| PCF型湿式脱硫除尘器入口结构优化 |
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| 引用本文： | 肖育军,李彩亭,李珊红,方鑫,文青波,范春贞,郭官清.PCF型湿式脱硫除尘器入口结构优化[J].环境工程学报,2013,7(8):3105-3110. |
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| 作者姓名： | 肖育军 李彩亭 李珊红 方鑫 文青波 范春贞 郭官清 |
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| 作者单位： | 湖南大学环境科学与工程学院,长沙410082;环境生物与控制教育部重点实验室(湖南大学),长沙410082 |
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| 基金项目： | 国家高技术研究发展计划(863)项目，国家自然科学基金资助项目 |
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| 摘 要： | 以PCF型湿式脱硫除尘器为物理模型,利用Fluent软件包,采用RNGк-ε湍流模型和SIMPLEC算法,对装置内三维流场进行数值模拟.模拟结果发现,原倾斜入口(A)的装置内烟气分布不均匀.提出了水平入口(B)、左入口(C)、右入口(D)3种优化结构,并分别对A、B、C、D入口装置内气流速度、湍流强度与压降进行了模拟分析.结果表明,C、D入口使装置内气流速度分布更加均匀,且增强了装置内湍流强度,但C入口会导致压降增加,因此最佳入口为D.最后,针对入口D装置中的低速区,模拟分析了30°、45°与54°3种不同切入角度,得出45 °效果最佳.
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| 关 键 词： | PCF型湿式脱硫除尘器 入口结构 RNGк-ε模型 数值模拟 |
Optimization of inlet structure for PCF wet desulfurization dust catcher |
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| Xiao Yujun,Li Caiting,Li Shanhong,Fang Xin,Wen Qingbo,Fan Chunzhen and Guo Guanqing.Optimization of inlet structure for PCF wet desulfurization dust catcher[J].Techniques and Equipment for Environmental Pollution Control,2013,7(8):3105-3110. |
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| Authors: | Xiao Yujun Li Caiting Li Shanhong Fang Xin Wen Qingbo Fan Chunzhen and Guo Guanqing |
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| Institution: | 1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China;1. College of Environmental Science and Engineering, Hunan University, Changsha 410082, China;2. Key Laboratory of Environmental Biology and Pollution Control(Hunan University), Ministry of Education, Changsha 410082, China |
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| Abstract: | |
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| Keywords: | PCF wet desulphurization dust catcher entrance structure RNGк-ε model numerical simulation |
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