# Power quality enhancement in a grid-connected hybrid system with coordinated PQ theory & fractional order PID controller in DPFC

> Research article (Sustainable Energy Grids and Networks, 2020) · cited 55× · AI/ML

**Wikidata**: [openalex:W3009327228](https://www.wikidata.org/wiki/openalex:W3009327228)  
**Source**: https://4ort.xyz/entity/power-quality-enhancement-in-a-grid-connected-hybrid-system-with-coordinated-pq-theory-amp-fractional-order-pid-controll