1. 毕业设计（论文）的内容和要求

根据选定的石家庄裕华电厂某燃煤锅炉机组的脱硝反应器结构设计，借助计算流体动力学（cfd）数值模拟为scr反应器设置导流装置，优化氨混合系统设计，最终达到一定的流场均匀性要求。

导流板布置可有多种方案对比分析，氨混合系统可以根据实际脱硝反应器设计自行选择合适的混合形式。

要求完成1.5万字以上的研究论文（不含以附录方式提交的实验数据、测试数据、图表、照片等）。

2. 参考文献

[1] W. Nischt, B. Wooldridge, J. Bigalbal. Recent SCR Retrofit Experience on Coal-fired Boilers[C].New Orleans: Power-Gen International: 1999 [2] WALTER, Nischt, JEFF. Hines, KEVIN. Robinson. Update of Selective Catalytic Reduction Retrofit on a 675 MW Boiler at AES Somerset[C]. ASME International Joint Power Generation Conference. 2000. Miami: ASME [3] 赵冬贤. SCR烟气脱硝技术的性能优化与验证[D]. 北京: 清华大学, 2010 ZHAO Dongxian. Performance Optimization and Verification of SCR DeNOx Technology[D]. Beijing: Tsinghua University, 2010 [4] KEVIN Rogers, MET Albrecht, MICHAEL Varner. Numerical Modeling for Design Optimization of SCR Applications[C]. ICAC NOx Forum. 2000. Washington: ICAC [5] A.N. Sayre, M.G. Milobowski. Validation of Numerical Models of Flow Through SCR units[C]. EPRI-DOEEPA Combined Utility Air Pollutant Control Symposium, Atlanta, Georgia. 1999 [6] 雷达, 金保升. 燃煤电站SCR内烟气流场及还原剂浓度场模拟与优化[J]. 煤炭学报, 2009, 34(3): 394-399 LEI Da, JIN Baosheng. Numerical Simulation and Optimization of Flue Gas Flow Field and Reagent Concentration Field in Coal Fired Power Station SCR System[J]. Journal of China Coal Society, 2009, 34(3): 394-399 [7] 朱崇兵, 金保升, 仲兆平, 等. 蜂窝状催化剂的制备及其性能评价[J]. 动力工程, 2008, 28(3): 459-464 ZHU Chongbing, JIN Baosheng, ZHONG Zhaoping, et al. Preparation and Performance Evaluation of Honeycomb Catalysts[J]. Journal of Power Engineering, 2008, 28(3): 459-464 [8] Rogers, K. and P. Nolan. SCR reactor performance profiling and results analysis[C]. The US EPA/DOE/EPRI Combined Power Plant Air Pollutant Control Symposium. 2001 [9] Fluent Inc. Fluent6.3 user#8217;s guide [M]. USA: Fluent Inc, 2006 [10] 俞逾. 选择性催化剂还原系统的建模与仿真[D]. 重庆: 重庆大学, 2007 YU Yu. Modeling and Simulation of Selective Catalytic Reduction System[D]. Chongqing: Chongqing University, 2007 [11] 蒋新伟. 变截面烟道SCR烟气脱硝反应器整流装置的优化研究[D]. 杭州: 浙江大学, 2010 JIANG Xinwei. Optimization Study on Rectifying Device of SCR Reactor with Variable Cross-section Flue[D]. Hangzhou: Zhejiang University, 2010 [12] 沈丹, 仲兆平, 过小玲. 600 MW 电厂SCR 烟气脱硝反应器内不同导流板的流场数值模拟[J]. 电力环境保护, 2007, 23(1): 42-45 SHEN Dan, ZHONG Zhaoping, GUO Xiaoling. Numerical Simulation of Different Guide Plates in Selective Catalytic Reduction Denitrification Reactor of 600MW Power Plant[J]. Electric Power Environmental Protection, 2007, 23(1): 42-45 [13] 雷达, 金保升. 喷氨格栅处烟气速度场对高效SCR均流与还原剂混合性能的影响[J]. 热能动力工程, 2009, 24(1): 113-119 LEI Da, JIN Baosheng. Influence of The Flue Gas Velocity Field at An Ammonia-injection Grid on Uniform Flows and Reducing-agent Mixing Performance of a High-efficiency SCR (Selective Catalytic Reduction) Device[J]. Journal of Engineering for Thermal Energy Power, 2009, 24(1): 113-119 [14] 陈鹏，胡永锋. 烟气脱硝装置中喷氨格栅的优化设计[J].华电技术, 2012，34(10): 1-6 CHEN Peng, HU Yongfeng. Optimized Design of Ammonia Injection Grid of Flue Gas DeNOx Equipment[J]. Huadian Technology, 2012, 34(10): 1-6 [15] RALF Sigling, CINDY Khalaf, GEORGIA Alpharetta, et al. Enhance Ammonia Distribution for Maximum SCR Performance[C]. Institute of Clean Companies Forum, Nashville. 2003 [16] 张强. 燃煤电站SCR烟气脱硝技术及工程应用[M]. 北京：化学工业出版社，2007: 34-44 ZHANG Qiang. Coal Fired Power Plants SCR Nitrogen Oxides Control and Removal[M]. Beijing: Chemical Industry Press, 2007: 34-44 [17] 段传和, 夏怀祥, 等. 燃煤电站SCR烟气脱硝工程技术[M]. 北京：中国电力出版社, 2009: 53-66 DUAN Chuanhe, XIA Huaixiang, et al. Coal Fired Power Plants SCR Flue Gas Nitrogen Oxides Removal Engineering Technology[M]. Beijing: China Electric Power Press, 2009: 53-66 [18] 杨超, 张杰群，郭婷婷. SCR烟气脱硝装置烟气流场数值模拟[J]. 东北电力大学学报, 2012, 32(1):66-70 YANG Chao, ZHANG Jiequn, GUO Tingting. Numerical Simulation of the Flow Field in a SCR System[J]. Journal of Northeast Dianli University, 2012, 32(1):66-70 [19] 北京国电龙源环保工程有限公司. 烟气脱硝涡流混合器及涡流混合方法：中国, CN101342457A[P]. 2009-01-14 Beijing Guodian Longyuan Environmental Engineering Co., LTD. Flue Gas Nitrogen Oxides Removal Vortex Mixer and Vortex Mixing Method, China: CN101342457A[P]. 2009-01-14 [20] LIU, Hanqiang, GUO Tingting, YANG Yongping, et al., Optimization and numerical simulation of the flow characteristics in SCR system[J]. Energy Procedia, 2012. 17: 801-812 [21] K.J. Rogers, M.G. Milobowski, B.L. Wooldridge, Perspectives on Ammonia Injection and Gaseous Static Mixing in SCR Retrofit Applications[C]. EPRI-DOE-EPA Combined Utility Air Pollutant Control Symposium, Atlanta, 1999

3. 毕业设计（论文）进程安排

1、第1~2周：掌握软件的基本操作，学会算例的计算与分析； 2、第3~4周：完成整体的脱硝系统建模； 3、第5~6周：完成喷氨系统前烟道导流板布置； 4、第7~8周：完成喷氨系统后烟道导流板布置； 5、第9~10周：完成喷氨系统设计与建模计算； 6、第11~12周：完成脱硝系统整体模型数值计算，分析结果； 7、第13~14周：撰写毕业论文。