
1. 1.生物质发电成套设备国家工程实验室(华北电力大学)
2. 2.新能源电力系统全国重点实验室(华北电力大学)
3. 3.华北电力大学能源动力与机械工程学院
4. 4.国能生物发电集团有限公司
纸质出版:2025
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高琪, 董长青, 胡笑颖, 等. CuO/TiO2催化氧化CO性能及其反应动力学[J]. 华北电力大学学报(自然科学版), 2025,(1):135-142.
采用等体积浸渍法制备负载型CuO/TiO
2
催化剂,研究CuO含量、体积空速、O
2
含量、CO进口浓度及烟气含SO
2
时对催化剂CO氧化性能的影响,并对催化剂进行结构表征。结果表明:30wt%CuO/TiO
2
催化剂的CO催化氧化效率最佳,在10 000 h
-1
空速下180℃以上完全催化氧化CO
针对0.1~0.5vol%CO进口浓度在220~420℃实现95%以上CO转化效率。当烟气中通入SO
2
时,随着SO
2
浓度由0增至4 000 mg/m
3
30wt%CuO/TiO
2
催化剂在的CO转化率逐渐降低,SO
2
的存在抑制催化剂的活性。在150~180℃温度范围内进行30wt%CuO/TiO
2
催化剂的CO催化氧化本征反应动力学研究,实验及计算结果显示:30wt%CuO/TiO
2
催化剂表面的CO催化氧化可近似为一级反应,反应活化能为24.23 kJ/mol。
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