State-of-Charge Balancing Control for ON/OFF-Line Internal Cells Using Hybrid Modular Multi-Level Converter and Parallel Modular Dual L-Bridge in a Grid-Scale Battery Energy Storage System. - Ashraf Bani Ahmad; Chia Ai Ooi; Dahaman Ishak; Jiashen Teh (IEEE Access, 2019)

State-of-Charge Balancing Control for Optimal Cell Utilisation of a Grid-Scale Three-Phase Battery Energy Storage System Using Hybrid Modular Multilevel Converter Topology Without Redundant Cells. - Ashraf Bani Ahmad; Chia Ai Ooi; Dahaman Ishak (IEEE Access, 2021)