angle-jump-based-on-clarke-components-ellipse