Influence of O2/C molar ratio and coal feeding rate on sulfur release during CFB gasificationShengxian Xian, Denghao Jiang, Yanqi Fan, Haixia Zhang, Zhen Chai and Zhiping ZhuE3S Web Conf., 194 (2020) 04044DOI: https://doi.org/10.1051/e3sconf/202019404044