Research Progress in Selective Catalytic Reduction of V_2O_5-WO_3/TiO_2 Based SCR Activator

SCR is a new technique of denitrating NOx.The research progress of selective catalytic reduction(SCR)is summarized in this paper.And the influencing factors to the properties of catalyst are also introduced.The conditions to be met and the catalytic performance of V2O5-WO3 doped catalyzes are discussed respectively.The problems in the SCR technology are analyzed and the corresponding methods to solve the problems are suggested.The studying actuality and development foreground of SCR activator inside and outside of country are summed up.