精品文档---下载后可任意编辑Mn 改性 γ-Fe2O3 催化剂低温 SCR 脱硝性能讨论开题报告摘要Mn 改性 γ-Fe2O3 催化剂是一种新型的 SCR 脱硝催化剂，具有良好的低温脱硝性能，尤其在湿式 SCR 脱硝系统中有广泛应用。本文将对该催化剂进行讨论，重点探究其低温 SCR 脱硝性能，并分析不同条件下其催化性能的变化规律。首先，本文将介绍低温 SCR 脱硝技术的基本原理和讨论现状，探讨Mn 改性 γ-Fe2O3 催化剂的合成方法和表征手段。然后，通过稳态流动实验室、程序升温脱附实验和 NH3 渗透实验，分析不同条件下 Mn 改性γ-Fe2O3 催化剂的催化性能。最后，对实验结果进行分析和讨论，总结出该催化剂的优点和不足之处，并提出了之后讨论的方向和可能的改进措施。关键词：Mn 改性 γ-Fe2O3 催化剂；低温 SCR 脱硝；稳态流动实验室；程序升温脱附实验；NH3 渗透实验。AbstractMn-modified γ-Fe2O3 catalyst is a new type of SCR denitrification catalyst with excellent low-temperature denitrification performance, especially in wet SCR denitrification system. In this paper, the catalyst is studied, focusing on its low-temperature SCR denitrification performance, and analyzing the changes of its catalytic performance under different conditions.Firstly, this paper introduces the basic principle and current research status of low-temperature SCR denitrification technology, and explores the synthesis methods and characterization methods of Mn-modified γ-Fe2O3 catalyst. Then, the catalytic performance of Mn-modified γ-Fe2O3 catalyst under different conditions is analyzed through steady-state flow laboratory, programmatic temperature desorption experiment and NH3 permeation experiment. Finally, the experimental results are analyzed and discussed, the advantages and disadvantages of the catalyst are summarized, and the direction of further research and possible improvement measures are proposed.精品文档---下载后可任意编辑Keywords: Mn-modified γ-Fe2O3 catalyst; low-temperature SCR denitrification; steady-state flow laboratory; programmatic temperature desorption experiment; NH3 permeation experiment.
