# Fuel cell and ultracapacitor energy system control using linear quadratic regulator proportional integral controller

> Research article (Electrical Engineering, 2019) · cited 16× · AI/ML

**Wikidata**: [openalex:W2962130879](https://www.wikidata.org/wiki/openalex:W2962130879)  
**Source**: https://4ort.xyz/entity/fuel-cell-and-ultracapacitor-energy-system-control-using-linear-quadratic-regulator-proportional-integral-controller