# Enhanced harmonic state estimation in unbalanced three-phase electrical grids based on the Kalman filter and physical scale-down implementation

> Research article (International Journal of Electrical Power & Energy Systems, 2020) · cited 22× · AI/ML

**Wikidata**: [openalex:W3036851715](https://www.wikidata.org/wiki/openalex:W3036851715)  
**Source**: https://4ort.xyz/entity/enhanced-harmonic-state-estimation-in-unbalanced-three-phase-electrical-grids-based-on-the-kalman-filter-and-physical-sc