# Fuzzy Logic-Based Perturb and Observe Algorithm with Variable Step of a Reference Voltage for Solar Permanent Magnet Synchronous Motor Drive System Fed by Direct-Connected Photovoltaic Array

> Research article (Energies, 2018) · cited 20× · AI/ML

**Wikidata**: [openalex:W2791115811](https://www.wikidata.org/wiki/openalex:W2791115811)  
**Source**: https://4ort.xyz/entity/fuzzy-logic-based-perturb-and-observe-algorithm-with-variable-step-of-a-reference-voltage-for-solar-permanent-magnet-syn