DC Motor Speed Control For Goods Lifts Using Four Types Of PI Controller Tuning Methods With Sepic Converter As SupplyDiah Septi Yanaratri, Renny Rakhmawati, Indra Ferdiansyah, Ahmad Firyal Adila, Irianto, Sutedjo and Shey Rajul Munir HidayatullahE3S Web Conf., 674 (2025) 10001DOI: https://doi.org/10.1051/e3sconf/202567410001