| 蒸发管内污垢层温度和热应力场的数值模拟 |
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| 引用本文： | 任红艳,王德武,张少峰.蒸发管内污垢层温度和热应力场的数值模拟[J].煤炭技术,2012,31(2):225-227. |
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| 作者姓名： | 任红艳 王德武 张少峰 |
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| 作者单位： | 1. 河北工业大学海水资源高效利用化工技术教育部工程研究中心,天津,300130
2. 河北工业大学化工学院,天津,300130 |
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| 摘 要： | 假设汽液固三相循环流化床蒸发管内均匀覆盖一定厚度的硫酸钙结晶垢层,考虑垢层与流体间耦合换热、管内流体沸腾传热,采用STAR-CCM+软件对其进行数值模拟,对垢层的温度和热应力分布以及断裂做了分析。
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| 关 键 词： | 汽液固三相 蒸发管 热应力 数值模拟 |
Numerical Simulation of Fouling Temperature and Thermal Stress Field in Evaporation Tube |
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| REN Hong-yan
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WANG De-wu
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ZHANG Shao-feng.Numerical Simulation of Fouling Temperature and Thermal Stress Field in Evaporation Tube[J].Coal Technology,2012,31(2):225-227. |
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| Authors: | REN Hong-yan WANG De-wu ZHANG Shao-feng |
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| Affiliation: | 1(1.Engineering Research Center of Seawater Utilization Technology of Ministry of Education,Hebei University of Technology,Tianjin 300130,China;2.School of Chemical Engineering,Hebei University of Technology,Tianjin 300130,China) |
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| Abstract: | The assumption that vapor-liquid-solid three-phase fluidized bed evaporation tube covered the certain thickness uniform scale layer,consider crystallization calcium sulfate scale layer and fluid coupling between heat pipe boiling heat transfer fluid,,used the STAR-CCM + software to simulate it,get the fouling temperature and thermal stress distribution,and the analysis on the fracture to scale layer. |
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| Keywords: | vapor-liquid-solid three phase evaporator tube thermal stress numerical simulation |
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