Keywords: پلی اتیل فلوئورو اتیلن (تفلون); CEM; controlled evaporation and mixing system; ER; equivalence ratio; IC; ion chromatography; LHV; lower heating value; MFC; mass flow controller; PTFE; polytetrafluoroethylene (Teflon); NH3; Limestone; Dolomite; NOx; Gasifying agent;