Comparison of SOGI-FLL with SOGI-PLL for Single-Phase Grid-Connected Inverters Royan, Trias Andromeda, Mochammad Facta, Hermawan and Iwan Setiawan E3S Web Conf., 125 (2019) 14005 Published online: 28 October 2019 DOI: 10.1051/e3sconf/201912514005