| 逆流式自然通风冷却塔温度应力有限元分析 |
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| 引用本文： | 沈蔚莲,孙小兵.逆流式自然通风冷却塔温度应力有限元分析[J].河南科学,2007,25(5):793-796. |
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| 作者姓名： | 沈蔚莲 孙小兵 |
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| 作者单位： | 广东省电力设计研究院,广州,510600 |
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| 摘 要： | 根据某逆流(3D FEM)式自然通风冷却塔的设计资料,按照三维有限元计算理论,采用热-力耦合场分析技术,计算冬季运行工况下由线性温度场引起的温度应力和夏季日照工况下由非线性温度场引起的温度应力,可为冷却塔的设计提供参考依据.
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| 关 键 词： | 冷却塔 日照温差 非线性温度场 温度应力 |
| 文章编号： | 1004-3918（2007）05-0793-04 |
| 修稿时间： | 2007-04-04 |
Analysis on the Thermal Stress of the Natural Draft Cooling Tower by 3D FEM |
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| SHEN Wei-lian,SUN Xiao-bing.Analysis on the Thermal Stress of the Natural Draft Cooling Tower by 3D FEM[J].Henan Science,2007,25(5):793-796. |
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| Authors: | SHEN Wei-lian SUN Xiao-bing |
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| Institution: | Guangdong electric power design institute,Guangzhou 510600,China |
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| Abstract: | Adopted technique of temperature field and stress field accouplement,it analyzed the thermal stress under the effect of linear temperature field in winter and nonlinear temperature field in summer based the design data of a natural draft cooling tower and the 3D FEM.It provides the consult for design of the cooling tower. |
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| Keywords: | cooling tower temperature difference of sunlight nonlinear temperature field thermal stress |
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