SOC-balancing droop control strategy using secondary voltage compensation for distributed energy storage units in islanded DC microgrids
Xiaolan WU, Yongzhi YANG, Zhifeng BAI, Haichang GUO, Guifang GUO, Jinhua ZHANG
Energy Storage Science and Technology . 2025, (8): 3160 -3169 .  DOI: 10.19799/j.cnki.2095-4239.2025.0047