BESS life span evaluation in terms of battery wear through operation examples of BESS for frequency regulation. - Jeonghyeon Choi; HyeonDeok Jo; Sekyung Han (ISGT Asia, 2017)

Development of frequency control performance evaluation criteria of BESS for ancillary service: A case study of frequency regulation by KEPCO. - Hyeondeok Jo; Jeonghyeon Choi; Kofi Afrifa Agyeman; Sekyung Han (ISGT Asia, 2017)