| 循环流化床锅炉旋风分离器内气固两相流动的数值模拟 |
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| 引用本文： | 苏虎,曾先茂,霍锁善,谢佳,顾汉阳,郭烈锦.循环流化床锅炉旋风分离器内气固两相流动的数值模拟[J].东方电气评论,2004,18(4):179-184,221. |
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| 作者姓名： | 苏虎 曾先茂 霍锁善 谢佳 顾汉阳 郭烈锦 |
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| 作者单位： | 东方锅炉(集团)股份有限公司,四川,自贡,643001;西安交通大学,西安,710000 |
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| 摘 要： | 为研究旋风分离器内部气固两相流动的特征,应用FLUENT5.4.8软件对某厂50 MW级别的旋风分离器内部气固两相流动进行了数值模拟.在此基础上,又分别对中心筒长度减半、变梯形入口为弧形引导入口、增加筒径的3种改进模型重新进行计算,并得出有用的结论.这些数值模拟的结果对新型旋风分离器的设计、运行和改造等均具有指导意义.图32表2参3
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| 关 键 词： | 气-固两相流 数值模拟 旋风分离器 流场分布 |
| 文章编号： | 1001-9006(2004)04-0179-06 |
Numerical Simulation and Analysis of the Flowing Characteristics of Gas-solid Two-phase Flow in Cyclone of CFB Boilers |
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| SU Hu,ZENG Xian mao,HUO Suo shan,XIE Jia,GU Han yang,GUO Lie jin.Numerical Simulation and Analysis of the Flowing Characteristics of Gas-solid Two-phase Flow in Cyclone of CFB Boilers[J].Dongfang Electric Review,2004,18(4):179-184,221. |
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| Authors: | SU Hu ZENG Xian mao HUO Suo shan XIE Jia GU Han yang GUO Lie jin |
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| Affiliation: | SU Hu1,ZENG Xian mao1,HUO Suo shan1,XIE Jia1,GU Han yang2,GUO Lie jin2 |
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| Abstract: | By using the commericial CFD Software FLUMTTM5.4.8,turbulent flow in Cyclone of CFB is numerically investigated to pusue better understanding the flow characteristic in Cyclone.Based on the original model improved modes including eliminating length of vortex,modified the Cyclone inlet structure and increasing outside diameter of Cyclone,are adopted to improve performance of the Cyclone.Result of above mentioned are good to the design,operation and modify the Cyclone. |
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| Keywords: | Gas solid two phase flow Cyclone Flow field distribution Numerical simulation |
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