The business model of 5G base station energy storage participating in demand response Zhong Lijun, Ling Zhi, Shen Haocong, Ren Baoping, Shi Minda and Huang Zhenyu E3S Web Conf., 352 (2022) 03002 Published online: 27 June 2022 DOI: 10.1051/e3sconf/202235203002