Research on 6.5MPa multi-nozzle opposed coal-water-slurry gasifier based on CFD Ying Wang, Tongtong Li, Qingwei Ren, Haidong Li and Ke Li EPJ Web Conf., 332 (2025) 01009 Published online: 09 July 2025 DOI: 10.1051/epjconf/202533201009