Economic Evaluation of CCUS Retrofitting of Coal-fired Power Plants Based on Net Cash FlowJingqi Jin, Feng Xue, Bin Cai, Xinxin Yang, Yening Lai, Dalin Jiang, Yalin Mao and Yi TaoE3S Web Conf., 237 (2021) 02021DOI: https://doi.org/10.1051/e3sconf/202123702021