# A robust model-free controller for a three-phase grid-connected photovoltaic system based on ultra-local model

> Research article (Protection and Control of Modern Power Systems, 2021) · cited 17× · AI/ML

**Wikidata**: [openalex:W4200326601](https://www.wikidata.org/wiki/openalex:W4200326601)  
**Source**: https://4ort.xyz/entity/a-robust-model-free-controller-for-a-three-phase-grid-connected-photovoltaic-system-based-on-ultra-local-model